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Java > Open Source Codes > com > yworks > yguard > obf > classfile > Logger


1 /**
2  * YGuard -- an obfuscation library for Java(TM) classfiles.
3  *
4  * Original Copyright (c) 1999 Mark Welsh (markw@retrologic.com)
5  * Modifications Copyright (c) 2002 yWorks GmbH (yguard@yworks.com)
6  *
7  * This library is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU Lesser 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 library 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 GNU
15  * Lesser General Public License for more details.
16  *
17  * You should have received a copy of the GNU Lesser General Public
18  * License along with this library; if not, write to the Free Software
19  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20  *
21  * The author may be contacted at yguard@yworks.com
22  *
23  * Java and all Java-based marks are trademarks or registered
24  * trademarks of Sun Microsystems, Inc. in the U.S. and other countries.
25  */
26 package com.yworks.yguard.obf.classfile;
27
28 import java.io.PrintStream JavaDoc;
29
30 /**
31  *
32  * @author muellese
33  */
34 public class Logger
35 {
36   private static Logger instance;
37   private PrintStream JavaDoc out;
38   private PrintStream JavaDoc err;
39
40   private boolean allResolved = true;
41   
42   static{
43     new Logger(System.out, System.err);
44   }
45   
46   public static Logger getInstance(){
47     return instance;
48   }
49   
50   /** Creates a new instance of Logger */
51   protected Logger()
52   {
53     instance = this;
54   }
55   
56   protected Logger(PrintStream JavaDoc out, PrintStream JavaDoc err){
57     instance = this;
58     this.out = out;
59     this.err = err;
60   }
61   
62   public void error(String JavaDoc message){
63     err.println(message);
64   }
65   
66   public void log(String JavaDoc message){
67     out.println(message);
68   }
69   
70   public void warning(String JavaDoc message){
71     err.println(message);
72   }
73
74   public void warningToLogfile(String JavaDoc message) {}
75
76   public void setUnresolved() {
77     this.allResolved = false;
78   }
79
80   public boolean isAllResolved() {
81     return allResolved;
82   }
83
84 }
85
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