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Java > Open Source Codes > org > apache > taglibs > datetime > CurrentTimeTag


1 /*
2  * Copyright 1999,2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 package org.apache.taglibs.datetime;
18
19 import java.util.*;
20 import javax.servlet.*;
21 import javax.servlet.http.*;
22 import javax.servlet.jsp.*;
23 import javax.servlet.jsp.tagext.*;
24
25 /**
26  * JSP Tag <b>currentTime</b>, used to get the current time in
27  * milliseconds since Jan 1, 1970 GMT.
28  * <p>
29  * JSP Tag Lib Descriptor
30  * <p><pre>
31  * &lt;name&gt;currentTime&lt;/name&gt;
32  * &lt;tagclass&gt;org.apache.taglibs.datetime.CurrentTimeTag&lt;/tagclass&gt;
33  * &lt;bodycontent&gt;empty&lt;/bodycontent&gt;
34  * &lt;info&gt;Gets the current time in milliseconds since Jan 1, 1970 GMT.&lt;/info&gt;
35  * </pre>
36  *
37  * @author Glenn Nielsen
38  */
39
40 public class CurrentTimeTag extends TagSupport
41 {
42
43     /**
44      * Method called at end of Tag to output current time in milliseconds.
45      *
46      * @return EVAL_PAGE
47      */
48     public final int doEndTag() throws JspException
49     {
50     Date date = new Date();
51     try {
52         pageContext.getOut().write("" + date.getTime());
53     } catch(Exception JavaDoc e) {
54         throw new JspException("IO Error: " + e.getMessage());
55     }
56
57     return EVAL_PAGE;
58     }
59
60 }
61
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