mirror of
https://github.com/Alfresco/alfresco-community-repo.git
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43e93f3c14
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@18926 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
696 lines
25 KiB
Java
696 lines
25 KiB
Java
/*
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* Copyright (C) 2005-2010 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 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 General Public License for more details.
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*
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* You should have received a copy of the GNU 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.version;
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import java.io.Serializable;
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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.HashMap;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Map;
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import java.util.Set;
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import org.alfresco.error.AlfrescoRuntimeException;
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import org.alfresco.model.ContentModel;
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import org.alfresco.repo.domain.contentdata.ContentDataDAO;
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import org.alfresco.repo.version.common.VersionUtil;
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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.InvalidAspectException;
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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.InvalidChildAssociationRefException;
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import org.alfresco.service.cmr.repository.InvalidNodeRefException;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.cmr.repository.NodeService;
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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.NodeRef.Status;
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import org.alfresco.service.cmr.repository.datatype.DefaultTypeConverter;
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import org.alfresco.service.cmr.search.SearchService;
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import org.alfresco.service.namespace.QName;
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import org.alfresco.service.namespace.QNamePattern;
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import org.alfresco.service.namespace.RegexQNamePattern;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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/**
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* The light weight version store node service implementation.
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*
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* @author Roy Wetherall
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*/
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public class NodeServiceImpl implements NodeService, VersionModel
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{
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private static Log logger = LogFactory.getLog(NodeServiceImpl.class);
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/**
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* Error messages
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*/
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protected final static String MSG_UNSUPPORTED =
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"This operation is not supported by a version store implementation of the node service.";
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/**
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* The name of the spoofed root association
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*/
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private static final QName rootAssocName = QName.createQName(VersionModel.NAMESPACE_URI, "versionedState");
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protected NodeService dbNodeService;
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@SuppressWarnings("unused")
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private SearchService searcher;
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protected DictionaryService dicitionaryService;
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protected ContentDataDAO contentDataDAO;
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/**
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* Sets the db node service, used as the version store implementation
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*
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* @param nodeService the node service
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*/
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public void setDbNodeService(NodeService nodeService)
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{
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this.dbNodeService = nodeService;
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}
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/**
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* Sets the searcher
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*/
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public void setSearcher(SearchService searcher)
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{
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this.searcher = searcher;
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}
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/**
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* Sets the dictionary service
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*/
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public void setDictionaryService(DictionaryService dictionaryService)
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{
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this.dicitionaryService = dictionaryService;
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}
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/**
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* Set the DAO to resolved content data reference IDs into ContentData instances
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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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* No-op
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*/
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public List<String> cleanup()
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{
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return Collections.emptyList();
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}
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/**
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* Delegates to the <code>NodeService</code> used as the version store implementation
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*/
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public List<StoreRef> getStores()
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{
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return dbNodeService.getStores();
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}
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/**
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* Delegates to the <code>NodeService</code> used as the version store implementation
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*/
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public StoreRef createStore(String protocol, String identifier)
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{
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return dbNodeService.createStore(protocol, identifier);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void deleteStore(StoreRef storeRef)
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* Delegates to the <code>NodeService</code> used as the version store implementation
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*/
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public boolean exists(StoreRef storeRef)
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{
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return dbNodeService.exists(VersionUtil.convertStoreRef(storeRef));
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}
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/**
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* Delegates to the <code>NodeService</code> used as the version store implementation
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*/
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public boolean exists(NodeRef nodeRef)
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{
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return dbNodeService.exists(VersionUtil.convertNodeRef(nodeRef));
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}
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/**
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* Delegates to the <code>NodeService</code> used as the version store implementation
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*/
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public Status getNodeStatus(NodeRef nodeRef)
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{
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return dbNodeService.getNodeStatus(nodeRef);
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}
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/**
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* Delegates to the <code>NodeService</code> used as the version store implementation
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*/
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public NodeRef getRootNode(StoreRef storeRef)
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{
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return dbNodeService.getRootNode(storeRef);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public ChildAssociationRef createNode(
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NodeRef parentRef,
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QName assocTypeQName,
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QName assocQName,
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QName nodeTypeQName) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public ChildAssociationRef createNode(
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NodeRef parentRef,
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QName assocTypeQName,
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QName assocQName,
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QName nodeTypeQName,
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Map<QName, Serializable> properties) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void deleteNode(NodeRef nodeRef) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public ChildAssociationRef addChild(NodeRef parentRef,
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NodeRef childRef,
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QName assocTypeQName,
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QName qname) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public List<ChildAssociationRef> addChild(Collection<NodeRef> parentRefs,
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NodeRef childRef,
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QName assocTypeQName,
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QName qname) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void removeChild(NodeRef parentRef, NodeRef childRef) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public boolean removeChildAssociation(ChildAssociationRef childAssocRef)
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{
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public boolean removeSeconaryChildAssociation(ChildAssociationRef childAssocRef)
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{
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public ChildAssociationRef moveNode(NodeRef nodeToMoveRef, NodeRef newParentRef, QName assocTypeQName, QName assocQName) throws InvalidNodeRefException
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{
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void setChildAssociationIndex(ChildAssociationRef childAssocRef, int index) throws InvalidChildAssociationRefException
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{
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* Type translation for version store
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*/
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public QName getType(NodeRef nodeRef) throws InvalidNodeRefException
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{
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return (QName)this.dbNodeService.getProperty(VersionUtil.convertNodeRef(nodeRef), PROP_QNAME_FROZEN_NODE_TYPE);
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}
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/**
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* @see org.alfresco.service.cmr.repository.NodeService#setType(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
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*/
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public void setType(NodeRef nodeRef, QName typeQName) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void addAspect(NodeRef nodeRef, QName aspectRef, Map<QName, Serializable> aspectProperties) throws InvalidNodeRefException, InvalidAspectException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* Translation for version store
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*/
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public boolean hasAspect(NodeRef nodeRef, QName aspectRef) throws InvalidNodeRefException, InvalidAspectException
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{
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return getAspects(nodeRef).contains(aspectRef);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void removeAspect(NodeRef nodeRef, QName aspectRef) throws InvalidNodeRefException, InvalidAspectException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* Translation for version store
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*/
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@SuppressWarnings("unchecked")
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public Set<QName> getAspects(NodeRef nodeRef) throws InvalidNodeRefException
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{
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return new HashSet<QName>(
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(ArrayList<QName>)this.dbNodeService.getProperty(VersionUtil.convertNodeRef(nodeRef), PROP_QNAME_FROZEN_ASPECTS));
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}
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/**
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* Property translation for version store
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*/
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public Map<QName, Serializable> getProperties(NodeRef nodeRef) throws InvalidNodeRefException
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{
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Map<QName, Serializable> result = new HashMap<QName, Serializable>();
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Collection<ChildAssociationRef> children = this.dbNodeService.getChildAssocs(VersionUtil.convertNodeRef(nodeRef), CHILD_QNAME_VERSIONED_ATTRIBUTES, RegexQNamePattern.MATCH_ALL);
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for (ChildAssociationRef child : children)
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{
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NodeRef versionedAttribute = child.getChildRef();
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// Get the QName and the value
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Serializable value = null;
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QName qName = (QName)this.dbNodeService.getProperty(versionedAttribute, PROP_QNAME_QNAME);
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PropertyDefinition propDef = this.dicitionaryService.getProperty(qName);
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Boolean isMultiValue = (Boolean)this.dbNodeService.getProperty(versionedAttribute, PROP_QNAME_IS_MULTI_VALUE);
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if (isMultiValue.booleanValue() == false)
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{
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value = this.dbNodeService.getProperty(versionedAttribute, PROP_QNAME_VALUE);
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if (propDef != null)
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{
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DataTypeDefinition dataTypeDef = propDef.getDataType();
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if (dataTypeDef != null)
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{
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if (dataTypeDef.getName().equals(DataTypeDefinition.CONTENT) && value instanceof Long)
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{
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try
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{
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value = contentDataDAO.getContentData((Long)value).getSecond();
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}
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catch (AlfrescoRuntimeException e)
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{
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logger.warn("ContentData with ID " + value + " no longer exists for versioned node " + nodeRef);
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}
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}
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else
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{
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value = (Serializable)DefaultTypeConverter.INSTANCE.convert(dataTypeDef, value);
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}
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}
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else
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{
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logger.warn("Null dataTypeDefinition for: " + propDef);
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}
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}
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else
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{
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logger.warn("Null propertyDefinition for: " + qName);
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}
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}
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else
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{
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value = this.dbNodeService.getProperty(versionedAttribute, PROP_QNAME_MULTI_VALUE);
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}
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result.put(qName, value);
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}
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return result;
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}
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/**
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* Property translation for version store
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*/
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public Serializable getProperty(NodeRef nodeRef, QName qname) throws InvalidNodeRefException
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{
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// TODO should be doing this with a search ...
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Map<QName, Serializable> properties = getProperties(VersionUtil.convertNodeRef(nodeRef));
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return properties.get(qname);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void setProperties(NodeRef nodeRef, Map<QName, Serializable> properties) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void addProperties(NodeRef nodeRef, Map<QName, Serializable> properties) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void setProperty(NodeRef nodeRef, QName qame, Serializable value) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* @throws UnsupportedOperationException always
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*/
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public void removeProperty(NodeRef nodeRef, QName qname) throws InvalidNodeRefException
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{
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// This operation is not supported for a version store
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throw new UnsupportedOperationException(MSG_UNSUPPORTED);
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}
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/**
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* The node will appear to be attached to the root of the version store
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*
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* @see NodeService#getParentAssocs(NodeRef)
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*/
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public List<ChildAssociationRef> getParentAssocs(NodeRef nodeRef)
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{
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return getParentAssocs(nodeRef, RegexQNamePattern.MATCH_ALL, RegexQNamePattern.MATCH_ALL);
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}
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/**
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* The node will apprear to be attached to the root of the version store
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*
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* @see NodeService#getParentAssocs(NodeRef, QNamePattern, QNamePattern)
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*/
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public List<ChildAssociationRef> getParentAssocs(NodeRef nodeRef, QNamePattern typeQNamePattern, QNamePattern qnamePattern)
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{
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List<ChildAssociationRef> result = new ArrayList<ChildAssociationRef>();
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if (qnamePattern.isMatch(rootAssocName) == true)
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{
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result.add(new ChildAssociationRef(
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ContentModel.ASSOC_CHILDREN,
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dbNodeService.getRootNode(new StoreRef(StoreRef.PROTOCOL_WORKSPACE, STORE_ID)),
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rootAssocName,
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nodeRef));
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}
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return result;
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}
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/**
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* @see RegexQNamePattern#MATCH_ALL
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* @see #getChildAssocs(NodeRef, QNamePattern, QNamePattern)
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*/
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public List<ChildAssociationRef> getChildAssocs(NodeRef nodeRef) throws InvalidNodeRefException
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{
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return getChildAssocs(VersionUtil.convertNodeRef(nodeRef), RegexQNamePattern.MATCH_ALL, RegexQNamePattern.MATCH_ALL);
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}
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public List<ChildAssociationRef> getChildAssocs(NodeRef nodeRef, QNamePattern typeQNamePattern,
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QNamePattern qnamePattern, boolean preload) throws InvalidNodeRefException
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{
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return getChildAssocs(nodeRef, typeQNamePattern, qnamePattern);
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}
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/**
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* Performs conversion from version store properties to <i>real</i> associations
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*/
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public List<ChildAssociationRef> getChildAssocs(NodeRef nodeRef, QNamePattern typeQNamePattern, QNamePattern qnamePattern) throws InvalidNodeRefException
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{
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// Get the child assocs from the version store
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List<ChildAssociationRef> childAssocRefs = this.dbNodeService.getChildAssocs(
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VersionUtil.convertNodeRef(nodeRef),
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RegexQNamePattern.MATCH_ALL, CHILD_QNAME_VERSIONED_CHILD_ASSOCS);
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List<ChildAssociationRef> result = new ArrayList<ChildAssociationRef>(childAssocRefs.size());
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for (ChildAssociationRef childAssocRef : childAssocRefs)
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{
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// Get the child reference
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NodeRef childRef = childAssocRef.getChildRef();
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NodeRef referencedNode = (NodeRef)this.dbNodeService.getProperty(childRef, ContentModel.PROP_REFERENCE);
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if (this.dbNodeService.exists(referencedNode) == true)
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{
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// get the qualified name of the frozen child association and filter out unwanted names
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QName qName = (QName)this.dbNodeService.getProperty(childRef, PROP_QNAME_ASSOC_QNAME);
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if (qnamePattern.isMatch(qName) == true)
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{
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// Retrieve the isPrimary and nthSibling values of the forzen child association
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QName assocType = (QName)this.dbNodeService.getProperty(childRef, PROP_QNAME_ASSOC_TYPE_QNAME);
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boolean isPrimary = ((Boolean)this.dbNodeService.getProperty(childRef, PROP_QNAME_IS_PRIMARY)).booleanValue();
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int nthSibling = ((Integer)this.dbNodeService.getProperty(childRef, PROP_QNAME_NTH_SIBLING)).intValue();
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// Build a child assoc ref to add to the returned list
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ChildAssociationRef newChildAssocRef = new ChildAssociationRef(
|
|
assocType,
|
|
nodeRef,
|
|
qName,
|
|
referencedNode,
|
|
isPrimary,
|
|
nthSibling);
|
|
result.add(newChildAssocRef);
|
|
}
|
|
}
|
|
}
|
|
|
|
// sort the results so that the order appears to be exactly as it was originally
|
|
Collections.sort(result);
|
|
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public List<ChildAssociationRef> getChildAssocs(NodeRef nodeRef, Set<QName> childNodeTypes)
|
|
{
|
|
// This operation is not supported for a version store
|
|
throw new UnsupportedOperationException(MSG_UNSUPPORTED);
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public List<ChildAssociationRef> getChildrenByName(NodeRef nodeRef, QName assocTypeQName, Collection<String> childNames)
|
|
{
|
|
// This operation is not supported for a version store
|
|
throw new UnsupportedOperationException(MSG_UNSUPPORTED);
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public NodeRef getChildByName(NodeRef nodeRef, QName assocTypeQName, String childName)
|
|
{
|
|
// This operation is not supported for a version store
|
|
throw new UnsupportedOperationException(MSG_UNSUPPORTED);
|
|
}
|
|
|
|
/**
|
|
* Simulates the node begin attached ot the root node of the version store.
|
|
*/
|
|
public ChildAssociationRef getPrimaryParent(NodeRef nodeRef) throws InvalidNodeRefException
|
|
{
|
|
return new ChildAssociationRef(
|
|
ContentModel.ASSOC_CHILDREN,
|
|
dbNodeService.getRootNode(new StoreRef(StoreRef.PROTOCOL_WORKSPACE, STORE_ID)),
|
|
rootAssocName,
|
|
nodeRef);
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public AssociationRef createAssociation(NodeRef sourceRef, NodeRef targetRef, QName assocTypeQName)
|
|
throws InvalidNodeRefException, AssociationExistsException
|
|
{
|
|
// This operation is not supported for a version store
|
|
throw new UnsupportedOperationException(MSG_UNSUPPORTED);
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public void removeAssociation(NodeRef sourceRef, NodeRef targetRef, QName assocTypeQName)
|
|
{
|
|
// This operation is not supported for a version store
|
|
throw new UnsupportedOperationException(MSG_UNSUPPORTED);
|
|
}
|
|
|
|
/**
|
|
* Gets an association by ID.
|
|
*
|
|
* @param assocId
|
|
* the association id
|
|
* @return the association, or <code>null</code> if it does not exist
|
|
*/
|
|
public AssociationRef getAssoc(Long id)
|
|
{
|
|
return null;
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public List<AssociationRef> getTargetAssocs(NodeRef sourceRef, QNamePattern qnamePattern)
|
|
{
|
|
// Get the child assocs from the version store
|
|
List<ChildAssociationRef> childAssocRefs = this.dbNodeService.getChildAssocs(
|
|
VersionUtil.convertNodeRef(sourceRef),
|
|
RegexQNamePattern.MATCH_ALL, CHILD_QNAME_VERSIONED_ASSOCS);
|
|
List<AssociationRef> result = new ArrayList<AssociationRef>(childAssocRefs.size());
|
|
for (ChildAssociationRef childAssocRef : childAssocRefs)
|
|
{
|
|
// Get the assoc reference
|
|
NodeRef childRef = childAssocRef.getChildRef();
|
|
NodeRef referencedNode = (NodeRef)this.dbNodeService.getProperty(childRef, ContentModel.PROP_REFERENCE);
|
|
|
|
if (this.dbNodeService.exists(referencedNode) == true)
|
|
{
|
|
// get the qualified type name of the frozen child association and filter out unwanted names
|
|
QName qName = (QName)this.dbNodeService.getProperty(childRef, PROP_QNAME_ASSOC_TYPE_QNAME);
|
|
|
|
if (qnamePattern.isMatch(qName) == true)
|
|
{
|
|
AssociationRef newAssocRef = new AssociationRef(null, sourceRef, qName, referencedNode);
|
|
result.add(newAssocRef);
|
|
}
|
|
}
|
|
}
|
|
|
|
return result;
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public List<AssociationRef> getSourceAssocs(NodeRef sourceRef, QNamePattern qnamePattern)
|
|
{
|
|
// This operation is not supported for a version store
|
|
throw new UnsupportedOperationException(MSG_UNSUPPORTED);
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public Path getPath(NodeRef nodeRef) throws InvalidNodeRefException
|
|
{
|
|
ChildAssociationRef childAssocRef = getPrimaryParent(nodeRef);
|
|
Path path = new Path();
|
|
path.append(new Path.ChildAssocElement(childAssocRef));
|
|
return path;
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public List<Path> getPaths(NodeRef nodeRef, boolean primaryOnly) throws InvalidNodeRefException
|
|
{
|
|
List<Path> paths = new ArrayList<Path>(1);
|
|
paths.add(getPath(nodeRef));
|
|
return paths;
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public NodeRef getStoreArchiveNode(StoreRef storeRef)
|
|
{
|
|
throw new UnsupportedOperationException(MSG_UNSUPPORTED);
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public NodeRef restoreNode(NodeRef archivedNodeRef, NodeRef targetParentNodeRef, QName assocTypeQName, QName assocQName)
|
|
{
|
|
throw new UnsupportedOperationException(MSG_UNSUPPORTED);
|
|
}
|
|
|
|
/**
|
|
* @throws UnsupportedOperationException always
|
|
*/
|
|
public Collection<ChildAssociationRef> getChildAssocsWithoutParentAssocsOfType(NodeRef parent, QName assocTypeQName)
|
|
{
|
|
throw new UnsupportedOperationException(MSG_UNSUPPORTED);
|
|
}
|
|
}
|