NestedException


1   package dynaop.util;
2   
3   import java.io.*;
4   
5   /**
6    * Turns a nested exception into a runtime exception.
7    *
8    * @author Bob Lee (crazybob@crazybob.org)
9    */
10  public class NestedException extends RuntimeException   {
11  
12      /** Wrap another exeception in a RuntimeException. */
13      public static RuntimeException   wrap(Throwable   t) {
14          if (t instanceof RuntimeException  ) return (RuntimeException  ) t;
15          return new NestedException(t);
16      }
17  
18      Throwable   throwable;
19  
20      /** Wraps another exeception. */
21      NestedException(Throwable   t) {
22          super();
23          this.throwable = t;
24      }
25  
26      public String   toString() {
27          return this.getMessage();
28      }
29  
30      public String   getMessage() {
31          return this.throwable.getMessage();
32      }
33  
34      public void printStackTrace() {
35          this.throwable.printStackTrace();
36      }
37  
38      public void printStackTrace(PrintStream out) {
39          this.throwable.printStackTrace(out);
40      }
41  
42      public void printStackTrace(PrintWriter out) {
43          this.throwable.printStackTrace(out);
44      }
45  
46      public Throwable   getNested() {
47          return throwable;
48      }
49  }
50

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