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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 1.4 2003/08/17 01:32:24 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: 1.4 $ $Date: 2003/08/17 01:32:24 $ 61 * @author <a href="mailto:mourikis@exolab.org">Jim Mourikis</a> 62 */ 63 public class Timestamp extends Date implements Externalizable { 64 65 // Version Id used for streaming 66 static final long serialVersionUID = 1; 67 68 public Timestamp() { 69 super(); 70 } 71 72 // Create Date from milliseconds since epoc. 73 public Timestamp(long datetime) { 74 super(datetime); 75 } 76 77 // Marshall out 78 public void writeExternal(ObjectOutput out) throws IOException { 79 out.writeLong(serialVersionUID); 80 out.writeLong(getTime()); 81 } 82 83 // Marshall in 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 // Return time as milliseconds since epoc 99 public long toLong() { 100 return getTime(); 101 } 102 103 // Set the present time. 104 public void setNow() { 105 setTime(System.currentTimeMillis()); 106 } 107 } 108 109 110

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