P_Path2.java

/*
 * 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.sparql.path;

import org.apache.jena.sparql.util.NodeIsomorphismMap ;

public abstract class P_Path2 extends PathBase
{
    private Path path1 ;
    private Path path2 ;
    
    protected P_Path2(Path p1, Path p2)
    {
        this.path1 = p1 ;
        this.path2 = p2 ;
    }

    public Path getLeft()
    {
        return path1 ;
    }

    public Path getRight()
    {
        return path2 ;
    }

    public abstract int hashSeed() ;
    
    @Override
    final public int hashCode() 
    {
        return hashSeed() ^ path1.hashCode() ^ path2.hashCode() ;
    }

    protected final boolean equalsIso(P_Path2 other, NodeIsomorphismMap isoMap)
    {
        return getLeft().equalTo(other.getLeft(), isoMap) && getRight().equalTo(other.getRight(), isoMap) ;
    }

}