JavaScriptException


1   /* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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3    * The contents of this file are subject to the Netscape Public
4    * License Version 1.1 (the "License"); you may not use this file
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12   *
13   * The Original Code is Rhino code, released
14   * May 6, 1999.
15   *
16   * The Initial Developer of the Original Code is Netscape
17   * Communications Corporation.  Portions created by Netscape are
18   * Copyright (C) 1997-1999 Netscape Communications Corporation. All
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21   * Contributor(s):
22   * Norris Boyd
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34   */
35  // Modified by Google
36  
37  // API class
38  
39  package com.google.gwt.dev.js.rhino;
40  
41  
42  /**
43   * Java reflection of JavaScript exceptions.  (Possibly wrapping a Java exception.)
44   *
45   * @author Mike McCabe
46   */
47  public class JavaScriptException extends Exception   {
48  
49      /**
50       * Create a JavaScript exception wrapping the given JavaScript value.
51       *
52       * Instances of this class are thrown by the JavaScript 'throw' keyword.
53       *
54       * @param value the JavaScript value thrown.
55       */
56      public JavaScriptException(Object   value) {
57          super(value.toString());
58          this.value = value;
59      }
60  
61      /**
62       * Get the exception value originally thrown.  This may be a
63       * JavaScript value (null, undefined, Boolean, Number, String,
64       * Scriptable or Function) or a Java exception value thrown from a
65       * host object or from Java called through LiveConnect.
66       *
67       * @return the value wrapped by this exception
68       */
69      public Object   getValue() {
70          return value;
71      }
72  
73      /**
74       * The JavaScript exception value.  This value is not
75       * intended for general use; if the JavaScriptException wraps a
76       * Java exception, getScriptableValue may return a Scriptable
77       * wrapping the original Java exception object.
78       *
79       * We would prefer to go through a getter to encapsulate the value,
80       * however that causes the bizarre error "nanosecond timeout value
81       * out of range" on the MS JVM.
82       * @serial
83       */
84      Object   value;
85  }
86
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