Mercurial > projects > dwt2
annotate org.eclipse.swt.gtk.linux.x86/src/org/eclipse/swt/SWTException.d @ 50:d5075f5226e5
[swt lin]
author | Frank Benoit <benoit@tionex.de> |
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date | Fri, 27 Mar 2009 15:30:20 +0100 |
parents | 7a2dd761a8b2 |
children |
rev | line source |
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25 | 1 /******************************************************************************* |
2 * Copyright (c) 2000, 2008 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 | |
10 * Port to the D programming language: | |
11 * Frank Benoit <benoit@tionex.de> | |
12 *******************************************************************************/ | |
13 module org.eclipse.swt.SWTException; | |
14 | |
15 import java.lang.all; | |
16 | |
17 import org.eclipse.swt.SWT; | |
18 | |
26 | 19 version(Tango){ |
20 } else { // Phobos | |
21 } | |
25 | 22 |
23 /** | |
24 * This runtime exception is thrown whenever a recoverable error | |
25 * occurs internally in SWT. The message text and error code | |
26 * provide a further description of the problem. The exception | |
27 * has a <code>throwable</code> field which holds the underlying | |
28 * exception that caused the problem (if this information is | |
29 * available (i.e. it may be null)). | |
30 * <p> | |
31 * SWTExceptions are thrown when something fails internally, | |
32 * but SWT is left in a known stable state (eg. a widget call | |
33 * was made from a non-u/i thread, or there is failure while | |
34 * reading an Image because the source file was corrupt). | |
35 * </p> | |
36 * | |
37 * @see SWTError | |
38 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> | |
39 */ | |
40 | |
41 public class SWTException : Exception { | |
42 /** | |
43 * The SWT error code, one of SWT.ERROR_*. | |
44 */ | |
45 public int code; | |
46 | |
47 /** | |
48 * The underlying throwable that caused the problem, | |
49 * or null if this information is not available. | |
50 */ | |
50 | 51 public Throwable throwable( Throwable e ){ |
25 | 52 this.next = e; |
53 return this.next; | |
54 } | |
50 | 55 public Throwable throwable(){ |
25 | 56 return this.next; |
57 } | |
58 | |
59 | |
49
7a2dd761a8b2
more work until dmd 2.026 linux segfaults.
Frank Benoit <benoit@tionex.de>
parents:
48
diff
changeset
|
60 //static const long serialVersionUID = 3257282552304842547L; |
25 | 61 |
62 /** | |
63 * Constructs a new instance of this class with its | |
64 * stack trace filled in. The error code is set to an | |
65 * unspecified value. | |
66 */ | |
67 public this () { | |
68 this (SWT.ERROR_UNSPECIFIED); | |
69 } | |
70 | |
71 /** | |
72 * Constructs a new instance of this class with its | |
73 * stack trace and message filled in. The error code is | |
74 * set to an unspecified value. Specifying <code>null</code> | |
75 * as the message is equivalent to specifying an empty string. | |
76 * | |
77 * @param message the detail message for the exception | |
78 */ | |
79 public this (String message) { | |
80 this (SWT.ERROR_UNSPECIFIED, message); | |
81 } | |
82 | |
83 /** | |
84 * Constructs a new instance of this class with its | |
85 * stack trace and error code filled in. | |
86 * | |
87 * @param code the SWT error code | |
88 */ | |
89 public this (int code) { | |
90 this (code, SWT.findErrorText (code)); | |
91 } | |
92 | |
93 /** | |
94 * Constructs a new instance of this class with its | |
95 * stack trace, error code and message filled in. | |
96 * Specifying <code>null</code> as the message is | |
97 * equivalent to specifying an empty string. | |
98 * | |
99 * @param code the SWT error code | |
100 * @param message the detail message for the exception | |
101 */ | |
102 public this (int code, String message) { | |
103 super (message); | |
104 this.code = code; | |
105 } | |
106 | |
107 /** | |
108 * Returns the underlying throwable that caused the problem, | |
109 * or null if this information is not available. | |
110 * <p> | |
111 * NOTE: This method overrides Throwable.getCause() that was | |
112 * added to JDK1.4. It is necessary to override this method | |
113 * in order for inherited printStackTrace() methods to work. | |
114 * </p> | |
115 * @return the underlying throwable | |
116 * | |
117 * @since 3.1 | |
118 */ | |
50 | 119 public Throwable getCause() { |
25 | 120 return throwable; |
121 } | |
122 | |
123 /** | |
124 * Returns the string describing this SWTException object. | |
125 * <p> | |
126 * It is combined with the message string of the Throwable | |
127 * which caused this SWTException (if this information is available). | |
128 * </p> | |
129 * @return the error message string of this SWTException object | |
130 */ | |
131 public String getMessage () { | |
132 if (throwable is null) return super.toString (); | |
133 return super.toString () ~ " (" ~ throwable.toString () ~ ")"; //$NON-NLS-1$ //$NON-NLS-2$ | |
134 } | |
135 | |
136 /** | |
137 * Outputs a printable representation of this exception's | |
138 * stack trace on the standard error stream. | |
139 * <p> | |
140 * Note: printStackTrace(PrintStream) and printStackTrace(PrintWriter) | |
141 * are not provided in order to maintain compatibility with CLDC. | |
142 * </p> | |
143 */ | |
144 public void printStackTrace () { | |
145 getDwtLogger().error( __FILE__, __LINE__, "stacktrace follows (if feature compiled in)" ); | |
146 foreach( msg; info ){ | |
147 getDwtLogger().error( __FILE__, __LINE__, "{}", msg ); | |
148 } | |
149 if ( throwable !is null) { | |
150 getDwtLogger().error ( __FILE__, __LINE__, "*** Stack trace of contained exception ***"); //$NON-NLS-1$ | |
151 foreach( msg; throwable.info ){ | |
152 getDwtLogger().error( __FILE__, __LINE__, "{}", msg ); | |
153 } | |
154 } | |
155 } | |
156 | |
157 } | |
158 | |
159 |