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Java > Open Source Codes > org > sapia > soto > state > StateExecException


1 package org.sapia.soto.state;
2
3 import java.io.PrintStream JavaDoc;
4 import java.io.PrintWriter JavaDoc;
5
6
7 /**
8  * Thrown when a state's execution has generated in an error.
9  *
10  * @author Yanick Duchesne
11  * <dl>
12  * <dt><b>Copyright:</b><dd>Copyright &#169; 2002-2003 <a HREF="http://www.sapia-oss.org">Sapia Open Source Software</a>. All Rights Reserved.</dd></dt>
13  * <dt><b>License:</b><dd>Read the license.txt file of the jar or visit the
14  * <a HREF="http://www.sapia-oss.org/license.html">license page</a> at the Sapia OSS web site</dd></dt>
15  * </dl>
16  */
17 public class StateExecException extends Exception JavaDoc {
18   private Err _err;
19
20   public StateExecException(Err err) {
21     super(err.getMsg());
22     _err = err;
23   }
24
25   /**
26    * @return the <code>Err</code> instance that holds error data.
27    */
28   public Err getErr() {
29     return _err;
30   }
31
32   /**
33    * @see java.lang.Throwable#printStackTrace()
34    */
35   public void printStackTrace() {
36     printStackTrace(System.err);
37   }
38
39   /**
40    * @see java.lang.Throwable#printStackTrace(java.io.PrintStream)
41    */
42   public void printStackTrace(PrintStream JavaDoc s) {
43     if (_err.getThrowable() == null) {
44       super.printStackTrace(s);
45     } else {
46       if (_err.getMsg() != null) {
47         System.err.print(_err.getMsg());
48       }
49
50       _err.getThrowable().printStackTrace(s);
51     }
52   }
53
54   /**
55    * @see java.lang.Throwable#printStackTrace(java.io.PrintWriter)
56    */
57   public void printStackTrace(PrintWriter JavaDoc s) {
58     if (_err.getThrowable() == null) {
59       super.printStackTrace(s);
60     } else {
61       if (_err.getMsg() != null) {
62         System.err.print(_err.getMsg());
63       }
64
65       _err.getThrowable().printStackTrace(s);
66     }
67   }
68 }
69
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