Debug


1   /*
2    * The contents of this file are subject to the terms of the Common Development
3    * and Distribution License (the License). You may not use this file except in
4    * compliance with the License.
5    *
6    * You can obtain a copy of the License at http://www.netbeans.org/cddl.html
7    * or http://www.netbeans.org/cddl.txt.
8    *
9    * When distributing Covered Code, include this CDDL Header Notice in each file
10   * and include the License file at http://www.netbeans.org/cddl.txt.
11   * If applicable, add the following below the CDDL Header, with the fields
12   * enclosed by brackets [] replaced by your own identifying information:
13   * "Portions Copyrighted [year] [name of copyright owner]"
14   *
15   * The Original Software is NetBeans. The Initial Developer of the Original
16   * Software is Sun Microsystems, Inc. Portions Copyright 1997-2006 Sun
17   * Microsystems, Inc. All Rights Reserved.
18   */
19  
20  
21  package org.netbeans.core.windows;
22  
23  
24  import java.util.logging.Level  ;
25  import java.util.logging.Logger  ;
26  
27  import java.io.PrintWriter  ;
28  import java.io.StringWriter  ;
29  
30  
31  /**
32   * Utility class for debugging support of window system.
33   *
34   * @author  Peter Zavadsky
35   */
36  public abstract class Debug {
37      /** Creates a new instance of Debug */
38      private Debug() {
39      }
40  
41  
42      public static boolean isLoggable(Class   clazz) {
43          return Logger.getLogger(clazz.getName()).isLoggable(Level.FINE);
44      }
45  
46      /** Logs debug message depending whether the logging is required based on class name.
47       * @see org.openide.ErrorManager.getInstance(String) */
48      public static void log(Class   clazz, String   message) {
49          Logger.getLogger(clazz.getName()).fine(message);
50      }
51      
52      
53      public static void dumpStack(Class   clazz) {
54          // log(Class,String) only has an effect if INFORMATIONAL logging enabled on that prefix
55          if(Logger.getLogger(clazz.getName()).isLoggable(Level.FINE)) {
56              StringWriter   sw = new StringWriter  ();
57              new Throwable  ().printStackTrace(new PrintWriter  (sw));
58              log(clazz, sw.getBuffer().toString());
59          }
60      }
61  }
62
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