/**
* Copyright (C) 2010-2014 Morgner UG (haftungsbeschränkt)
*
* This file is part of Structr <http://structr.org>.
*
* Structr is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* Structr 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Structr. If not, see <http://www.gnu.org/licenses/>.
*/
package org.structr.core.converter;
import org.structr.common.SecurityContext;
import org.structr.core.GraphObject;
import org.structr.core.entity.AbstractRelationship;
import org.structr.core.graph.NodeInterface;
/**
* Returns the "type" property of the end node when evaluated.
*
* @author Christian Morgner
*/
public class RelationshipEndNodeTypeConverter extends PropertyConverter<Object, String> {
public RelationshipEndNodeTypeConverter(SecurityContext securityContext, GraphObject entity) {
super(securityContext, entity);
}
@Override
public Object revert(String source) {
if (currentObject instanceof AbstractRelationship) {
AbstractRelationship rel = (AbstractRelationship) currentObject;
if (rel != null) {
NodeInterface endNode = rel.getTargetNode();
if (endNode != null) {
return endNode.getType();
}
}
}
return null;
}
@Override
public String convert(Object source) {
return source != null ? source.toString() : null;
}
}