/*
* 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.xcmis.search.lucene.index;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
/**
* Created by The eXo Platform SAS. <br/>
* Date:
*
* @author <a href="karpenko.sergiy@gmail.com">Karpenko Sergiy</a>
* @version $Id: CompositeTransactionLog.java 2 2010-02-04 17:21:49Z andrew00x $
*/
public class CompositeTransactionLog implements TransactionLog
{
/**
* TransactionLog list.
*/
private final List<TransactionLog> logs;
/**
* Constructor.
*
* @param logs - collection of Transaction Logs.
* @throws TransactionLogException
*/
public CompositeTransactionLog(final Collection<TransactionLog> logs) throws TransactionLogException
{
this.logs = new ArrayList<TransactionLog>();
this.logs.addAll(logs);
}
/**
* {@inheritDoc}
*
* @throws TransactionLogException
*/
public Set<String> getAddedList() throws TransactionLogException
{
final Set<String> added = new HashSet<String>();
for (final TransactionLog log : this.logs)
{
added.addAll(log.getAddedList());
}
return added;
}
/**
* {@inheritDoc}
*
* @throws TransactionLogException
*/
public Set<String> getRemovedList() throws TransactionLogException
{
final Set<String> removed = new HashSet<String>();
for (final TransactionLog log : this.logs)
{
removed.addAll(log.getRemovedList());
}
return removed;
}
/**
* {@inheritDoc}
*/
public void load() throws TransactionLogException
{
for (final TransactionLog log : this.logs)
{
log.load();
}
}
/**
* {@inheritDoc}
*/
public void log() throws TransactionLogException
{
throw new UnsupportedOperationException("CompositeTransactionLog do not support log() method.");
}
/**
* {@inheritDoc}
*/
public void removeLog() throws TransactionLogException
{
for (final TransactionLog log : this.logs)
{
log.removeLog();
}
}
}