1 /*
2  * reserved comment block
3  * DO NOT REMOVE OR ALTER!
4  */
5 /*
6  * Copyright 1999-2004 The Apache Software Foundation.
7  *
8  * Licensed under the Apache License, Version 2.0 (the "License");
9  * you may not use this file except in compliance with the License.
10  * You may obtain a copy of the License at
11  *
12  *     http://www.apache.org/licenses/LICENSE-2.0
13  *
14  * Unless required by applicable law or agreed to in writing, software
15  * distributed under the License is distributed on an "AS IS" BASIS,
16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
17  * See the License for the specific language governing permissions and
18  * limitations under the License.
19  */
20 /*
21  * $Id: FuncFloor.java,v 1.2.4.1 2005/09/14 20:18:42 jeffsuttor Exp $
22  */
23 package com.sun.org.apache.xpath.internal.functions;
24 
25 import com.sun.org.apache.xpath.internal.XPathContext;
26 import com.sun.org.apache.xpath.internal.objects.XNumber;
27 import com.sun.org.apache.xpath.internal.objects.XObject;
28 
29 /**
30  * Execute the Floor() function.
31  * @xsl.usage advanced
32  */
33 public class FuncFloor extends FunctionOneArg
34 {
35     static final long serialVersionUID = 2326752233236309265L;
36 
37   /**
38    * Execute the function.  The function must return
39    * a valid object.
40    * @param xctxt The current execution context.
41    * @return A valid XObject.
42    *
43    * @throws javax.xml.transform.TransformerException
44    */
execute(XPathContext xctxt)45   public XObject execute(XPathContext xctxt) throws javax.xml.transform.TransformerException
46   {
47     return new XNumber(java.lang.Math.floor(m_arg0.execute(xctxt).num()));
48   }
49 }
50