/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.
*/
package org.apache.jena.reasoner.rulesys.impl;
import org.apache.jena.graph.* ;
import org.apache.jena.reasoner.TriplePattern ;
/**
* Variant of the normal TriplePattern object which can be updated in place
* to avoid store turn over. This is specific to the LP system.
*/
public class MutableTriplePattern extends TriplePattern {
/**
* Constructor.
*/
public MutableTriplePattern() {
super(null, null, null);
}
/**
* Set the subject,predicate, object components of the pattern.
*/
public void setPattern(Node subject, Node predicate, Node object) {
this.subject = subject;
this.predicate = predicate;
this.object = object;
}
}