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: * Changes the status of 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 CmdChangeStatus extends AbstractCmd {
31: public final static String PARAM_STATUS = "status_code";
32:
33: /**
34: * Creates a new instance of the command
35: */
36: public CmdChangeStatus() {
37: super ();
38: }
39:
40: /* (non-Javadoc)
41: * @see org.openharmonise.rm.commands.AbstractCmd#execute()
42: */
43: public Object execute(Context context) throws CommandException {
44: String status_code = this .getParameter(PARAM_STATUS);
45: if ((m_commandObj instanceof Editable) == false) {
46: throw new InvalidCommandException(
47: "Command is not valid for this object:"
48: + m_commandObj.getClass());
49: }
50:
51: if (isAvailable(context) == false) {
52: throw new InvalidCommandException(
53: "Command is not available for this object");
54: }
55:
56: Editable editable = (Editable) getCommandObject(context);
57: Object cmdResult = null;
58:
59: try {
60: Status status = Status.getStatus(Integer
61: .parseInt(status_code));
62: cmdResult = editable.changeStatus(status);
63: } catch (EditException e) {
64: throw new CommandExecutionException(
65: "Error changing status", e);
66: }
67:
68: logCommand(context);
69:
70: return cmdResult;
71: }
72:
73: /* (non-Javadoc)
74: * @see org.openharmonise.rm.commands.AbstractCmd#getName()
75: */
76: public String getName() {
77: return "ChangeStatus";
78: }
79:
80: /* (non-Javadoc)
81: * @see org.openharmonise.rm.commands.AbstractCmd#isValidCommandObject(java.lang.Object)
82: */
83: public boolean isValidCommandObject(Object obj) {
84: return (obj instanceof Editable);
85: }
86: }
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