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https://github.com/Alfresco/alfresco-community-repo.git
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Merged DEV/CHECK_EXISTS to HEAD
svn merge svn://www.alfresco.org:3691/alfresco/BRANCHES/DEV/CHECK_EXISTS@3442 svn://www.alfresco.org:3691/alfresco/BRANCHES/DEV/CHECK_EXISTS@3590 . TODO: Fix bug raising incorrect exception during UI paste of same-named file Note: - Added a new method to NodeService to get child by name - Added a new method to FileFolderService to perform fast, direct lookups based on name git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@3591 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
This commit is contained in:
Derek Hulley
@@ -0,0 +1,64 @@
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/*
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* Copyright (C) 2005 Alfresco, Inc.
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*
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* Licensed under the Mozilla Public License version 1.1
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* with a permitted attribution clause. You may obtain a
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* copy of the License at
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*
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* http://www.alfresco.org/legal/license.txt
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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* either express or implied. See the License for the specific
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* language governing permissions and limitations under the
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* License.
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*/
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package org.alfresco.repo.admin.patch.impl;
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import org.alfresco.repo.admin.patch.AbstractPatch;
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import org.alfresco.service.cmr.admin.PatchException;
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/**
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* This patch ensures that an upgrade script has been executed. Upgrade scripts
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* should create an entry for the patch with the required ID and execution status
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* so that the code in this class is never called. If called, an exception message
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* is always generated.
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*
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* @author Derek Hulley
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*/
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public class SchemaUpgradeScriptPatch extends AbstractPatch
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{
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private static final String MSG_NOT_EXECUTED = "patch.schemaUpgradeScript.err.not_executed";
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private String scriptName;
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public SchemaUpgradeScriptPatch()
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{
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}
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/**
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* Set the name of the upgrade script to execute.
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*
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* @param scriptName the script filename
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*/
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public void setScriptName(String scriptName)
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{
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this.scriptName = scriptName;
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}
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protected void checkProperties()
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{
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super.checkProperties();
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checkPropertyNotNull(scriptName, "scriptName");
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}
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/**
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* @see #MSG_NOT_EXECUTED
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*/
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@Override
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protected String applyInternal() throws Exception
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{
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throw new PatchException(MSG_NOT_EXECUTED, scriptName);
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}
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}
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@@ -0,0 +1,268 @@
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/*
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* Copyright (C) 2005 Alfresco, Inc.
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*
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* Licensed under the Mozilla Public License version 1.1
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* with a permitted attribution clause. You may obtain a
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* copy of the License at
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*
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* http://www.alfresco.org/legal/license.txt
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*
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* Unless required by applicable law or agreed to in writing,
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* software distributed under the License is distributed on an
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* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
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* either express or implied. See the License for the specific
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* language governing permissions and limitations under the
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* License.
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*/
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package org.alfresco.repo.admin.patch.impl;
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import java.io.File;
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import java.io.IOException;
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import java.io.RandomAccessFile;
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import java.nio.ByteBuffer;
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import java.nio.channels.FileChannel;
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import java.util.Date;
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import java.util.List;
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import org.alfresco.i18n.I18NUtil;
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import org.alfresco.model.ContentModel;
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import org.alfresco.repo.admin.patch.AbstractPatch;
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import org.alfresco.repo.domain.ChildAssoc;
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import org.alfresco.repo.domain.Node;
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import org.alfresco.repo.node.db.NodeDaoService;
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import org.alfresco.service.cmr.dictionary.AssociationDefinition;
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import org.alfresco.service.cmr.dictionary.ChildAssociationDefinition;
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import org.alfresco.service.cmr.dictionary.DictionaryService;
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import org.alfresco.service.cmr.repository.DuplicateChildNodeNameException;
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import org.alfresco.service.cmr.repository.NodeRef;
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import org.alfresco.service.cmr.repository.Path;
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import org.alfresco.service.namespace.QName;
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import org.hibernate.Query;
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import org.hibernate.Session;
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import org.hibernate.SessionFactory;
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import org.springframework.orm.hibernate3.HibernateCallback;
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import org.springframework.orm.hibernate3.support.HibernateDaoSupport;
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/**
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* Checks that all child node names are unique for the associations that require it.
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*
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* @author Derek Hulley
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*/
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public class UniqueChildNamePatch extends AbstractPatch
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{
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private static final String MSG_SUCCESS = "patch.uniqueChildName.result";
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private static final String MSG_COPY_OF = "patch.uniqueChildName.copyOf";
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/** the number of associations to process at a time */
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private static final int MAX_RESULTS = 1000;
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private SessionFactory sessionFactory;
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private DictionaryService dictionaryService;
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private NodeDaoService nodeDaoService;
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public UniqueChildNamePatch()
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{
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}
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public void setSessionFactory(SessionFactory sessionFactory)
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{
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this.sessionFactory = sessionFactory;
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}
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/**
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* @param dictionaryService The service used to sort out the associations
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* that require duplicate checks
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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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/**
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* @param nodeDaoService The service that generates the CRC values
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*/
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public void setNodeDaoService(NodeDaoService nodeDaoService)
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{
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this.nodeDaoService = nodeDaoService;
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}
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@Override
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protected void checkProperties()
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{
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super.checkProperties();
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checkPropertyNotNull(sessionFactory, "sessionFactory");
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checkPropertyNotNull(dictionaryService, "dictionaryService");
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checkPropertyNotNull(nodeDaoService, "nodeDaoService");
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}
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@Override
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protected String applyInternal() throws Exception
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{
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// initialise the helper
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HibernateHelper helper = new HibernateHelper();
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helper.setSessionFactory(sessionFactory);
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String msg = helper.assignCrc();
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// done
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return msg;
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}
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private class HibernateHelper extends HibernateDaoSupport
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{
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private File logFile;
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private FileChannel channel;
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private HibernateHelper() throws IOException
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{
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logFile = new File("./UniqueChildNamePatch.log");
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// open the file for appending
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RandomAccessFile outputFile = new RandomAccessFile(logFile, "rw");
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channel = outputFile.getChannel();
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// move to the end of the file
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channel.position(channel.size());
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// add a newline and it's ready
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writeLine("").writeLine("");
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writeLine("UniqueChildNamePatch executing on " + new Date());
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}
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private HibernateHelper write(Object obj) throws IOException
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{
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channel.write(ByteBuffer.wrap(obj.toString().getBytes()));
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return this;
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}
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private HibernateHelper writeLine(Object obj) throws IOException
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{
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write(obj);
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write("\n");
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return this;
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}
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public String assignCrc() throws Exception
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{
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// get the association types to check
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@SuppressWarnings("unused")
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List<QName> assocTypeQNames = getUsedAssocQNames();
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int fixed = 0;
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int processed = 0;
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// check loop through all associations, looking for duplicates
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for (QName assocTypeQName : assocTypeQNames)
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{
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AssociationDefinition assocDef = dictionaryService.getAssociation(assocTypeQName);
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if (!(assocDef instanceof ChildAssociationDefinition))
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{
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String msg = "WARNING: Non-child association used to link a child node: " + assocTypeQName;
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writeLine(msg);
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logger.warn(msg);
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continue;
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}
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ChildAssociationDefinition childAssocDef = (ChildAssociationDefinition) assocDef;
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if (childAssocDef.getDuplicateChildNamesAllowed())
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{
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continue;
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}
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write("Checking for name duplicates on association type ").writeLine(assocTypeQName);
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// get all child associations until there are no more results
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long lastAssocId = Long.MIN_VALUE;
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int lastResultCount = 1;
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while(lastResultCount > 0)
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{
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writeLine(String.format("...Processed %7d associations with %3d duplicates found...", processed, fixed));
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List<Object[]> results = getAssociations(assocTypeQName, lastAssocId) ;
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lastResultCount = results.size();
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for (Object[] objects : results)
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{
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ChildAssoc childAssoc = (ChildAssoc) objects[0];
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Node childNode = (Node) objects[1];
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NodeRef childNodeRef = childNode.getNodeRef();
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// get the current name
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String childName = (String) nodeService.getProperty(childNodeRef, ContentModel.PROP_NAME);
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lastAssocId = childAssoc.getId();
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String usedChildName = childName;
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processed++;
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boolean duplicate = false;
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while(true)
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{
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try
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{
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// push the name back to the node
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nodeService.setProperty(childNodeRef, ContentModel.PROP_NAME, usedChildName);
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break; // no issues - no duplicate
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}
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catch (DuplicateChildNodeNameException e)
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{
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// there was a duplicate, so adjust the name and change the node property
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duplicate = true;
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// assign a new name
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usedChildName = childName + I18NUtil.getMessage(MSG_COPY_OF, processed);
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// try again
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}
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}
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// if duplicated, report it
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if (duplicate)
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{
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fixed++;
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// get the node path
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NodeRef parentNodeRef = childAssoc.getParent().getNodeRef();
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Path path = nodeService.getPath(parentNodeRef);
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writeLine(" Changed duplicated child name:");
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writeLine(" Parent: " + parentNodeRef);
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writeLine(" Parent path: " + path);
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writeLine(" Duplicate name: " + childName);
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writeLine(" Replaced with: " + usedChildName);
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}
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}
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}
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}
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// build the result message
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String msg = I18NUtil.getMessage(MSG_SUCCESS, processed, fixed, logFile);
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return msg;
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}
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@SuppressWarnings("unchecked")
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private List<QName> getUsedAssocQNames()
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{
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HibernateCallback callback = new HibernateCallback()
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{
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public Object doInHibernate(Session session)
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{
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Query query = session
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.createQuery(
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"select distinct assoc.typeQName " +
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"from org.alfresco.repo.domain.hibernate.ChildAssocImpl as assoc");
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return query.list();
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}
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};
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List<QName> results = (List<QName>) getHibernateTemplate().execute(callback);
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return results;
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}
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/**
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* @return Returns a list of <tt>ChildAssoc</tt> and <tt>String</tt> instances
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*/
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@SuppressWarnings("unchecked")
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private List<Object[]> getAssociations(final QName assocTypeQName, final long lastAssocId)
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{
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HibernateCallback callback = new HibernateCallback()
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{
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public Object doInHibernate(Session session)
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{
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Query query = session
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.getNamedQuery("node.patch.GetAssocsAndChildNames")
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.setLong("lastAssocId", lastAssocId)
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.setParameter("assocTypeQName", assocTypeQName)
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.setMaxResults(MAX_RESULTS);
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return query.list();
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}
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};
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List<Object[]> results = (List<Object[]>) getHibernateTemplate().execute(callback);
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return results;
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}
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}
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}
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