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.el;
018
019/**
020 *
021 * <p>The implementation of the equals operator
022 * 
023 * @author Nathan Abramson - Art Technology Group
024 * @version $Change: 181177 $$DateTime: 2001/06/26 08:45:09 $$Author: bayard $
025 **/
026
027public class EqualsOperator
028  extends EqualityOperator
029{
030  //-------------------------------------
031  // Singleton
032  //-------------------------------------
033
034  public static final EqualsOperator SINGLETON =
035    new EqualsOperator ();
036
037  //-------------------------------------
038  /**
039   *
040   * Constructor
041   **/
042  public EqualsOperator ()
043  {
044  }
045
046  //-------------------------------------
047  // Expression methods
048  //-------------------------------------
049  /**
050   *
051   * Returns the symbol representing the operator
052   **/
053  public String getOperatorSymbol ()
054  {
055    return "==";
056  }
057
058  //-------------------------------------
059  /**
060   *
061   * Applies the operator given the fact that the two elements are
062   * equal.
063   **/
064  public boolean apply (boolean pAreEqual)
065  {
066    return pAreEqual;
067  }
068  
069  //-------------------------------------
070}