/*
NeoDatis ODB : Native Object Database (odb.info@neodatis.org)
Copyright (C) 2007 NeoDatis Inc. http://www.neodatis.org

"This file is part of the NeoDatis ODB open source object database".

NeoDatis ODB 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.

NeoDatis ODB 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 library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
*/
package org.neodatis.odb.core.layers.layer2.meta;

import org.neodatis.odb.OID;



/** To specify that an object has been mark as deleted
 * 
 * @author olivier s
 *
 */
public class NonNativeDeletedObjectInfo  extends NonNativeObjectInfo{
	private OID oid;
	public NonNativeDeletedObjectInfo(long position, OID oid) {
		super(null,null);
		this.position = position;
		this.oid = oid;
	}
	
	public String toString() {
		return "deleted";
	}
	public OID getOid(){
		return oid;
	}
    public boolean hasChanged(AbstractObjectInfo aoi) {
        return aoi.getClass()!=NonNativeDeletedObjectInfo.class;
    }
    public Object getObject() {
        return null;
    }
	public boolean isDeletedObject() {
		return true;
	}

	/** A deleted non native object is considered to be null!*/
	public boolean isNull() {
		return true;
	}
    
	
	
}