org.topbraid.spin.arq.functions.WalkObjectsFunction Maven / Gradle / Ivy
/*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
* See the NOTICE file distributed with this work for additional
* information regarding copyright ownership.
*/
package org.topbraid.spin.arq.functions;
import org.apache.jena.graph.Graph;
import org.apache.jena.graph.Node;
import org.apache.jena.graph.Triple;
import org.apache.jena.util.iterator.ExtendedIterator;
/**
* The implementation of sh:walkObjects (and spif:walkObjects).
*
* @author Holger Knublauch
*/
public class WalkObjectsFunction extends AbstractWalkFunction {
@Override
protected ExtendedIterator createIterator(Graph graph, Node node, Node predicate) {
return graph.find(node, predicate, null);
}
@Override
protected Node getNext(Triple triple) {
return triple.getObject();
}
}