FuncFloor.java revision 9f8118474e9513f7a5b7d2a05e4a0fb15d1a6569 
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: FuncFloor.java 468655 2006-10-28 07:12:06Z minchau $
20 */
21package org.apache.xpath.functions;
22
23import org.apache.xpath.XPathContext;
24import org.apache.xpath.objects.XNumber;
25import org.apache.xpath.objects.XObject;
26
27/**
28 * Execute the Floor() function.
29 * @xsl.usage advanced
30 */
31public class FuncFloor extends FunctionOneArg
32{
33    static final long serialVersionUID = 2326752233236309265L;
34
35  /**
36   * Execute the function.  The function must return
37   * a valid object.
38   * @param xctxt The current execution context.
39   * @return A valid XObject.
40   *
41   * @throws javax.xml.transform.TransformerException
42   */
43  public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException
44  {
45    return new XNumber(java.lang.Math.floor(m_arg0.execute(xctxt).num()));
46  }
47}
48