01: /********************************************************************************
02: * DDTUnit, a Datadriven Approach to Unit- and Moduletesting
03: * Copyright (c) 2004, Joerg and Kai Gellien
04: * All rights reserved.
05: *
06: * The Software is provided under the terms of the Common Public License 1.0
07: * as provided with the distribution of DDTUnit in the file cpl-v10.html.
08: * Redistribution and use in source and binary forms, with or without
09: * modification, are permitted provided that the following conditions
10: * are met:
11: *
12: * + Redistributions of source code must retain the above copyright
13: * notice, this list of conditions and the following disclaimer.
14: *
15: * + Redistributions in binary form must reproduce the above
16: * copyright notice, this list of conditions and the following
17: * disclaimer in the documentation and/or other materials provided
18: * with the distribution.
19: *
20: * + Neither the name of the authors or DDTUnit, nor the
21: * names of its contributors may be used to endorse or promote
22: * products derived from this software without specific prior
23: * written permission.
24: *
25: * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
26: * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
27: * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
28: * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR
29: * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
30: * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
31: * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
32: * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
33: * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
34: * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
35: * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
36: ********************************************************************************/package junitx.ddtunit;
37:
38: import java.net.URL;
39:
40: import junitx.ddtunit.util.DDTConfiguration;
41:
42: import org.apache.log4j.Level;
43: import org.apache.log4j.Logger;
44: import org.apache.log4j.PropertyConfigurator;
45:
46: /**
47: * DDTLogger containing all log specific extensions of DDTUnit project
48: *
49: * @author jg
50: */
51: public final class InternalLogger {
52: private static InternalLogger singleton;
53:
54: /**
55: * Private Constructor for project logger instance
56: *
57: */
58: private InternalLogger() {
59: URL logURL = this .getClass()
60: .getResource(
61: DDTConfiguration.getInstance()
62: .getLog4jConfigResource());
63: Logger root = Logger.getRootLogger();
64: boolean rootIsConfigured = root.getAllAppenders()
65: .hasMoreElements();
66: if (!rootIsConfigured) {
67: Logger.getInstance("junitx.ddtunit").setLevel(Level.OFF);
68: }
69: if (logURL != null) {
70: PropertyConfigurator.configure(logURL);
71: }
72: }
73:
74: /**
75: * Instanciate project Logger as singleton
76: *
77: * @return singleton instance
78: */
79: public static InternalLogger getInstance() {
80: if (singleton == null) {
81: singleton = new InternalLogger();
82: }
83: return singleton;
84: }
85:
86: }
|