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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    *
9    *     http://www.apache.org/licenses/LICENSE-2.0
10   *
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  package org.apache.commons.jxpath.ri.compiler;
18  
19  /**
20   * Implementation of {@link Expression} for the operation "<".
21   *
22   * @author Dmitri Plotnikov
23   * @version $Revision: 652845 $ $Date: 2008-05-02 19:46:46 +0200 (Fr, 02 Mai 2008) $
24   */
25  public class CoreOperationLessThan extends CoreOperationRelationalExpression {
26  
27      /**
28       * Create a new CoreOperationLessThan.
29       * @param arg1 left Expression
30       * @param arg2 right Expression
31       */
32      public CoreOperationLessThan(Expression arg1, Expression arg2) {
33          super(new Expression[] { arg1, arg2 });
34      }
35  
36      protected boolean evaluateCompare(int compare) {
37          return compare < 0;
38      }
39  
40      public String getSymbol() {
41          return "<";
42      }
43  }