UncheckedException


1   // Copyright (c) 2003-2007, Jodd Team (jodd.sf.net). All Rights Reserved.
2   
3   package jodd.util;
4   
5   import java.io.PrintWriter  ;
6   import java.io.PrintStream  ;
7   
8   /**
9    * Unchecked exception and also a wrapper for checked exceptions.
10   */
11  public class UncheckedException extends RuntimeException   {
12  
13      protected final Throwable   cause;
14  
15      // ---------------------------------------------------------------- constructors
16  
17      public UncheckedException(Throwable   t) {
18          super(t.getMessage());
19          cause = t;
20      }
21  
22      public UncheckedException() {
23          super();
24          cause = null;
25      }
26  
27      public UncheckedException(String   message) {
28          super(message);
29          cause = null;
30      }
31  
32      public UncheckedException(String   message, Throwable   t) {
33          super(message, t);
34          cause = t;
35      }
36  
37      // ---------------------------------------------------------------- stack trace
38  
39      public void printStackTrace() {
40          printStackTrace(System.err);
41      }
42  
43      public void printStackTrace(PrintStream   printStream) {
44          synchronized (printStream) {
45              printStream.print(getClass().getName() + ": ");
46              super.printStackTrace(printStream);
47          }
48      }
49  
50      public void printStackTrace(PrintWriter   printWriter) {
51          synchronized (printWriter) {
52              printWriter.print(getClass().getName() + ": ");
53              super.printStackTrace(printWriter);
54          }
55      }
56  
57      // ---------------------------------------------------------------- cause
58  
59      /**
60       * Rethrows cause.
61       */
62      public void rethrow() throws Throwable   {
63          if (cause == null) {
64              return;
65          }
66          throw cause;
67      }
68  
69      /**
70       * Returns exception cause.
71       */
72      public Throwable   getCause() {
73          return cause;
74      }
75  
76  }
77
A to Z: JavaDoc & Examples Daily Java News & Articles Open Source Projects Open Source Codes Free Computer Books Remove Frame
Popular Tags