/*
* Copyright (C) 2009 eXo Platform SAS.
*
* This 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 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.services.jcr.impl.core.query.ispn;
import org.exoplatform.container.configuration.ConfigurationManager;
import org.exoplatform.services.jcr.config.QueryHandlerEntry;
import org.exoplatform.services.jcr.config.RepositoryConfigurationException;
import org.exoplatform.services.jcr.impl.core.query.ChangesFilterListsWrapper;
import org.exoplatform.services.jcr.impl.core.query.IndexerChangesFilter;
import org.exoplatform.services.jcr.impl.core.query.IndexerIoModeHandler;
import org.exoplatform.services.jcr.impl.core.query.IndexingTree;
import org.exoplatform.services.jcr.impl.core.query.QueryHandler;
import org.exoplatform.services.jcr.impl.core.query.SearchManager;
import org.exoplatform.services.jcr.impl.core.query.lucene.IndexInfos;
import org.exoplatform.services.jcr.infinispan.ISPNCacheFactory;
import org.exoplatform.services.jcr.infinispan.PrivilegedISPNCacheHelper;
import org.exoplatform.services.jcr.util.IdGenerator;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.infinispan.Cache;
import org.infinispan.context.Flag;
import org.infinispan.loaders.CacheLoaderManager;
import java.io.IOException;
import java.io.Serializable;
import javax.jcr.RepositoryException;
/**
* Created by The eXo Platform SAS.
*
* Date: 23.02.2011
*
* @author <a href="mailto:anatoliy.bazko@exoplatform.com.ua">Anatoliy Bazko</a>
* @version $Id: ISPNIndexChangesFilter.java 34360 2010-11-11 11:11:11Z tolusha $
*/
public class ISPNIndexChangesFilter extends IndexerChangesFilter
{
/**
* Logger instance for this class.
*/
private static final Log LOG = ExoLogger.getLogger("exo.jcr.component.core.ISPNIndexChangesFilter");//NOSONAR
public static final String PARAM_INFINISPAN_CACHESTORE_CLASS = "infinispan-cachestore-classname";
/**
* ISPN cache.
*/
private final Cache<Serializable, Object> cache;
/**
* Unique workspace identifier.
*/
private final String wsId;
// RSYNC SERVER CONFIGURATION
public static final String PARAM_RSYNC_ENTRY_NAME = "rsync-entry-name";
public static final String PARAM_RSYNC_ENTRY_PATH = "rsync-entry-path";
public static final String PARAM_RSYNC_PORT = "rsync-port";
public static final int PARAM_RSYNC_PORT_DEFAULT = 873;
public static final String PARAM_RSYNC_USER = "rsync-user";
public static final String PARAM_RSYNC_PASSWORD = "rsync-password";
/**
* ISPNIndexChangesFilter constructor.
*/
public ISPNIndexChangesFilter(SearchManager searchManager, SearchManager parentSearchManager,
QueryHandlerEntry config, IndexingTree indexingTree, IndexingTree parentIndexingTree, QueryHandler handler,
QueryHandler parentHandler, ConfigurationManager cfm) throws IOException, RepositoryException,
RepositoryConfigurationException
{
super(searchManager, parentSearchManager, config, indexingTree, parentIndexingTree, handler, parentHandler, cfm);
this.wsId = searchManager.getWsId();
ISPNCacheFactory<Serializable, Object> factory = new ISPNCacheFactory<Serializable, Object>(cfm);
config.putParameterValue(PARAM_INFINISPAN_CACHESTORE_CLASS, IndexerCacheStore.class.getName());
this.cache = factory.createCache("Indexer_" + searchManager.getWsId(), config);
PrivilegedISPNCacheHelper.start(this.cache);
CacheLoaderManager cacheLoaderManager =
cache.getAdvancedCache().getComponentRegistry().getComponent(CacheLoaderManager.class);
IndexerCacheStore cacheStore = (IndexerCacheStore)cacheLoaderManager.getCacheLoader();
cacheStore.register(searchManager, parentSearchManager, handler, parentHandler);
IndexerIoModeHandler modeHandler = cacheStore.getModeHandler();
handler.setIndexerIoModeHandler(modeHandler);
parentHandler.setIndexerIoModeHandler(modeHandler);
if (!parentHandler.isInitialized())
{
parentHandler.setIndexInfos(createIndexInfos(true, modeHandler, config, parentHandler));
parentHandler.setIndexUpdateMonitor(new ISPNIndexUpdateMonitor(searchManager.getWsId(), cache, true,
modeHandler));
parentHandler.init();
}
if (!handler.isInitialized())
{
handler.setIndexInfos(createIndexInfos(false, modeHandler, config, handler));
handler.setIndexUpdateMonitor(new ISPNIndexUpdateMonitor(searchManager.getWsId(), cache, false, modeHandler));
handler.init();
}
}
/**
* Factory method for creating corresponding IndexInfos class. RSyncIndexInfos created if RSync configured
* and ISPNIndexInfos otherwise
*
* @param system
* @param modeHandler
* @param config
* @param handler
* @return
* @throws RepositoryConfigurationException
*/
private IndexInfos createIndexInfos(Boolean system, IndexerIoModeHandler modeHandler, QueryHandlerEntry config,
QueryHandler handler) throws RepositoryConfigurationException
{
// read RSYNC configuration
String rsyncEntryName = config.getParameterValue(PARAM_RSYNC_ENTRY_NAME, null);
String rsyncEntryPath = config.getParameterValue(PARAM_RSYNC_ENTRY_PATH, null);
String rsyncUserName = config.getParameterValue(PARAM_RSYNC_USER, null);
String rsyncPassword = config.getParameterValue(PARAM_RSYNC_PASSWORD, null);
int rsyncPort = config.getParameterInteger(PARAM_RSYNC_PORT, PARAM_RSYNC_PORT_DEFAULT);
// rsync configured
if (rsyncEntryName != null)
{
return new RsyncIndexInfos(wsId, cache, system, modeHandler, handler.getContext()
.getIndexDirectory(), rsyncPort, rsyncEntryName, rsyncEntryPath, rsyncUserName, rsyncPassword);
}
else
{
return new ISPNIndexInfos(wsId, cache, true, modeHandler);
}
}
protected Log getLogger()
{
return LOG;
}
protected void doUpdateIndex(ChangesFilterListsWrapper changes)
{
ChangesKey changesKey = new ChangesKey(wsId, IdGenerator.generate());
try
{
cache.getAdvancedCache().withFlags(Flag.IGNORE_RETURN_VALUES).put(changesKey, changes);
}
finally
{
// Purge the cache to prevent memory leak
cache.getAdvancedCache()
.withFlags(Flag.CACHE_MODE_LOCAL, Flag.IGNORE_RETURN_VALUES)
.remove(changesKey);
}
}
/**
* @see org.exoplatform.services.jcr.impl.core.query.IndexerChangesFilter#isShared()
*/
public boolean isShared()
{
return true;
}
/**
* {@inheritDoc}
*/
public void close()
{
PrivilegedISPNCacheHelper.stop(cache);
ISPNCacheFactory.releaseUniqueInstance(cache.getCacheManager());
}
}