1 /***
2 * Redistribution and use of this software and associated documentation
3 * ("Software"), with or without modification, are permitted provided
4 * that the following conditions are met:
5 *
6 * 1. Redistributions of source code must retain copyright
7 * statements and notices. Redistributions must also contain a
8 * copy of this document.
9 *
10 * 2. Redistributions in binary form must reproduce the
11 * above copyright notice, this list of conditions and the
12 * following disclaimer in the documentation and/or other
13 * materials provided with the distribution.
14 *
15 * 3. The name "Exolab" must not be used to endorse or promote
16 * products derived from this Software without prior written
17 * permission of Exoffice Technologies. For written permission,
18 * please contact info@exolab.org.
19 *
20 * 4. Products derived from this Software may not be called "Exolab"
21 * nor may "Exolab" appear in their names without prior written
22 * permission of Exoffice Technologies. Exolab is a registered
23 * trademark of Exoffice Technologies.
24 *
25 * 5. Due credit should be given to the Exolab Project
26 * (http://www.exolab.org/).
27 *
28 * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29 * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32 * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39 * OF THE POSSIBILITY OF SUCH DAMAGE.
40 *
41 * Copyright 2000,2003 (C) Exoffice Technologies Inc. All Rights Reserved.
42 *
43 * $Id: Timestamp.java,v 1.1 2004/11/26 01:50:43 tanderson Exp $
44 *
45 * Date Author Changes
46 * 02/08/2000 jimm Created
47 */
48
49 package org.exolab.jms.message;
50
51 import java.io.Externalizable;
52 import java.io.IOException;
53 import java.io.ObjectInput;
54 import java.io.ObjectOutput;
55 import java.util.Date;
56
57 /***
58 * Wrapper for JMSTimestamp.
59 *
60 * @version $Revision: 1.1 $ $Date: 2004/11/26 01:50:43 $
61 * @author <a href="mailto:mourikis@exolab.org">Jim Mourikis</a>
62 */
63 public class Timestamp extends Date implements Externalizable {
64
65
66 static final long serialVersionUID = 1;
67
68 public Timestamp() {
69 super();
70 }
71
72
73 public Timestamp(long datetime) {
74 super(datetime);
75 }
76
77
78 public void writeExternal(ObjectOutput out) throws IOException {
79 out.writeLong(serialVersionUID);
80 out.writeLong(getTime());
81 }
82
83
84 public void readExternal(ObjectInput in)
85 throws IOException, ClassNotFoundException {
86 long version = in.readLong();
87 long timestamp;
88 if (version == serialVersionUID) {
89 timestamp = in.readLong();
90 setTime(timestamp);
91 } else {
92 throw new IOException("Incorrect version enountered: " +
93 version + " This version = " +
94 serialVersionUID);
95 }
96 }
97
98
99 public long toLong() {
100 return getTime();
101 }
102
103
104 public void setNow() {
105 setTime(System.currentTimeMillis());
106 }
107 }
108
109
110