/*
* 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 org.apache.lucene.document.Document;
import org.xcmis.spi.utils.Logger;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
/**
* Created by The eXo Platform SAS.
*
* @author <a href="mailto:Sergey.Kabashnyuk@gmail.com">Sergey Kabashnyuk</a>
* @version $Id: LuceneIndexTransaction.java 2 2010-02-04 17:21:49Z andrew00x $
*/
public class LuceneIndexTransaction implements IndexTransaction<Document>
{
/**
* Map of documents what should be added to index.
*/
private final Map<String, Document> addedDocuments;
/**
* Set of identifiers of documents what should be removed from index.
*/
private final Set<String> deletedDocuments;
/**
* Class logger.
*/
private final Logger log = Logger.getLogger(LuceneIndexTransaction.class);
/**
* @param addedDocuments
* @param deletedDocuments
*/
public LuceneIndexTransaction(final Map<String, Document> addedDocuments, final Set<String> deletedDocuments)
{
super();
this.addedDocuments = addedDocuments;
this.deletedDocuments = deletedDocuments;
}
/**
* {@inheritDoc}
*/
public IndexTransaction<Document> apply(final IndexTransactionModificationReport report)
{
final HashMap<String, Document> newAddedDocuments = new HashMap<String, Document>();
final HashSet<String> newRemovedDocuments = new HashSet<String>();
newAddedDocuments.putAll(this.getAddedDocuments());
newRemovedDocuments.addAll(this.getRemovedDocuments());
for (final String addedUuid : report.getAddedDocuments())
{
newAddedDocuments.remove(addedUuid);
}
for (final String removedUuid : report.getRemovedDocuments())
{
newRemovedDocuments.remove(removedUuid);
}
return new LuceneIndexTransaction(newAddedDocuments, newRemovedDocuments);
}
/**
* {@inheritDoc}
*/
public Map<String, Document> getAddedDocuments()
{
return this.addedDocuments;
}
/**
* {@inheritDoc}
*/
public long getAddedDocumentSizeInBytes()
{
throw new UnsupportedOperationException();
}
/**
* {@inheritDoc}
*/
public Set<String> getRemovedDocuments()
{
return this.deletedDocuments;
}
public boolean hasAddedDocuments()
{
return this.addedDocuments.size() > 0;
}
public boolean hasModifacationsDocuments()
{
return this.deletedDocuments.size() > 0;
}
}