mirror of
				https://github.com/Alfresco/alfresco-community-repo.git
				synced 2025-10-29 15:21:53 +00:00 
			
		
		
		
	20682: SAIL-239 (SAIL-294) - optimise AVM removeLocks into single delete
              - also verified SQL syntax across MySQL, PostgreSQL, Oracle, MSSQL & DB2
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@20773 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
		
	
		
			
				
	
	
		
			109 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
			
		
		
	
	
			109 lines
		
	
	
		
			3.7 KiB
		
	
	
	
		
			Java
		
	
	
	
	
	
| /*
 | |
|  * Copyright (C) 2005-2010 Alfresco Software Limited.
 | |
|  *
 | |
|  * This file is part of Alfresco
 | |
|  *
 | |
|  * Alfresco is free software: you can redistribute it and/or modify
 | |
|  * it under the terms of the GNU Lesser General Public License as published by
 | |
|  * the Free Software Foundation, either version 3 of the License, or
 | |
|  * (at your option) any later version.
 | |
|  *
 | |
|  * Alfresco is distributed in the hope that it will be useful,
 | |
|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | |
|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 | |
|  * GNU Lesser General Public License for more details.
 | |
|  *
 | |
|  * You should have received a copy of the GNU Lesser General Public License
 | |
|  * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
 | |
|  */
 | |
| package org.alfresco.repo.domain.avm;
 | |
| 
 | |
| import java.io.Serializable;
 | |
| import java.util.Map;
 | |
| 
 | |
| import org.alfresco.error.AlfrescoRuntimeException;
 | |
| import org.alfresco.repo.avm.locking.AVMLockingServiceImpl;
 | |
| import org.alfresco.repo.domain.propval.PropertyValueDAO;
 | |
| import org.alfresco.util.Pair;
 | |
| import org.alfresco.wcm.util.WCMUtil;
 | |
| import org.apache.commons.logging.Log;
 | |
| import org.apache.commons.logging.LogFactory;
 | |
| 
 | |
| 
 | |
| /**
 | |
|  * Abstract implementation for AVMLock DAO.
 | |
|  *
 | |
|  * @author janv
 | |
|  * @since 3.4
 | |
|  */
 | |
| public abstract class AbstractAVMLockDAOImpl implements AVMLockDAO
 | |
| {
 | |
|     protected final Log logger = LogFactory.getLog(this.getClass());
 | |
|     
 | |
|     private PropertyValueDAO propertyValueDAO;
 | |
|     
 | |
|     public void setPropertyValueDAO(PropertyValueDAO propertyValueDAO)
 | |
|     {
 | |
|         this.propertyValueDAO = propertyValueDAO;
 | |
|     }
 | |
|     
 | |
|     /**
 | |
|      * Default constructor.
 | |
|      */
 | |
|     public AbstractAVMLockDAOImpl()
 | |
|     {
 | |
|     }
 | |
|     
 | |
|     /**
 | |
|      * {@inheritDoc}
 | |
|      */
 | |
|     public void removeLocks(String avmStore, String dirPathToMatch, final Map<String, String> lockDataToMatch)
 | |
|     {
 | |
|         Long avmLocksValueId = null;
 | |
|         Pair<Long, Serializable> valuePair = propertyValueDAO.getPropertyValue(AVMLockingServiceImpl.KEY_AVM_LOCKS);
 | |
|         if (valuePair == null)
 | |
|         {
 | |
|             // No such value, so no need to delete
 | |
|             return;
 | |
|         }
 | |
|         avmLocksValueId = valuePair.getFirst();
 | |
|         
 | |
|         Long avmStoreNameId = null;
 | |
|         valuePair = propertyValueDAO.getPropertyValue(avmStore);
 | |
|         if (valuePair == null)
 | |
|         {
 | |
|             // No such value, so no need to delete
 | |
|             return;
 | |
|         }
 | |
|         avmStoreNameId = valuePair.getFirst();
 | |
|         
 | |
|         String lockDataStoreKey = null;
 | |
|         String lockDataStoreValue = null;
 | |
|         
 | |
|         if ((lockDataToMatch != null) && (lockDataToMatch.size() > 0))
 | |
|         {
 | |
|             lockDataStoreKey = WCMUtil.LOCK_KEY_STORE_NAME;
 | |
|             
 | |
|             if ((lockDataToMatch.size() != 1) || (! lockDataToMatch.containsKey(lockDataStoreKey)))
 | |
|             {
 | |
|                 throw new AlfrescoRuntimeException("Expected lockData to contain either no entries or only one entry with key: "+lockDataStoreKey);
 | |
|             }
 | |
|             
 | |
|             lockDataStoreValue = lockDataToMatch.get(lockDataStoreKey);
 | |
|         }
 | |
|         
 | |
|         int deleted = deletePropertyUniqueContexts(avmLocksValueId, avmStoreNameId, dirPathToMatch, lockDataStoreKey, lockDataStoreValue);
 | |
|         
 | |
|         // Done
 | |
|         if (logger.isDebugEnabled())
 | |
|         {
 | |
|             logger.debug(
 | |
|                     "Deleted " + deleted + " unique property contexts: \n" +
 | |
|                     "   dirPathToMatch:  " + dirPathToMatch + "\n" +
 | |
|                     "   lockDataToMatch: " + lockDataToMatch);
 | |
|         }
 | |
|     }
 | |
|     
 | |
|     protected abstract int deletePropertyUniqueContexts(Long avmLocksValueId, Long avmStoreNameId, String dirPathToMatch, String lockDataStoreKey, String lockDataStoreValue);
 | |
| }
 |