/*
* 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.dataflow.serialization;
import org.exoplatform.services.jcr.access.AccessControlEntry;
import org.exoplatform.services.jcr.access.AccessControlList;
import org.exoplatform.services.jcr.dataflow.serialization.ObjectReader;
import org.exoplatform.services.jcr.dataflow.serialization.SerializationConstants;
import org.exoplatform.services.jcr.dataflow.serialization.UnknownClassIdException;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
/**
* Created by The eXo Platform SAS. <br>Date:
*
* @author <a href="karpenko.sergiy@gmail.com">Karpenko Sergiy</a>
* @version $Id: ACLReader.java 111 2008-11-11 11:11:11Z serg $
*/
public class ACLReader
{
/**
* Read and set AccessControlList data.
*
* @param in ObjectReader.
* @return AccessControlList object.
* @throws UnknownClassIdException If read Class ID is not expected or do not
* exist.
* @throws IOException If an I/O error has occurred.
*/
public AccessControlList read(ObjectReader in) throws UnknownClassIdException, IOException
{
// read id
int key;
if ((key = in.readInt()) != SerializationConstants.ACCESS_CONTROL_LIST)
{
throw new UnknownClassIdException("There is unexpected class [" + key + "]");
}
// reading owner
String owner;
if (in.readByte() == SerializationConstants.NOT_NULL_DATA)
{
owner = in.readString();
}
else
{
owner = null;
}
List<AccessControlEntry> accessList = new ArrayList<AccessControlEntry>();
// reading access control entrys size
int listSize = in.readInt();
for (int i = 0; i < listSize; i++)
{
// reading access control entrys identity
String ident = in.readString();
// reading permission
String perm = in.readString();
accessList.add(new AccessControlEntry(ident, perm));
}
return new AccessControlList(owner, accessList);
}
}