001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.jxpath.ri.compiler;
018
019/**
020 * Implementation of {@link Expression} for the operation "<=".
021 *
022 * @author Dmitri Plotnikov
023 * @version $Revision: 652845 $ $Date: 2008-05-02 19:46:46 +0200 (Fr, 02 Mai 2008) $
024 */
025public class CoreOperationLessThanOrEqual extends
026        CoreOperationRelationalExpression {
027
028    /**
029     * Create a new CoreOperationLessThanOrEqual.
030     * @param arg1 left Expression
031     * @param arg2 right Expression
032     */
033    public CoreOperationLessThanOrEqual(Expression arg1, Expression arg2) {
034        super(new Expression[] { arg1, arg2 });
035    }
036
037    protected boolean evaluateCompare(int compare) {
038        return compare <= 0;
039    }
040
041    public String getSymbol() {
042        return "<=";
043    }
044}