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Java > Open Source Codes > com > gargoylesoftware > htmlunit > ObjectInstantiationException


1 /*
2  * Copyright (c) 2002, 2005 Gargoyle Software Inc. All rights reserved.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are met:
6  *
7  * 1. Redistributions of source code must retain the above copyright notice,
8  * this list of conditions and the following disclaimer.
9  * 2. Redistributions in binary form must reproduce the above copyright notice,
10  * this list of conditions and the following disclaimer in the documentation
11  * and/or other materials provided with the distribution.
12  * 3. The end-user documentation included with the redistribution, if any, must
13  * include the following acknowledgment:
14  *
15  * "This product includes software developed by Gargoyle Software Inc.
16  * (http://www.GargoyleSoftware.com/)."
17  *
18  * Alternately, this acknowledgment may appear in the software itself, if
19  * and wherever such third-party acknowledgments normally appear.
20  * 4. The name "Gargoyle Software" must not be used to endorse or promote
21  * products derived from this software without prior written permission.
22  * For written permission, please contact info@GargoyleSoftware.com.
23  * 5. Products derived from this software may not be called "HtmlUnit", nor may
24  * "HtmlUnit" appear in their name, without prior written permission of
25  * Gargoyle Software Inc.
26  *
27  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
28  * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
29  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GARGOYLE
30  * SOFTWARE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
31  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
32  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
33  * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
34  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
35  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
36  * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
37  */
38 package com.gargoylesoftware.htmlunit;
39
40 import java.io.PrintWriter JavaDoc;
41 import java.io.PrintStream JavaDoc;
42
43 /**
44  * Thrown if an object could not be instantiated for some reason.
45  *
46  * @version $Revision: 100 $
47  * @author <a HREF="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a>
48  */
49 public class ObjectInstantiationException extends RuntimeException JavaDoc {
50     private static final long serialVersionUID = 8831953284047722098L;
51     private final Throwable JavaDoc causeException_;
52
53
54     /**
55      * Create an instance.
56      * @param message A message explaining the failure
57      * @param cause The exception that was thrown
58      */
59     public ObjectInstantiationException( final String JavaDoc message, final Throwable JavaDoc cause ) {
60         super(message);
61         causeException_ = cause;
62     }
63
64
65     /**
66      * Return the exception that had been thrown during instantiation of the object.
67      * @return The cause exception
68      */
69     public Throwable JavaDoc getCauseException() {
70         return causeException_;
71     }
72
73
74     /**
75      * Print the stack trace. If this exception contains another exception then
76      * the stack traces for both will be printed.
77      *
78      * @param writer Where the stack trace will be written
79      */
80     public void printStackTrace( final PrintWriter JavaDoc writer ) {
81         super.printStackTrace( writer );
82         if( causeException_ != null ) {
83             writer.write( "Enclosed exception: " );
84             causeException_.printStackTrace( writer );
85         }
86     }
87
88
89     /**
90      * Print the stack trace. If this exception contains another exception then
91      * the stack traces for both will be printed.
92      *
93      * @param stream Where the stack trace will be written
94      */
95     public void printStackTrace( final PrintStream JavaDoc stream ) {
96         super.printStackTrace( stream );
97         if( causeException_ != null ) {
98             stream.print( "Enclosed exception: " );
99             causeException_.printStackTrace( stream );
100         }
101     }
102 }
103
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