1 /*
2  * Copyright (c) 2003, 2005, Oracle and/or its affiliates. All rights reserved.
3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4  *
5  * This code is free software; you can redistribute it and/or modify it
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7  * published by the Free Software Foundation.  Oracle designates this
8  * particular file as subject to the "Classpath" exception as provided
9  * by Oracle in the LICENSE file that accompanied this code.
10  *
11  * This code is distributed in the hope that it will be useful, but WITHOUT
12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14  * version 2 for more details (a copy is included in the LICENSE file that
15  * accompanied this code).
16  *
17  * You should have received a copy of the GNU General Public License version
18  * 2 along with this work; if not, write to the Free Software Foundation,
19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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22  * or visit www.oracle.com if you need additional information or have any
23  * questions.
24  */
25 
26 package com.sun.activation.registries;
27 
28 import java.io.*;
29 import java.util.logging.*;
30 
31 /**
32  * Logging related methods.
33  */
34 public class LogSupport {
35     private static boolean debug = false;
36     private static Logger logger;
37     private static final Level level = Level.FINE;
38 
39     static {
40         try {
41             debug = Boolean.getBoolean("javax.activation.debug");
42         } catch (Throwable t) {
43             // ignore any errors
44         }
45         logger = Logger.getLogger("javax.activation");
46     }
47 
48     /**
49      * Constructor.
50      */
LogSupport()51     private LogSupport() {
52         // private constructor, can't create instances
53     }
54 
log(String msg)55     public static void log(String msg) {
56         if (debug)
57             System.out.println(msg);
58         logger.log(level, msg);
59     }
60 
log(String msg, Throwable t)61     public static void log(String msg, Throwable t) {
62         if (debug)
63             System.out.println(msg + "; Exception: " + t);
64         logger.log(level, msg, t);
65     }
66 
isLoggable()67     public static boolean isLoggable() {
68         return debug || logger.isLoggable(level);
69     }
70 }
71