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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: DestinationImpl.java,v 1.1 2004/11/26 01:50:43 tanderson Exp $
44   *
45   * Date         Author  Changes
46   * 02/26/2000   jimm    Created
47   */
48  
49  package org.exolab.jms.message;
50  
51  
52  import java.io.Externalizable;
53  import java.io.IOException;
54  import java.io.ObjectInput;
55  import java.io.ObjectOutput;
56  
57  import javax.jms.Destination;
58  
59  
60  /*** 
61   * Implementation of the {@link javax.jms.Destination} interface.
62   *
63   * @version     $Revision: 1.1 $ $Date: 2004/11/26 01:50:43 $
64   * @author      <a href="mailto:mourikis@exolab.org">Jim Mourikis</a>
65   * @see         javax.jms.Destination
66   */
67  public class DestinationImpl
68      implements Cloneable, Destination, Externalizable {
69  
70      // Version Id used for streaming
71      static final long serialVersionUID = 1;
72  
73      /***
74       * The destination name
75       */
76      private String address_ = null;
77  
78      public DestinationImpl() {
79      }
80  
81      public DestinationImpl(String destination) {
82          address_ = destination;
83      }
84  
85      // Marshall out
86      public void writeExternal(ObjectOutput out) throws IOException {
87          out.writeLong(serialVersionUID);
88          out.writeInt(address_.length());
89          out.writeChars(address_);
90      }
91  
92  
93      // Marshall in
94      public void readExternal(ObjectInput in)
95          throws IOException, ClassNotFoundException {
96          long version = in.readLong();
97          if (version == serialVersionUID) {
98              int len = in.readInt();
99              int i;
100             StringBuffer buf = new StringBuffer(len);
101             for (i = 0; i < len; i++) {
102                 buf.append(in.readChar());
103             }
104             address_ = buf.toString();
105         } else {
106             throw new IOException("Incorrect version enountered: " +
107                 version + " This version = " +
108                 serialVersionUID);
109         }
110     }
111 
112     public String getDestination() {
113         return address_;
114     }
115 
116 
117     /*** Return a pretty printed version of the topic name.
118      *
119      * @return the provider specific identity values for this topic.
120      */
121     public String toString() {
122         return "Topic name: " + (address_ == null ? "NONE" : address_);
123     }
124 
125     // Comparisons
126     public boolean isEqual(DestinationImpl toCompare) {
127         return (address_.equals(toCompare.address_));
128     }
129 
130     // implementation of Object.clone
131     public Object clone()
132         throws CloneNotSupportedException {
133         return super.clone();
134     }
135 }
136