QedeqKernelSe Coverage Report

Clover coverage report - QedeqKernelSe Coverage Report

Coverage timestamp: Sa Jan 26 2008 14:11:34 CET

FRAMES NO FRAMES

file stats:	LOC:	123		Methods:	8
	NCLOC:	56		Classes:	1

Source file

Conditionals

Statements

Methods

TOTAL

ModuleEventLog.java

100%

70,6%

87,5%

80,6%

1		/* $Id: ModuleEventLog.java,v 1.7 2008/01/26 12:39:10 m31 Exp $
2		*
3		* This file is part of the project "Hilbert II" - http://www.qedeq.org
4		*
5		* Copyright 2000-2007, Michael Meyling <mime@qedeq.org>.
6		*
7		* "Hilbert II" is free software; you can redistribute
8		* it and/or modify it under the terms of the GNU General Public
9		* License as published by the Free Software Foundation; either
10		* version 2 of the License, 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 for more details.
16		*/
17
18		package org.qedeq.kernel.log;
19
20		import java.io.PrintStream;
21		import java.util.ArrayList;
22		import java.util.List;
23
24		import org.qedeq.kernel.bo.module.ModuleProperties;
25		import org.qedeq.kernel.trace.Trace;
26
27
28		/**
29		* This class organizes the logging of module events.
30		*
31		* @version $Revision: 1.7 $
32		* @author Michael Meyling
33		*/
34		public final class ModuleEventLog implements ModuleEventListener {
35
36		/** This class. */
37		private static final Class CLASS = ModuleEventLog.class;
38
39		/** The one and only instance. */
40		private static ModuleEventLog instance = new ModuleEventLog();
41
42		/** The loggers. */
43		private List loggers = new ArrayList();
44
45
46		/**
47		* Get instance of Logger.
48		*
49		* @return singleton
50		*/
51	1340	public static final ModuleEventLog getInstance() {
52	1340	return instance;
53		}
54
55		/**
56		* Don't use me outside of this class.
57		*/
58	4	private ModuleEventLog() {
59		}
60
61		/**
62		* Add listener.
63		*
64		* @param log Add this listener.
65		*/
66	33	public final void addLog(final ModuleEventListener log) {
67	33	loggers.add(log);
68		}
69
70		/**
71		* Remove listener.
72		*
73		* @param log Remove this listener.
74		*/
75	24	public final void removeLog(final ModuleEventListener log) {
76	24	loggers.remove(log);
77		}
78
79		/**
80		* Add stream listener.
81		*
82		* @param out Put messages into this stream.
83		*/
84	0	public final void addLog(final PrintStream out) {
85	0	final ModuleEventListener log = new DefaultModuleEventListener(out);
86	0	loggers.add(log);
87		}
88
89	304	public void addModule(final ModuleProperties prop) {
90	304	for (int i = 0; i < loggers.size(); i++) {
91	392	try { // we don't know if the ModuleEventListener is free of programming errors...
92	392	((ModuleEventListener) loggers.get(i)).addModule(prop);
93		} catch (RuntimeException e) {
94	0	Trace.fatal(CLASS, this, "addModule",
95		"ModuleEventListener throwed RuntimeException", e);
96		}
97		}
98		}
99
100	948	public void stateChanged(final ModuleProperties prop) {
101	948	for (int i = 0; i < loggers.size(); i++) {
102	1362	try { // we don't know if the ModuleEventListener is free of programming errors...
103	1362	((ModuleEventListener) loggers.get(i)).stateChanged(prop);
104		} catch (RuntimeException e) {
105	0	Trace.fatal(CLASS, this, "stateChanged",
106		"ModuleEventListener throwed RuntimeException", e);
107		}
108		}
109		}
110
111	31	public void removeModule(final ModuleProperties prop) {
112	31	for (int i = 0; i < loggers.size(); i++) {
113	93	try { // we don't know if the ModuleEventListener is free of programming errors...
114	93	((ModuleEventListener) loggers.get(i)).removeModule(prop);
115		} catch (RuntimeException e) {
116	0	Trace.fatal(CLASS, this, "removeModule",
117		"ModuleEventListener throwed RuntimeException", e);
118		}
119		}
120		}
121
122
123		}