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annotate dwt/DWTException.d @ 364:2bcb17ebe0be default tip
fix: thx torhu
| author | Frank Benoit <benoit@tionex.de> |
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| date | Sun, 08 Nov 2009 20:57:46 +0100 |
| parents | 4bffbf81e2d6 |
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| rev | line source |
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| 72 | 1 /******************************************************************************* |
| 259 | 2 * Copyright (c) 2000, 2008 IBM Corporation and others. |
| 0 | 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 |
| 238 | 15 import dwt.dwthelper.utils; |
| 16 | |
| 71 | 17 import dwt.DWT; |
| 0 | 18 |
| 19 import tango.core.Exception; | |
| 20 | |
| 21 /** | |
| 22 * This runtime exception is thrown whenever a recoverable error | |
| 71 | 23 * occurs internally in DWT. The message text and error code |
| 0 | 24 * provide a further description of the problem. The exception |
| 25 * has a <code>throwable</code> field which holds the underlying | |
| 26 * exception that caused the problem (if this information is | |
| 27 * available (i.e. it may be null)). | |
| 28 * <p> | |
| 29 * SWTExceptions are thrown when something fails internally, | |
| 71 | 30 * but DWT is left in a known stable state (eg. a widget call |
| 0 | 31 * was made from a non-u/i thread, or there is failure while |
| 32 * reading an Image because the source file was corrupt). | |
| 33 * </p> | |
| 34 * | |
| 71 | 35 * @see DWTError |
| 259 | 36 * @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a> |
| 0 | 37 */ |
| 38 | |
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39 public class DWTException : Exception { |
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40 /** |
| 71 | 41 * The DWT error code, one of DWT.ERROR_*. |
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42 */ |
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43 public int code; |
| 0 | 44 |
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45 /** |
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46 * The underlying throwable that caused the problem, |
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47 * or null if this information is not available. |
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48 */ |
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49 public Exception throwable( Exception e ){ |
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50 this.next = e; |
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51 return this.next; |
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52 } |
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53 public Exception throwable(){ |
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54 return this.next; |
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55 } |
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56 |
| 0 | 57 |
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58 //static final long serialVersionUID = 3257282552304842547L; |
| 0 | 59 |
| 60 /** | |
| 61 * Constructs a new instance of this class with its | |
| 62 * stack trace filled in. The error code is set to an | |
| 63 * unspecified value. | |
| 64 */ | |
| 65 public this () { | |
| 71 | 66 this (DWT.ERROR_UNSPECIFIED); |
| 0 | 67 } |
| 68 | |
| 69 /** | |
| 70 * Constructs a new instance of this class with its | |
| 71 * stack trace and message filled in. The error code is | |
| 72 * set to an unspecified value. Specifying <code>null</code> | |
| 73 * as the message is equivalent to specifying an empty string. | |
| 74 * | |
| 75 * @param message the detail message for the exception | |
| 76 */ | |
| 238 | 77 public this (String message) { |
| 71 | 78 this (DWT.ERROR_UNSPECIFIED, message); |
| 0 | 79 } |
| 80 | |
| 81 /** | |
| 82 * Constructs a new instance of this class with its | |
| 83 * stack trace and error code filled in. | |
| 84 * | |
| 71 | 85 * @param code the DWT error code |
| 0 | 86 */ |
| 87 public this (int code) { | |
| 71 | 88 this (code, DWT.findErrorText (code)); |
| 0 | 89 } |
| 90 | |
| 91 /** | |
| 92 * Constructs a new instance of this class with its | |
| 93 * stack trace, error code and message filled in. | |
| 94 * Specifying <code>null</code> as the message is | |
| 95 * equivalent to specifying an empty string. | |
| 96 * | |
| 71 | 97 * @param code the DWT error code |
| 0 | 98 * @param message the detail message for the exception |
| 99 */ | |
| 238 | 100 public this (int code, String message) { |
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101 super (message); |
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8cec8f536af3
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parents:
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102 this.code = code; |
| 0 | 103 } |
| 104 | |
| 105 /** | |
| 106 * Returns the underlying throwable that caused the problem, | |
| 107 * or null if this information is not available. | |
| 108 * <p> | |
| 109 * NOTE: This method overrides Throwable.getCause() that was | |
| 110 * added to JDK1.4. It is necessary to override this method | |
| 111 * in order for inherited printStackTrace() methods to work. | |
| 112 * </p> | |
| 113 * @return the underlying throwable | |
| 114 * | |
| 115 * @since 3.1 | |
| 116 */ | |
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de2578a843a7
Tango update to rev 3158, TracedException>Exception, fromUtf8z>fromStringz,Fix Bug in MenuItem Thanx to nascent for the report.
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parents:
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117 public Exception getCause() { |
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parents:
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118 return throwable; |
| 0 | 119 } |
| 120 | |
| 121 /** | |
| 71 | 122 * Returns the string describing this DWTException object. |
| 0 | 123 * <p> |
| 124 * It is combined with the message string of the Throwable | |
| 71 | 125 * which caused this DWTException (if this information is available). |
| 0 | 126 * </p> |
| 71 | 127 * @return the error message string of this DWTException object |
| 0 | 128 */ |
| 238 | 129 public String getMessage () { |
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130 if (throwable is null) return super.toString (); |
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8cec8f536af3
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Frank Benoit <benoit@tionex.de>
parents:
10
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131 return super.toString () ~ " (" ~ throwable.toString () ~ ")"; //$NON-NLS-1$ //$NON-NLS-2$ |
| 0 | 132 } |
| 133 | |
| 134 /** | |
| 135 * Outputs a printable representation of this exception's | |
| 136 * stack trace on the standard error stream. | |
| 137 * <p> | |
| 138 * Note: printStackTrace(PrintStream) and printStackTrace(PrintWriter) | |
| 139 * are not provided in order to maintain compatibility with CLDC. | |
| 140 * </p> | |
| 141 */ | |
| 142 public void printStackTrace () { | |
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143 getDwtLogger().error( "stacktrace follows (if feature compiled in)" ); |
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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
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144 foreach( msg; info ){ |
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145 getDwtLogger().error( "{}", msg ); |
| 0 | 146 } |
| 147 if ( throwable !is null) { | |
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148 getDwtLogger().error ("*** Stack trace of contained exception ***"); //$NON-NLS-1$ |
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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
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149 foreach( msg; throwable.info ){ |
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150 getDwtLogger().error( "{}", msg ); |
| 0 | 151 } |
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59
8cec8f536af3
All D sources complete gvim retab (4 spaces), bug with Composite moveAbove/moveBelow fixed.
Frank Benoit <benoit@tionex.de>
parents:
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152 } |
| 0 | 153 } |
| 154 | |
| 155 } | |
| 156 | |
| 157 |