1 | /* This file is part of the project "Hilbert II" - http://www.qedeq.org |
2 | * |
3 | * Copyright 2000-2014, Michael Meyling <mime@qedeq.org>. |
4 | * |
5 | * "Hilbert II" is free software; you can redistribute |
6 | * it and/or modify it under the terms of the GNU General Public |
7 | * License as published by the Free Software Foundation; either |
8 | * version 2 of the License, or (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * GNU General Public License for more details. |
14 | */ |
15 | |
16 | package org.qedeq.kernel.bo.log; |
17 | |
18 | import java.io.PrintStream; |
19 | |
20 | import org.qedeq.base.utility.DateUtility; |
21 | import org.qedeq.kernel.bo.common.QedeqBo; |
22 | |
23 | /** |
24 | * Listener that writes events to a stream. |
25 | * |
26 | * @author Michael Meyling |
27 | */ |
28 | public class DefaultModuleEventListener implements ModuleEventListener { |
29 | |
30 | /** Stream for output. */ |
31 | private PrintStream out = System.out; |
32 | |
33 | /** |
34 | * Constructor. |
35 | */ |
36 | public DefaultModuleEventListener() { |
37 | this(System.out); |
38 | } |
39 | |
40 | /** |
41 | * Constructor. |
42 | * |
43 | * @param stream Print to this stream. |
44 | */ |
45 | public DefaultModuleEventListener(final PrintStream stream) { |
46 | this.out = stream; |
47 | } |
48 | |
49 | /** |
50 | * Set output stream. |
51 | * |
52 | * @param stream Output stream. |
53 | */ |
54 | public final void setPrintStream(final PrintStream stream) { |
55 | this.out = stream; |
56 | } |
57 | |
58 | public void addModule(final QedeqBo prop) { |
59 | out.println(DateUtility.getTimestamp() + " Module added." |
60 | + "\n\t" + prop.getUrl()); |
61 | } |
62 | |
63 | public void stateChanged(final QedeqBo prop) { |
64 | out.println(DateUtility.getTimestamp() + " Module state changed. " |
65 | + prop.getStateDescription() + "\n\t" + prop.getUrl()); |
66 | } |
67 | |
68 | public void removeModule(final QedeqBo prop) { |
69 | out.println(DateUtility.getTimestamp() + " Module removed." |
70 | + "\n\t" + prop.getUrl()); |
71 | } |
72 | |
73 | } |