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Java > Open Source Codes > org > objectweb > jotm > TraceTimer


1 /*
2  * @(#) TraceTimer.java
3  *
4  * JOTM: Java Open Transaction Manager
5  *
6  *
7  * This module was originally developed by
8  *
9  * - Bull S.A. as part of the JOnAS application server code released in
10  * July 1999 (www.bull.com)
11  *
12  * --------------------------------------------------------------------------
13  * The original code and portions created by Bull SA are
14  * Copyright (c) 1999 BULL SA
15  * All rights reserved.
16  *
17  * Redistribution and use in source and binary forms, with or without
18  * modification, are permitted provided that the following conditions are met:
19  *
20  * -Redistributions of source code must retain the above copyright notice, this
21  * list of conditions and the following disclaimer.
22  *
23  * -Redistributions in binary form must reproduce the above copyright notice,
24  * this list of conditions and the following disclaimer in the documentation
25  * and/or other materials provided with the distribution.
26  *
27  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
28  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
29  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
30  * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
31  * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
32  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
33  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
34  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
35  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
36  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
37  * POSSIBILITY OF SUCH DAMAGE.
38  *
39  * --------------------------------------------------------------------------
40  * $Id: TraceTimer.java,v 1.1 2004/01/23 20:42:19 tonyortiz Exp $
41  * --------------------------------------------------------------------------
42  */
43 package org.objectweb.jotm;
44
45 import java.io.PrintWriter JavaDoc;
46
47 /**
48  * Traces for module timer
49  * @author Sebastien Chassande-Barrioz sebastien.chassande@inrialpes.fr
50  */
51 public class TraceTimer {
52     
53     static public boolean isDebug = false; // if the timer is logged
54 static public boolean isVerbose = false; // if we print the verbose message
55 static public PrintWriter JavaDoc logWriter = null; // our log writer
56
57     /**
58      * set the debug timer
59      */
60     static public void setDebug(boolean set) {
61     isDebug = set;
62     }
63
64     /**
65      * set the verbose flag
66      */
67     static public void setVerbose(boolean set) {
68     isVerbose = set;
69     }
70     
71     /**
72      * set the log writer
73      */
74     static public void setLogWriter(PrintWriter JavaDoc log) {
75     logWriter = log;
76     }
77     
78     /**
79      * print the verbose message if the logger is not null
80      */
81     static public void verbose(String JavaDoc msg) {
82     if ((isVerbose) && (logWriter != null))
83         logWriter.println(msg);
84     }
85
86     /**
87      * print the debug timer message if the logger is not null
88      */
89     static public void debug(String JavaDoc msg) {
90     if ((isDebug) && (logWriter != null))
91         logWriter.println(msg);
92     }
93
94     /**
95      * print the error message if the logger is not null
96      */
97     static public void error(String JavaDoc msg) {
98     if (logWriter != null)
99         logWriter.println(msg);
100     }
101
102     /**
103      * print the throwing message if the logger is not null
104      */
105     static public void error(String JavaDoc msg, Throwable JavaDoc th) {
106     if (logWriter != null) {
107         logWriter.println(msg);
108         th.printStackTrace(logWriter);
109     }
110     }
111
112 }
113
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