mirror of
https://github.com/Alfresco/alfresco-community-repo.git
synced 2025-10-29 15:21:53 +00:00
dd247ae264
64835: Merged V4.2-BUG-FIX (4.2.2) to HEAD-BUG-FIX (4.3/Cloud)
64763: Merged V4.1-BUG-FIX (4.1.9) to V4.2-BUG-FIX (4.2.2)
64693: Merged V4.1.8 (4.1.8) to V4.1-BUG-FIX (4.1.9)
64175: Merged DEV to 4.1.8
64114: MNT-10796: Incorrect search result when content is deleted.
- DBNodeServiceImpl#deleteNode() was updated that will delete a node entry from an index. Requires retest of MNT-3337 and MNT-8485.
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@66196 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
4985 lines
192 KiB
Java
4985 lines
192 KiB
Java
/*
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* Copyright (C) 2005-2013 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.alfresco.repo.domain.node;
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import java.io.Serializable;
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import java.net.InetAddress;
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import java.net.UnknownHostException;
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import java.sql.Savepoint;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Date;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Locale;
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import java.util.Map;
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import java.util.Set;
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import java.util.SortedSet;
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import java.util.Stack;
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import java.util.TreeSet;
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import java.util.concurrent.locks.ReadWriteLock;
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import java.util.concurrent.locks.ReentrantReadWriteLock;
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import org.alfresco.error.AlfrescoRuntimeException;
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import org.alfresco.ibatis.BatchingDAO;
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import org.alfresco.ibatis.RetryingCallbackHelper;
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import org.alfresco.ibatis.RetryingCallbackHelper.RetryingCallback;
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import org.alfresco.model.ContentModel;
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import org.alfresco.repo.cache.NullCache;
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import org.alfresco.repo.cache.SimpleCache;
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import org.alfresco.repo.cache.TransactionalCache;
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import org.alfresco.repo.cache.lookup.EntityLookupCache;
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import org.alfresco.repo.cache.lookup.EntityLookupCache.EntityLookupCallbackDAOAdaptor;
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import org.alfresco.repo.domain.contentdata.ContentDataDAO;
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import org.alfresco.repo.domain.control.ControlDAO;
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import org.alfresco.repo.domain.locale.LocaleDAO;
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import org.alfresco.repo.domain.permissions.AccessControlListDAO;
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import org.alfresco.repo.domain.permissions.AclDAO;
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import org.alfresco.repo.domain.qname.QNameDAO;
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import org.alfresco.repo.domain.usage.UsageDAO;
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import org.alfresco.repo.node.index.NodeIndexer;
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import org.alfresco.repo.policy.BehaviourFilter;
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import org.alfresco.repo.security.permissions.AccessControlListProperties;
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import org.alfresco.repo.transaction.AlfrescoTransactionSupport;
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import org.alfresco.repo.transaction.AlfrescoTransactionSupport.TxnReadState;
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import org.alfresco.repo.transaction.RetryingTransactionHelper.RetryingTransactionCallback;
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import org.alfresco.repo.transaction.TransactionAwareSingleton;
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import org.alfresco.repo.transaction.TransactionListenerAdapter;
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import org.alfresco.repo.transaction.TransactionalDao;
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import org.alfresco.repo.transaction.TransactionalResourceHelper;
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import org.alfresco.service.cmr.dictionary.DataTypeDefinition;
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import org.alfresco.service.cmr.dictionary.DictionaryService;
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import org.alfresco.service.cmr.dictionary.InvalidTypeException;
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import org.alfresco.service.cmr.dictionary.PropertyDefinition;
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import org.alfresco.service.cmr.repository.AssociationExistsException;
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import org.alfresco.service.cmr.repository.AssociationRef;
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import org.alfresco.service.cmr.repository.ChildAssociationRef;
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import org.alfresco.service.cmr.repository.ContentData;
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import org.alfresco.service.cmr.repository.CyclicChildRelationshipException;
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import org.alfresco.service.cmr.repository.DuplicateChildNodeNameException;
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import org.alfresco.service.cmr.repository.InvalidNodeRefException;
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import org.alfresco.service.cmr.repository.InvalidStoreRefException;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.cmr.repository.NodeRef.Status;
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import org.alfresco.service.cmr.repository.Path;
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import org.alfresco.service.cmr.repository.StoreRef;
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import org.alfresco.service.cmr.repository.datatype.DefaultTypeConverter;
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import org.alfresco.service.namespace.QName;
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import org.alfresco.service.transaction.ReadOnlyServerException;
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import org.alfresco.service.transaction.TransactionService;
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import org.alfresco.util.EqualsHelper;
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import org.alfresco.util.EqualsHelper.MapValueComparison;
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import org.alfresco.util.GUID;
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import org.alfresco.util.Pair;
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import org.alfresco.util.PropertyCheck;
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import org.alfresco.util.ReadWriteLockExecuter;
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import org.alfresco.util.ValueProtectingMap;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.springframework.dao.ConcurrencyFailureException;
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import org.springframework.dao.DataIntegrityViolationException;
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import org.springframework.util.Assert;
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/**
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* Abstract implementation for Node DAO.
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* <p>
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* This provides basic services such as caching, but defers to the underlying implementation
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* for CRUD operations.
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*
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* @author Derek Hulley
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* @since 3.4
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*/
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public abstract class AbstractNodeDAOImpl implements NodeDAO, BatchingDAO
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{
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private static final String CACHE_REGION_ROOT_NODES = "N.RN";
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private static final String CACHE_REGION_NODES = "N.N";
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private static final String CACHE_REGION_ASPECTS = "N.A";
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private static final String CACHE_REGION_PROPERTIES = "N.P";
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private static final String KEY_LOST_NODE_PAIRS = AbstractNodeDAOImpl.class.getName() + ".lostNodePairs";
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private static final String KEY_DELETED_ASSOCS = AbstractNodeDAOImpl.class.getName() + ".deletedAssocs";
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protected Log logger = LogFactory.getLog(getClass());
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private Log loggerPaths = LogFactory.getLog(getClass().getName() + ".paths");
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protected final boolean isDebugEnabled = logger.isDebugEnabled();
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private NodePropertyHelper nodePropertyHelper;
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private ServerIdCallback serverIdCallback = new ServerIdCallback();
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private UpdateTransactionListener updateTransactionListener = new UpdateTransactionListener();
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private RetryingCallbackHelper childAssocRetryingHelper;
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private TransactionService transactionService;
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private DictionaryService dictionaryService;
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private BehaviourFilter policyBehaviourFilter;
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private AclDAO aclDAO;
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private AccessControlListDAO accessControlListDAO;
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private ControlDAO controlDAO;
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private QNameDAO qnameDAO;
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private ContentDataDAO contentDataDAO;
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private LocaleDAO localeDAO;
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private UsageDAO usageDAO;
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private NodeIndexer nodeIndexer;
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private int cachingThreshold = 10;
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/**
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* Cache for the Store root nodes by StoreRef:<br/>
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* KEY: StoreRef<br/>
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* VALUE: Node representing the root node<br/>
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* VALUE KEY: IGNORED<br/>
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*/
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private EntityLookupCache<StoreRef, Node, Serializable> rootNodesCache;
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/**
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* Cache for nodes with the root aspect by StoreRef:<br/>
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* KEY: StoreRef<br/>
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* VALUE: A set of nodes with the root aspect<br/>
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*/
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private SimpleCache<StoreRef, Set<NodeRef>> allRootNodesCache;
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/**
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* Bidirectional cache for the Node ID to Node lookups:<br/>
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* KEY: Node ID<br/>
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* VALUE: Node<br/>
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* VALUE KEY: The Node's NodeRef<br/>
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*/
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private EntityLookupCache<Long, Node, NodeRef> nodesCache;
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/**
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* Backing transactional cache to allow read-through requests to be honoured
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*/
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private TransactionalCache<Serializable, Serializable> nodesTransactionalCache;
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/**
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* Cache for the QName values:<br/>
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* KEY: NodeVersionKey<br/>
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* VALUE: Set<QName><br/>
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* VALUE KEY: None<br/>
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*/
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private EntityLookupCache<NodeVersionKey, Set<QName>, Serializable> aspectsCache;
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/**
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* Cache for the Node properties:<br/>
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* KEY: NodeVersionKey<br/>
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* VALUE: Map<QName, Serializable><br/>
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* VALUE KEY: None<br/>
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*/
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private EntityLookupCache<NodeVersionKey, Map<QName, Serializable>, Serializable> propertiesCache;
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/**
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* Non-clustered cache for the Node parent assocs:<br/>
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* KEY: (nodeId, txnId) pair <br/>
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* VALUE: ParentAssocs
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*/
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private ParentAssocsCache parentAssocsCache;
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private int parentAssocsCacheSize;
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private int parentAssocsCacheLimitFactor = 8;
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/**
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* Cache for fast lookups of child nodes by <b>cm:name</b>.
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*/
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private SimpleCache<ChildByNameKey, ChildAssocEntity> childByNameCache;
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/**
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* Constructor. Set up various instance-specific members such as caches and locks.
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*/
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public AbstractNodeDAOImpl()
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{
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childAssocRetryingHelper = new RetryingCallbackHelper();
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childAssocRetryingHelper.setRetryWaitMs(10);
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childAssocRetryingHelper.setMaxRetries(5);
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// Caches
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rootNodesCache = new EntityLookupCache<StoreRef, Node, Serializable>(new RootNodesCacheCallbackDAO());
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nodesCache = new EntityLookupCache<Long, Node, NodeRef>(new NodesCacheCallbackDAO());
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aspectsCache = new EntityLookupCache<NodeVersionKey, Set<QName>, Serializable>(new AspectsCallbackDAO());
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propertiesCache = new EntityLookupCache<NodeVersionKey, Map<QName, Serializable>, Serializable>(new PropertiesCallbackDAO());
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childByNameCache = new NullCache<ChildByNameKey, ChildAssocEntity>();
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}
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/**
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* @param transactionService the service to start post-txn processes
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*/
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public void setTransactionService(TransactionService transactionService)
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{
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this.transactionService = transactionService;
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}
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/**
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* @param dictionaryService the service help determine <b>cm:auditable</b> characteristics
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*/
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public void setDictionaryService(DictionaryService dictionaryService)
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{
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this.dictionaryService = dictionaryService;
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}
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public void setCachingThreshold(int cachingThreshold)
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{
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this.cachingThreshold = cachingThreshold;
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}
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/**
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* @param policyBehaviourFilter the service to determine the behaviour for <b>cm:auditable</b> and
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* other inherent capabilities.
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*/
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public void setPolicyBehaviourFilter(BehaviourFilter policyBehaviourFilter)
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{
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this.policyBehaviourFilter = policyBehaviourFilter;
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}
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/**
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* @param aclDAO used to update permissions during certain operations
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*/
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public void setAclDAO(AclDAO aclDAO)
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{
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this.aclDAO = aclDAO;
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}
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/**
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* @param accessControlListDAO used to update ACL inheritance during node moves
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*/
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public void setAccessControlListDAO(AccessControlListDAO accessControlListDAO)
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{
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this.accessControlListDAO = accessControlListDAO;
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}
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/**
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* @param controlDAO create Savepoints
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*/
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public void setControlDAO(ControlDAO controlDAO)
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{
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this.controlDAO = controlDAO;
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}
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/**
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* @param qnameDAO translates QName IDs into QName instances and vice-versa
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*/
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public void setQnameDAO(QNameDAO qnameDAO)
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{
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this.qnameDAO = qnameDAO;
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}
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/**
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* @param contentDataDAO used to create and delete content references
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*/
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public void setContentDataDAO(ContentDataDAO contentDataDAO)
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{
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this.contentDataDAO = contentDataDAO;
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}
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/**
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* @param localeDAO used to handle MLText properties
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*/
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public void setLocaleDAO(LocaleDAO localeDAO)
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{
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this.localeDAO = localeDAO;
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}
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/**
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* @param usageDAO used to keep content usage calculations in line
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*/
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public void setUsageDAO(UsageDAO usageDAO)
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{
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this.usageDAO = usageDAO;
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}
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/**
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* @param nodeIndexer used when making changes that affect indexes
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*/
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public void setNodeIndexer(NodeIndexer nodeIndexer)
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{
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this.nodeIndexer = nodeIndexer;
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}
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/**
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* Set the cache that maintains the Store root node data
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*
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* @param cache the cache
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*/
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public void setRootNodesCache(SimpleCache<Serializable, Serializable> cache)
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{
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this.rootNodesCache = new EntityLookupCache<StoreRef, Node, Serializable>(
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cache,
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CACHE_REGION_ROOT_NODES,
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new RootNodesCacheCallbackDAO());
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}
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/**
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* Set the cache that maintains the extended Store root node data
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*
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* @param cache the cache
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*/
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public void setAllRootNodesCache(SimpleCache<StoreRef, Set<NodeRef>> allRootNodesCache)
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{
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this.allRootNodesCache = allRootNodesCache;
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}
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/**
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* Set the cache that maintains node ID-NodeRef cross referencing data
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*
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* @param cache the cache
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*/
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public void setNodesCache(SimpleCache<Serializable, Serializable> cache)
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{
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this.nodesCache = new EntityLookupCache<Long, Node, NodeRef>(
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cache,
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CACHE_REGION_NODES,
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new NodesCacheCallbackDAO());
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if (cache instanceof TransactionalCache)
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{
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this.nodesTransactionalCache = (TransactionalCache<Serializable, Serializable>) cache;
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}
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}
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/**
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* Set the cache that maintains the Node QName IDs
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*
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* @param aspectsCache the cache
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*/
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public void setAspectsCache(SimpleCache<NodeVersionKey, Set<QName>> aspectsCache)
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{
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this.aspectsCache = new EntityLookupCache<NodeVersionKey, Set<QName>, Serializable>(
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aspectsCache,
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CACHE_REGION_ASPECTS,
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new AspectsCallbackDAO());
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}
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/**
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* Set the cache that maintains the Node property values
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*
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* @param propertiesCache the cache
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*/
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public void setPropertiesCache(SimpleCache<NodeVersionKey, Map<QName, Serializable>> propertiesCache)
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{
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this.propertiesCache = new EntityLookupCache<NodeVersionKey, Map<QName, Serializable>, Serializable>(
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propertiesCache,
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CACHE_REGION_PROPERTIES,
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new PropertiesCallbackDAO());
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}
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/**
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* Sets the maximum capacity of the parent assocs cache
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*
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* @param parentAssocsCacheSize the cache size
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*/
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public void setParentAssocsCacheSize(int parentAssocsCacheSize)
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{
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this.parentAssocsCacheSize = parentAssocsCacheSize;
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}
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/**
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* Sets the average number of parents expected per cache entry. This parameter is multiplied by the
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* {@link #setParentAssocsCacheSize(int)} parameter to compute a limit on the total number of cached parents, which
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* will be proportional to the cache's memory usage. The cache will be pruned when this limit is exceeded to avoid
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* excessive memory usage.
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*
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* @param parentAssocsCacheLimitFactor
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* the parentAssocsCacheLimitFactor to set
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*/
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public void setParentAssocsCacheLimitFactor(int parentAssocsCacheLimitFactor)
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{
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this.parentAssocsCacheLimitFactor = parentAssocsCacheLimitFactor;
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}
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/**
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* Set the cache that maintains lookups by child <b>cm:name</b>
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*
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* @param childByNameCache the cache
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*/
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public void setChildByNameCache(SimpleCache<ChildByNameKey, ChildAssocEntity> childByNameCache)
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{
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this.childByNameCache = childByNameCache;
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}
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/*
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* Initialize
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*/
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public void init()
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{
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PropertyCheck.mandatory(this, "transactionService", transactionService);
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PropertyCheck.mandatory(this, "dictionaryService", dictionaryService);
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PropertyCheck.mandatory(this, "aclDAO", aclDAO);
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PropertyCheck.mandatory(this, "accessControlListDAO", accessControlListDAO);
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PropertyCheck.mandatory(this, "qnameDAO", qnameDAO);
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PropertyCheck.mandatory(this, "contentDataDAO", contentDataDAO);
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PropertyCheck.mandatory(this, "localeDAO", localeDAO);
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PropertyCheck.mandatory(this, "usageDAO", usageDAO);
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PropertyCheck.mandatory(this, "nodeIndexer", nodeIndexer);
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this.nodePropertyHelper = new NodePropertyHelper(dictionaryService, qnameDAO, localeDAO, contentDataDAO);
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this.parentAssocsCache = new ParentAssocsCache(this.parentAssocsCacheSize, this.parentAssocsCacheLimitFactor);
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}
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/*
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* Server
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*/
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/**
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* Wrapper to get the server ID within the context of a lock
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*/
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private class ServerIdCallback extends ReadWriteLockExecuter<Long>
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{
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private TransactionAwareSingleton<Long> serverIdStorage = new TransactionAwareSingleton<Long>();
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public Long getWithReadLock() throws Throwable
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{
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return serverIdStorage.get();
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}
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public Long getWithWriteLock() throws Throwable
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{
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if (serverIdStorage.get() != null)
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{
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return serverIdStorage.get();
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}
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// Avoid write operations in read-only transactions
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// ALF-5456: IP address change can cause read-write errors on startup
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if (AlfrescoTransactionSupport.getTransactionReadState() == TxnReadState.TXN_READ_ONLY)
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{
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return null;
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}
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// Server IP address
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String ipAddress = null;
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try
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{
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ipAddress = InetAddress.getLocalHost().getHostAddress();
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}
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catch (UnknownHostException e)
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{
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throw new AlfrescoRuntimeException("Failed to get server IP address", e);
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}
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// Get the server instance
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ServerEntity serverEntity = selectServer(ipAddress);
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if (serverEntity != null)
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{
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serverIdStorage.put(serverEntity.getId());
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return serverEntity.getId();
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}
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// Doesn't exist, so create it
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Long serverId = insertServer(ipAddress);
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serverIdStorage.put(serverId);
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Created server entity: " + serverEntity);
|
|
}
|
|
return serverId;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get the ID of the current server, or <tt>null</tt> if there is no ID for the current
|
|
* server and one can't be created.
|
|
*
|
|
* @see ServerIdCallback
|
|
*/
|
|
protected Long getServerId()
|
|
{
|
|
return serverIdCallback.execute();
|
|
}
|
|
|
|
/*
|
|
* Cache helpers
|
|
*/
|
|
|
|
private void clearCaches()
|
|
{
|
|
nodesCache.clear();
|
|
aspectsCache.clear();
|
|
propertiesCache.clear();
|
|
parentAssocsCache.clear();
|
|
}
|
|
|
|
/**
|
|
* Invalidate cache entries for all children of a give node. This usually applies
|
|
* where the child associations or nodes are modified en-masse.
|
|
*
|
|
* @param parentNodeId the parent node of all child nodes to be invalidated (may be <tt>null</tt>)
|
|
* @param touchNodes <tt>true<tt> to also touch the nodes
|
|
* @return the number of child associations found (might be capped)
|
|
*/
|
|
private int invalidateNodeChildrenCaches(Long parentNodeId, boolean primary, boolean touchNodes)
|
|
{
|
|
Long txnId = getCurrentTransaction().getId();
|
|
|
|
int count = 0;
|
|
List<Long> childNodeIds = new ArrayList<Long>(256);
|
|
Long minAssocIdInclusive = Long.MIN_VALUE;
|
|
while (minAssocIdInclusive != null)
|
|
{
|
|
childNodeIds.clear();
|
|
List<ChildAssocEntity> childAssocs = selectChildNodeIds(
|
|
parentNodeId,
|
|
Boolean.valueOf(primary),
|
|
minAssocIdInclusive,
|
|
256);
|
|
// Remove the cache entries as we go
|
|
for (ChildAssocEntity childAssoc : childAssocs)
|
|
{
|
|
Long childAssocId = childAssoc.getId();
|
|
if (childAssocId.compareTo(minAssocIdInclusive) < 0)
|
|
{
|
|
throw new RuntimeException("Query results did not increase for assoc ID");
|
|
}
|
|
else
|
|
{
|
|
minAssocIdInclusive = new Long(childAssocId.longValue() + 1L);
|
|
}
|
|
// Invalidate the node cache
|
|
Long childNodeId = childAssoc.getChildNode().getId();
|
|
childNodeIds.add(childNodeId);
|
|
invalidateNodeCaches(childNodeId);
|
|
count++;
|
|
}
|
|
// Bring all the nodes into the transaction, if required
|
|
if (touchNodes)
|
|
{
|
|
updateNodes(txnId, childNodeIds);
|
|
}
|
|
// Now break out if we didn't have the full set of results
|
|
if (childAssocs.size() < 256)
|
|
{
|
|
break;
|
|
}
|
|
}
|
|
// Done
|
|
return count;
|
|
}
|
|
|
|
/**
|
|
* Invalidates all cached artefacts for a particular node, forcing a refresh.
|
|
*
|
|
* @param nodeId the node ID
|
|
*/
|
|
private void invalidateNodeCaches(Long nodeId)
|
|
{
|
|
// Take the current value from the nodesCache and use that to invalidate the other caches
|
|
Node node = nodesCache.getValue(nodeId);
|
|
if (node != null)
|
|
{
|
|
invalidateNodeCaches(node, true, true, true);
|
|
}
|
|
// Finally remove the node reference
|
|
nodesCache.removeByKey(nodeId);
|
|
}
|
|
|
|
/**
|
|
* Invalidate specific node caches using an exact key
|
|
*
|
|
* @param node the node in question
|
|
*/
|
|
private void invalidateNodeCaches(Node node, boolean invalidateNodeAspectsCache,
|
|
boolean invalidateNodePropertiesCache, boolean invalidateParentAssocsCache)
|
|
{
|
|
NodeVersionKey nodeVersionKey = node.getNodeVersionKey();
|
|
if (invalidateNodeAspectsCache)
|
|
{
|
|
aspectsCache.removeByKey(nodeVersionKey);
|
|
}
|
|
if (invalidateNodePropertiesCache)
|
|
{
|
|
propertiesCache.removeByKey(nodeVersionKey);
|
|
}
|
|
if (invalidateParentAssocsCache)
|
|
{
|
|
invalidateParentAssocsCached(node);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Transactions
|
|
*/
|
|
|
|
private static final String KEY_TRANSACTION = "node.transaction.id";
|
|
|
|
/**
|
|
* Wrapper to update the current transaction to get the change time correct
|
|
*
|
|
* @author Derek Hulley
|
|
* @since 3.4
|
|
*/
|
|
private class UpdateTransactionListener implements TransactionalDao
|
|
{
|
|
/**
|
|
* Checks for the presence of a written DB transaction entry
|
|
*/
|
|
@Override
|
|
public boolean isDirty()
|
|
{
|
|
Long txnId = AbstractNodeDAOImpl.this.getCurrentTransactionId(false);
|
|
return txnId != null;
|
|
}
|
|
|
|
@Override
|
|
public void beforeCommit(boolean readOnly)
|
|
{
|
|
if (readOnly)
|
|
{
|
|
return;
|
|
}
|
|
TransactionEntity txn = AlfrescoTransactionSupport.getResource(KEY_TRANSACTION);
|
|
Long txnId = txn.getId();
|
|
// Update it
|
|
Long now = System.currentTimeMillis();
|
|
updateTransaction(txnId, now);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return Returns a new transaction or an existing one if already active
|
|
*/
|
|
private TransactionEntity getCurrentTransaction()
|
|
{
|
|
TransactionEntity txn = AlfrescoTransactionSupport.getResource(KEY_TRANSACTION);
|
|
if (txn != null)
|
|
{
|
|
// We have been busy here before
|
|
return txn;
|
|
}
|
|
// Check that this is a writable txn
|
|
if (AlfrescoTransactionSupport.getTransactionReadState() != TxnReadState.TXN_READ_WRITE)
|
|
{
|
|
throw new ReadOnlyServerException();
|
|
}
|
|
// Have to create a new transaction entry
|
|
Long serverId = getServerId();
|
|
Long now = System.currentTimeMillis();
|
|
String changeTxnId = AlfrescoTransactionSupport.getTransactionId();
|
|
Long txnId = insertTransaction(serverId, changeTxnId, now);
|
|
// Store it for later
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Create txn: " + txnId);
|
|
}
|
|
txn = new TransactionEntity();
|
|
txn.setId(txnId);
|
|
txn.setChangeTxnId(changeTxnId);
|
|
txn.setCommitTimeMs(now);
|
|
ServerEntity server = new ServerEntity();
|
|
server.setId(serverId);
|
|
txn.setServer(server);
|
|
|
|
AlfrescoTransactionSupport.bindResource(KEY_TRANSACTION, txn);
|
|
// Listen for the end of the transaction
|
|
AlfrescoTransactionSupport.bindDaoService(updateTransactionListener);
|
|
// Done
|
|
return txn;
|
|
}
|
|
|
|
public Long getCurrentTransactionId(boolean ensureNew)
|
|
{
|
|
TransactionEntity txn;
|
|
if (ensureNew)
|
|
{
|
|
txn = getCurrentTransaction();
|
|
}
|
|
else
|
|
{
|
|
txn = AlfrescoTransactionSupport.getResource(KEY_TRANSACTION);
|
|
}
|
|
return txn == null ? null : txn.getId();
|
|
}
|
|
|
|
/*
|
|
* Stores
|
|
*/
|
|
|
|
@Override
|
|
public Pair<Long, StoreRef> getStore(StoreRef storeRef)
|
|
{
|
|
Pair<StoreRef, Node> rootNodePair = rootNodesCache.getByKey(storeRef);
|
|
if (rootNodePair == null)
|
|
{
|
|
return null;
|
|
}
|
|
else
|
|
{
|
|
return new Pair<Long, StoreRef>(rootNodePair.getSecond().getStore().getId(), rootNodePair.getFirst());
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public List<Pair<Long, StoreRef>> getStores()
|
|
{
|
|
List<StoreEntity> storeEntities = selectAllStores();
|
|
List<Pair<Long, StoreRef>> storeRefs = new ArrayList<Pair<Long,StoreRef>>(storeEntities.size());
|
|
for (StoreEntity storeEntity : storeEntities)
|
|
{
|
|
storeRefs.add(new Pair<Long, StoreRef>(storeEntity.getId(), storeEntity.getStoreRef()));
|
|
}
|
|
return storeRefs;
|
|
}
|
|
|
|
/**
|
|
* @throws InvalidStoreRefException if the store is invalid
|
|
*/
|
|
private StoreEntity getStoreNotNull(StoreRef storeRef)
|
|
{
|
|
Pair<StoreRef, Node> rootNodePair = rootNodesCache.getByKey(storeRef);
|
|
if (rootNodePair == null)
|
|
{
|
|
throw new InvalidStoreRefException(storeRef);
|
|
}
|
|
else
|
|
{
|
|
return rootNodePair.getSecond().getStore();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public boolean exists(StoreRef storeRef)
|
|
{
|
|
Pair<StoreRef, Node> rootNodePair = rootNodesCache.getByKey(storeRef);
|
|
return rootNodePair != null;
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, NodeRef> getRootNode(StoreRef storeRef)
|
|
{
|
|
Pair<StoreRef, Node> rootNodePair = rootNodesCache.getByKey(storeRef);
|
|
if (rootNodePair == null)
|
|
{
|
|
throw new InvalidStoreRefException(storeRef);
|
|
}
|
|
else
|
|
{
|
|
return rootNodePair.getSecond().getNodePair();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public Set<NodeRef> getAllRootNodes(StoreRef storeRef)
|
|
{
|
|
Set<NodeRef> rootNodes = allRootNodesCache.get(storeRef);
|
|
if (rootNodes == null)
|
|
{
|
|
final Map<StoreRef, Set<NodeRef>> allRootNodes = new HashMap<StoreRef, Set<NodeRef>>(97);
|
|
getNodesWithAspects(Collections.singleton(ContentModel.ASPECT_ROOT), 0L, Long.MAX_VALUE, new NodeRefQueryCallback()
|
|
{
|
|
@Override
|
|
public boolean handle(Pair<Long, NodeRef> nodePair)
|
|
{
|
|
NodeRef nodeRef = nodePair.getSecond();
|
|
StoreRef storeRef = nodeRef.getStoreRef();
|
|
Set<NodeRef> rootNodes = allRootNodes.get(storeRef);
|
|
if (rootNodes == null)
|
|
{
|
|
rootNodes = new HashSet<NodeRef>(97);
|
|
allRootNodes.put(storeRef, rootNodes);
|
|
}
|
|
rootNodes.add(nodeRef);
|
|
return true;
|
|
}
|
|
});
|
|
rootNodes = allRootNodes.get(storeRef);
|
|
if (rootNodes == null)
|
|
{
|
|
rootNodes = Collections.emptySet();
|
|
allRootNodes.put(storeRef, rootNodes);
|
|
}
|
|
for (Map.Entry<StoreRef, Set<NodeRef>> entry : allRootNodes.entrySet())
|
|
{
|
|
StoreRef entryStoreRef = entry.getKey();
|
|
// Prevent unnecessary cross-invalidation
|
|
if (!allRootNodesCache.contains(entryStoreRef))
|
|
{
|
|
allRootNodesCache.put(entryStoreRef, entry.getValue());
|
|
}
|
|
}
|
|
}
|
|
return rootNodes;
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, NodeRef> newStore(StoreRef storeRef)
|
|
{
|
|
// Create the store
|
|
StoreEntity store = new StoreEntity();
|
|
store.setProtocol(storeRef.getProtocol());
|
|
store.setIdentifier(storeRef.getIdentifier());
|
|
|
|
Long storeId = insertStore(store);
|
|
store.setId(storeId);
|
|
|
|
// Get an ACL for the root node
|
|
Long aclId = aclDAO.createAccessControlList();
|
|
|
|
// Create a root node
|
|
Long nodeTypeQNameId = qnameDAO.getOrCreateQName(ContentModel.TYPE_STOREROOT).getFirst();
|
|
NodeEntity rootNode = newNodeImpl(store, null, nodeTypeQNameId, null, aclId, null);
|
|
Long rootNodeId = rootNode.getId();
|
|
addNodeAspects(rootNodeId, Collections.singleton(ContentModel.ASPECT_ROOT));
|
|
|
|
// Now update the store with the root node ID
|
|
store.setRootNode(rootNode);
|
|
updateStoreRoot(store);
|
|
|
|
// Push the value into the caches
|
|
rootNodesCache.setValue(storeRef, rootNode);
|
|
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Created store: \n" + " " + store);
|
|
}
|
|
return new Pair<Long, NodeRef>(rootNode.getId(), rootNode.getNodeRef());
|
|
}
|
|
|
|
@Override
|
|
public void moveStore(StoreRef oldStoreRef, StoreRef newStoreRef)
|
|
{
|
|
StoreEntity store = getStoreNotNull(oldStoreRef);
|
|
store.setProtocol(newStoreRef.getProtocol());
|
|
store.setIdentifier(newStoreRef.getIdentifier());
|
|
// Update it
|
|
int count = updateStore(store);
|
|
if (count != 1)
|
|
{
|
|
throw new ConcurrencyFailureException("Store not updated: " + oldStoreRef);
|
|
}
|
|
// Bring all the associated nodes into the current transaction
|
|
Long txnId = getCurrentTransaction().getId();
|
|
Long storeId = store.getId();
|
|
updateNodesInStore(txnId, storeId);
|
|
|
|
// All the NodeRef-based caches are invalid. ID-based caches are fine.
|
|
rootNodesCache.removeByKey(oldStoreRef);
|
|
allRootNodesCache.remove(oldStoreRef);
|
|
nodesCache.clear();
|
|
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Moved store: " + oldStoreRef + " --> " + newStoreRef);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Callback to cache store root nodes by {@link StoreRef}.
|
|
*
|
|
* @author Derek Hulley
|
|
* @since 3.4
|
|
*/
|
|
private class RootNodesCacheCallbackDAO extends EntityLookupCallbackDAOAdaptor<StoreRef, Node, Serializable>
|
|
{
|
|
/**
|
|
* @throws UnsupportedOperationException Stores must be created externally
|
|
*/
|
|
public Pair<StoreRef, Node> createValue(Node value)
|
|
{
|
|
throw new UnsupportedOperationException("Root node creation is done externally: " + value);
|
|
}
|
|
|
|
/**
|
|
* @param key the store ID
|
|
*/
|
|
public Pair<StoreRef, Node> findByKey(StoreRef storeRef)
|
|
{
|
|
NodeEntity node = selectStoreRootNode(storeRef);
|
|
return node == null ? null : new Pair<StoreRef, Node>(storeRef, node);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Nodes
|
|
*/
|
|
|
|
/**
|
|
* Callback to cache nodes by ID and {@link NodeRef}. When looking up objects based on the
|
|
* value key, only the referencing properties need be populated. <b>ALL</b> nodes are cached,
|
|
* not just live nodes.
|
|
*
|
|
* @see NodeEntity
|
|
*
|
|
* @author Derek Hulley
|
|
* @since 3.4
|
|
*/
|
|
private class NodesCacheCallbackDAO extends EntityLookupCallbackDAOAdaptor<Long, Node, NodeRef>
|
|
{
|
|
/**
|
|
* @throws UnsupportedOperationException Nodes are created externally
|
|
*/
|
|
public Pair<Long, Node> createValue(Node value)
|
|
{
|
|
throw new UnsupportedOperationException("Node creation is done externally: " + value);
|
|
}
|
|
|
|
/**
|
|
* @param nodeId the key node ID
|
|
*/
|
|
public Pair<Long, Node> findByKey(Long nodeId)
|
|
{
|
|
NodeEntity node = selectNodeById(nodeId);
|
|
if (node != null)
|
|
{
|
|
// Lock it to prevent 'accidental' modification
|
|
node.lock();
|
|
return new Pair<Long, Node>(nodeId, node);
|
|
}
|
|
else
|
|
{
|
|
return null;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return Returns the Node's NodeRef
|
|
*/
|
|
@Override
|
|
public NodeRef getValueKey(Node value)
|
|
{
|
|
return value.getNodeRef();
|
|
}
|
|
|
|
/**
|
|
* Looks the node up based on the NodeRef of the given node
|
|
*/
|
|
@Override
|
|
public Pair<Long, Node> findByValue(Node node)
|
|
{
|
|
NodeRef nodeRef = node.getNodeRef();
|
|
node = selectNodeByNodeRef(nodeRef);
|
|
if (node != null)
|
|
{
|
|
// Lock it to prevent 'accidental' modification
|
|
node.lock();
|
|
return new Pair<Long, Node>(node.getId(), node);
|
|
}
|
|
else
|
|
{
|
|
return null;
|
|
}
|
|
}
|
|
}
|
|
|
|
public boolean exists(Long nodeId)
|
|
{
|
|
Pair<Long, Node> pair = nodesCache.getByKey(nodeId);
|
|
return pair != null && !pair.getSecond().getDeleted(qnameDAO);
|
|
}
|
|
|
|
public boolean exists(NodeRef nodeRef)
|
|
{
|
|
NodeEntity node = new NodeEntity(nodeRef);
|
|
Pair<Long, Node> pair = nodesCache.getByValue(node);
|
|
return pair != null && !pair.getSecond().getDeleted(qnameDAO);
|
|
}
|
|
|
|
@Override
|
|
public boolean isInCurrentTxn(Long nodeId)
|
|
{
|
|
Long currentTxnId = getCurrentTransactionId(false);
|
|
if (currentTxnId == null)
|
|
{
|
|
// No transactional changes have been made to any nodes, therefore the node cannot
|
|
// be part of the current transaction
|
|
return false;
|
|
}
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
Long nodeTxnId = node.getTransaction().getId();
|
|
return nodeTxnId.equals(currentTxnId);
|
|
}
|
|
|
|
@Override
|
|
public Status getNodeRefStatus(NodeRef nodeRef)
|
|
{
|
|
Node node = new NodeEntity(nodeRef);
|
|
Pair<Long, Node> nodePair = nodesCache.getByValue(node);
|
|
// The nodesCache gets both live and deleted nodes.
|
|
if (nodePair == null)
|
|
{
|
|
return null;
|
|
}
|
|
else
|
|
{
|
|
return nodePair.getSecond().getNodeStatus(qnameDAO);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public Status getNodeIdStatus(Long nodeId)
|
|
{
|
|
Pair<Long, Node> nodePair = nodesCache.getByKey(nodeId);
|
|
// The nodesCache gets both live and deleted nodes.
|
|
if (nodePair == null)
|
|
{
|
|
return null;
|
|
}
|
|
else
|
|
{
|
|
return nodePair.getSecond().getNodeStatus(qnameDAO);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, NodeRef> getNodePair(NodeRef nodeRef)
|
|
{
|
|
NodeEntity node = new NodeEntity(nodeRef);
|
|
Pair<Long, Node> pair = nodesCache.getByValue(node);
|
|
// Check it
|
|
if (pair == null || pair.getSecond().getDeleted(qnameDAO))
|
|
{
|
|
// The cache says that the node is not there or is deleted.
|
|
// We double check by going to the DB
|
|
Node dbNode = selectNodeByNodeRef(nodeRef);
|
|
if (dbNode == null)
|
|
{
|
|
// The DB agrees. This is an invalid noderef. Why are you trying to use it?
|
|
return null;
|
|
}
|
|
else if (dbNode.getDeleted(qnameDAO))
|
|
{
|
|
// We may have reached this deleted node via an invalid association; trigger a post transaction prune of
|
|
// any associations that point to this deleted one
|
|
pruneDanglingAssocs(dbNode.getId());
|
|
|
|
// The DB agrees. This is a deleted noderef.
|
|
return null;
|
|
}
|
|
else
|
|
{
|
|
// The cache was wrong, possibly due to it caching negative results earlier.
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Repairing stale cache entry for node: " + nodeRef);
|
|
}
|
|
Long nodeId = dbNode.getId();
|
|
invalidateNodeCaches(nodeId);
|
|
dbNode.lock(); // Prevent unexpected edits of values going into the cache
|
|
nodesCache.setValue(nodeId, dbNode);
|
|
return dbNode.getNodePair();
|
|
}
|
|
}
|
|
return pair.getSecond().getNodePair();
|
|
}
|
|
|
|
/**
|
|
* Trigger a post transaction prune of any associations that point to this deleted one.
|
|
* @param nodeId
|
|
*/
|
|
private void pruneDanglingAssocs(Long nodeId)
|
|
{
|
|
selectChildAssocs(nodeId, null, null, null, null, null, new ChildAssocRefQueryCallback()
|
|
{
|
|
@Override
|
|
public boolean preLoadNodes()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public boolean orderResults()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public boolean handle(Pair<Long, ChildAssociationRef> childAssocPair, Pair<Long, NodeRef> parentNodePair,
|
|
Pair<Long, NodeRef> childNodePair)
|
|
{
|
|
bindFixAssocAndCollectLostAndFound(childNodePair, "childNodeWithDeletedParent", childAssocPair.getFirst(), childAssocPair.getSecond().isPrimary() && exists(childAssocPair.getFirst()));
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public void done()
|
|
{
|
|
}
|
|
});
|
|
selectParentAssocs(nodeId, null, null, null, new ChildAssocRefQueryCallback()
|
|
{
|
|
@Override
|
|
public boolean preLoadNodes()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public boolean orderResults()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public boolean handle(Pair<Long, ChildAssociationRef> childAssocPair, Pair<Long, NodeRef> parentNodePair,
|
|
Pair<Long, NodeRef> childNodePair)
|
|
{
|
|
bindFixAssocAndCollectLostAndFound(childNodePair, "deletedChildWithParents", childAssocPair.getFirst(), false);
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public void done()
|
|
{
|
|
}
|
|
});
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, NodeRef> getNodePair(Long nodeId)
|
|
{
|
|
Pair<Long, Node> pair = nodesCache.getByKey(nodeId);
|
|
// Check it
|
|
if (pair == null || pair.getSecond().getDeleted(qnameDAO))
|
|
{
|
|
// The cache says that the node is not there or is deleted.
|
|
// We double check by going to the DB
|
|
Node dbNode = selectNodeById(nodeId);
|
|
if (dbNode == null)
|
|
{
|
|
// The DB agrees. This is an invalid noderef. Why are you trying to use it?
|
|
return null;
|
|
}
|
|
else if (dbNode.getDeleted(qnameDAO))
|
|
{
|
|
// We may have reached this deleted node via an invalid association; trigger a post transaction prune of
|
|
// any associations that point to this deleted one
|
|
pruneDanglingAssocs(dbNode.getId());
|
|
|
|
// The DB agrees. This is a deleted noderef.
|
|
return null;
|
|
}
|
|
else
|
|
{
|
|
// The cache was wrong, possibly due to it caching negative results earlier.
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Repairing stale cache entry for node: " + nodeId);
|
|
}
|
|
invalidateNodeCaches(nodeId);
|
|
dbNode.lock(); // Prevent unexpected edits of values going into the cache
|
|
nodesCache.setValue(nodeId, dbNode);
|
|
return dbNode.getNodePair();
|
|
}
|
|
}
|
|
else
|
|
{
|
|
return pair.getSecond().getNodePair();
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Get a node instance regardless of whether it is considered <b>live</b> or <b>deleted</b>
|
|
*
|
|
* @param nodeId the node ID to look for
|
|
* @param liveOnly <tt>true</tt> to ensure that only <b>live</b> nodes are retrieved
|
|
* @return a node that will be <b>live</b> if requested
|
|
* @throws ConcurrencyFailureException if a valid node is not found
|
|
*/
|
|
private Node getNodeNotNull(Long nodeId, boolean liveOnly)
|
|
{
|
|
Pair<Long, Node> pair = nodesCache.getByKey(nodeId);
|
|
|
|
if (pair == null)
|
|
{
|
|
// The node has no entry in the database
|
|
NodeEntity dbNode = selectNodeById(nodeId);
|
|
nodesCache.removeByKey(nodeId);
|
|
throw new ConcurrencyFailureException(
|
|
"No node row exists: \n" +
|
|
" ID: " + nodeId + "\n" +
|
|
" DB row: " + dbNode);
|
|
}
|
|
else if (pair.getSecond().getDeleted(qnameDAO) && liveOnly)
|
|
{
|
|
// The node is not 'live' as was requested
|
|
NodeEntity dbNode = selectNodeById(nodeId);
|
|
nodesCache.removeByKey(nodeId);
|
|
// Make absolutely sure that the node is not referenced by any associations
|
|
pruneDanglingAssocs(nodeId);
|
|
// Force a retry on the transaction
|
|
throw new ConcurrencyFailureException(
|
|
"No live node exists: \n" +
|
|
" ID: " + nodeId + "\n" +
|
|
" DB row: " + dbNode);
|
|
}
|
|
else
|
|
{
|
|
return pair.getSecond();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public QName getNodeType(Long nodeId)
|
|
{
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
Long nodeTypeQNameId = node.getTypeQNameId();
|
|
return qnameDAO.getQName(nodeTypeQNameId).getSecond();
|
|
}
|
|
|
|
@Override
|
|
public Long getNodeAclId(Long nodeId)
|
|
{
|
|
Node node = getNodeNotNull(nodeId, true);
|
|
return node.getAclId();
|
|
}
|
|
|
|
@Override
|
|
public ChildAssocEntity newNode(
|
|
Long parentNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
StoreRef storeRef,
|
|
String uuid,
|
|
QName nodeTypeQName,
|
|
Locale nodeLocale,
|
|
String childNodeName,
|
|
Map<QName, Serializable> auditableProperties) throws InvalidTypeException
|
|
{
|
|
Assert.notNull(parentNodeId, "parentNodeId");
|
|
Assert.notNull(assocTypeQName, "assocTypeQName");
|
|
Assert.notNull(assocQName, "assocQName");
|
|
Assert.notNull(storeRef, "storeRef");
|
|
|
|
if (auditableProperties == null)
|
|
{
|
|
auditableProperties = Collections.emptyMap();
|
|
}
|
|
|
|
// Get the parent node
|
|
Node parentNode = getNodeNotNull(parentNodeId, true);
|
|
|
|
// Find an initial ACL for the node
|
|
Long parentAclId = parentNode.getAclId();
|
|
AccessControlListProperties inheritedAcl = null;
|
|
Long childAclId = null;
|
|
if (parentAclId != null)
|
|
{
|
|
try
|
|
{
|
|
Long inheritedACL = aclDAO.getInheritedAccessControlList(parentAclId);
|
|
inheritedAcl = aclDAO.getAccessControlListProperties(inheritedACL);
|
|
if (inheritedAcl != null)
|
|
{
|
|
childAclId = inheritedAcl.getId();
|
|
}
|
|
}
|
|
catch (RuntimeException e)
|
|
{
|
|
// The get* calls above actually do writes. So pessimistically get rid of the
|
|
// parent node from the cache in case it was wrong somehow.
|
|
invalidateNodeCaches(parentNodeId);
|
|
// Rethrow for a retry (ALF-17286)
|
|
throw new RuntimeException(
|
|
"Failure while 'getting' inherited ACL or ACL properties: \n" +
|
|
" parent ACL ID: " + parentAclId + "\n" +
|
|
" inheritied ACL: " + inheritedAcl,
|
|
e);
|
|
}
|
|
}
|
|
// Build the cm:auditable properties
|
|
AuditablePropertiesEntity auditableProps = new AuditablePropertiesEntity();
|
|
boolean setAuditProps = auditableProps.setAuditValues(null, null, auditableProperties);
|
|
if (!setAuditProps)
|
|
{
|
|
// No cm:auditable properties were supplied
|
|
auditableProps = null;
|
|
}
|
|
|
|
// Get the store
|
|
StoreEntity store = getStoreNotNull(storeRef);
|
|
// Create the node (it is not a root node)
|
|
Long nodeTypeQNameId = qnameDAO.getOrCreateQName(nodeTypeQName).getFirst();
|
|
Long nodeLocaleId = localeDAO.getOrCreateLocalePair(nodeLocale).getFirst();
|
|
NodeEntity node = newNodeImpl(store, uuid, nodeTypeQNameId, nodeLocaleId, childAclId, auditableProps);
|
|
Long nodeId = node.getId();
|
|
|
|
// Protect the node's cm:auditable if it was explicitly set
|
|
if (setAuditProps)
|
|
{
|
|
NodeRef nodeRef = node.getNodeRef();
|
|
policyBehaviourFilter.disableBehaviour(nodeRef, ContentModel.ASPECT_AUDITABLE);
|
|
}
|
|
|
|
// Now create a primary association for it
|
|
if (childNodeName == null)
|
|
{
|
|
childNodeName = node.getUuid();
|
|
}
|
|
ChildAssocEntity assoc = newChildAssocImpl(
|
|
parentNodeId, nodeId, true, assocTypeQName, assocQName, childNodeName, false);
|
|
|
|
// There will be no other parent assocs
|
|
boolean isRoot = false;
|
|
boolean isStoreRoot = nodeTypeQName.equals(ContentModel.TYPE_STOREROOT);
|
|
ParentAssocsInfo parentAssocsInfo = new ParentAssocsInfo(isRoot, isStoreRoot, assoc);
|
|
setParentAssocsCached(nodeId, parentAssocsInfo);
|
|
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug(
|
|
"Created new node: \n" +
|
|
" Node: " + node + "\n" +
|
|
" Assoc: " + assoc);
|
|
}
|
|
return assoc;
|
|
}
|
|
|
|
/**
|
|
* @param uuid the node UUID, or <tt>null</tt> to auto-generate
|
|
* @param nodeTypeQNameId the node's type
|
|
* @param nodeLocaleId the node's locale or <tt>null</tt> to use the default locale
|
|
* @param aclId an ACL ID if available
|
|
* @param auditableProps <tt>null</tt> to auto-generate or provide a value to explicitly set
|
|
* @throws NodeExistsException if the target reference is already taken by a live node
|
|
*/
|
|
private NodeEntity newNodeImpl(
|
|
StoreEntity store,
|
|
String uuid,
|
|
Long nodeTypeQNameId,
|
|
Long nodeLocaleId,
|
|
Long aclId,
|
|
AuditablePropertiesEntity auditableProps) throws InvalidTypeException
|
|
{
|
|
NodeEntity node = new NodeEntity();
|
|
// Store
|
|
node.setStore(store);
|
|
// UUID
|
|
if (uuid == null)
|
|
{
|
|
node.setUuid(GUID.generate());
|
|
}
|
|
else
|
|
{
|
|
node.setUuid(uuid);
|
|
}
|
|
// QName
|
|
node.setTypeQNameId(nodeTypeQNameId);
|
|
QName nodeTypeQName = qnameDAO.getQName(nodeTypeQNameId).getSecond();
|
|
// Locale
|
|
if (nodeLocaleId == null)
|
|
{
|
|
nodeLocaleId = localeDAO.getOrCreateDefaultLocalePair().getFirst();
|
|
}
|
|
node.setLocaleId(nodeLocaleId);
|
|
// ACL (may be null)
|
|
node.setAclId(aclId);
|
|
// Transaction
|
|
TransactionEntity txn = getCurrentTransaction();
|
|
node.setTransaction(txn);
|
|
|
|
// Audit
|
|
boolean addAuditableAspect = false;
|
|
if (auditableProps != null)
|
|
{
|
|
// Client-supplied cm:auditable values
|
|
node.setAuditableProperties(auditableProps);
|
|
addAuditableAspect = true;
|
|
}
|
|
else if (AuditablePropertiesEntity.hasAuditableAspect(nodeTypeQName, dictionaryService))
|
|
{
|
|
// Automatically-generated cm:auditable values
|
|
auditableProps = new AuditablePropertiesEntity();
|
|
auditableProps.setAuditValues(null, null, true, 0L);
|
|
node.setAuditableProperties(auditableProps);
|
|
addAuditableAspect = true;
|
|
}
|
|
|
|
Long id = null;
|
|
Savepoint savepoint = controlDAO.createSavepoint("newNodeImpl");
|
|
try
|
|
{
|
|
// First try a straight insert and risk the constraint violation if the node exists
|
|
id = insertNode(node);
|
|
controlDAO.releaseSavepoint(savepoint);
|
|
}
|
|
catch (Throwable e)
|
|
{
|
|
controlDAO.rollbackToSavepoint(savepoint);
|
|
// This is probably because there is an existing node. We can handle existing deleted nodes.
|
|
NodeRef targetNodeRef = node.getNodeRef();
|
|
Node dbTargetNode = selectNodeByNodeRef(targetNodeRef);
|
|
if (dbTargetNode == null)
|
|
{
|
|
// There does not appear to be any row that could prevent an insert
|
|
throw new AlfrescoRuntimeException("Failed to insert new node: " + node, e);
|
|
}
|
|
else if (dbTargetNode.getDeleted(qnameDAO))
|
|
{
|
|
Long dbTargetNodeId = dbTargetNode.getId();
|
|
// This is OK. It happens when we create a node that existed in the past.
|
|
// Remove the row completely
|
|
deleteNodeProperties(dbTargetNodeId, (Set<Long>) null);
|
|
deleteNodeById(dbTargetNodeId);
|
|
// Now repeat the insert but let any further problems just be thrown out
|
|
id = insertNode(node);
|
|
}
|
|
else
|
|
{
|
|
// A live node exists.
|
|
throw new NodeExistsException(dbTargetNode.getNodePair(), e);
|
|
}
|
|
}
|
|
node.setId(id);
|
|
|
|
Set<QName> nodeAspects = null;
|
|
if (addAuditableAspect)
|
|
{
|
|
Long auditableAspectQNameId = qnameDAO.getOrCreateQName(ContentModel.ASPECT_AUDITABLE).getFirst();
|
|
insertNodeAspect(id, auditableAspectQNameId);
|
|
nodeAspects = Collections.<QName>singleton(ContentModel.ASPECT_AUDITABLE);
|
|
}
|
|
else
|
|
{
|
|
nodeAspects = Collections.<QName>emptySet();
|
|
}
|
|
|
|
// Lock the node and cache
|
|
node.lock();
|
|
nodesCache.setValue(id, node);
|
|
// Pre-populate some of the other caches so that we don't immediately query
|
|
setNodeAspectsCached(id, nodeAspects);
|
|
setNodePropertiesCached(id, Collections.<QName, Serializable>emptyMap());
|
|
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Created new node: \n" + " " + node);
|
|
}
|
|
return node;
|
|
}
|
|
|
|
@Override
|
|
public Pair<Pair<Long, ChildAssociationRef>, Pair<Long, NodeRef>> moveNode(
|
|
final Long childNodeId,
|
|
final Long newParentNodeId,
|
|
final QName assocTypeQName,
|
|
final QName assocQName)
|
|
{
|
|
final Node newParentNode = getNodeNotNull(newParentNodeId, true);
|
|
final StoreEntity newParentStore = newParentNode.getStore();
|
|
final Node childNode = getNodeNotNull(childNodeId, true);
|
|
final StoreEntity childStore = childNode.getStore();
|
|
final ChildAssocEntity primaryParentAssoc = getPrimaryParentAssocImpl(childNodeId);
|
|
final Long oldParentAclId;
|
|
final Long oldParentNodeId;
|
|
if (primaryParentAssoc == null)
|
|
{
|
|
oldParentAclId = null;
|
|
oldParentNodeId = null;
|
|
}
|
|
else
|
|
{
|
|
if (primaryParentAssoc.getParentNode() == null)
|
|
{
|
|
oldParentAclId = null;
|
|
oldParentNodeId = null;
|
|
}
|
|
else
|
|
{
|
|
oldParentNodeId = primaryParentAssoc.getParentNode().getId();
|
|
oldParentAclId = getNodeNotNull(oldParentNodeId, true).getAclId();
|
|
}
|
|
}
|
|
|
|
// Need the child node's name here in case it gets removed
|
|
final String childNodeName = (String) getNodeProperty(childNodeId, ContentModel.PROP_NAME);
|
|
|
|
// First attempt to move the node, which may rollback to a savepoint
|
|
Node newChildNode = childNode;
|
|
// Store
|
|
if (!childStore.getId().equals(newParentStore.getId()))
|
|
{
|
|
// Remove the cm:auditable aspect from the source node
|
|
// Remove the cm:auditable aspect from the old node as the new one will get new values as required
|
|
Set<Long> aspectIdsToDelete = qnameDAO.convertQNamesToIds(
|
|
Collections.singleton(ContentModel.ASPECT_AUDITABLE),
|
|
true);
|
|
deleteNodeAspects(childNodeId, aspectIdsToDelete);
|
|
// ... but make sure we copy over the cm:auditable data from the originating node
|
|
AuditablePropertiesEntity auditableProps = childNode.getAuditableProperties();
|
|
// Create a new node and copy all the data over to it
|
|
newChildNode = newNodeImpl(
|
|
newParentStore,
|
|
childNode.getUuid(),
|
|
childNode.getTypeQNameId(),
|
|
childNode.getLocaleId(),
|
|
childNode.getAclId(),
|
|
auditableProps);
|
|
Long newChildNodeId = newChildNode.getId();
|
|
moveNodeData(
|
|
childNode.getId(),
|
|
newChildNodeId);
|
|
// The new node will have new data not present in the cache, yet
|
|
invalidateNodeCaches(newChildNodeId);
|
|
invalidateNodeChildrenCaches(newChildNodeId, true, true);
|
|
invalidateNodeChildrenCaches(newChildNodeId, false, true);
|
|
// Completely delete the original node but keep the ACL as it's reused
|
|
deleteNodeImpl(childNodeId, false);
|
|
}
|
|
else
|
|
{
|
|
// Touch the node; make sure parent assocs are invalidated
|
|
touchNode(childNodeId, null, null, false, false, true);
|
|
}
|
|
|
|
final Long newChildNodeId = newChildNode.getId();
|
|
// Now update the primary parent assoc
|
|
RetryingCallback<Integer> callback = new RetryingCallback<Integer>()
|
|
{
|
|
public Integer execute() throws Throwable
|
|
{
|
|
// Because we are retrying in-transaction i.e. absorbing exceptions, we need a Savepoint
|
|
Savepoint savepoint = controlDAO.createSavepoint("DuplicateChildNodeNameException");
|
|
// We use the child node's UUID if there is no cm:name
|
|
String childNodeNameToUse = childNodeName == null ? childNode.getUuid() : childNodeName;
|
|
|
|
try
|
|
{
|
|
int updated = updatePrimaryParentAssocs(
|
|
newChildNodeId,
|
|
newParentNodeId,
|
|
assocTypeQName,
|
|
assocQName,
|
|
childNodeNameToUse);
|
|
controlDAO.releaseSavepoint(savepoint);
|
|
// Ensure we invalidate the name cache (the child version key might not have been 'bumped' by the last
|
|
// 'touch')
|
|
if (updated > 0 && primaryParentAssoc != null)
|
|
{
|
|
Pair<Long, QName> oldTypeQnamePair = qnameDAO.getQName(
|
|
primaryParentAssoc.getTypeQNameId());
|
|
if (oldTypeQnamePair != null)
|
|
{
|
|
childByNameCache.remove(new ChildByNameKey(oldParentNodeId, oldTypeQnamePair.getSecond(),
|
|
primaryParentAssoc.getChildNodeName()));
|
|
}
|
|
}
|
|
return updated;
|
|
}
|
|
catch (Throwable e)
|
|
{
|
|
controlDAO.rollbackToSavepoint(savepoint);
|
|
// DuplicateChildNodeNameException implements DoNotRetryException.
|
|
// There are some cases - FK violations, specifically - where we DO actually want to retry.
|
|
// Detecting this is done by looking for the related FK names, 'fk_alf_cass_*' in the error message
|
|
String lowerMsg = e.getMessage().toLowerCase();
|
|
if (lowerMsg.contains("fk_alf_cass_"))
|
|
{
|
|
throw new ConcurrencyFailureException("FK violation updating primary parent association for " + childNodeId, e);
|
|
}
|
|
// We assume that this is from the child cm:name constraint violation
|
|
throw new DuplicateChildNodeNameException(
|
|
newParentNode.getNodeRef(),
|
|
assocTypeQName,
|
|
childNodeName,
|
|
e);
|
|
}
|
|
}
|
|
};
|
|
childAssocRetryingHelper.doWithRetry(callback);
|
|
|
|
// Optimize for rename case
|
|
if (!EqualsHelper.nullSafeEquals(newParentNodeId, oldParentNodeId))
|
|
{
|
|
// Check for cyclic relationships
|
|
// TODO: This adds a lot of overhead when moving hierarchies.
|
|
// While getPaths is faster, it would be better to avoid the parentAssocsCache
|
|
// completely.
|
|
getPaths(newChildNode.getNodePair(), false);
|
|
// cycleCheck(newChildNodeId);
|
|
|
|
// Update ACLs for moved tree
|
|
Long newParentAclId = newParentNode.getAclId();
|
|
accessControlListDAO.updateInheritance(newChildNodeId, oldParentAclId, newParentAclId);
|
|
}
|
|
|
|
// Done
|
|
Pair<Long, ChildAssociationRef> assocPair = getPrimaryParentAssoc(newChildNode.getId());
|
|
Pair<Long, NodeRef> nodePair = newChildNode.getNodePair();
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Moved node: " + assocPair + " ... " + nodePair);
|
|
}
|
|
return new Pair<Pair<Long, ChildAssociationRef>, Pair<Long, NodeRef>>(assocPair, nodePair);
|
|
}
|
|
|
|
@Override
|
|
public boolean updateNode(Long nodeId, QName nodeTypeQName, Locale nodeLocale)
|
|
{
|
|
// Get the existing node; we need to check for a change in store or UUID
|
|
Node oldNode = getNodeNotNull(nodeId, true);
|
|
final Long nodeTypeQNameId;
|
|
if (nodeTypeQName == null)
|
|
{
|
|
nodeTypeQNameId = oldNode.getTypeQNameId();
|
|
}
|
|
else
|
|
{
|
|
nodeTypeQNameId = qnameDAO.getOrCreateQName(nodeTypeQName).getFirst();
|
|
}
|
|
final Long nodeLocaleId;
|
|
if (nodeLocale == null)
|
|
{
|
|
nodeLocaleId = oldNode.getLocaleId();
|
|
}
|
|
else
|
|
{
|
|
nodeLocaleId = localeDAO.getOrCreateLocalePair(nodeLocale).getFirst();
|
|
}
|
|
|
|
// Wrap all the updates into one
|
|
NodeUpdateEntity nodeUpdate = new NodeUpdateEntity();
|
|
nodeUpdate.setId(nodeId);
|
|
nodeUpdate.setStore(oldNode.getStore()); // Need node reference
|
|
nodeUpdate.setUuid(oldNode.getUuid()); // Need node reference
|
|
// TypeQName (if necessary)
|
|
if (!nodeTypeQNameId.equals(oldNode.getTypeQNameId()))
|
|
{
|
|
nodeUpdate.setTypeQNameId(nodeTypeQNameId);
|
|
nodeUpdate.setUpdateTypeQNameId(true);
|
|
}
|
|
// Locale (if necessary)
|
|
if (!nodeLocaleId.equals(oldNode.getLocaleId()))
|
|
{
|
|
nodeUpdate.setLocaleId(nodeLocaleId);
|
|
nodeUpdate.setUpdateLocaleId(true);
|
|
}
|
|
|
|
return updateNodeImpl(oldNode, nodeUpdate, null);
|
|
}
|
|
|
|
|
|
@Override
|
|
public int touchNodes(Long txnId, List<Long> nodeIds)
|
|
{
|
|
// limit in clause to 1000 node ids
|
|
int batchSize = 1000;
|
|
|
|
int touched = 0;
|
|
ArrayList<Long> batch = new ArrayList<Long>(batchSize);
|
|
for(Long nodeId : nodeIds)
|
|
{
|
|
invalidateNodeCaches(nodeId);
|
|
batch.add(nodeId);
|
|
if(batch.size() % batchSize == 0)
|
|
{
|
|
touched += updateNodes(txnId, batch);
|
|
batch.clear();
|
|
}
|
|
}
|
|
if(batch.size() > 0)
|
|
{
|
|
touched += updateNodes(txnId, batch);
|
|
}
|
|
return touched;
|
|
}
|
|
|
|
/**
|
|
* Updates the node's transaction and <b>cm:auditable</b> properties while
|
|
* providing a convenient method to control cache entry invalidation.
|
|
* <p/>
|
|
* Not all 'touch' signals actually produce a change: the node may already have been touched
|
|
* in the current transaction. In this case, the required caches are explicitly invalidated
|
|
* as requested.<br/>
|
|
* It is more complicated when the node is modified. If the node is modified against a previous
|
|
* transaction then all cache entries are left untrusted and not pulled forward. But if the
|
|
* node is modified but in the same transaction, then the cache entries are considered good and
|
|
* pull forward against the current version of the node ... <b>unless</b> the cache was specicially
|
|
* tagged for invalidation.
|
|
* <p/>
|
|
* It is sometime necessary to provide the node's current aspects, particularly during
|
|
* changes to the aspect list. If not provided, they will be looked up.
|
|
*
|
|
* @param nodeId the ID of the node (must refer to a live node)
|
|
* @param auditableProps optionally override the <b>cm:auditable</b> values
|
|
* @param nodeAspects the node's aspects or <tt>null</tt> to look them up
|
|
* @param invalidateNodeAspectsCache <tt>true</tt> if the node's cached aspects are unreliable
|
|
* @param invalidateNodePropertiesCache <tt>true</tt> if the node's cached properties are unreliable
|
|
* @param invalidateParentAssocsCache <tt>true</tt> if the node's cached parent assocs are unreliable
|
|
*
|
|
* @see #updateNodeImpl(NodeEntity, NodeUpdateEntity)
|
|
*/
|
|
private boolean touchNode(
|
|
Long nodeId, AuditablePropertiesEntity auditableProps, Set<QName> nodeAspects,
|
|
boolean invalidateNodeAspectsCache,
|
|
boolean invalidateNodePropertiesCache,
|
|
boolean invalidateParentAssocsCache)
|
|
{
|
|
Node node = null;
|
|
try
|
|
{
|
|
node = getNodeNotNull(nodeId, false);
|
|
}
|
|
catch (DataIntegrityViolationException e)
|
|
{
|
|
// The ID doesn't reference a live node.
|
|
// We do nothing w.r.t. touching
|
|
return false;
|
|
}
|
|
|
|
NodeUpdateEntity nodeUpdate = new NodeUpdateEntity();
|
|
nodeUpdate.setId(nodeId);
|
|
nodeUpdate.setAuditableProperties(auditableProps);
|
|
// Update it
|
|
boolean updatedNode = updateNodeImpl(node, nodeUpdate, nodeAspects);
|
|
// Handle the cache invalidation requests
|
|
NodeVersionKey nodeVersionKey = node.getNodeVersionKey();
|
|
if (updatedNode)
|
|
{
|
|
Node newNode = getNodeNotNull(nodeId, false);
|
|
NodeVersionKey newNodeVersionKey = newNode.getNodeVersionKey();
|
|
// The version will have moved on, effectively rendering our caches invalid.
|
|
// Copy over caches that DON'T need invalidating
|
|
if (!invalidateNodeAspectsCache)
|
|
{
|
|
copyNodeAspectsCached(nodeVersionKey, newNodeVersionKey);
|
|
}
|
|
if (!invalidateNodePropertiesCache)
|
|
{
|
|
copyNodePropertiesCached(nodeVersionKey, newNodeVersionKey);
|
|
}
|
|
if (invalidateParentAssocsCache)
|
|
{
|
|
// Because we cache parent assocs by transaction, we must manually invalidate on this version change
|
|
invalidateParentAssocsCached(node);
|
|
}
|
|
else
|
|
{
|
|
copyParentAssocsCached(node);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// The node was not touched. By definition it MUST be in the current transaction.
|
|
// We invalidate the caches as specifically requested
|
|
invalidateNodeCaches(
|
|
node,
|
|
invalidateNodeAspectsCache,
|
|
invalidateNodePropertiesCache,
|
|
invalidateParentAssocsCache);
|
|
}
|
|
|
|
return updatedNode;
|
|
}
|
|
|
|
/**
|
|
* Helper method that updates the node, bringing it into the current transaction with
|
|
* the appropriate <b>cm:auditable</b> and transaction behaviour.
|
|
* <p>
|
|
* If the <tt>NodeRef</tt> of the node is changing (usually a store move) then deleted
|
|
* nodes are cleaned out where they might exist.
|
|
*
|
|
* @param oldNode the existing node, fully populated
|
|
* @param nodeUpdate the node update with all update elements populated
|
|
* @param nodeAspects the node's aspects or <tt>null</tt> to look them up
|
|
* @return <tt>true</tt> if any updates were made
|
|
*/
|
|
private boolean updateNodeImpl(Node oldNode, NodeUpdateEntity nodeUpdate, Set<QName> nodeAspects)
|
|
{
|
|
Long nodeId = oldNode.getId();
|
|
|
|
// Make sure that the ID has been populated
|
|
if (!EqualsHelper.nullSafeEquals(nodeId, nodeUpdate.getId()))
|
|
{
|
|
throw new IllegalArgumentException("NodeUpdateEntity node ID is not correct: " + nodeUpdate);
|
|
}
|
|
|
|
// Copy of the reference data
|
|
nodeUpdate.setStore(oldNode.getStore());
|
|
nodeUpdate.setUuid(oldNode.getUuid());
|
|
|
|
// Ensure that other values are set for completeness when caching
|
|
if (!nodeUpdate.isUpdateTypeQNameId())
|
|
{
|
|
nodeUpdate.setTypeQNameId(oldNode.getTypeQNameId());
|
|
}
|
|
if (!nodeUpdate.isUpdateLocaleId())
|
|
{
|
|
nodeUpdate.setLocaleId(oldNode.getLocaleId());
|
|
}
|
|
if (!nodeUpdate.isUpdateAclId())
|
|
{
|
|
nodeUpdate.setAclId(oldNode.getAclId());
|
|
}
|
|
|
|
nodeUpdate.setVersion(oldNode.getVersion());
|
|
// Update the transaction
|
|
TransactionEntity txn = getCurrentTransaction();
|
|
nodeUpdate.setTransaction(txn);
|
|
if (!txn.getId().equals(oldNode.getTransaction().getId()))
|
|
{
|
|
// Only update if the txn has changed
|
|
nodeUpdate.setUpdateTransaction(true);
|
|
}
|
|
// Update auditable
|
|
if (nodeAspects == null)
|
|
{
|
|
nodeAspects = getNodeAspects(nodeId);
|
|
}
|
|
if (nodeAspects.contains(ContentModel.ASPECT_AUDITABLE))
|
|
{
|
|
NodeRef oldNodeRef = oldNode.getNodeRef();
|
|
if (policyBehaviourFilter.isEnabled(oldNodeRef, ContentModel.ASPECT_AUDITABLE))
|
|
{
|
|
// Make sure that auditable properties are present
|
|
AuditablePropertiesEntity auditableProps = oldNode.getAuditableProperties();
|
|
if (auditableProps == null)
|
|
{
|
|
auditableProps = new AuditablePropertiesEntity();
|
|
}
|
|
else
|
|
{
|
|
auditableProps = new AuditablePropertiesEntity(auditableProps);
|
|
}
|
|
long modifiedDateToleranceMs = 1000L;
|
|
|
|
if (nodeUpdate.isUpdateTransaction())
|
|
{
|
|
// allow update cm:modified property for new transaction
|
|
modifiedDateToleranceMs = 0L;
|
|
}
|
|
|
|
boolean updateAuditableProperties = auditableProps.setAuditValues(null, null, false, modifiedDateToleranceMs);
|
|
nodeUpdate.setAuditableProperties(auditableProps);
|
|
nodeUpdate.setUpdateAuditableProperties(updateAuditableProperties);
|
|
}
|
|
else if (nodeUpdate.getAuditableProperties() == null)
|
|
{
|
|
// cache the explicit setting of auditable properties when creating node (note: auditable aspect is not yet present)
|
|
AuditablePropertiesEntity auditableProps = oldNode.getAuditableProperties();
|
|
if (auditableProps != null)
|
|
{
|
|
nodeUpdate.setAuditableProperties(auditableProps); // Can reuse the locked instance
|
|
nodeUpdate.setUpdateAuditableProperties(true);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// ALF-4117: NodeDAO: Allow cm:auditable to be set
|
|
// The nodeUpdate had auditable properties set, so we just use that directly
|
|
nodeUpdate.setUpdateAuditableProperties(true);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Make sure that any auditable properties are removed
|
|
AuditablePropertiesEntity auditableProps = oldNode.getAuditableProperties();
|
|
if (auditableProps != null)
|
|
{
|
|
nodeUpdate.setAuditableProperties(null);
|
|
nodeUpdate.setUpdateAuditableProperties(true);
|
|
}
|
|
}
|
|
|
|
// Just bug out if nothing has changed
|
|
if (!nodeUpdate.isUpdateAnything())
|
|
{
|
|
return false;
|
|
}
|
|
|
|
// The node is remaining in the current store
|
|
int count = 0;
|
|
Throwable concurrencyException = null;
|
|
try
|
|
{
|
|
count = updateNode(nodeUpdate);
|
|
}
|
|
catch (Throwable e)
|
|
{
|
|
concurrencyException = e;
|
|
}
|
|
// Do concurrency check
|
|
if (count != 1)
|
|
{
|
|
// Drop the value from the cache in case the cache is stale
|
|
nodesCache.removeByKey(nodeId);
|
|
nodesCache.removeByValue(nodeUpdate);
|
|
|
|
throw new ConcurrencyFailureException("Failed to update node " + nodeId, concurrencyException);
|
|
}
|
|
else
|
|
{
|
|
// Check for wrap-around in the version number
|
|
if (nodeUpdate.getVersion().equals(LONG_ZERO))
|
|
{
|
|
// The version was wrapped back to zero
|
|
// The caches that are keyed by version are now unreliable
|
|
propertiesCache.clear();
|
|
aspectsCache.clear();
|
|
parentAssocsCache.clear();
|
|
}
|
|
// Update the caches
|
|
nodeUpdate.lock();
|
|
nodesCache.setValue(nodeId, nodeUpdate);
|
|
// The node's version has moved on so no need to invalidate caches
|
|
}
|
|
|
|
// Done
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug(
|
|
"Updated Node: \n" +
|
|
" OLD: " + oldNode + "\n" +
|
|
" NEW: " + nodeUpdate);
|
|
}
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public void setNodeAclId(Long nodeId, Long aclId)
|
|
{
|
|
Node oldNode = getNodeNotNull(nodeId, true);
|
|
NodeUpdateEntity nodeUpdateEntity = new NodeUpdateEntity();
|
|
nodeUpdateEntity.setId(nodeId);
|
|
nodeUpdateEntity.setAclId(aclId);
|
|
nodeUpdateEntity.setUpdateAclId(true);
|
|
updateNodeImpl(oldNode, nodeUpdateEntity, null);
|
|
}
|
|
|
|
public void setPrimaryChildrenSharedAclId(
|
|
Long primaryParentNodeId,
|
|
Long optionalOldSharedAlcIdInAdditionToNull,
|
|
Long newSharedAclId)
|
|
{
|
|
Long txnId = getCurrentTransaction().getId();
|
|
updatePrimaryChildrenSharedAclId(
|
|
txnId,
|
|
primaryParentNodeId,
|
|
optionalOldSharedAlcIdInAdditionToNull,
|
|
newSharedAclId);
|
|
invalidateNodeChildrenCaches(primaryParentNodeId, true, false);
|
|
}
|
|
|
|
@Override
|
|
public void deleteNode(Long nodeId)
|
|
{
|
|
// Delete and take the ACLs to the grave
|
|
deleteNodeImpl(nodeId, true);
|
|
}
|
|
|
|
/**
|
|
* Physical deletion of the node
|
|
*
|
|
* @param nodeId the node to delete
|
|
* @param deleteAcl <tt>true</tt> to delete any associated ACLs otherwise
|
|
* <tt>false</tt> if the ACLs get reused elsewhere
|
|
*/
|
|
private void deleteNodeImpl(Long nodeId, boolean deleteAcl)
|
|
{
|
|
Node node = getNodeNotNull(nodeId, true);
|
|
// Gather data for later
|
|
Long aclId = node.getAclId();
|
|
Set<QName> nodeAspects = getNodeAspects(nodeId);
|
|
|
|
// Clean up content data
|
|
Set<QName> contentQNames = new HashSet<QName>(dictionaryService.getAllProperties(DataTypeDefinition.CONTENT));
|
|
Set<Long> contentQNamesToRemoveIds = qnameDAO.convertQNamesToIds(contentQNames, false);
|
|
contentDataDAO.deleteContentDataForNode(nodeId, contentQNamesToRemoveIds);
|
|
|
|
// Delete content usage deltas
|
|
usageDAO.deleteDeltas(nodeId);
|
|
|
|
// Handle sys:aspect_root
|
|
if (nodeAspects.contains(ContentModel.ASPECT_ROOT))
|
|
{
|
|
StoreRef storeRef = node.getStore().getStoreRef();
|
|
allRootNodesCache.remove(storeRef);
|
|
}
|
|
|
|
// Remove child associations (invalidate children)
|
|
invalidateNodeChildrenCaches(nodeId, true, true);
|
|
invalidateNodeChildrenCaches(nodeId, false, true);
|
|
|
|
// Remove aspects
|
|
deleteNodeAspects(nodeId, null);
|
|
|
|
// Remove properties
|
|
deleteNodeProperties(nodeId, (Set<Long>) null);
|
|
|
|
// Remove subscriptions
|
|
deleteSubscriptions(nodeId);
|
|
|
|
// Delete the row completely:
|
|
// ALF-12358: Concurrency: Possible to create association references to deleted nodes
|
|
// There will be no way that any references can be made to a deleted node because we
|
|
// are really going to delete it. However, for tracking purposes we need to maintain
|
|
// a list of nodes deleted in the transaction. We store that information against a
|
|
// new node of type 'sys:deleted'. This means that 'deleted' nodes are really just
|
|
// orphaned (read standalone) nodes that remain invisible outside of the DAO.
|
|
int deleted = deleteNodeById(nodeId);
|
|
// We will always have to invalidate the cache for the node
|
|
invalidateNodeCaches(nodeId);
|
|
// Concurrency check
|
|
if (deleted != 1)
|
|
{
|
|
// We thought that the row existed
|
|
throw new ConcurrencyFailureException(
|
|
"Failed to delete node: \n" +
|
|
" Node: " + node);
|
|
}
|
|
|
|
// Remove ACLs
|
|
if (deleteAcl && aclId != null)
|
|
{
|
|
aclDAO.deleteAclForNode(aclId, false);
|
|
}
|
|
|
|
// The node has been cleaned up. Now we recreate the node for index tracking purposes.
|
|
// Use a 'deleted' type QName
|
|
StoreEntity store = node.getStore();
|
|
String uuid = node.getUuid();
|
|
Long deletedQNameId = qnameDAO.getOrCreateQName(ContentModel.TYPE_DELETED).getFirst();
|
|
Long defaultLocaleId = localeDAO.getOrCreateDefaultLocalePair().getFirst();
|
|
Node deletedNode = newNodeImpl(store, uuid, deletedQNameId, defaultLocaleId, null, null);
|
|
Long deletedNodeId = deletedNode.getId();
|
|
// Store the original ID as a property
|
|
Map<QName, Serializable> trackingProps = Collections.singletonMap(ContentModel.PROP_ORIGINAL_ID, (Serializable) nodeId);
|
|
setNodePropertiesImpl(deletedNodeId, trackingProps, true);
|
|
}
|
|
|
|
@Override
|
|
public int purgeNodes(long maxTxnCommitTimeMs)
|
|
{
|
|
return deleteNodesByCommitTime(maxTxnCommitTimeMs);
|
|
}
|
|
|
|
/*
|
|
* Node Properties
|
|
*/
|
|
|
|
public Map<QName, Serializable> getNodeProperties(Long nodeId)
|
|
{
|
|
Map<QName, Serializable> props = getNodePropertiesCached(nodeId);
|
|
// Create a shallow copy to allow additions
|
|
props = new HashMap<QName, Serializable>(props);
|
|
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
// Handle sys:referenceable
|
|
ReferenceablePropertiesEntity.addReferenceableProperties(node, props);
|
|
// Handle sys:localized
|
|
LocalizedPropertiesEntity.addLocalizedProperties(localeDAO, node, props);
|
|
// Handle cm:auditable
|
|
if (hasNodeAspect(nodeId, ContentModel.ASPECT_AUDITABLE))
|
|
{
|
|
AuditablePropertiesEntity auditableProperties = node.getAuditableProperties();
|
|
if (auditableProperties == null)
|
|
{
|
|
auditableProperties = new AuditablePropertiesEntity();
|
|
}
|
|
props.putAll(auditableProperties.getAuditableProperties());
|
|
}
|
|
|
|
// Wrap to ensure that we only clone values if the client attempts to modify
|
|
// the map or retrieve values that might, themselves, be mutable
|
|
props = new ValueProtectingMap<QName, Serializable>(props, NodePropertyValue.IMMUTABLE_CLASSES);
|
|
|
|
// Done
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Fetched properties for Node: \n" +
|
|
" Node: " + nodeId + "\n" +
|
|
" Props: " + props);
|
|
}
|
|
return props;
|
|
}
|
|
|
|
@Override
|
|
public Serializable getNodeProperty(Long nodeId, QName propertyQName)
|
|
{
|
|
Serializable value = null;
|
|
// We have to load the node for cm:auditable
|
|
if (AuditablePropertiesEntity.isAuditableProperty(propertyQName))
|
|
{
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
AuditablePropertiesEntity auditableProperties = node.getAuditableProperties();
|
|
if (auditableProperties != null)
|
|
{
|
|
value = auditableProperties.getAuditableProperty(propertyQName);
|
|
}
|
|
}
|
|
else if (ReferenceablePropertiesEntity.isReferenceableProperty(propertyQName)) // sys:referenceable
|
|
{
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
value = ReferenceablePropertiesEntity.getReferenceableProperty(node, propertyQName);
|
|
}
|
|
else if (LocalizedPropertiesEntity.isLocalizedProperty(propertyQName)) // sys:localized
|
|
{
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
value = LocalizedPropertiesEntity.getLocalizedProperty(localeDAO, node, propertyQName);
|
|
}
|
|
else
|
|
{
|
|
Map<QName, Serializable> props = getNodePropertiesCached(nodeId);
|
|
// Wrap to ensure that we only clone values if the client attempts to modify
|
|
// the map or retrieve values that might, themselves, be mutable
|
|
props = new ValueProtectingMap<QName, Serializable>(props, NodePropertyValue.IMMUTABLE_CLASSES);
|
|
// The 'get' here will clone the value if it is mutable
|
|
value = props.get(propertyQName);
|
|
}
|
|
// Done
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Fetched property for Node: \n" +
|
|
" Node: " + nodeId + "\n" +
|
|
" QName: " + propertyQName + "\n" +
|
|
" Value: " + value);
|
|
}
|
|
return value;
|
|
}
|
|
|
|
/**
|
|
* Does differencing to add and/or remove properties. Internally, the existing properties
|
|
* will be retrieved and a difference performed to work out which properties need to be
|
|
* created, updated or deleted.
|
|
* <p/>
|
|
* Note: The cached properties are not updated
|
|
*
|
|
* @param nodeId the node ID
|
|
* @param newProps the properties to add or update
|
|
* @param isAddOnly <tt>true</tt> if the new properties are just an update or
|
|
* <tt>false</tt> if the properties are a complete set
|
|
* @return Returns <tt>true</tt> if any properties were changed
|
|
*/
|
|
private boolean setNodePropertiesImpl(
|
|
Long nodeId,
|
|
Map<QName, Serializable> newProps,
|
|
boolean isAddOnly)
|
|
{
|
|
if (isAddOnly && newProps.size() == 0)
|
|
{
|
|
return false; // No point adding nothing
|
|
}
|
|
|
|
// Get the current node
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
// Create an update node
|
|
NodeUpdateEntity nodeUpdate = new NodeUpdateEntity();
|
|
nodeUpdate.setId(nodeId);
|
|
|
|
// Copy inbound values
|
|
newProps = new HashMap<QName, Serializable>(newProps);
|
|
|
|
// Copy cm:auditable
|
|
if (!policyBehaviourFilter.isEnabled(node.getNodeRef(), ContentModel.ASPECT_AUDITABLE))
|
|
{
|
|
// Only bother if cm:auditable properties are present
|
|
if (AuditablePropertiesEntity.hasAuditableProperty(newProps.keySet()))
|
|
{
|
|
AuditablePropertiesEntity auditableProps = node.getAuditableProperties();
|
|
if (auditableProps == null)
|
|
{
|
|
auditableProps = new AuditablePropertiesEntity();
|
|
}
|
|
else
|
|
{
|
|
auditableProps = new AuditablePropertiesEntity(auditableProps); // Unlocked instance
|
|
}
|
|
boolean containedAuditProperties = auditableProps.setAuditValues(null, null, newProps);
|
|
if (!containedAuditProperties)
|
|
{
|
|
// Double-check (previous hasAuditableProperty should cover it)
|
|
// The behaviour is disabled, but no audit properties were passed in
|
|
auditableProps = null;
|
|
}
|
|
nodeUpdate.setAuditableProperties(auditableProps);
|
|
nodeUpdate.setUpdateAuditableProperties(true);
|
|
}
|
|
}
|
|
|
|
// Remove cm:auditable
|
|
newProps.keySet().removeAll(AuditablePropertiesEntity.getAuditablePropertyQNames());
|
|
|
|
// Check if the sys:localized property is being changed
|
|
Long oldNodeLocaleId = node.getLocaleId();
|
|
Locale newLocale = DefaultTypeConverter.INSTANCE.convert(
|
|
Locale.class,
|
|
newProps.get(ContentModel.PROP_LOCALE));
|
|
if (newLocale != null)
|
|
{
|
|
Long newNodeLocaleId = localeDAO.getOrCreateLocalePair(newLocale).getFirst();
|
|
if (!newNodeLocaleId.equals(oldNodeLocaleId))
|
|
{
|
|
nodeUpdate.setLocaleId(newNodeLocaleId);
|
|
nodeUpdate.setUpdateLocaleId(true);
|
|
}
|
|
}
|
|
// else: a 'null' new locale is completely ignored. This is the behaviour we choose.
|
|
|
|
// Remove sys:localized
|
|
LocalizedPropertiesEntity.removeLocalizedProperties(node, newProps);
|
|
|
|
// Remove sys:referenceable
|
|
ReferenceablePropertiesEntity.removeReferenceableProperties(node, newProps);
|
|
// Load the current properties.
|
|
// This means that we have to go to the DB during cold-write operations,
|
|
// but usually a write occurs after a node has been fetched of viewed in
|
|
// some way by the client code. Loading the existing properties has the
|
|
// advantage that the differencing code can eliminate unnecessary writes
|
|
// completely.
|
|
Map<QName, Serializable> oldPropsCached = getNodePropertiesCached(nodeId); // Keep pristine for caching
|
|
Map<QName, Serializable> oldProps = new HashMap<QName, Serializable>(oldPropsCached);
|
|
// If we're adding, remove current properties that are not of interest
|
|
if (isAddOnly)
|
|
{
|
|
oldProps.keySet().retainAll(newProps.keySet());
|
|
}
|
|
// We need to convert the new properties to our internally-used format,
|
|
// which is compatible with model i.e. people may have passed in data
|
|
// which needs to be converted to a model-compliant format. We do this
|
|
// before comparisons to avoid false negatives.
|
|
Map<NodePropertyKey, NodePropertyValue> newPropsRaw = nodePropertyHelper.convertToPersistentProperties(newProps);
|
|
newProps = nodePropertyHelper.convertToPublicProperties(newPropsRaw);
|
|
// Now find out what's changed
|
|
Map<QName, MapValueComparison> diff = EqualsHelper.getMapComparison(
|
|
oldProps,
|
|
newProps);
|
|
// Keep track of properties to delete and add
|
|
Set<QName> propsToDelete = new HashSet<QName>(oldProps.size()*2);
|
|
Map<QName, Serializable> propsToAdd = new HashMap<QName, Serializable>(newProps.size() * 2);
|
|
Set<QName> contentQNamesToDelete = new HashSet<QName>(5);
|
|
for (Map.Entry<QName, MapValueComparison> entry : diff.entrySet())
|
|
{
|
|
QName qname = entry.getKey();
|
|
|
|
PropertyDefinition removePropDef = dictionaryService.getProperty(qname);
|
|
boolean isContent = (removePropDef != null &&
|
|
removePropDef.getDataType().getName().equals(DataTypeDefinition.CONTENT));
|
|
|
|
switch (entry.getValue())
|
|
{
|
|
case EQUAL:
|
|
// Ignore
|
|
break;
|
|
case LEFT_ONLY:
|
|
// Not in the new properties
|
|
propsToDelete.add(qname);
|
|
if (isContent)
|
|
{
|
|
contentQNamesToDelete.add(qname);
|
|
}
|
|
break;
|
|
case NOT_EQUAL:
|
|
// Must remove from the LHS
|
|
propsToDelete.add(qname);
|
|
if (isContent)
|
|
{
|
|
contentQNamesToDelete.add(qname);
|
|
}
|
|
// Fall through to load up the RHS
|
|
case RIGHT_ONLY:
|
|
// We're adding this
|
|
Serializable value = newProps.get(qname);
|
|
if (isContent && value != null)
|
|
{
|
|
ContentData newContentData = (ContentData) value;
|
|
Long newContentDataId = contentDataDAO.createContentData(newContentData).getFirst();
|
|
value = new ContentDataWithId(newContentData, newContentDataId);
|
|
}
|
|
propsToAdd.put(qname, value);
|
|
break;
|
|
default:
|
|
throw new IllegalStateException("Unknown MapValueComparison: " + entry.getValue());
|
|
}
|
|
}
|
|
|
|
boolean modifyProps = propsToDelete.size() > 0 || propsToAdd.size() > 0;
|
|
boolean updated = modifyProps || nodeUpdate.isUpdateAnything();
|
|
|
|
// Bring the node into the current transaction
|
|
if (nodeUpdate.isUpdateAnything())
|
|
{
|
|
// We have to explicitly update the node (sys:locale or cm:auditable)
|
|
if (updateNodeImpl(node, nodeUpdate, null))
|
|
{
|
|
// Copy the caches across
|
|
NodeVersionKey nodeVersionKey = node.getNodeVersionKey();
|
|
NodeVersionKey newNodeVersionKey = getNodeNotNull(nodeId, false).getNodeVersionKey();
|
|
copyNodeAspectsCached(nodeVersionKey, newNodeVersionKey);
|
|
copyNodePropertiesCached(nodeVersionKey, newNodeVersionKey);
|
|
copyParentAssocsCached(node);
|
|
}
|
|
}
|
|
else if (modifyProps)
|
|
{
|
|
// Touch the node; all caches are fine
|
|
touchNode(nodeId, null, null, false, false, false);
|
|
}
|
|
|
|
// Touch to bring into current txn
|
|
if (modifyProps)
|
|
{
|
|
// Clean up content properties
|
|
try
|
|
{
|
|
if (contentQNamesToDelete.size() > 0)
|
|
{
|
|
Set<Long> contentQNameIdsToDelete = qnameDAO.convertQNamesToIds(contentQNamesToDelete, false);
|
|
contentDataDAO.deleteContentDataForNode(nodeId, contentQNameIdsToDelete);
|
|
}
|
|
}
|
|
catch (Throwable e)
|
|
{
|
|
throw new AlfrescoRuntimeException(
|
|
"Failed to delete content properties: \n" +
|
|
" Node: " + nodeId + "\n" +
|
|
" Delete Tried: " + contentQNamesToDelete,
|
|
e);
|
|
}
|
|
|
|
try
|
|
{
|
|
// Apply deletes
|
|
Set<Long> propQNameIdsToDelete = qnameDAO.convertQNamesToIds(propsToDelete, true);
|
|
deleteNodeProperties(nodeId, propQNameIdsToDelete);
|
|
// Now create the raw properties for adding
|
|
newPropsRaw = nodePropertyHelper.convertToPersistentProperties(propsToAdd);
|
|
insertNodeProperties(nodeId, newPropsRaw);
|
|
}
|
|
catch (Throwable e)
|
|
{
|
|
// Don't trust the caches for the node
|
|
invalidateNodeCaches(nodeId);
|
|
// Focused error
|
|
throw new AlfrescoRuntimeException(
|
|
"Failed to write property deltas: \n" +
|
|
" Node: " + nodeId + "\n" +
|
|
" Old: " + oldProps + "\n" +
|
|
" New: " + newProps + "\n" +
|
|
" Diff: " + diff + "\n" +
|
|
" Delete Tried: " + propsToDelete + "\n" +
|
|
" Add Tried: " + propsToAdd,
|
|
e);
|
|
}
|
|
|
|
// Build the properties to cache based on whether this is an append or replace
|
|
Map<QName, Serializable> propsToCache = null;
|
|
if (isAddOnly)
|
|
{
|
|
// Copy cache properties for additions
|
|
propsToCache = new HashMap<QName, Serializable>(oldPropsCached);
|
|
// Combine the old and new properties
|
|
propsToCache.putAll(propsToAdd);
|
|
}
|
|
else
|
|
{
|
|
// Replace old properties
|
|
propsToCache = newProps;
|
|
propsToCache.putAll(propsToAdd); // Ensure correct types
|
|
}
|
|
// Update cache
|
|
setNodePropertiesCached(nodeId, propsToCache);
|
|
}
|
|
|
|
// Done
|
|
if (isDebugEnabled && updated)
|
|
{
|
|
logger.debug(
|
|
"Modified node properties: " + nodeId + "\n" +
|
|
" Removed: " + propsToDelete + "\n" +
|
|
" Added: " + propsToAdd + "\n" +
|
|
" Node Update: " + nodeUpdate);
|
|
}
|
|
return updated;
|
|
}
|
|
|
|
@Override
|
|
public boolean setNodeProperties(Long nodeId, Map<QName, Serializable> properties)
|
|
{
|
|
// Merge with current values
|
|
boolean modified = setNodePropertiesImpl(nodeId, properties, false);
|
|
|
|
// Done
|
|
return modified;
|
|
}
|
|
|
|
@Override
|
|
public boolean addNodeProperty(Long nodeId, QName qname, Serializable value)
|
|
{
|
|
// Copy inbound values
|
|
Map<QName, Serializable> newProps = new HashMap<QName, Serializable>(3);
|
|
newProps.put(qname, value);
|
|
// Merge with current values
|
|
boolean modified = setNodePropertiesImpl(nodeId, newProps, true);
|
|
|
|
// Done
|
|
return modified;
|
|
}
|
|
|
|
@Override
|
|
public boolean addNodeProperties(Long nodeId, Map<QName, Serializable> properties)
|
|
{
|
|
// Merge with current values
|
|
boolean modified = setNodePropertiesImpl(nodeId, properties, true);
|
|
|
|
// Done
|
|
return modified;
|
|
}
|
|
|
|
@Override
|
|
public boolean removeNodeProperties(Long nodeId, Set<QName> propertyQNames)
|
|
{
|
|
propertyQNames = new HashSet<QName>(propertyQNames);
|
|
ReferenceablePropertiesEntity.removeReferenceableProperties(propertyQNames);
|
|
if (propertyQNames.size() == 0)
|
|
{
|
|
return false; // sys:referenceable properties cannot be removed
|
|
}
|
|
LocalizedPropertiesEntity.removeLocalizedProperties(propertyQNames);
|
|
if (propertyQNames.size() == 0)
|
|
{
|
|
return false; // sys:localized properties cannot be removed
|
|
}
|
|
Set<Long> qnameIds = qnameDAO.convertQNamesToIds(propertyQNames, false);
|
|
int deleteCount = deleteNodeProperties(nodeId, qnameIds);
|
|
|
|
if (deleteCount > 0)
|
|
{
|
|
// Touch the node; all caches are fine
|
|
touchNode(nodeId, null, null, false, false, false);
|
|
// Get cache props
|
|
Map<QName, Serializable> cachedProps = getNodePropertiesCached(nodeId);
|
|
// Remove deleted properties
|
|
Map<QName, Serializable> props = new HashMap<QName, Serializable>(cachedProps);
|
|
props.keySet().removeAll(propertyQNames);
|
|
// Update cache
|
|
setNodePropertiesCached(nodeId, props);
|
|
}
|
|
// Done
|
|
return deleteCount > 0;
|
|
}
|
|
|
|
@Override
|
|
public boolean setModifiedDate(Long nodeId, Date modifiedDate)
|
|
{
|
|
// Do nothing if the node is not cm:auditable
|
|
if (!hasNodeAspect(nodeId, ContentModel.ASPECT_AUDITABLE))
|
|
{
|
|
return false;
|
|
}
|
|
// Get the node
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
NodeRef nodeRef = node.getNodeRef();
|
|
// Get the existing auditable values
|
|
AuditablePropertiesEntity auditableProps = node.getAuditableProperties();
|
|
boolean dateChanged = false;
|
|
if (auditableProps == null)
|
|
{
|
|
// The properties should be present
|
|
auditableProps = new AuditablePropertiesEntity();
|
|
auditableProps.setAuditValues(null, modifiedDate, true, 1000L);
|
|
dateChanged = true;
|
|
}
|
|
else
|
|
{
|
|
auditableProps = new AuditablePropertiesEntity(auditableProps);
|
|
dateChanged = auditableProps.setAuditModified(modifiedDate, 1000L);
|
|
}
|
|
if (dateChanged)
|
|
{
|
|
try
|
|
{
|
|
policyBehaviourFilter.disableBehaviour(nodeRef, ContentModel.ASPECT_AUDITABLE);
|
|
// Touch the node; all caches are fine
|
|
return touchNode(nodeId, auditableProps, null, false, false, false);
|
|
}
|
|
finally
|
|
{
|
|
policyBehaviourFilter.enableBehaviour(nodeRef, ContentModel.ASPECT_AUDITABLE);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// Date did not advance
|
|
return false;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return Returns the read-only cached property map
|
|
*/
|
|
private Map<QName, Serializable> getNodePropertiesCached(Long nodeId)
|
|
{
|
|
NodeVersionKey nodeVersionKey = getNodeNotNull(nodeId, false).getNodeVersionKey();
|
|
Pair<NodeVersionKey, Map<QName, Serializable>> cacheEntry = propertiesCache.getByKey(nodeVersionKey);
|
|
if (cacheEntry == null)
|
|
{
|
|
invalidateNodeCaches(nodeId);
|
|
throw new DataIntegrityViolationException("Invalid node ID: " + nodeId);
|
|
}
|
|
// We have the properties from the cache
|
|
Map<QName, Serializable> cachedProperties = cacheEntry.getSecond();
|
|
return cachedProperties;
|
|
}
|
|
|
|
/**
|
|
* Update the node properties cache. The incoming properties will be wrapped to be
|
|
* unmodifiable.
|
|
* <p>
|
|
* <b>NOTE:</b> Incoming properties must exclude the <b>cm:auditable</b> properties
|
|
*/
|
|
private void setNodePropertiesCached(Long nodeId, Map<QName, Serializable> properties)
|
|
{
|
|
NodeVersionKey nodeVersionKey = getNodeNotNull(nodeId, false).getNodeVersionKey();
|
|
propertiesCache.setValue(nodeVersionKey, Collections.unmodifiableMap(properties));
|
|
}
|
|
|
|
/**
|
|
* Helper method to copy cache values from one key to another
|
|
*/
|
|
private void copyNodePropertiesCached(NodeVersionKey from, NodeVersionKey to)
|
|
{
|
|
Map<QName, Serializable> cacheEntry = propertiesCache.getValue(from);
|
|
if (cacheEntry != null)
|
|
{
|
|
propertiesCache.setValue(to, cacheEntry);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Callback to cache node properties. The DAO callback only does the simple {@link #findByKey(Long)}.
|
|
*
|
|
* @author Derek Hulley
|
|
* @since 3.4
|
|
*/
|
|
private class PropertiesCallbackDAO extends EntityLookupCallbackDAOAdaptor<NodeVersionKey, Map<QName, Serializable>, Serializable>
|
|
{
|
|
public Pair<NodeVersionKey, Map<QName, Serializable>> createValue(Map<QName, Serializable> value)
|
|
{
|
|
throw new UnsupportedOperationException("A node always has a 'map' of properties.");
|
|
}
|
|
|
|
public Pair<NodeVersionKey, Map<QName, Serializable>> findByKey(NodeVersionKey nodeVersionKey)
|
|
{
|
|
Long nodeId = nodeVersionKey.getNodeId();
|
|
Map<NodeVersionKey, Map<NodePropertyKey, NodePropertyValue>> propsRawByNodeVersionKey = selectNodeProperties(nodeId);
|
|
Map<NodePropertyKey, NodePropertyValue> propsRaw = propsRawByNodeVersionKey.get(nodeVersionKey);
|
|
if (propsRaw == null)
|
|
{
|
|
// Didn't find a match. Is this because there are none?
|
|
if (propsRawByNodeVersionKey.size() == 0)
|
|
{
|
|
// This is OK. The node has no properties
|
|
propsRaw = Collections.emptyMap();
|
|
}
|
|
else
|
|
{
|
|
// We found properties associated with a different node ID and version
|
|
invalidateNodeCaches(nodeId);
|
|
throw new DataIntegrityViolationException(
|
|
"Detected stale node entry: " + nodeVersionKey +
|
|
" (now " + propsRawByNodeVersionKey.keySet() + ")");
|
|
}
|
|
}
|
|
// Convert to public properties
|
|
Map<QName, Serializable> props = nodePropertyHelper.convertToPublicProperties(propsRaw);
|
|
// Done
|
|
return new Pair<NodeVersionKey, Map<QName, Serializable>>(nodeVersionKey, Collections.unmodifiableMap(props));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Aspects
|
|
*/
|
|
|
|
@Override
|
|
public Set<QName> getNodeAspects(Long nodeId)
|
|
{
|
|
Set<QName> nodeAspects = getNodeAspectsCached(nodeId);
|
|
// Nodes are always referenceable
|
|
nodeAspects.add(ContentModel.ASPECT_REFERENCEABLE);
|
|
// Nodes are always localized
|
|
nodeAspects.add(ContentModel.ASPECT_LOCALIZED);
|
|
return nodeAspects;
|
|
}
|
|
|
|
@Override
|
|
public boolean hasNodeAspect(Long nodeId, QName aspectQName)
|
|
{
|
|
if (aspectQName.equals(ContentModel.ASPECT_REFERENCEABLE))
|
|
{
|
|
// Nodes are always referenceable
|
|
return true;
|
|
}
|
|
if (aspectQName.equals(ContentModel.ASPECT_LOCALIZED))
|
|
{
|
|
// Nodes are always localized
|
|
return true;
|
|
}
|
|
Set<QName> nodeAspects = getNodeAspectsCached(nodeId);
|
|
return nodeAspects.contains(aspectQName);
|
|
}
|
|
|
|
@Override
|
|
public boolean addNodeAspects(Long nodeId, Set<QName> aspectQNames)
|
|
{
|
|
if (aspectQNames.size() == 0)
|
|
{
|
|
return false;
|
|
}
|
|
// Copy the inbound set
|
|
Set<QName> aspectQNamesToAdd = new HashSet<QName>(aspectQNames);
|
|
// Get existing
|
|
Set<QName> existingAspectQNames = getNodeAspectsCached(nodeId);
|
|
// Find out what needs adding
|
|
aspectQNamesToAdd.removeAll(existingAspectQNames);
|
|
aspectQNamesToAdd.remove(ContentModel.ASPECT_REFERENCEABLE); // Implicit
|
|
aspectQNamesToAdd.remove(ContentModel.ASPECT_LOCALIZED); // Implicit
|
|
if (aspectQNamesToAdd.isEmpty())
|
|
{
|
|
// Nothing to do
|
|
return false;
|
|
}
|
|
// Add them
|
|
Set<Long> aspectQNameIds = qnameDAO.convertQNamesToIds(aspectQNamesToAdd, true);
|
|
startBatch();
|
|
try
|
|
{
|
|
for (Long aspectQNameId : aspectQNameIds)
|
|
{
|
|
insertNodeAspect(nodeId, aspectQNameId);
|
|
}
|
|
}
|
|
catch (RuntimeException e)
|
|
{
|
|
// This could be because the cache is out of date
|
|
invalidateNodeCaches(nodeId);
|
|
throw e;
|
|
}
|
|
finally
|
|
{
|
|
executeBatch();
|
|
}
|
|
|
|
// Collate the new aspect set, so that touch recognizes the addtion of cm:auditable
|
|
Set<QName> newAspectQNames = new HashSet<QName>(existingAspectQNames);
|
|
newAspectQNames.addAll(aspectQNamesToAdd);
|
|
|
|
// Handle sys:aspect_root
|
|
if (aspectQNames.contains(ContentModel.ASPECT_ROOT))
|
|
{
|
|
// invalidate root nodes cache for the store
|
|
StoreRef storeRef = getNodeNotNull(nodeId, false).getStore().getStoreRef();
|
|
allRootNodesCache.remove(storeRef);
|
|
// Touch the node; parent assocs need invalidation
|
|
touchNode(nodeId, null, newAspectQNames, false, false, true);
|
|
}
|
|
else
|
|
{
|
|
// Touch the node; all caches are fine
|
|
touchNode(nodeId, null, newAspectQNames, false, false, false);
|
|
}
|
|
|
|
// Manually update the cache
|
|
setNodeAspectsCached(nodeId, newAspectQNames);
|
|
|
|
// Done
|
|
return true;
|
|
}
|
|
|
|
public boolean removeNodeAspects(Long nodeId)
|
|
{
|
|
Set<QName> newAspectQNames = Collections.<QName>emptySet();
|
|
|
|
// Touch the node; all caches are fine
|
|
touchNode(nodeId, null, newAspectQNames, false, false, false);
|
|
|
|
// Just delete all the node's aspects
|
|
int deleteCount = deleteNodeAspects(nodeId, null);
|
|
|
|
// Manually update the cache
|
|
setNodeAspectsCached(nodeId, newAspectQNames);
|
|
|
|
// Done
|
|
return deleteCount > 0;
|
|
}
|
|
|
|
@Override
|
|
public boolean removeNodeAspects(Long nodeId, Set<QName> aspectQNames)
|
|
{
|
|
if (aspectQNames.size() == 0)
|
|
{
|
|
return false;
|
|
}
|
|
// Get the current aspects
|
|
Set<QName> existingAspectQNames = getNodeAspects(nodeId);
|
|
|
|
// Collate the new set of aspects so that touch works correctly against cm:auditable
|
|
Set<QName> newAspectQNames = new HashSet<QName>(existingAspectQNames);
|
|
newAspectQNames.removeAll(aspectQNames);
|
|
|
|
// Touch the node; all caches are fine
|
|
touchNode(nodeId, null, newAspectQNames, false, false, false);
|
|
|
|
// Now remove each aspect
|
|
Set<Long> aspectQNameIdsToRemove = qnameDAO.convertQNamesToIds(aspectQNames, false);
|
|
int deleteCount = deleteNodeAspects(nodeId, aspectQNameIdsToRemove);
|
|
if (deleteCount == 0)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
// Handle sys:aspect_root
|
|
if (aspectQNames.contains(ContentModel.ASPECT_ROOT))
|
|
{
|
|
// invalidate root nodes cache for the store
|
|
StoreRef storeRef = getNodeNotNull(nodeId, false).getStore().getStoreRef();
|
|
allRootNodesCache.remove(storeRef);
|
|
// Touch the node; parent assocs need invalidation
|
|
touchNode(nodeId, null, newAspectQNames, false, false, true);
|
|
}
|
|
else
|
|
{
|
|
// Touch the node; all caches are fine
|
|
touchNode(nodeId, null, newAspectQNames, false, false, false);
|
|
}
|
|
|
|
// Manually update the cache
|
|
setNodeAspectsCached(nodeId, newAspectQNames);
|
|
|
|
// Done
|
|
return deleteCount > 0;
|
|
}
|
|
|
|
@Override
|
|
public void getNodesWithAspects(
|
|
Set<QName> aspectQNames,
|
|
Long minNodeId, Long maxNodeId,
|
|
NodeRefQueryCallback resultsCallback)
|
|
{
|
|
Set<Long> qnameIdsSet = qnameDAO.convertQNamesToIds(aspectQNames, false);
|
|
if (qnameIdsSet.size() == 0)
|
|
{
|
|
// No point running a query
|
|
return;
|
|
}
|
|
List<Long> qnameIds = new ArrayList<Long>(qnameIdsSet);
|
|
selectNodesWithAspects(qnameIds, minNodeId, maxNodeId, resultsCallback);
|
|
}
|
|
|
|
/**
|
|
* @return Returns a writable copy of the cached aspects set
|
|
*/
|
|
private Set<QName> getNodeAspectsCached(Long nodeId)
|
|
{
|
|
NodeVersionKey nodeVersionKey = getNodeNotNull(nodeId, false).getNodeVersionKey();
|
|
Pair<NodeVersionKey, Set<QName>> cacheEntry = aspectsCache.getByKey(nodeVersionKey);
|
|
if (cacheEntry == null)
|
|
{
|
|
invalidateNodeCaches(nodeId);
|
|
throw new DataIntegrityViolationException("Invalid node ID: " + nodeId);
|
|
}
|
|
return new HashSet<QName>(cacheEntry.getSecond());
|
|
}
|
|
|
|
/**
|
|
* Update the node aspects cache. The incoming set will be wrapped to be unmodifiable.
|
|
*/
|
|
private void setNodeAspectsCached(Long nodeId, Set<QName> aspects)
|
|
{
|
|
NodeVersionKey nodeVersionKey = getNodeNotNull(nodeId, false).getNodeVersionKey();
|
|
aspectsCache.setValue(nodeVersionKey, Collections.unmodifiableSet(aspects));
|
|
}
|
|
|
|
/**
|
|
* Helper method to copy cache values from one key to another
|
|
*/
|
|
private void copyNodeAspectsCached(NodeVersionKey from, NodeVersionKey to)
|
|
{
|
|
Set<QName> cacheEntry = aspectsCache.getValue(from);
|
|
if (cacheEntry != null)
|
|
{
|
|
aspectsCache.setValue(to, cacheEntry);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Callback to cache node aspects. The DAO callback only does the simple {@link #findByKey(Long)}.
|
|
*
|
|
* @author Derek Hulley
|
|
* @since 3.4
|
|
*/
|
|
private class AspectsCallbackDAO extends EntityLookupCallbackDAOAdaptor<NodeVersionKey, Set<QName>, Serializable>
|
|
{
|
|
public Pair<NodeVersionKey, Set<QName>> createValue(Set<QName> value)
|
|
{
|
|
throw new UnsupportedOperationException("A node always has a 'set' of aspects.");
|
|
}
|
|
|
|
public Pair<NodeVersionKey, Set<QName>> findByKey(NodeVersionKey nodeVersionKey)
|
|
{
|
|
Long nodeId = nodeVersionKey.getNodeId();
|
|
Set<Long> nodeIds = Collections.singleton(nodeId);
|
|
Map<NodeVersionKey, Set<QName>> nodeAspectQNameIdsByVersionKey = selectNodeAspects(nodeIds);
|
|
Set<QName> nodeAspectQNames = nodeAspectQNameIdsByVersionKey.get(nodeVersionKey);
|
|
if (nodeAspectQNames == null)
|
|
{
|
|
// Didn't find a match. Is this because there are none?
|
|
if (nodeAspectQNameIdsByVersionKey.size() == 0)
|
|
{
|
|
// This is OK. The node has no properties
|
|
nodeAspectQNames = Collections.emptySet();
|
|
}
|
|
else
|
|
{
|
|
// We found properties associated with a different node ID and version
|
|
invalidateNodeCaches(nodeId);
|
|
throw new DataIntegrityViolationException(
|
|
"Detected stale node entry: " + nodeVersionKey +
|
|
" (now " + nodeAspectQNameIdsByVersionKey.keySet() + ")");
|
|
}
|
|
}
|
|
// Done
|
|
return new Pair<NodeVersionKey, Set<QName>>(nodeVersionKey, Collections.unmodifiableSet(nodeAspectQNames));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Node assocs
|
|
*/
|
|
|
|
@Override
|
|
public Long newNodeAssoc(Long sourceNodeId, Long targetNodeId, QName assocTypeQName, int assocIndex)
|
|
{
|
|
if (assocIndex == 0)
|
|
{
|
|
throw new IllegalArgumentException("Index is 1-based, or -1 to indicate 'next value'.");
|
|
}
|
|
|
|
// Touch the node; all caches are fine
|
|
touchNode(sourceNodeId, null, null, false, false, false);
|
|
|
|
// Resolve type QName
|
|
Long assocTypeQNameId = qnameDAO.getOrCreateQName(assocTypeQName).getFirst();
|
|
|
|
// Get the current max; we will need this no matter what
|
|
if (assocIndex <= 0)
|
|
{
|
|
int maxIndex = selectNodeAssocMaxIndex(sourceNodeId, assocTypeQNameId);
|
|
assocIndex = maxIndex + 1;
|
|
}
|
|
|
|
Long result = null;
|
|
Savepoint savepoint = controlDAO.createSavepoint("NodeService.newNodeAssoc");
|
|
try
|
|
{
|
|
result = insertNodeAssoc(sourceNodeId, targetNodeId, assocTypeQNameId, assocIndex);
|
|
controlDAO.releaseSavepoint(savepoint);
|
|
return result;
|
|
}
|
|
catch (Throwable e)
|
|
{
|
|
controlDAO.rollbackToSavepoint(savepoint);
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug(
|
|
"Failed to insert node association: \n" +
|
|
" sourceNodeId: " + sourceNodeId + "\n" +
|
|
" targetNodeId: " + targetNodeId + "\n" +
|
|
" assocTypeQName: " + assocTypeQName + "\n" +
|
|
" assocIndex: " + assocIndex,
|
|
e);
|
|
}
|
|
throw new AssociationExistsException(sourceNodeId, targetNodeId, assocTypeQName);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void setNodeAssocIndex(Long id, int assocIndex)
|
|
{
|
|
int updated = updateNodeAssoc(id, assocIndex);
|
|
if (updated != 1)
|
|
{
|
|
throw new ConcurrencyFailureException("Expected to update exactly one row: " + id);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public int removeNodeAssoc(Long sourceNodeId, Long targetNodeId, QName assocTypeQName)
|
|
{
|
|
Pair<Long, QName> assocTypeQNamePair = qnameDAO.getQName(assocTypeQName);
|
|
if (assocTypeQNamePair == null)
|
|
{
|
|
// Never existed
|
|
return 0;
|
|
}
|
|
|
|
Long assocTypeQNameId = assocTypeQNamePair.getFirst();
|
|
int deleted = deleteNodeAssoc(sourceNodeId, targetNodeId, assocTypeQNameId);
|
|
if (deleted > 0)
|
|
{
|
|
// Touch the node; all caches are fine
|
|
touchNode(sourceNodeId, null, null, false, false, false);
|
|
}
|
|
return deleted;
|
|
}
|
|
|
|
@Override
|
|
public int removeNodeAssocs(List<Long> ids)
|
|
{
|
|
int toDelete = ids.size();
|
|
if (toDelete == 0)
|
|
{
|
|
return 0;
|
|
}
|
|
int deleted = deleteNodeAssocs(ids);
|
|
if (toDelete != deleted)
|
|
{
|
|
throw new ConcurrencyFailureException("Deleted " + deleted + " but expected " + toDelete);
|
|
}
|
|
return deleted;
|
|
}
|
|
|
|
@Override
|
|
public Collection<Pair<Long, AssociationRef>> getNodeAssocsToAndFrom(Long nodeId)
|
|
{
|
|
List<NodeAssocEntity> nodeAssocEntities = selectNodeAssocs(nodeId);
|
|
List<Pair<Long, AssociationRef>> results = new ArrayList<Pair<Long,AssociationRef>>(nodeAssocEntities.size());
|
|
for (NodeAssocEntity nodeAssocEntity : nodeAssocEntities)
|
|
{
|
|
Long assocId = nodeAssocEntity.getId();
|
|
AssociationRef assocRef = nodeAssocEntity.getAssociationRef(qnameDAO);
|
|
results.add(new Pair<Long, AssociationRef>(assocId, assocRef));
|
|
}
|
|
return results;
|
|
}
|
|
|
|
@Override
|
|
public Collection<Pair<Long, AssociationRef>> getSourceNodeAssocs(Long targetNodeId, QName typeQName)
|
|
{
|
|
Long typeQNameId = null;
|
|
if (typeQName != null)
|
|
{
|
|
Pair<Long, QName> typeQNamePair = qnameDAO.getQName(typeQName);
|
|
if (typeQNamePair == null)
|
|
{
|
|
// No such QName
|
|
return Collections.emptyList();
|
|
}
|
|
typeQNameId = typeQNamePair.getFirst();
|
|
}
|
|
List<NodeAssocEntity> nodeAssocEntities = selectNodeAssocsByTarget(targetNodeId, typeQNameId);
|
|
List<Pair<Long, AssociationRef>> results = new ArrayList<Pair<Long,AssociationRef>>(nodeAssocEntities.size());
|
|
for (NodeAssocEntity nodeAssocEntity : nodeAssocEntities)
|
|
{
|
|
Long assocId = nodeAssocEntity.getId();
|
|
AssociationRef assocRef = nodeAssocEntity.getAssociationRef(qnameDAO);
|
|
results.add(new Pair<Long, AssociationRef>(assocId, assocRef));
|
|
}
|
|
return results;
|
|
}
|
|
|
|
@Override
|
|
public Collection<Pair<Long, AssociationRef>> getTargetNodeAssocs(Long sourceNodeId, QName typeQName)
|
|
{
|
|
Long typeQNameId = null;
|
|
if (typeQName != null)
|
|
{
|
|
Pair<Long, QName> typeQNamePair = qnameDAO.getQName(typeQName);
|
|
if (typeQNamePair == null)
|
|
{
|
|
// No such QName
|
|
return Collections.emptyList();
|
|
}
|
|
typeQNameId = typeQNamePair.getFirst();
|
|
}
|
|
List<NodeAssocEntity> nodeAssocEntities = selectNodeAssocsBySource(sourceNodeId, typeQNameId);
|
|
List<Pair<Long, AssociationRef>> results = new ArrayList<Pair<Long,AssociationRef>>(nodeAssocEntities.size());
|
|
for (NodeAssocEntity nodeAssocEntity : nodeAssocEntities)
|
|
{
|
|
Long assocId = nodeAssocEntity.getId();
|
|
AssociationRef assocRef = nodeAssocEntity.getAssociationRef(qnameDAO);
|
|
results.add(new Pair<Long, AssociationRef>(assocId, assocRef));
|
|
}
|
|
return results;
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, AssociationRef> getNodeAssocOrNull(Long assocId)
|
|
{
|
|
NodeAssocEntity nodeAssocEntity = selectNodeAssocById(assocId);
|
|
if (nodeAssocEntity == null)
|
|
{
|
|
return null;
|
|
}
|
|
else
|
|
{
|
|
AssociationRef assocRef = nodeAssocEntity.getAssociationRef(qnameDAO);
|
|
return new Pair<Long, AssociationRef>(assocId, assocRef);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, AssociationRef> getNodeAssoc(Long assocId)
|
|
{
|
|
Pair<Long, AssociationRef> ret = getNodeAssocOrNull(assocId);
|
|
if (ret == null)
|
|
{
|
|
throw new ConcurrencyFailureException("Assoc ID does not point to a valid association: " + assocId);
|
|
}
|
|
else
|
|
{
|
|
return ret;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Child assocs
|
|
*/
|
|
|
|
private ChildAssocEntity newChildAssocImpl(
|
|
Long parentNodeId,
|
|
Long childNodeId,
|
|
boolean isPrimary,
|
|
final QName assocTypeQName,
|
|
QName assocQName,
|
|
final String childNodeName,
|
|
boolean allowDeletedChild)
|
|
{
|
|
Assert.notNull(parentNodeId, "parentNodeId");
|
|
Assert.notNull(childNodeId, "childNodeId");
|
|
Assert.notNull(assocTypeQName, "assocTypeQName");
|
|
Assert.notNull(assocQName, "assocQName");
|
|
Assert.notNull(childNodeName, "childNodeName");
|
|
|
|
// Get parent and child nodes. We need them later, so just get them now.
|
|
final Node parentNode = getNodeNotNull(parentNodeId, true);
|
|
final Node childNode = getNodeNotNull(childNodeId, !allowDeletedChild);
|
|
|
|
final ChildAssocEntity assoc = new ChildAssocEntity();
|
|
// Parent node
|
|
assoc.setParentNode(new NodeEntity(parentNode));
|
|
// Child node
|
|
assoc.setChildNode(new NodeEntity(childNode));
|
|
// Type QName
|
|
assoc.setTypeQNameAll(qnameDAO, assocTypeQName, true);
|
|
// Child node name
|
|
assoc.setChildNodeNameAll(dictionaryService, assocTypeQName, childNodeName);
|
|
// QName
|
|
assoc.setQNameAll(qnameDAO, assocQName, true);
|
|
// Primary
|
|
assoc.setPrimary(isPrimary);
|
|
// Index
|
|
assoc.setAssocIndex(-1);
|
|
|
|
RetryingCallback<Long> callback = new RetryingCallback<Long>()
|
|
{
|
|
public Long execute() throws Throwable
|
|
{
|
|
Savepoint savepoint = controlDAO.createSavepoint("DuplicateChildNodeNameException");
|
|
try
|
|
{
|
|
Long id = insertChildAssoc(assoc);
|
|
controlDAO.releaseSavepoint(savepoint);
|
|
return id;
|
|
}
|
|
catch (Throwable e)
|
|
{
|
|
controlDAO.rollbackToSavepoint(savepoint);
|
|
// DuplicateChildNodeNameException implements DoNotRetryException.
|
|
|
|
// Allow real DB concurrency issues (e.g. DeadlockLoserDataAccessException) straight through for a retry
|
|
if (e instanceof ConcurrencyFailureException)
|
|
{
|
|
throw e;
|
|
}
|
|
|
|
// There are some cases - FK violations, specifically - where we DO actually want to retry.
|
|
// Detecting this is done by looking for the related FK names, 'fk_alf_cass_*' in the error message
|
|
String lowerMsg = e.getMessage().toLowerCase();
|
|
if (lowerMsg.contains("fk_alf_cass_"))
|
|
{
|
|
throw new ConcurrencyFailureException("FK violation updating primary parent association:" + assoc, e);
|
|
}
|
|
|
|
// We assume that this is from the child cm:name constraint violation
|
|
throw new DuplicateChildNodeNameException(
|
|
parentNode.getNodeRef(),
|
|
assocTypeQName,
|
|
childNodeName,
|
|
e);
|
|
}
|
|
}
|
|
};
|
|
Long assocId = childAssocRetryingHelper.doWithRetry(callback);
|
|
// Persist it
|
|
assoc.setId(assocId);
|
|
|
|
// Primary associations accompany new nodes, so we only have to bring the
|
|
// node into the current transaction for secondary associations
|
|
if (!isPrimary)
|
|
{
|
|
updateNode(childNodeId, null, null);
|
|
}
|
|
|
|
// Done
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("Created child association: " + assoc);
|
|
}
|
|
return assoc;
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, ChildAssociationRef> newChildAssoc(
|
|
Long parentNodeId,
|
|
Long childNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
String childNodeName)
|
|
{
|
|
ParentAssocsInfo parentAssocInfo = getParentAssocsCached(childNodeId);
|
|
// Create it
|
|
ChildAssocEntity assoc = newChildAssocImpl(
|
|
parentNodeId, childNodeId, false, assocTypeQName, assocQName, childNodeName, false);
|
|
Long assocId = assoc.getId();
|
|
// Touch the node; parent assocs have been updated
|
|
touchNode(childNodeId, null, null, false, false, true);
|
|
// update cache
|
|
parentAssocInfo = parentAssocInfo.addAssoc(assocId, assoc);
|
|
setParentAssocsCached(childNodeId, parentAssocInfo);
|
|
// Done
|
|
return assoc.getPair(qnameDAO);
|
|
}
|
|
|
|
@Override
|
|
public void deleteChildAssoc(Long assocId)
|
|
{
|
|
ChildAssocEntity assoc = selectChildAssoc(assocId);
|
|
if (assoc == null)
|
|
{
|
|
throw new ConcurrencyFailureException(
|
|
"Child association not found: " + assocId + ". A concurrency violation is likely.\n" +
|
|
"This can also occur if code reacts to 'beforeDelete' callbacks and pre-emptively deletes associations \n" +
|
|
"that are about to be cascade-deleted. The 'onDelete' phase then fails to delete the association.\n" +
|
|
"See links on issue ALF-12358."); // TODO: Get docs URL
|
|
}
|
|
// Update cache
|
|
Long childNodeId = assoc.getChildNode().getId();
|
|
ParentAssocsInfo parentAssocInfo = getParentAssocsCached(childNodeId);
|
|
// Delete it
|
|
List<Long> assocIds = Collections.singletonList(assocId);
|
|
int count = deleteChildAssocs(assocIds);
|
|
if (count != 1)
|
|
{
|
|
throw new ConcurrencyFailureException("Child association not deleted: " + assocId);
|
|
}
|
|
// Touch the node; parent assocs have been updated
|
|
touchNode(childNodeId, null, null, false, false, true);
|
|
// Update cache
|
|
parentAssocInfo = parentAssocInfo.removeAssoc(assocId);
|
|
setParentAssocsCached(childNodeId, parentAssocInfo);
|
|
}
|
|
|
|
@Override
|
|
public int setChildAssocIndex(Long parentNodeId, Long childNodeId, QName assocTypeQName, QName assocQName, int index)
|
|
{
|
|
int count = updateChildAssocIndex(parentNodeId, childNodeId, assocTypeQName, assocQName, index);
|
|
if (count > 0)
|
|
{
|
|
// Touch the node; parent assocs are out of sync
|
|
touchNode(childNodeId, null, null, false, false, true);
|
|
}
|
|
return count;
|
|
}
|
|
|
|
/**
|
|
* TODO: See about pulling automatic cm:name update logic into this DAO
|
|
*/
|
|
@Override
|
|
public void setChildAssocsUniqueName(final Long childNodeId, final String childName)
|
|
{
|
|
RetryingCallback<Integer> callback = new RetryingCallback<Integer>()
|
|
{
|
|
public Integer execute() throws Throwable
|
|
{
|
|
int total = 0;
|
|
Savepoint savepoint = controlDAO.createSavepoint("DuplicateChildNodeNameException");
|
|
try
|
|
{
|
|
for (ChildAssocEntity parentAssoc : getParentAssocsCached(childNodeId).getParentAssocs().values())
|
|
{
|
|
// Subtlety: We only update those associations for which name uniqueness checking is enforced.
|
|
// Such associations have a positive CRC
|
|
if (parentAssoc.getChildNodeNameCrc() <= 0)
|
|
{
|
|
continue;
|
|
}
|
|
Pair<Long, QName> oldTypeQnamePair = qnameDAO.getQName(parentAssoc.getTypeQNameId());
|
|
// Ensure we invalidate the name cache (the child version key might not be 'bumped' by the next
|
|
// 'touch')
|
|
if (oldTypeQnamePair != null)
|
|
{
|
|
childByNameCache.remove(new ChildByNameKey(parentAssoc.getParentNode().getId(),
|
|
oldTypeQnamePair.getSecond(), parentAssoc.getChildNodeName()));
|
|
}
|
|
int count = updateChildAssocUniqueName(parentAssoc.getId(), childName);
|
|
if (count <= 0)
|
|
{
|
|
// Should not be attempting to delete a deleted node
|
|
throw new ConcurrencyFailureException("Failed to update an existing parent association "
|
|
+ parentAssoc.getId());
|
|
}
|
|
total += count;
|
|
}
|
|
controlDAO.releaseSavepoint(savepoint);
|
|
return total;
|
|
}
|
|
catch (Throwable e)
|
|
{
|
|
controlDAO.rollbackToSavepoint(savepoint);
|
|
// We assume that this is from the child cm:name constraint violation
|
|
throw new DuplicateChildNodeNameException(null, null, childName, e);
|
|
}
|
|
}
|
|
};
|
|
Integer count = childAssocRetryingHelper.doWithRetry(callback);
|
|
if (count > 0)
|
|
{
|
|
// Touch the node; parent assocs are out of sync
|
|
touchNode(childNodeId, null, null, false, false, true);
|
|
}
|
|
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug(
|
|
"Updated cm:name to parent assocs: \n" +
|
|
" Node: " + childNodeId + "\n" +
|
|
" Name: " + childName + "\n" +
|
|
" Updated: " + count);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, ChildAssociationRef> getChildAssoc(Long assocId)
|
|
{
|
|
ChildAssocEntity assoc = selectChildAssoc(assocId);
|
|
if (assoc == null)
|
|
{
|
|
throw new ConcurrencyFailureException("Child association not found: " + assocId);
|
|
}
|
|
return assoc.getPair(qnameDAO);
|
|
}
|
|
|
|
@Override
|
|
public List<NodeIdAndAclId> getPrimaryChildrenAcls(Long nodeId)
|
|
{
|
|
return selectPrimaryChildAcls(nodeId);
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, ChildAssociationRef> getChildAssoc(
|
|
Long parentNodeId,
|
|
Long childNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName)
|
|
{
|
|
List<ChildAssocEntity> assocs = selectChildAssoc(parentNodeId, childNodeId, assocTypeQName, assocQName);
|
|
if (assocs.size() == 0)
|
|
{
|
|
return null;
|
|
}
|
|
else if (assocs.size() == 1)
|
|
{
|
|
return assocs.get(0).getPair(qnameDAO);
|
|
}
|
|
// Keep the primary association or, if there isn't one, the association with the smallest ID
|
|
Map<Long, ChildAssocEntity> assocsToDeleteById = new HashMap<Long, ChildAssocEntity>(assocs.size() * 2);
|
|
Long minId = null;
|
|
Long primaryId = null;
|
|
for (ChildAssocEntity assoc : assocs)
|
|
{
|
|
// First store it
|
|
Long assocId = assoc.getId();
|
|
assocsToDeleteById.put(assocId, assoc);
|
|
if (minId == null || minId.compareTo(assocId) > 0)
|
|
{
|
|
minId = assocId;
|
|
}
|
|
if (assoc.isPrimary())
|
|
{
|
|
primaryId = assocId;
|
|
}
|
|
}
|
|
// Remove either the primary or min assoc
|
|
Long assocToKeepId = primaryId == null ? minId : primaryId;
|
|
ChildAssocEntity assocToKeep = assocsToDeleteById.remove(assocToKeepId);
|
|
// If the current transaction allows, remove the other associations
|
|
if (AlfrescoTransactionSupport.getTransactionReadState() == TxnReadState.TXN_READ_WRITE)
|
|
{
|
|
for (Long assocIdToDelete : assocsToDeleteById.keySet())
|
|
{
|
|
deleteChildAssoc(assocIdToDelete);
|
|
}
|
|
}
|
|
// Done
|
|
return assocToKeep.getPair(qnameDAO);
|
|
}
|
|
|
|
/**
|
|
* Callback that applies node preloading if required.
|
|
* <p/>
|
|
* Instances must be used and discarded per query.
|
|
*
|
|
* @author Derek Hulley
|
|
* @since 3.4
|
|
*/
|
|
private class ChildAssocRefBatchingQueryCallback implements ChildAssocRefQueryCallback
|
|
{
|
|
private final ChildAssocRefQueryCallback callback;
|
|
private final boolean preload;
|
|
private final List<NodeRef> nodeRefs;
|
|
/**
|
|
* @param callback the callback to batch around
|
|
*/
|
|
private ChildAssocRefBatchingQueryCallback(ChildAssocRefQueryCallback callback)
|
|
{
|
|
this.callback = callback;
|
|
this.preload = callback.preLoadNodes();
|
|
if (preload)
|
|
{
|
|
nodeRefs = new LinkedList<NodeRef>(); // No memory required
|
|
}
|
|
else
|
|
{
|
|
nodeRefs = null; // No list needed
|
|
}
|
|
}
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public boolean preLoadNodes()
|
|
{
|
|
throw new UnsupportedOperationException("Expected to be used internally only.");
|
|
}
|
|
/**
|
|
* Defers to delegate
|
|
*/
|
|
@Override
|
|
public boolean orderResults()
|
|
{
|
|
return callback.orderResults();
|
|
}
|
|
/**
|
|
* {@inheritDoc}
|
|
*/
|
|
public boolean handle(
|
|
Pair<Long, ChildAssociationRef> childAssocPair,
|
|
Pair<Long, NodeRef> parentNodePair,
|
|
Pair<Long, NodeRef> childNodePair)
|
|
{
|
|
if (preload)
|
|
{
|
|
nodeRefs.add(childNodePair.getSecond());
|
|
}
|
|
return callback.handle(childAssocPair, parentNodePair, childNodePair);
|
|
}
|
|
public void done()
|
|
{
|
|
// Finish the batch
|
|
if (preload && nodeRefs.size() > 0)
|
|
{
|
|
cacheNodes(nodeRefs);
|
|
nodeRefs.clear();
|
|
}
|
|
// Done
|
|
callback.done();
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void getChildAssocs(
|
|
Long parentNodeId,
|
|
Long childNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
Boolean isPrimary,
|
|
Boolean sameStore,
|
|
ChildAssocRefQueryCallback resultsCallback)
|
|
{
|
|
selectChildAssocs(
|
|
parentNodeId, childNodeId,
|
|
assocTypeQName, assocQName, isPrimary, sameStore,
|
|
new ChildAssocRefBatchingQueryCallback(resultsCallback));
|
|
}
|
|
|
|
@Override
|
|
public void getChildAssocs(
|
|
Long parentNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
int maxResults,
|
|
ChildAssocRefQueryCallback resultsCallback)
|
|
{
|
|
selectChildAssocs(
|
|
parentNodeId,
|
|
assocTypeQName,
|
|
assocQName,
|
|
maxResults,
|
|
new ChildAssocRefBatchingQueryCallback(resultsCallback));
|
|
}
|
|
|
|
@Override
|
|
public void getChildAssocs(Long parentNodeId, Set<QName> assocTypeQNames, ChildAssocRefQueryCallback resultsCallback)
|
|
{
|
|
switch (assocTypeQNames.size())
|
|
{
|
|
case 0:
|
|
return; // No results possible
|
|
case 1:
|
|
QName assocTypeQName = assocTypeQNames.iterator().next();
|
|
selectChildAssocs(
|
|
parentNodeId, null, assocTypeQName, (QName) null, null, null,
|
|
new ChildAssocRefBatchingQueryCallback(resultsCallback));
|
|
break;
|
|
default:
|
|
selectChildAssocs(
|
|
parentNodeId, assocTypeQNames,
|
|
new ChildAssocRefBatchingQueryCallback(resultsCallback));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks a cache and then queries.
|
|
* <p/>
|
|
* Note: If we were to cach misses, then we would have to ensure that the cache is
|
|
* kept up to date whenever any affection association is changed. This is actually
|
|
* not possible without forcing the cache to be fully clustered. So to
|
|
* avoid clustering the cache, we instead watch the node child version,
|
|
* which relies on a cache that is already clustered.
|
|
*/
|
|
@Override
|
|
public Pair<Long, ChildAssociationRef> getChildAssoc(Long parentNodeId, QName assocTypeQName, String childName)
|
|
{
|
|
ChildByNameKey key = new ChildByNameKey(parentNodeId, assocTypeQName, childName);
|
|
ChildAssocEntity assoc = childByNameCache.get(key);
|
|
boolean query = false;
|
|
if (assoc == null)
|
|
{
|
|
query = true;
|
|
}
|
|
else
|
|
{
|
|
// Check that the resultant child node has not moved on
|
|
Node childNode = assoc.getChildNode();
|
|
Long childNodeId = childNode.getId();
|
|
NodeVersionKey childNodeVersionKey = childNode.getNodeVersionKey();
|
|
Pair<Long, Node> childNodeFromCache = nodesCache.getByKey(childNodeId);
|
|
if (childNodeFromCache == null)
|
|
{
|
|
// Child node no longer exists (or never did)
|
|
query = true;
|
|
}
|
|
else
|
|
{
|
|
NodeVersionKey childNodeFromCacheVersionKey = childNodeFromCache.getSecond().getNodeVersionKey();
|
|
if (!childNodeFromCacheVersionKey.equals(childNodeVersionKey))
|
|
{
|
|
// The child node has moved on. We don't know why, but must query again.
|
|
query = true;
|
|
}
|
|
}
|
|
}
|
|
if (query)
|
|
{
|
|
assoc = selectChildAssoc(parentNodeId, assocTypeQName, childName);
|
|
if (assoc != null)
|
|
{
|
|
childByNameCache.put(key, assoc);
|
|
}
|
|
else
|
|
{
|
|
// We do not cache misses. See javadoc.
|
|
}
|
|
}
|
|
// Now return, checking the assoc's ID for null
|
|
return assoc == null ? null : assoc.getPair(qnameDAO);
|
|
}
|
|
|
|
@Override
|
|
public void getChildAssocs(
|
|
Long parentNodeId,
|
|
QName assocTypeQName,
|
|
Collection<String> childNames,
|
|
ChildAssocRefQueryCallback resultsCallback)
|
|
{
|
|
selectChildAssocs(
|
|
parentNodeId, assocTypeQName, childNames,
|
|
new ChildAssocRefBatchingQueryCallback(resultsCallback));
|
|
}
|
|
|
|
@Override
|
|
public void getChildAssocsByPropertyValue(
|
|
Long parentNodeId,
|
|
QName propertyQName,
|
|
Serializable value,
|
|
ChildAssocRefQueryCallback resultsCallback)
|
|
{
|
|
PropertyDefinition propertyDef = dictionaryService.getProperty(propertyQName);
|
|
NodePropertyValue nodeValue = nodePropertyHelper.makeNodePropertyValue(propertyDef, value);
|
|
|
|
if(nodeValue != null)
|
|
{
|
|
switch (nodeValue.getPersistedType())
|
|
{
|
|
case 1: // Boolean
|
|
case 3: // long
|
|
case 5: // double
|
|
case 6: // string
|
|
// no floats due to the range errors testing equality on a float.
|
|
break;
|
|
|
|
default:
|
|
throw new IllegalArgumentException("method not supported for persisted value type " + nodeValue.getPersistedType());
|
|
}
|
|
|
|
selectChildAssocsByPropertyValue(parentNodeId,
|
|
propertyQName,
|
|
nodeValue,
|
|
new ChildAssocRefBatchingQueryCallback(resultsCallback));
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void getChildAssocsByChildTypes(
|
|
Long parentNodeId,
|
|
Set<QName> childNodeTypeQNames,
|
|
ChildAssocRefQueryCallback resultsCallback)
|
|
{
|
|
selectChildAssocsByChildTypes(
|
|
parentNodeId, childNodeTypeQNames,
|
|
new ChildAssocRefBatchingQueryCallback(resultsCallback));
|
|
}
|
|
|
|
@Override
|
|
public void getChildAssocsWithoutParentAssocsOfType(
|
|
Long parentNodeId,
|
|
QName assocTypeQName,
|
|
ChildAssocRefQueryCallback resultsCallback)
|
|
{
|
|
selectChildAssocsWithoutParentAssocsOfType(
|
|
parentNodeId, assocTypeQName,
|
|
new ChildAssocRefBatchingQueryCallback(resultsCallback));
|
|
}
|
|
|
|
@Override
|
|
public Pair<Long, ChildAssociationRef> getPrimaryParentAssoc(Long childNodeId)
|
|
{
|
|
ChildAssocEntity childAssocEntity = getPrimaryParentAssocImpl(childNodeId);
|
|
if(childAssocEntity == null)
|
|
{
|
|
return null;
|
|
}
|
|
else
|
|
{
|
|
return childAssocEntity.getPair(qnameDAO);
|
|
}
|
|
}
|
|
|
|
private ChildAssocEntity getPrimaryParentAssocImpl(Long childNodeId)
|
|
{
|
|
ParentAssocsInfo parentAssocs = getParentAssocsCached(childNodeId);
|
|
return parentAssocs.getPrimaryParentAssoc();
|
|
}
|
|
|
|
private static final int PARENT_ASSOCS_CACHE_FILTER_THRESHOLD = 2000;
|
|
|
|
@Override
|
|
public void getParentAssocs(
|
|
Long childNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
Boolean isPrimary,
|
|
ChildAssocRefQueryCallback resultsCallback)
|
|
{
|
|
if (assocTypeQName == null && assocQName == null && isPrimary == null)
|
|
{
|
|
// Go for the cache (and return all)
|
|
ParentAssocsInfo parentAssocs = getParentAssocsCached(childNodeId);
|
|
for (ChildAssocEntity assoc : parentAssocs.getParentAssocs().values())
|
|
{
|
|
resultsCallback.handle(
|
|
assoc.getPair(qnameDAO),
|
|
assoc.getParentNode().getNodePair(),
|
|
assoc.getChildNode().getNodePair());
|
|
}
|
|
resultsCallback.done();
|
|
}
|
|
else
|
|
{
|
|
// Decide whether we query or filter
|
|
ParentAssocsInfo parentAssocs = getParentAssocsCached(childNodeId);
|
|
if (parentAssocs.getParentAssocs().size() > PARENT_ASSOCS_CACHE_FILTER_THRESHOLD)
|
|
{
|
|
// Query
|
|
selectParentAssocs(childNodeId, assocTypeQName, assocQName, isPrimary, resultsCallback);
|
|
}
|
|
else
|
|
{
|
|
// Go for the cache (and filter)
|
|
for (ChildAssocEntity assoc : parentAssocs.getParentAssocs().values())
|
|
{
|
|
Pair<Long, ChildAssociationRef> assocPair = assoc.getPair(qnameDAO);
|
|
if (((assocTypeQName == null) || (assocPair.getSecond().getTypeQName().equals(assocTypeQName))) &&
|
|
((assocQName == null) || (assocPair.getSecond().getQName().equals(assocQName))))
|
|
{
|
|
resultsCallback.handle(
|
|
assocPair,
|
|
assoc.getParentNode().getNodePair(),
|
|
assoc.getChildNode().getNodePair());
|
|
}
|
|
}
|
|
resultsCallback.done();
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Potentially cheaper than evaluating all of a node's paths to check for child association cycles
|
|
* <p/>
|
|
* TODO: When is it cheaper to go up and when is it cheaper to go down?
|
|
* Look at using direct queries to pass through layers both up and down.
|
|
*
|
|
* @param nodeId the node to start with
|
|
*/
|
|
@Override
|
|
public void cycleCheck(Long nodeId)
|
|
{
|
|
CycleCallBack callback = new CycleCallBack();
|
|
callback.cycleCheck(nodeId);
|
|
if (callback.toThrow != null)
|
|
{
|
|
throw callback.toThrow;
|
|
}
|
|
}
|
|
|
|
private class CycleCallBack implements ChildAssocRefQueryCallback
|
|
{
|
|
final Set<Long> nodeIds = new HashSet<Long>(97);
|
|
CyclicChildRelationshipException toThrow;
|
|
|
|
@Override
|
|
public void done()
|
|
{
|
|
}
|
|
|
|
@Override
|
|
public boolean handle(
|
|
Pair<Long, ChildAssociationRef> childAssocPair,
|
|
Pair<Long, NodeRef> parentNodePair,
|
|
Pair<Long, NodeRef> childNodePair)
|
|
{
|
|
Long nodeId = childNodePair.getFirst();
|
|
if (!nodeIds.add(nodeId))
|
|
{
|
|
ChildAssociationRef childAssociationRef = childAssocPair.getSecond();
|
|
// Remember exception we want to throw and exit. If we throw within here, it will be wrapped by IBatis
|
|
toThrow = new CyclicChildRelationshipException(
|
|
"Child Association Cycle detected hitting nodes: " + nodeIds,
|
|
childAssociationRef);
|
|
return false;
|
|
}
|
|
cycleCheck(nodeId);
|
|
nodeIds.remove(nodeId);
|
|
return toThrow == null;
|
|
}
|
|
|
|
/**
|
|
* No preloading required
|
|
*/
|
|
@Override
|
|
public boolean preLoadNodes()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* No ordering required
|
|
*/
|
|
@Override
|
|
public boolean orderResults()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
public void cycleCheck(Long nodeId)
|
|
{
|
|
getChildAssocs(nodeId, null, null, null, null, null, this);
|
|
}
|
|
};
|
|
|
|
|
|
@Override
|
|
public List<Path> getPaths(Pair<Long, NodeRef> nodePair, boolean primaryOnly) throws InvalidNodeRefException
|
|
{
|
|
// create storage for the paths - only need 1 bucket if we are looking for the primary path
|
|
List<Path> paths = new ArrayList<Path>(primaryOnly ? 1 : 10);
|
|
// create an empty current path to start from
|
|
Path currentPath = new Path();
|
|
// create storage for touched associations
|
|
Stack<Long> assocIdStack = new Stack<Long>();
|
|
|
|
// call recursive method to sort it out
|
|
prependPaths(nodePair, null, currentPath, paths, assocIdStack, primaryOnly);
|
|
|
|
// check that for the primary only case we have exactly one path
|
|
if (primaryOnly && paths.size() != 1)
|
|
{
|
|
throw new RuntimeException("Node has " + paths.size() + " primary paths: " + nodePair);
|
|
}
|
|
|
|
// done
|
|
if (loggerPaths.isDebugEnabled())
|
|
{
|
|
StringBuilder sb = new StringBuilder(256);
|
|
if (primaryOnly)
|
|
{
|
|
sb.append("Primary paths");
|
|
}
|
|
else
|
|
{
|
|
sb.append("Paths");
|
|
}
|
|
sb.append(" for node ").append(nodePair);
|
|
for (Path path : paths)
|
|
{
|
|
sb.append("\n").append(" ").append(path);
|
|
}
|
|
loggerPaths.debug(sb);
|
|
}
|
|
return paths;
|
|
}
|
|
|
|
private void bindFixAssocAndCollectLostAndFound(final Pair<Long, NodeRef> lostNodePair, final String lostName, final Long assocId, final boolean orphanChild)
|
|
{
|
|
// Remember the items already deleted in inner transactions
|
|
final Set<Pair<Long, NodeRef>> lostNodePairs = TransactionalResourceHelper.getSet(KEY_LOST_NODE_PAIRS);
|
|
final Set<Long> deletedAssocs = TransactionalResourceHelper.getSet(KEY_DELETED_ASSOCS);
|
|
AlfrescoTransactionSupport.bindListener(new TransactionListenerAdapter()
|
|
{
|
|
@Override
|
|
public void afterRollback()
|
|
{
|
|
afterCommit();
|
|
}
|
|
|
|
@Override
|
|
public void afterCommit()
|
|
{
|
|
if (transactionService.getAllowWrite())
|
|
{
|
|
// New transaction
|
|
RetryingTransactionCallback<Void> callback = new RetryingTransactionCallback<Void>()
|
|
{
|
|
public Void execute() throws Throwable
|
|
{
|
|
if (assocId == null)
|
|
{
|
|
// 'child' with missing parent assoc => collect lost+found orphan child
|
|
if (lostNodePairs.add(lostNodePair))
|
|
{
|
|
collectLostAndFoundNode(lostNodePair, lostName);
|
|
logger.error("ALF-13066: Orphan child node has been re-homed under lost_found: "
|
|
+ lostNodePair);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
// 'child' with deleted parent assoc => delete invalid parent assoc and if primary then
|
|
// collect lost+found orphan child
|
|
if (deletedAssocs.add(assocId))
|
|
{
|
|
deleteChildAssoc(assocId); // Can't use caching version or may hit infinite loop
|
|
logger.error("ALF-12358: Deleted node - removed child assoc: " + assocId);
|
|
}
|
|
|
|
if (orphanChild && lostNodePairs.add(lostNodePair))
|
|
{
|
|
collectLostAndFoundNode(lostNodePair, lostName);
|
|
logger.error("ALF-12358: Orphan child node has been re-homed under lost_found: "
|
|
+ lostNodePair);
|
|
}
|
|
}
|
|
|
|
return null;
|
|
}
|
|
};
|
|
transactionService.getRetryingTransactionHelper().doInTransaction(callback, false, true);
|
|
}
|
|
}
|
|
});
|
|
}
|
|
|
|
/**
|
|
* TODO: Remove once ALF-12358 has been proven to be fixed i.e. no more orphans are created ... ever.
|
|
*/
|
|
private void collectLostAndFoundNode(Pair<Long, NodeRef> lostNodePair, String lostName)
|
|
{
|
|
Long childNodeId = lostNodePair.getFirst();
|
|
NodeRef lostNodeRef = lostNodePair.getSecond();
|
|
|
|
Long newParentNodeId = getOrCreateLostAndFoundContainer(lostNodeRef.getStoreRef()).getId();
|
|
|
|
String assocName = lostName+"-"+System.currentTimeMillis();
|
|
// Create new primary assoc (re-home the orphan node under lost_found)
|
|
ChildAssocEntity assoc = newChildAssocImpl(newParentNodeId,
|
|
childNodeId,
|
|
true,
|
|
ContentModel.ASSOC_CHILDREN,
|
|
QName.createQName(assocName),
|
|
assocName,
|
|
true);
|
|
|
|
// Touch the node; all caches are fine
|
|
touchNode(childNodeId, null, null, false, false, false);
|
|
|
|
// update cache
|
|
boolean isRoot = false;
|
|
boolean isStoreRoot = false;
|
|
ParentAssocsInfo parentAssocInfo = new ParentAssocsInfo(isRoot, isStoreRoot, assoc);
|
|
setParentAssocsCached(childNodeId, parentAssocInfo);
|
|
|
|
// Account for index impact; remove the orphan committed to the index
|
|
nodeIndexer.indexUpdateChildAssociation(
|
|
new ChildAssociationRef(null, null, null, lostNodeRef),
|
|
assoc.getRef(qnameDAO));
|
|
|
|
/*
|
|
// Update ACLs for moved tree - note: actually a NOOP if oldParentAclId is null
|
|
Long newParentAclId = newParentNode.getAclId();
|
|
Long oldParentAclId = null; // unknown
|
|
accessControlListDAO.updateInheritance(childNodeId, oldParentAclId, newParentAclId);
|
|
*/
|
|
}
|
|
|
|
private Node getOrCreateLostAndFoundContainer(StoreRef storeRef)
|
|
{
|
|
Pair<Long, NodeRef> rootNodePair = getRootNode(storeRef);
|
|
Long rootParentNodeId = rootNodePair.getFirst();
|
|
|
|
final List<Pair<Long, NodeRef>> nodes = new ArrayList<Pair<Long, NodeRef>>(1);
|
|
NodeDAO.ChildAssocRefQueryCallback callback = new NodeDAO.ChildAssocRefQueryCallback()
|
|
{
|
|
public boolean handle(
|
|
Pair<Long, ChildAssociationRef> childAssocPair,
|
|
Pair<Long, NodeRef> parentNodePair,
|
|
Pair<Long, NodeRef> childNodePair
|
|
)
|
|
{
|
|
nodes.add(childNodePair);
|
|
// More results
|
|
return true;
|
|
}
|
|
|
|
@Override
|
|
public boolean preLoadNodes()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public boolean orderResults()
|
|
{
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public void done()
|
|
{
|
|
}
|
|
};
|
|
Set<QName> assocTypeQNames = new HashSet<QName>(1);
|
|
assocTypeQNames.add(ContentModel.ASSOC_LOST_AND_FOUND);
|
|
getChildAssocs(rootParentNodeId, assocTypeQNames, callback);
|
|
|
|
Node lostFoundNode = null;
|
|
if (nodes.size() > 0)
|
|
{
|
|
Long lostFoundNodeId = nodes.get(0).getFirst();
|
|
lostFoundNode = getNodeNotNull(lostFoundNodeId, true);
|
|
if (nodes.size() > 1)
|
|
{
|
|
logger.warn("More than one lost_found, using first: " + lostFoundNode.getNodeRef());
|
|
}
|
|
}
|
|
else
|
|
{
|
|
Locale locale = localeDAO.getOrCreateDefaultLocalePair().getSecond();
|
|
|
|
lostFoundNode = newNode(
|
|
rootParentNodeId,
|
|
ContentModel.ASSOC_LOST_AND_FOUND,
|
|
ContentModel.ASSOC_LOST_AND_FOUND,
|
|
storeRef,
|
|
null,
|
|
ContentModel.TYPE_LOST_AND_FOUND,
|
|
locale,
|
|
ContentModel.ASSOC_LOST_AND_FOUND.getLocalName(),
|
|
null).getChildNode();
|
|
|
|
logger.info("Created lost_found: " + lostFoundNode.getNodeRef());
|
|
}
|
|
|
|
return lostFoundNode;
|
|
}
|
|
|
|
/**
|
|
* Build the paths for a node
|
|
*
|
|
* @param currentNodePair the leave or child node to start with
|
|
* @param currentRootNodePair pass in <tt>null</tt> only
|
|
* @param currentPath an empty {@link Path}
|
|
* @param completedPaths completed paths i.e. the result
|
|
* @param assocIdStack a stack to detected cyclic relationships
|
|
* @param primaryOnly <tt>true</tt> to follow only primary parent associations
|
|
* @throws CyclicChildRelationshipException
|
|
*/
|
|
private void prependPaths(
|
|
Pair<Long, NodeRef> currentNodePair,
|
|
Pair<StoreRef, NodeRef> currentRootNodePair,
|
|
Path currentPath,
|
|
Collection<Path> completedPaths,
|
|
Stack<Long> assocIdStack,
|
|
boolean primaryOnly) throws CyclicChildRelationshipException
|
|
{
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("\n" +
|
|
"Prepending paths: \n" +
|
|
" Current node: " + currentNodePair + "\n" +
|
|
" Current root: " + currentRootNodePair + "\n" +
|
|
" Current path: " + currentPath);
|
|
}
|
|
Long currentNodeId = currentNodePair.getFirst();
|
|
NodeRef currentNodeRef = currentNodePair.getSecond();
|
|
|
|
// Check if we have changed root nodes
|
|
StoreRef currentStoreRef = currentNodeRef.getStoreRef();
|
|
if (currentRootNodePair == null || !currentStoreRef.equals(currentRootNodePair.getFirst()))
|
|
{
|
|
// We've changed stores
|
|
Pair<Long, NodeRef> rootNodePair = getRootNode(currentStoreRef);
|
|
currentRootNodePair = new Pair<StoreRef, NodeRef>(currentStoreRef, rootNodePair.getSecond());
|
|
}
|
|
|
|
// get the parent associations of the given node
|
|
ParentAssocsInfo parentAssocInfo = getParentAssocsCached(currentNodeId); // note: currently may throw NotLiveNodeException
|
|
// bulk load parents as we are certain to hit them in the next call
|
|
ArrayList<Long> toLoad = new ArrayList<Long>(parentAssocInfo.getParentAssocs().size());
|
|
for(Map.Entry<Long, ChildAssocEntity> entry : parentAssocInfo.getParentAssocs().entrySet())
|
|
{
|
|
toLoad.add(entry.getValue().getParentNode().getId());
|
|
}
|
|
cacheNodesById(toLoad);
|
|
|
|
// does the node have parents
|
|
boolean hasParents = parentAssocInfo.getParentAssocs().size() > 0;
|
|
// does the current node have a root aspect?
|
|
|
|
// look for a root. If we only want the primary root, then ignore all but the top-level root.
|
|
if (!(primaryOnly && hasParents) && parentAssocInfo.isRoot()) // exclude primary search with parents present
|
|
{
|
|
// create a one-sided assoc ref for the root node and prepend to the stack
|
|
// this effectively spoofs the fact that the current node is not below the root
|
|
// - we put this assoc in as the first assoc in the path must be a one-sided
|
|
// reference pointing to the root node
|
|
ChildAssociationRef assocRef = new ChildAssociationRef(null, null, null, currentRootNodePair.getSecond());
|
|
// create a path to save and add the 'root' assoc
|
|
Path pathToSave = new Path();
|
|
Path.ChildAssocElement first = null;
|
|
for (Path.Element element : currentPath)
|
|
{
|
|
if (first == null)
|
|
{
|
|
first = (Path.ChildAssocElement) element;
|
|
}
|
|
else
|
|
{
|
|
pathToSave.append(element);
|
|
}
|
|
}
|
|
if (first != null)
|
|
{
|
|
// mimic an association that would appear if the current node was below the root node
|
|
// or if first beneath the root node it will make the real thing
|
|
ChildAssociationRef updateAssocRef = new ChildAssociationRef(
|
|
parentAssocInfo.isStoreRoot() ? ContentModel.ASSOC_CHILDREN : first.getRef().getTypeQName(),
|
|
currentRootNodePair.getSecond(),
|
|
first.getRef().getQName(),
|
|
first.getRef().getChildRef());
|
|
Path.Element newFirst = new Path.ChildAssocElement(updateAssocRef);
|
|
pathToSave.prepend(newFirst);
|
|
}
|
|
|
|
Path.Element element = new Path.ChildAssocElement(assocRef);
|
|
pathToSave.prepend(element);
|
|
|
|
// store the path just built
|
|
completedPaths.add(pathToSave);
|
|
}
|
|
|
|
// walk up each parent association
|
|
for (Map.Entry<Long, ChildAssocEntity> entry : parentAssocInfo.getParentAssocs().entrySet())
|
|
{
|
|
Long assocId = entry.getKey();
|
|
ChildAssocEntity assoc = entry.getValue();
|
|
ChildAssociationRef assocRef = assoc.getRef(qnameDAO);
|
|
// do we consider only primary assocs?
|
|
if (primaryOnly && !assocRef.isPrimary())
|
|
{
|
|
continue;
|
|
}
|
|
// Ordering is meaningless here as we are constructing a path upwards
|
|
// and have no idea where the node comes in the sibling order or even
|
|
// if there are like-pathed siblings.
|
|
assocRef.setNthSibling(-1);
|
|
// build a path element
|
|
Path.Element element = new Path.ChildAssocElement(assocRef);
|
|
// create a new path that builds on the current path
|
|
Path path = new Path();
|
|
path.append(currentPath);
|
|
// prepend element
|
|
path.prepend(element);
|
|
// get parent node pair
|
|
Pair<Long, NodeRef> parentNodePair = new Pair<Long, NodeRef>(
|
|
assoc.getParentNode().getId(),
|
|
assocRef.getParentRef());
|
|
|
|
// does the association already exist in the stack
|
|
if (assocIdStack.contains(assocId))
|
|
{
|
|
// the association was present already
|
|
logger.error(
|
|
"Cyclic parent-child relationship detected: \n" +
|
|
" current node: " + currentNodeId + "\n" +
|
|
" current path: " + currentPath + "\n" +
|
|
" next assoc: " + assocId);
|
|
throw new CyclicChildRelationshipException("Node has been pasted into its own tree.", assocRef);
|
|
}
|
|
|
|
if (isDebugEnabled)
|
|
{
|
|
logger.debug("\n" +
|
|
" Prepending path parent: \n" +
|
|
" Parent node: " + parentNodePair);
|
|
}
|
|
|
|
// push the assoc stack, recurse and pop
|
|
assocIdStack.push(assocId);
|
|
|
|
prependPaths(parentNodePair, currentRootNodePair, path, completedPaths, assocIdStack, primaryOnly);
|
|
|
|
assocIdStack.pop();
|
|
}
|
|
// done
|
|
}
|
|
|
|
/**
|
|
* A Map-like class for storing ParentAssocsInfos. It prunes its oldest ParentAssocsInfo entries not only when a
|
|
* capacity is reached, but also when a total number of cached parents is reached, as this is what dictates the
|
|
* overall memory usage.
|
|
*/
|
|
private static class ParentAssocsCache
|
|
{
|
|
private final ReadWriteLock lock = new ReentrantReadWriteLock();
|
|
private final int size;
|
|
private final int maxParentCount;
|
|
private final Map<Pair <Long, String>, ParentAssocsInfo> cache;
|
|
private final Map<Pair <Long, String>, Pair <Long, String>> nextKeys;
|
|
private final Map<Pair <Long, String>, Pair <Long, String>> previousKeys;
|
|
private Pair <Long, String> firstKey;
|
|
private Pair <Long, String> lastKey;
|
|
private int parentCount;
|
|
|
|
/**
|
|
* @param size
|
|
* @param limitFactor
|
|
*/
|
|
public ParentAssocsCache(int size, int limitFactor)
|
|
{
|
|
this.size = size;
|
|
this.maxParentCount = size * limitFactor;
|
|
final int mapSize = size * 2;
|
|
this.cache = new HashMap<Pair <Long, String>, ParentAssocsInfo>(mapSize);
|
|
this.nextKeys = new HashMap<Pair <Long, String>, Pair <Long, String>>(mapSize);
|
|
this.previousKeys = new HashMap<Pair <Long, String>, Pair <Long, String>>(mapSize);
|
|
}
|
|
|
|
private ParentAssocsInfo get(Pair <Long, String> cacheKey)
|
|
{
|
|
lock.readLock().lock();
|
|
try
|
|
{
|
|
return cache.get(cacheKey);
|
|
}
|
|
finally
|
|
{
|
|
lock.readLock().unlock();
|
|
}
|
|
}
|
|
|
|
private void put(Pair <Long, String> cacheKey, ParentAssocsInfo parentAssocs)
|
|
{
|
|
lock.writeLock().lock();
|
|
try
|
|
{
|
|
// If an entry already exists, remove it and do the necessary housekeeping
|
|
if (cache.containsKey(cacheKey))
|
|
{
|
|
remove(cacheKey);
|
|
}
|
|
|
|
// Add the value and prepend the key
|
|
cache.put(cacheKey, parentAssocs);
|
|
if (firstKey == null)
|
|
{
|
|
lastKey = cacheKey;
|
|
}
|
|
else
|
|
{
|
|
nextKeys.put(cacheKey, firstKey);
|
|
previousKeys.put(firstKey, cacheKey);
|
|
}
|
|
firstKey = cacheKey;
|
|
parentCount += parentAssocs.getParentAssocs().size();
|
|
|
|
// Now prune the oldest entries whilst we have more cache entries or cached parents than desired
|
|
int currentSize = cache.size();
|
|
while (currentSize > size || parentCount > maxParentCount)
|
|
{
|
|
remove(lastKey);
|
|
currentSize--;
|
|
}
|
|
}
|
|
finally
|
|
{
|
|
lock.writeLock().unlock();
|
|
}
|
|
}
|
|
|
|
private ParentAssocsInfo remove(Pair <Long, String> cacheKey)
|
|
{
|
|
lock.writeLock().lock();
|
|
try
|
|
{
|
|
// Remove from the map
|
|
ParentAssocsInfo oldParentAssocs = cache.remove(cacheKey);
|
|
|
|
// If the object didn't exist, we are done
|
|
if (oldParentAssocs == null)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
// Re-link the list
|
|
Pair <Long, String> previousCacheKey = previousKeys.remove(cacheKey);
|
|
Pair <Long, String> nextCacheKey = nextKeys.remove(cacheKey);
|
|
if (nextCacheKey == null)
|
|
{
|
|
if (previousCacheKey == null)
|
|
{
|
|
firstKey = lastKey = null;
|
|
}
|
|
else
|
|
{
|
|
lastKey = previousCacheKey;
|
|
nextKeys.remove(previousCacheKey);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
if (previousCacheKey == null)
|
|
{
|
|
firstKey = nextCacheKey;
|
|
previousKeys.remove(nextCacheKey);
|
|
}
|
|
else
|
|
{
|
|
nextKeys.put(previousCacheKey, nextCacheKey);
|
|
previousKeys.put(nextCacheKey, previousCacheKey);
|
|
}
|
|
}
|
|
// Update the parent count
|
|
parentCount -= oldParentAssocs.getParentAssocs().size();
|
|
return oldParentAssocs;
|
|
}
|
|
finally
|
|
{
|
|
lock.writeLock().unlock();
|
|
}
|
|
}
|
|
|
|
private void clear()
|
|
{
|
|
lock.writeLock().lock();
|
|
try
|
|
{
|
|
cache.clear();
|
|
nextKeys.clear();
|
|
previousKeys.clear();
|
|
firstKey = lastKey = null;
|
|
parentCount = 0;
|
|
}
|
|
finally
|
|
{
|
|
lock.writeLock().unlock();
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return Returns a node's parent associations
|
|
*/
|
|
private ParentAssocsInfo getParentAssocsCached(Long nodeId)
|
|
{
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
Pair<Long, String> cacheKey = new Pair<Long, String>(nodeId, node.getTransaction().getChangeTxnId());
|
|
ParentAssocsInfo value = parentAssocsCache.get(cacheKey);
|
|
if (value == null)
|
|
{
|
|
value = loadParentAssocs(node.getNodeVersionKey());
|
|
parentAssocsCache.put(cacheKey, value);
|
|
}
|
|
|
|
// We have already validated on loading that we have a list in sync with the child node, so if the list is still
|
|
// empty we have an integrity problem
|
|
if (value.getPrimaryParentAssoc() == null && !node.getDeleted(qnameDAO) && !value.isStoreRoot())
|
|
{
|
|
Pair<Long, NodeRef> currentNodePair = node.getNodePair();
|
|
// We have a corrupt repository - non-root node has a missing parent ?!
|
|
bindFixAssocAndCollectLostAndFound(currentNodePair, "nonRootNodeWithoutParents", null, false);
|
|
|
|
// throw - error will be logged and then bound txn listener (afterRollback) will be called
|
|
throw new NonRootNodeWithoutParentsException(currentNodePair);
|
|
}
|
|
|
|
return value;
|
|
}
|
|
|
|
/**
|
|
* Update a node's parent associations.
|
|
*/
|
|
private void setParentAssocsCached(Long nodeId, ParentAssocsInfo parentAssocs)
|
|
{
|
|
Node node = getNodeNotNull(nodeId, false);
|
|
Pair<Long, String> cacheKey = new Pair<Long, String>(nodeId, node.getTransaction().getChangeTxnId());
|
|
parentAssocsCache.put(cacheKey, parentAssocs);
|
|
}
|
|
|
|
/**
|
|
* Helper method to copy cache values from one key to another
|
|
*/
|
|
private void copyParentAssocsCached(Node from)
|
|
{
|
|
String fromTransactionId = from.getTransaction().getChangeTxnId();
|
|
String toTransactionId = getCurrentTransaction().getChangeTxnId();
|
|
// If the node is already in this transaction, there's nothing to do
|
|
if (fromTransactionId.equals(toTransactionId))
|
|
{
|
|
return;
|
|
}
|
|
Pair<Long, String> cacheKey = new Pair<Long, String>(from.getId(), fromTransactionId);
|
|
ParentAssocsInfo cacheEntry = parentAssocsCache.get(cacheKey);
|
|
if (cacheEntry != null)
|
|
{
|
|
parentAssocsCache.put(new Pair<Long, String>(from.getId(), toTransactionId), cacheEntry);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Helper method to remove associations relating to a cached node
|
|
*/
|
|
private void invalidateParentAssocsCached(Node node)
|
|
{
|
|
// Invalidate both the node and current transaction ID, just in case
|
|
Long nodeId = node.getId();
|
|
String nodeTransactionId = node.getTransaction().getChangeTxnId();
|
|
parentAssocsCache.remove(new Pair<Long, String>(nodeId, nodeTransactionId));
|
|
if (AlfrescoTransactionSupport.getTransactionReadState() == TxnReadState.TXN_READ_WRITE)
|
|
{
|
|
String currentTransactionId = getCurrentTransaction().getChangeTxnId();
|
|
if (!currentTransactionId.equals(nodeTransactionId))
|
|
{
|
|
parentAssocsCache.remove(new Pair<Long, String>(nodeId, currentTransactionId));
|
|
}
|
|
}
|
|
}
|
|
|
|
private ParentAssocsInfo loadParentAssocs(NodeVersionKey nodeVersionKey)
|
|
{
|
|
Long nodeId = nodeVersionKey.getNodeId();
|
|
// Find out if it is a root or store root
|
|
boolean isRoot = hasNodeAspect(nodeId, ContentModel.ASPECT_ROOT);
|
|
boolean isStoreRoot = getNodeType(nodeId).equals(ContentModel.TYPE_STOREROOT);
|
|
|
|
// Select all the parent associations
|
|
List<ChildAssocEntity> assocs = selectParentAssocs(nodeId);
|
|
|
|
// Build the cache object
|
|
ParentAssocsInfo value = new ParentAssocsInfo(isRoot, isStoreRoot, assocs);
|
|
|
|
// Now check if we are seeing the correct version of the node
|
|
if (assocs.isEmpty())
|
|
{
|
|
// No results.
|
|
// Nodes without parents are root nodes or deleted nodes. The latter will not normally
|
|
// be accessed here but it is possible.
|
|
// To match earlier fixes of ALF-12393, we do a double-check of the node's details.
|
|
NodeEntity nodeCheckFromDb = selectNodeById(nodeId);
|
|
if (nodeCheckFromDb == null || !nodeCheckFromDb.getNodeVersionKey().equals(nodeVersionKey))
|
|
{
|
|
// The node is gone or has moved on in version
|
|
invalidateNodeCaches(nodeId);
|
|
throw new DataIntegrityViolationException(
|
|
"Detected stale node entry: " + nodeVersionKey +
|
|
" (now " + nodeCheckFromDb + ")");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
ChildAssocEntity childAssoc = assocs.get(0);
|
|
// What is the real (at least to this txn) version of the child node?
|
|
NodeVersionKey childNodeVersionKeyFromDb = childAssoc.getChildNode().getNodeVersionKey();
|
|
if (!childNodeVersionKeyFromDb.equals(nodeVersionKey))
|
|
{
|
|
// This method was called with a stale version
|
|
invalidateNodeCaches(nodeId);
|
|
throw new DataIntegrityViolationException(
|
|
"Detected stale node entry: " + nodeVersionKey +
|
|
" (now " + childNodeVersionKeyFromDb + ")");
|
|
}
|
|
}
|
|
return value;
|
|
}
|
|
|
|
/*
|
|
* Bulk caching
|
|
*/
|
|
|
|
@Override
|
|
public void setCheckNodeConsistency()
|
|
{
|
|
if (nodesTransactionalCache != null)
|
|
{
|
|
nodesTransactionalCache.setDisableSharedCacheReadForTransaction(true);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public Set<Long> getCachedAncestors(List<Long> nodeIds)
|
|
{
|
|
// First, make sure 'level 1' nodes and their parents are in the cache
|
|
cacheNodesById(nodeIds);
|
|
for (Long nodeId : nodeIds)
|
|
{
|
|
// Filter out deleted nodes
|
|
if (exists(nodeId))
|
|
{
|
|
getParentAssocsCached(nodeId);
|
|
}
|
|
}
|
|
// Now recurse on all ancestors in the cache
|
|
Set<Long> ancestors = new TreeSet<Long>();
|
|
for (Long nodeId : nodeIds)
|
|
{
|
|
findCachedAncestors(nodeId, ancestors);
|
|
}
|
|
return ancestors;
|
|
}
|
|
|
|
/**
|
|
* Uses the node and parent assocs cache content to recursively find the set of currently cached ancestor node IDs
|
|
*/
|
|
private void findCachedAncestors(Long nodeId, Set<Long> ancestors)
|
|
{
|
|
if (!ancestors.add(nodeId))
|
|
{
|
|
return; // Already visited
|
|
}
|
|
Node node = nodesCache.getValue(nodeId);
|
|
if (node == null)
|
|
{
|
|
return; // Not in cache yet - will load in due course
|
|
}
|
|
Pair<Long, String> cacheKey = new Pair<Long, String>(nodeId, node.getTransaction().getChangeTxnId());
|
|
ParentAssocsInfo value = parentAssocsCache.get(cacheKey);
|
|
if (value == null)
|
|
{
|
|
return; // Not in cache yet - will load in due course
|
|
}
|
|
for (ChildAssocEntity childAssoc : value.getParentAssocs().values())
|
|
{
|
|
findCachedAncestors(childAssoc.getParentNode().getId(), ancestors);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public void cacheNodesById(List<Long> nodeIds)
|
|
{
|
|
/*
|
|
* ALF-2712: Performance degradation from 3.1.0 to 3.1.2
|
|
* ALF-2784: Degradation of performance between 3.1.1 and 3.2x (observed in JSF)
|
|
*
|
|
* There is an obvious cost associated with querying the database to pull back nodes,
|
|
* and there is additional cost associated with putting the resultant entries into the
|
|
* caches. It is NO MORE expensive to check the cache than it is to put an entry into it
|
|
* - and probably cheaper considering cache replication - so we start checking nodes to see
|
|
* if they have entries before passing them over for batch loading.
|
|
*
|
|
* However, when running against a cold cache or doing a first-time query against some
|
|
* part of the repo, we will be checking for entries in the cache and consistently getting
|
|
* no results. To avoid unnecessary checking when the cache is PROBABLY cold, we
|
|
* examine the ratio of hits/misses at regular intervals.
|
|
*/
|
|
|
|
boolean disableSharedCacheReadForTransaction = false;
|
|
if (nodesTransactionalCache != null)
|
|
{
|
|
disableSharedCacheReadForTransaction = nodesTransactionalCache.getDisableSharedCacheReadForTransaction();
|
|
}
|
|
|
|
if ((disableSharedCacheReadForTransaction == false) && nodeIds.size() < 10)
|
|
{
|
|
// We only cache where the number of results is potentially
|
|
// a problem for the N+1 loading that might result.
|
|
return;
|
|
}
|
|
|
|
int foundCacheEntryCount = 0;
|
|
int missingCacheEntryCount = 0;
|
|
boolean forceBatch = false;
|
|
|
|
List<Long> batchLoadNodeIds = new ArrayList<Long>(nodeIds.size());
|
|
for (Long nodeId : nodeIds)
|
|
{
|
|
if (!forceBatch)
|
|
{
|
|
// Is this node in the cache?
|
|
if (nodesCache.getValue(nodeId) != null)
|
|
{
|
|
foundCacheEntryCount++; // Don't add it to the batch
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
missingCacheEntryCount++; // Fall through and add it to the batch
|
|
}
|
|
if (foundCacheEntryCount + missingCacheEntryCount % 100 == 0)
|
|
{
|
|
// We force the batch if the number of hits drops below the number of misses
|
|
forceBatch = foundCacheEntryCount < missingCacheEntryCount;
|
|
}
|
|
}
|
|
|
|
batchLoadNodeIds.add(nodeId);
|
|
}
|
|
|
|
int size = batchLoadNodeIds.size();
|
|
cacheNodesBatch(batchLoadNodeIds);
|
|
|
|
if (logger.isDebugEnabled())
|
|
{
|
|
logger.debug("Pre-loaded " + size + " nodes.");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
* <p/>
|
|
* Loads properties, aspects, parent associations and the ID-noderef cache.
|
|
*/
|
|
@Override
|
|
public void cacheNodes(List<NodeRef> nodeRefs)
|
|
{
|
|
/*
|
|
* ALF-2712: Performance degradation from 3.1.0 to 3.1.2
|
|
* ALF-2784: Degradation of performance between 3.1.1 and 3.2x (observed in JSF)
|
|
*
|
|
* There is an obvious cost associated with querying the database to pull back nodes,
|
|
* and there is additional cost associated with putting the resultant entries into the
|
|
* caches. It is NO MORE expensive to check the cache than it is to put an entry into it
|
|
* - and probably cheaper considering cache replication - so we start checking nodes to see
|
|
* if they have entries before passing them over for batch loading.
|
|
*
|
|
* However, when running against a cold cache or doing a first-time query against some
|
|
* part of the repo, we will be checking for entries in the cache and consistently getting
|
|
* no results. To avoid unnecessary checking when the cache is PROBABLY cold, we
|
|
* examine the ratio of hits/misses at regular intervals.
|
|
*/
|
|
if (nodeRefs.size() < cachingThreshold)
|
|
{
|
|
// We only cache where the number of results is potentially
|
|
// a problem for the N+1 loading that might result.
|
|
return;
|
|
}
|
|
int foundCacheEntryCount = 0;
|
|
int missingCacheEntryCount = 0;
|
|
boolean forceBatch = false;
|
|
|
|
// Group the nodes by store so that we don't *have* to eagerly join to store to get query performance
|
|
Map<StoreRef, List<String>> uuidsByStore = new HashMap<StoreRef, List<String>>(3);
|
|
for (NodeRef nodeRef : nodeRefs)
|
|
{
|
|
if (!forceBatch)
|
|
{
|
|
// Is this node in the cache?
|
|
if (nodesCache.getKey(nodeRef) != null)
|
|
{
|
|
foundCacheEntryCount++; // Don't add it to the batch
|
|
continue;
|
|
}
|
|
else
|
|
{
|
|
missingCacheEntryCount++; // Fall through and add it to the batch
|
|
}
|
|
if (foundCacheEntryCount + missingCacheEntryCount % 100 == 0)
|
|
{
|
|
// We force the batch if the number of hits drops below the number of misses
|
|
forceBatch = foundCacheEntryCount < missingCacheEntryCount;
|
|
}
|
|
}
|
|
|
|
StoreRef storeRef = nodeRef.getStoreRef();
|
|
List<String> uuids = (List<String>) uuidsByStore.get(storeRef);
|
|
if (uuids == null)
|
|
{
|
|
uuids = new ArrayList<String>(nodeRefs.size());
|
|
uuidsByStore.put(storeRef, uuids);
|
|
}
|
|
uuids.add(nodeRef.getId());
|
|
}
|
|
int size = nodeRefs.size();
|
|
nodeRefs = null;
|
|
// Now load all the nodes
|
|
for (Map.Entry<StoreRef, List<String>> entry : uuidsByStore.entrySet())
|
|
{
|
|
StoreRef storeRef = entry.getKey();
|
|
List<String> uuids = entry.getValue();
|
|
cacheNodes(storeRef, uuids);
|
|
}
|
|
if (logger.isDebugEnabled())
|
|
{
|
|
logger.debug("Pre-loaded " + size + " nodes.");
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Loads the nodes into cache using batching.
|
|
*/
|
|
private void cacheNodes(StoreRef storeRef, List<String> uuids)
|
|
{
|
|
StoreEntity store = getStoreNotNull(storeRef);
|
|
Long storeId = store.getId();
|
|
|
|
int batchSize = 256;
|
|
SortedSet<String> batch = new TreeSet<String>();
|
|
for (String uuid : uuids)
|
|
{
|
|
batch.add(uuid);
|
|
if (batch.size() >= batchSize)
|
|
{
|
|
// Preload
|
|
List<Node> nodes = selectNodesByUuids(storeId, batch);
|
|
cacheNodesNoBatch(nodes);
|
|
batch.clear();
|
|
}
|
|
}
|
|
// Load any remaining nodes
|
|
if (batch.size() > 0)
|
|
{
|
|
List<Node> nodes = selectNodesByUuids(storeId, batch);
|
|
cacheNodesNoBatch(nodes);
|
|
}
|
|
}
|
|
|
|
private void cacheNodesBatch(List<Long> nodeIds)
|
|
{
|
|
int batchSize = 256;
|
|
SortedSet<Long> batch = new TreeSet<Long>();
|
|
for (Long nodeId : nodeIds)
|
|
{
|
|
batch.add(nodeId);
|
|
if (batch.size() >= batchSize)
|
|
{
|
|
// Preload
|
|
List<Node> nodes = selectNodesByIds(batch);
|
|
cacheNodesNoBatch(nodes);
|
|
batch.clear();
|
|
}
|
|
}
|
|
// Load any remaining nodes
|
|
if (batch.size() > 0)
|
|
{
|
|
List<Node> nodes = selectNodesByIds(batch);
|
|
cacheNodesNoBatch(nodes);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Bulk-fetch the nodes for a given store. All nodes passed in are fetched.
|
|
*/
|
|
private void cacheNodesNoBatch(List<Node> nodes)
|
|
{
|
|
// Get the nodes
|
|
SortedSet<Long> aspectNodeIds = new TreeSet<Long>();
|
|
SortedSet<Long> propertiesNodeIds = new TreeSet<Long>();
|
|
Map<Long, NodeVersionKey> nodeVersionKeysFromCache = new HashMap<Long, NodeVersionKey>(nodes.size()*2); // Keep for quick lookup
|
|
for (Node node : nodes)
|
|
{
|
|
Long nodeId = node.getId();
|
|
NodeVersionKey nodeVersionKey = node.getNodeVersionKey();
|
|
node.lock(); // Prevent unexpected edits of values going into the cache
|
|
nodesCache.setValue(nodeId, node);
|
|
if (propertiesCache.getValue(nodeVersionKey) == null)
|
|
{
|
|
propertiesNodeIds.add(nodeId);
|
|
}
|
|
if (aspectsCache.getValue(nodeVersionKey) == null)
|
|
{
|
|
aspectNodeIds.add(nodeId);
|
|
}
|
|
nodeVersionKeysFromCache.put(nodeId, nodeVersionKey);
|
|
}
|
|
|
|
if(logger.isDebugEnabled())
|
|
{
|
|
logger.debug("Pre-loaded " + propertiesNodeIds.size() + " properties");
|
|
logger.debug("Pre-loaded " + propertiesNodeIds.size() + " aspects");
|
|
}
|
|
|
|
Map<NodeVersionKey, Set<QName>> nodeAspects = selectNodeAspects(aspectNodeIds);
|
|
for (Map.Entry<NodeVersionKey, Set<QName>> entry : nodeAspects.entrySet())
|
|
{
|
|
NodeVersionKey nodeVersionKeyFromDb = entry.getKey();
|
|
Long nodeId = nodeVersionKeyFromDb.getNodeId();
|
|
Set<QName> qnames = entry.getValue();
|
|
setNodeAspectsCached(nodeId, qnames);
|
|
aspectNodeIds.remove(nodeId);
|
|
}
|
|
// Cache the absence of aspects too!
|
|
for (Long nodeId: aspectNodeIds)
|
|
{
|
|
setNodeAspectsCached(nodeId, Collections.<QName>emptySet());
|
|
}
|
|
|
|
// First ensure all content data are pre-cached, so we don't have to load them individually when converting properties
|
|
contentDataDAO.cacheContentDataForNodes(propertiesNodeIds);
|
|
|
|
// Now bulk load the properties
|
|
Map<NodeVersionKey, Map<NodePropertyKey, NodePropertyValue>> propsByNodeId = selectNodeProperties(propertiesNodeIds);
|
|
for (Map.Entry<NodeVersionKey, Map<NodePropertyKey, NodePropertyValue>> entry : propsByNodeId.entrySet())
|
|
{
|
|
Long nodeId = entry.getKey().getNodeId();
|
|
Map<NodePropertyKey, NodePropertyValue> propertyValues = entry.getValue();
|
|
Map<QName, Serializable> props = nodePropertyHelper.convertToPublicProperties(propertyValues);
|
|
setNodePropertiesCached(nodeId, props);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* {@inheritDoc}
|
|
* <p/>
|
|
* Simply clears out all the node-related caches.
|
|
*/
|
|
@Override
|
|
public void clear()
|
|
{
|
|
clearCaches();
|
|
}
|
|
|
|
/*
|
|
* Transactions
|
|
*/
|
|
|
|
public Long getMaxTxnIdByCommitTime(long maxCommitTime)
|
|
{
|
|
Transaction txn = selectLastTxnBeforeCommitTime(maxCommitTime);
|
|
return (txn == null ? null : txn.getId());
|
|
}
|
|
|
|
@Override
|
|
public int getTransactionCount()
|
|
{
|
|
return selectTransactionCount();
|
|
}
|
|
|
|
@Override
|
|
public Transaction getTxnById(Long txnId)
|
|
{
|
|
return selectTxnById(txnId);
|
|
}
|
|
|
|
@Override
|
|
public List<NodeRef.Status> getTxnChanges(Long txnId)
|
|
{
|
|
return getTxnChangesForStore(null, txnId);
|
|
}
|
|
|
|
@Override
|
|
public List<NodeRef.Status> getTxnChangesForStore(StoreRef storeRef, Long txnId)
|
|
{
|
|
Long storeId = (storeRef == null) ? null : getStoreNotNull(storeRef).getId();
|
|
List<NodeEntity> nodes = selectTxnChanges(txnId, storeId);
|
|
// Convert
|
|
List<NodeRef.Status> nodeStatuses = new ArrayList<NodeRef.Status>(nodes.size());
|
|
for (NodeEntity node : nodes)
|
|
{
|
|
nodeStatuses.add(node.getNodeStatus(qnameDAO));
|
|
}
|
|
|
|
// Done
|
|
return nodeStatuses;
|
|
}
|
|
|
|
@Override
|
|
public List<Transaction> getTxnsByCommitTimeAscending(
|
|
Long fromTimeInclusive,
|
|
Long toTimeExclusive,
|
|
int count,
|
|
List<Long> excludeTxnIds,
|
|
boolean remoteOnly)
|
|
{
|
|
// Pass the current server ID if it is to be excluded
|
|
Long serverId = remoteOnly ? serverId = getServerId() : null;
|
|
return selectTxns(fromTimeInclusive, toTimeExclusive, count, null, excludeTxnIds, serverId, Boolean.TRUE);
|
|
}
|
|
|
|
@Override
|
|
public List<Transaction> getTxnsByCommitTimeDescending(
|
|
Long fromTimeInclusive,
|
|
Long toTimeExclusive,
|
|
int count,
|
|
List<Long> excludeTxnIds,
|
|
boolean remoteOnly)
|
|
{
|
|
// Pass the current server ID if it is to be excluded
|
|
Long serverId = remoteOnly ? serverId = getServerId() : null;
|
|
return selectTxns(fromTimeInclusive, toTimeExclusive, count, null, excludeTxnIds, serverId, Boolean.FALSE);
|
|
}
|
|
|
|
@Override
|
|
public List<Transaction> getTxnsByCommitTimeAscending(List<Long> includeTxnIds)
|
|
{
|
|
return selectTxns(null, null, null, includeTxnIds, null, null, Boolean.TRUE);
|
|
}
|
|
|
|
@Override
|
|
public List<Long> getTxnsUnused(Long minTxnId, long maxCommitTime, int count)
|
|
{
|
|
return selectTxnsUnused(minTxnId, maxCommitTime, count);
|
|
}
|
|
|
|
@Override
|
|
public void purgeTxn(Long txnId)
|
|
{
|
|
deleteTransaction(txnId);
|
|
}
|
|
|
|
public static final Long LONG_ZERO = 0L;
|
|
|
|
@Override
|
|
public Long getMinTxnCommitTime()
|
|
{
|
|
Long time = selectMinTxnCommitTime();
|
|
return (time == null ? LONG_ZERO : time);
|
|
}
|
|
|
|
@Override
|
|
public Long getMaxTxnCommitTime()
|
|
{
|
|
Long time = selectMaxTxnCommitTime();
|
|
return (time == null ? LONG_ZERO : time);
|
|
}
|
|
|
|
@Override
|
|
public Long getMinTxnId()
|
|
{
|
|
Long id = selectMinTxnId();
|
|
return (id == null ? LONG_ZERO : id);
|
|
}
|
|
|
|
@Override
|
|
public Long getMinUnusedTxnCommitTime()
|
|
{
|
|
Long id = selectMinUnusedTxnCommitTime();
|
|
return (id == null ? LONG_ZERO : id);
|
|
}
|
|
|
|
@Override
|
|
public Long getMaxTxnId()
|
|
{
|
|
Long id = selectMaxTxnId();
|
|
return (id == null ? LONG_ZERO : id);
|
|
}
|
|
|
|
/*
|
|
* Abstract methods for underlying CRUD
|
|
*/
|
|
|
|
protected abstract ServerEntity selectServer(String ipAddress);
|
|
protected abstract Long insertServer(String ipAddress);
|
|
protected abstract Long insertTransaction(Long serverId, String changeTxnId, Long commit_time_ms);
|
|
protected abstract int updateTransaction(Long txnId, Long commit_time_ms);
|
|
protected abstract int deleteTransaction(Long txnId);
|
|
protected abstract List<StoreEntity> selectAllStores();
|
|
protected abstract StoreEntity selectStore(StoreRef storeRef);
|
|
protected abstract NodeEntity selectStoreRootNode(StoreRef storeRef);
|
|
protected abstract Long insertStore(StoreEntity store);
|
|
protected abstract int updateStoreRoot(StoreEntity store);
|
|
protected abstract int updateStore(StoreEntity store);
|
|
protected abstract int updateNodesInStore(Long txnId, Long storeId);
|
|
protected abstract Long insertNode(NodeEntity node);
|
|
protected abstract int updateNode(NodeUpdateEntity nodeUpdate);
|
|
protected abstract int updateNodes(Long txnId, List<Long> nodeIds);
|
|
protected abstract void updatePrimaryChildrenSharedAclId(
|
|
Long txnId,
|
|
Long primaryParentNodeId,
|
|
Long optionalOldSharedAlcIdInAdditionToNull,
|
|
Long newSharedAlcId);
|
|
protected abstract int deleteNodeById(Long nodeId);
|
|
protected abstract int deleteNodesByCommitTime(long maxTxnCommitTimeMs);
|
|
protected abstract NodeEntity selectNodeById(Long id);
|
|
protected abstract NodeEntity selectNodeByNodeRef(NodeRef nodeRef);
|
|
protected abstract List<Node> selectNodesByUuids(Long storeId, SortedSet<String> uuids);
|
|
protected abstract List<Node> selectNodesByIds(SortedSet<Long> ids);
|
|
protected abstract Map<NodeVersionKey, Map<NodePropertyKey, NodePropertyValue>> selectNodeProperties(Set<Long> nodeIds);
|
|
protected abstract Map<NodeVersionKey, Map<NodePropertyKey, NodePropertyValue>> selectNodeProperties(Long nodeId);
|
|
protected abstract Map<NodeVersionKey, Map<NodePropertyKey, NodePropertyValue>> selectNodeProperties(Long nodeId, Set<Long> qnameIds);
|
|
protected abstract int deleteNodeProperties(Long nodeId, Set<Long> qnameIds);
|
|
protected abstract int deleteNodeProperties(Long nodeId, List<NodePropertyKey> propKeys);
|
|
protected abstract void insertNodeProperties(Long nodeId, Map<NodePropertyKey, NodePropertyValue> persistableProps);
|
|
protected abstract Map<NodeVersionKey, Set<QName>> selectNodeAspects(Set<Long> nodeIds);
|
|
protected abstract void insertNodeAspect(Long nodeId, Long qnameId);
|
|
protected abstract int deleteNodeAspects(Long nodeId, Set<Long> qnameIds);
|
|
protected abstract void selectNodesWithAspects(
|
|
List<Long> qnameIds,
|
|
Long minNodeId, Long maxNodeId,
|
|
NodeRefQueryCallback resultsCallback);
|
|
protected abstract Long insertNodeAssoc(Long sourceNodeId, Long targetNodeId, Long assocTypeQNameId, int assocIndex);
|
|
protected abstract int updateNodeAssoc(Long id, int assocIndex);
|
|
protected abstract int deleteNodeAssoc(Long sourceNodeId, Long targetNodeId, Long assocTypeQNameId);
|
|
protected abstract int deleteNodeAssocs(List<Long> ids);
|
|
protected abstract List<NodeAssocEntity> selectNodeAssocs(Long nodeId);
|
|
protected abstract List<NodeAssocEntity> selectNodeAssocsBySource(Long sourceNodeId, Long typeQNameId);
|
|
protected abstract List<NodeAssocEntity> selectNodeAssocsByTarget(Long targetNodeId, Long typeQNameId);
|
|
protected abstract NodeAssocEntity selectNodeAssocById(Long assocId);
|
|
protected abstract int selectNodeAssocMaxIndex(Long sourceNodeId, Long assocTypeQNameId);
|
|
protected abstract Long insertChildAssoc(ChildAssocEntity assoc);
|
|
protected abstract int deleteChildAssocs(List<Long> ids);
|
|
protected abstract int updateChildAssocIndex(
|
|
Long parentNodeId,
|
|
Long childNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
int index);
|
|
protected abstract int updateChildAssocUniqueName(Long assocId, String name);
|
|
// protected abstract int deleteChildAssocsToAndFrom(Long nodeId);
|
|
protected abstract ChildAssocEntity selectChildAssoc(Long assocId);
|
|
protected abstract List<ChildAssocEntity> selectChildNodeIds(
|
|
Long nodeId,
|
|
Boolean isPrimary,
|
|
Long minAssocIdInclusive,
|
|
int maxResults);
|
|
protected abstract List<NodeIdAndAclId> selectPrimaryChildAcls(Long nodeId);
|
|
protected abstract List<ChildAssocEntity> selectChildAssoc(
|
|
Long parentNodeId,
|
|
Long childNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName);
|
|
/**
|
|
* Parameters are all optional except the parent node ID and the callback
|
|
*/
|
|
protected abstract void selectChildAssocs(
|
|
Long parentNodeId,
|
|
Long childNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
Boolean isPrimary,
|
|
Boolean sameStore,
|
|
ChildAssocRefQueryCallback resultsCallback);
|
|
protected abstract void selectChildAssocs(
|
|
Long parentNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
int maxResults,
|
|
ChildAssocRefQueryCallback resultsCallback);
|
|
protected abstract void selectChildAssocs(
|
|
Long parentNodeId,
|
|
Set<QName> assocTypeQNames,
|
|
ChildAssocRefQueryCallback resultsCallback);
|
|
protected abstract ChildAssocEntity selectChildAssoc(
|
|
Long parentNodeId,
|
|
QName assocTypeQName,
|
|
String childName);
|
|
protected abstract void selectChildAssocs(
|
|
Long parentNodeId,
|
|
QName assocTypeQName,
|
|
Collection<String> childNames,
|
|
ChildAssocRefQueryCallback resultsCallback);
|
|
protected abstract void selectChildAssocsByPropertyValue(
|
|
Long parentNodeId,
|
|
QName propertyQName,
|
|
NodePropertyValue nodeValue,
|
|
ChildAssocRefQueryCallback resultsCallback);
|
|
protected abstract void selectChildAssocsByChildTypes(
|
|
Long parentNodeId,
|
|
Set<QName> childNodeTypeQNames,
|
|
ChildAssocRefQueryCallback resultsCallback);
|
|
protected abstract void selectChildAssocsWithoutParentAssocsOfType(
|
|
Long parentNodeId,
|
|
QName assocTypeQName,
|
|
ChildAssocRefQueryCallback resultsCallback);
|
|
/**
|
|
* Parameters are all optional except the parent node ID and the callback
|
|
*/
|
|
protected abstract void selectParentAssocs(
|
|
Long childNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
Boolean isPrimary,
|
|
ChildAssocRefQueryCallback resultsCallback);
|
|
protected abstract List<ChildAssocEntity> selectParentAssocs(Long childNodeId);
|
|
/**
|
|
* No DB constraint, so multiple returned
|
|
*/
|
|
protected abstract List<ChildAssocEntity> selectPrimaryParentAssocs(Long childNodeId);
|
|
protected abstract int updatePrimaryParentAssocs(
|
|
Long childNodeId,
|
|
Long parentNodeId,
|
|
QName assocTypeQName,
|
|
QName assocQName,
|
|
String childNodeName);
|
|
/**
|
|
* Moves all node-linked data from one node to another. The source node will be left
|
|
* in an orphaned state and without any attached data other than the current transaction.
|
|
*
|
|
* @param fromNodeId the source node
|
|
* @param toNodeId the target node
|
|
*/
|
|
protected abstract void moveNodeData(Long fromNodeId, Long toNodeId);
|
|
|
|
protected abstract void deleteSubscriptions(Long nodeId);
|
|
|
|
protected abstract Transaction selectLastTxnBeforeCommitTime(Long maxCommitTime);
|
|
protected abstract int selectTransactionCount();
|
|
protected abstract Transaction selectTxnById(Long txnId);
|
|
protected abstract List<NodeEntity> selectTxnChanges(Long txnId, Long storeId);
|
|
protected abstract List<Transaction> selectTxns(
|
|
Long fromTimeInclusive,
|
|
Long toTimeExclusive,
|
|
Integer count,
|
|
List<Long> includeTxnIds,
|
|
List<Long> excludeTxnIds,
|
|
Long excludeServerId,
|
|
Boolean ascending);
|
|
protected abstract List<Long> selectTxnsUnused(Long minTxnId, Long maxCommitTime, Integer count);
|
|
protected abstract Long selectMinTxnCommitTime();
|
|
protected abstract Long selectMaxTxnCommitTime();
|
|
protected abstract Long selectMinTxnId();
|
|
protected abstract Long selectMaxTxnId();
|
|
protected abstract Long selectMinUnusedTxnCommitTime();
|
|
}
|