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Java > Open Source Codes > org > myoodb > core > command > GetBeanCommand


1 ///////////////////////////////////////////////////////////////////////////////
2 //
3 // Copyright (C) 2003-@year@ by Thomas M. Hazel, MyOODB (www.myoodb.org)
4 //
5 // All Rights Reserved
6 //
7 // This program is free software; you can redistribute it and/or modify
8 // it under the terms of the GNU General Public License and GNU Library
9 // General Public License as published by the Free Software Foundation;
10 // either version 2, or (at your option) any later version.
11 //
12 // This program is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License and GNU Library General Public License
16 // for more details.
17 //
18 // You should have received a copy of the GNU General Public License
19 // and GNU Library General Public License along with this program; if
20 // not, write to the Free Software Foundation, 675 Mass Ave, Cambridge,
21 // MA 02139, USA.
22 //
23 ///////////////////////////////////////////////////////////////////////////////
24 package org.myoodb.core.command;
25
26 import java.io.*;
27
28 import org.myoodb.core.*;
29
30 public class GetBeanCommand extends AbstractCommand implements Externalizable
31 {
32     private Identifier m_identifier;
33
34     public GetBeanCommand()
35     {
36     }
37
38     public GetBeanCommand(org.myoodb.core.Identifier identifier)
39     {
40         m_identifier = identifier;
41     }
42
43     public void process(AbstractTransaction tx) throws Exception JavaDoc
44     {
45         m_result = tx.getBean(m_identifier);
46     }
47
48     public void writeExternal(ObjectOutput out) throws IOException
49     {
50         out.writeObject(m_identifier);
51     }
52
53     public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException JavaDoc
54     {
55         m_identifier = (Identifier) in.readObject();
56     }
57 }
58
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