001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements. See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership. The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the  "License");
007     * you may not use this file except in compliance with the License.
008     * You may obtain a copy of the License at
009     *
010     *     http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing, software
013     * distributed under the License is distributed on an "AS IS" BASIS,
014     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015     * See the License for the specific language governing permissions and
016     * limitations under the License.
017     */
018    /*
019     * $Id: Gt.java 468655 2006-10-28 07:12:06Z minchau $
020     */
021    package org.apache.xpath.operations;
022    
023    import org.apache.xpath.objects.XBoolean;
024    import org.apache.xpath.objects.XObject;
025    
026    /**
027     * The '>' operation expression executer.
028     */
029    public class Gt extends Operation
030    {
031        static final long serialVersionUID = 8927078751014375950L;
032    
033      /**
034       * Apply the operation to two operands, and return the result.
035       *
036       *
037       * @param left non-null reference to the evaluated left operand.
038       * @param right non-null reference to the evaluated right operand.
039       *
040       * @return non-null reference to the XObject that represents the result of the operation.
041       *
042       * @throws javax.xml.transform.TransformerException
043       */
044      public XObject operate(XObject left, XObject right)
045              throws javax.xml.transform.TransformerException
046      {
047        return left.greaterThan(right) ? XBoolean.S_TRUE : XBoolean.S_FALSE;
048      }
049    }