1/*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the  "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 *     http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18/*
19 * $Id: Lte.java 468655 2006-10-28 07:12:06Z minchau $
20 */
21package org.apache.xpath.operations;
22
23import org.apache.xpath.objects.XBoolean;
24import org.apache.xpath.objects.XObject;
25
26/**
27 * The '<=' operation expression executer.
28 */
29public class Lte extends Operation
30{
31    static final long serialVersionUID = 6945650810527140228L;
32
33  /**
34   * Apply the operation to two operands, and return the result.
35   *
36   *
37   * @param left non-null reference to the evaluated left operand.
38   * @param right non-null reference to the evaluated right operand.
39   *
40   * @return non-null reference to the XObject that represents the result of the operation.
41   *
42   * @throws javax.xml.transform.TransformerException
43   */
44  public XObject operate(XObject left, XObject right)
45          throws javax.xml.transform.TransformerException
46  {
47    return left.lessThanOrEqual(right) ? XBoolean.S_TRUE : XBoolean.S_FALSE;
48  }
49}
50