01: ///////////////////////////////////////////////////////////////////////////////
02: //
03: // Copyright (C) 2003-@year@ by Thomas M. Hazel, MyOODB (www.myoodb.org)
04: //
05: // All Rights Reserved
06: //
07: // This program is free software; you can redistribute it and/or modify
08: // it under the terms of the GNU General Public License and GNU Library
09: // 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 TransactionCommand extends AbstractCommand {
31: public final static int REQUEST_BEGIN = 1;
32: public final static int REQUEST_COMMIT = 2;
33: public final static int REQUEST_ROLLBACK = 3;
34: public final static int REQUEST_STATUS = 4;
35:
36: private int m_request;
37:
38: public TransactionCommand() {
39: }
40:
41: public TransactionCommand(int request) {
42: m_request = request;
43: }
44:
45: public int getRequest() {
46: return m_request;
47: }
48:
49: public void process(AbstractTransaction tx) throws Exception {
50: }
51:
52: public void writeExternal(ObjectOutput out) throws IOException {
53: super .writeExternal(out);
54:
55: out.writeInt(m_request);
56: }
57:
58: public void readExternal(ObjectInput in) throws IOException,
59: ClassNotFoundException {
60: super.readExternal(in);
61:
62: m_request = in.readInt();
63: }
64: }
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