/*
* 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.commons.utils;
import java.io.Serializable;
/**
* @author <a href="mailto:julien.viet@exoplatform.com">Julien Viet</a>
* @version $Revision$
*/
public class EmptySerializablePageList<E> extends AbstractSerializablePageList<E> implements Serializable {
/** . */
private static final EmptySerializablePageList instance = new EmptySerializablePageList();
/** . */
private final transient ListAccess<E> listAccess = new ListAccess<E>() {
public E[] load(int index, int length) throws Exception {
throw new UnsupportedOperationException("Should not be called");
}
public int getSize() throws Exception {
return 0;
}
};
public EmptySerializablePageList() {
super(10);
}
@Override
protected ListAccess<E> connect() throws Exception {
return listAccess;
}
public static <E> PageList<E> get() {
// Cast OK
return (PageList<E>) instance;
}
private Object readResolve() {
return instance;
}
}