Mercurial > projects > dwt-linux
annotate dwt/DWTException.d @ 158:de2578a843a7
Tango update to rev 3158, TracedException>Exception, fromUtf8z>fromStringz,Fix Bug in MenuItem Thanx to nascent for the report.
author | Frank Benoit <benoit@tionex.de> |
---|---|
date | Sun, 10 Feb 2008 04:19:19 +0100 |
parents | 5899e0b43e5d |
children | 654b7d7cc33c |
rev | line source |
---|---|
72 | 1 /******************************************************************************* |
0 | 2 * Copyright (c) 2000, 2005 IBM Corporation and others. |
3 * All rights reserved. This program and the accompanying materials | |
4 * are made available under the terms of the Eclipse Public License v1.0 | |
5 * which accompanies this distribution, and is available at | |
6 * http://www.eclipse.org/legal/epl-v10.html | |
7 * | |
8 * Contributors: | |
9 * IBM Corporation - initial API and implementation | |
72 | 10 * Port to the D programming language: |
11 * Frank Benoit <benoit@tionex.de> | |
0 | 12 *******************************************************************************/ |
71 | 13 module dwt.DWTException; |
0 | 14 |
71 | 15 import dwt.DWT; |
0 | 16 |
17 import tango.core.Exception; | |
18 import tango.io.Stdout; | |
19 | |
20 /** | |
21 * This runtime exception is thrown whenever a recoverable error | |
71 | 22 * occurs internally in DWT. The message text and error code |
0 | 23 * provide a further description of the problem. The exception |
24 * has a <code>throwable</code> field which holds the underlying | |
25 * exception that caused the problem (if this information is | |
26 * available (i.e. it may be null)). | |
27 * <p> | |
28 * SWTExceptions are thrown when something fails internally, | |
71 | 29 * but DWT is left in a known stable state (eg. a widget call |
0 | 30 * was made from a non-u/i thread, or there is failure while |
31 * reading an Image because the source file was corrupt). | |
32 * </p> | |
33 * | |
71 | 34 * @see DWTError |
0 | 35 */ |
36 | |
158
de2578a843a7
Tango update to rev 3158, TracedException>Exception, fromUtf8z>fromStringz,Fix Bug in MenuItem Thanx to nascent for the report.
Frank Benoit <benoit@tionex.de>
parents:
72
diff
changeset
|
37 public class DWTException : Exception { |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
38 /** |
71 | 39 * The DWT error code, one of DWT.ERROR_*. |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
40 */ |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
41 public int code; |
0 | 42 |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
43 /** |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
44 * The underlying throwable that caused the problem, |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
45 * or null if this information is not available. |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
46 */ |
158
de2578a843a7
Tango update to rev 3158, TracedException>Exception, fromUtf8z>fromStringz,Fix Bug in MenuItem Thanx to nascent for the report.
Frank Benoit <benoit@tionex.de>
parents:
72
diff
changeset
|
47 public Exception throwable; |
0 | 48 |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
49 //static final long serialVersionUID = 3257282552304842547L; |
0 | 50 |
51 /** | |
52 * Constructs a new instance of this class with its | |
53 * stack trace filled in. The error code is set to an | |
54 * unspecified value. | |
55 */ | |
56 public this () { | |
71 | 57 this (DWT.ERROR_UNSPECIFIED); |
0 | 58 } |
59 | |
60 /** | |
61 * Constructs a new instance of this class with its | |
62 * stack trace and message filled in. The error code is | |
63 * set to an unspecified value. Specifying <code>null</code> | |
64 * as the message is equivalent to specifying an empty string. | |
65 * | |
66 * @param message the detail message for the exception | |
67 */ | |
68 public this (char[] message) { | |
71 | 69 this (DWT.ERROR_UNSPECIFIED, message); |
0 | 70 } |
71 | |
72 /** | |
73 * Constructs a new instance of this class with its | |
74 * stack trace and error code filled in. | |
75 * | |
71 | 76 * @param code the DWT error code |
0 | 77 */ |
78 public this (int code) { | |
71 | 79 this (code, DWT.findErrorText (code)); |
0 | 80 } |
81 | |
82 /** | |
83 * Constructs a new instance of this class with its | |
84 * stack trace, error code and message filled in. | |
85 * Specifying <code>null</code> as the message is | |
86 * equivalent to specifying an empty string. | |
87 * | |
71 | 88 * @param code the DWT error code |
0 | 89 * @param message the detail message for the exception |
90 */ | |
91 public this (int code, char[] message) { | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
92 super (message); |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
93 this.code = code; |
0 | 94 } |
95 | |
96 /** | |
97 * Returns the underlying throwable that caused the problem, | |
98 * or null if this information is not available. | |
99 * <p> | |
100 * NOTE: This method overrides Throwable.getCause() that was | |
101 * added to JDK1.4. It is necessary to override this method | |
102 * in order for inherited printStackTrace() methods to work. | |
103 * </p> | |
104 * @return the underlying throwable | |
105 * | |
106 * @since 3.1 | |
107 */ | |
158
de2578a843a7
Tango update to rev 3158, TracedException>Exception, fromUtf8z>fromStringz,Fix Bug in MenuItem Thanx to nascent for the report.
Frank Benoit <benoit@tionex.de>
parents:
72
diff
changeset
|
108 public Exception getCause() { |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
109 return throwable; |
0 | 110 } |
111 | |
112 /** | |
71 | 113 * Returns the string describing this DWTException object. |
0 | 114 * <p> |
115 * It is combined with the message string of the Throwable | |
71 | 116 * which caused this DWTException (if this information is available). |
0 | 117 * </p> |
71 | 118 * @return the error message string of this DWTException object |
0 | 119 */ |
120 public char[] getMessage () { | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
121 if (throwable is null) return super.toString (); |
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
122 return super.toString () ~ " (" ~ throwable.toString () ~ ")"; //$NON-NLS-1$ //$NON-NLS-2$ |
0 | 123 } |
124 | |
125 /** | |
126 * Outputs a printable representation of this exception's | |
127 * stack trace on the standard error stream. | |
128 * <p> | |
129 * Note: printStackTrace(PrintStream) and printStackTrace(PrintWriter) | |
130 * are not provided in order to maintain compatibility with CLDC. | |
131 * </p> | |
132 */ | |
133 public void printStackTrace () { | |
134 Stderr.formatln( "stacktrace follows (if feature compiled in)" ); | |
158
de2578a843a7
Tango update to rev 3158, TracedException>Exception, fromUtf8z>fromStringz,Fix Bug in MenuItem Thanx to nascent for the report.
Frank Benoit <benoit@tionex.de>
parents:
72
diff
changeset
|
135 foreach( msg; info ){ |
0 | 136 Stderr.formatln( "{}", msg ); |
137 } | |
138 if ( throwable !is null) { | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
139 Stderr.formatln ("*** Stack trace of contained exception ***"); //$NON-NLS-1$ |
158
de2578a843a7
Tango update to rev 3158, TracedException>Exception, fromUtf8z>fromStringz,Fix Bug in MenuItem Thanx to nascent for the report.
Frank Benoit <benoit@tionex.de>
parents:
72
diff
changeset
|
140 foreach( msg; throwable.info ){ |
0 | 141 Stderr.formatln( "{}", msg ); |
142 } | |
59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
10
diff
changeset
|
143 } |
0 | 144 } |
145 | |
146 } | |
147 | |
148 |