01: /*
02: * The contents of this file are subject to the
03: * Mozilla Public License Version 1.1 (the "License");
04: * you may not use this file except in compliance with the License.
05: * You may obtain a copy of the License at http://www.mozilla.org/MPL/
06: *
07: * Software distributed under the License is distributed on an "AS IS"
08: * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.
09: * See the License for the specific language governing rights and
10: * limitations under the License.
11: *
12: * The Initial Developer of the Original Code is Simulacra Media Ltd.
13: * Portions created by Simulacra Media Ltd are Copyright (C) Simulacra Media Ltd, 2004.
14: *
15: * All Rights Reserved.
16: *
17: * Contributor(s):
18: */
19: package org.openharmonise.rm.commands;
20:
21: import org.openharmonise.rm.resources.lifecycle.*;
22:
23: /**
24: * Archives the 'command object', if it is an instance of <code>Editable</code>.
25: *
26: * @author Michael Bell
27: * @version $Revision: 1.3 $
28: *
29: */
30: public class CmdArchive extends AbstractCmd {
31:
32: /**
33: * Creates a new instance of the command
34: *
35: */
36: public CmdArchive() {
37: super ();
38: }
39:
40: /*
41: * (non-Javadoc)
42: *
43: * @see org.openharmonise.rm.commands.AbstractCmd#execute()
44: */
45: public Object execute(Context context) throws CommandException {
46: if ((m_commandObj instanceof Editable) == false) {
47: throw new InvalidCommandException(
48: "Command is not valid for this object:"
49: + m_commandObj.getClass());
50: }
51:
52: if (isAvailable(context) == false) {
53: throw new InvalidCommandException(
54: "Command is not available for this object");
55: }
56:
57: Editable editable = (Editable) getCommandObject(context);
58: Object cmdResult = null;
59:
60: //log before execution, i.e. while object still has it's data
61: logCommand(context);
62:
63: try {
64: cmdResult = editable.archive();
65: } catch (EditException e) {
66: throw new CommandExecutionException(
67: "Error archiving object", e);
68: }
69:
70: return cmdResult;
71: }
72:
73: /*
74: * (non-Javadoc)
75: *
76: * @see org.openharmonise.rm.commands.AbstractCmd#getName()
77: */
78: public String getName() {
79: return "Archive";
80: }
81:
82: /*
83: * (non-Javadoc)
84: *
85: * @see org.openharmonise.rm.commands.AbstractCmd#isValidCommandObject(java.lang.Object)
86: */
87: public boolean isValidCommandObject(Object obj) {
88: return (obj instanceof Editable);
89: }
90:
91: }
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