Mercurial > projects > dwt-win
annotate dwt/DWTException.d @ 206:cca980503056
sync with dwt-linux, removed the simple.d
| author | Frank Benoit <benoit@tionex.de> |
|---|---|
| date | Wed, 16 Apr 2008 20:36:50 +0200 |
| parents | dc7db4338dbe |
| children | ab60f3309436 |
| rev | line source |
|---|---|
|
48
9a64a7781bab
Added override and alias, first chunk. Thanks torhu for doing this patch.
Frank Benoit <benoit@tionex.de>
parents:
4
diff
changeset
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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 | |
| 10 * Port to the D programming language: | |
| 11 * Frank Benoit <benoit@tionex.de> | |
| 12 *******************************************************************************/ | |
| 13 module dwt.DWTException; | |
| 14 | |
| 15 import dwt.DWT; | |
| 16 | |
| 17 import tango.core.Exception; | |
| 18 import tango.io.Stdout; | |
| 19 | |
| 20 /** | |
| 21 * This runtime exception is thrown whenever a recoverable error | |
| 22 * occurs internally in DWT. The message text and error code | |
| 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, | |
| 29 * but DWT is left in a known stable state (eg. a widget call | |
| 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 * | |
| 34 * @see DWTError | |
| 35 */ | |
| 36 | |
|
57
41dbc4d9faab
Update to tango trunk -r3152. Thanks DavidLeon for the adjustment of TracedException to Exception and creating the patch.
Frank Benoit <benoit@tionex.de>
parents:
48
diff
changeset
|
37 public class DWTException : Exception { |
| 0 | 38 /** |
| 39 * The DWT error code, one of DWT.ERROR_*. | |
| 40 */ | |
| 41 public int code; | |
| 42 | |
| 43 /** | |
| 44 * The underlying throwable that caused the problem, | |
| 45 * or null if this information is not available. | |
| 46 */ | |
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cca980503056
sync with dwt-linux, removed the simple.d
Frank Benoit <benoit@tionex.de>
parents:
59
diff
changeset
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47 public Exception throwable( Exception e ){ |
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cca980503056
sync with dwt-linux, removed the simple.d
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parents:
59
diff
changeset
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48 this.next = e; |
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cca980503056
sync with dwt-linux, removed the simple.d
Frank Benoit <benoit@tionex.de>
parents:
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49 return this.next; |
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cca980503056
sync with dwt-linux, removed the simple.d
Frank Benoit <benoit@tionex.de>
parents:
59
diff
changeset
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50 } |
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cca980503056
sync with dwt-linux, removed the simple.d
Frank Benoit <benoit@tionex.de>
parents:
59
diff
changeset
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51 public Exception throwable(){ |
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cca980503056
sync with dwt-linux, removed the simple.d
Frank Benoit <benoit@tionex.de>
parents:
59
diff
changeset
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52 return this.next; |
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cca980503056
sync with dwt-linux, removed the simple.d
Frank Benoit <benoit@tionex.de>
parents:
59
diff
changeset
|
53 } |
|
cca980503056
sync with dwt-linux, removed the simple.d
Frank Benoit <benoit@tionex.de>
parents:
59
diff
changeset
|
54 |
| 0 | 55 |
| 56 //static final long serialVersionUID = 3257282552304842547L; | |
| 57 | |
| 58 /** | |
| 59 * Constructs a new instance of this class with its | |
| 60 * stack trace filled in. The error code is set to an | |
| 61 * unspecified value. | |
| 62 */ | |
| 63 public this () { | |
| 64 this (DWT.ERROR_UNSPECIFIED); | |
| 65 } | |
| 66 | |
| 67 /** | |
| 68 * Constructs a new instance of this class with its | |
| 69 * stack trace and message filled in. The error code is | |
| 70 * set to an unspecified value. Specifying <code>null</code> | |
| 71 * as the message is equivalent to specifying an empty string. | |
| 72 * | |
| 73 * @param message the detail message for the exception | |
| 74 */ | |
| 75 public this (char[] message) { | |
| 76 this (DWT.ERROR_UNSPECIFIED, message); | |
| 77 } | |
| 78 | |
| 79 /** | |
| 80 * Constructs a new instance of this class with its | |
| 81 * stack trace and error code filled in. | |
| 82 * | |
| 83 * @param code the DWT error code | |
| 84 */ | |
| 85 public this (int code) { | |
| 86 this (code, DWT.findErrorText (code)); | |
| 87 } | |
| 88 | |
| 89 /** | |
| 90 * Constructs a new instance of this class with its | |
| 91 * stack trace, error code and message filled in. | |
| 92 * Specifying <code>null</code> as the message is | |
| 93 * equivalent to specifying an empty string. | |
| 94 * | |
| 95 * @param code the DWT error code | |
| 96 * @param message the detail message for the exception | |
| 97 */ | |
| 98 public this (int code, char[] message) { | |
| 99 super (message); | |
| 100 this.code = code; | |
| 101 } | |
| 102 | |
| 103 /** | |
| 104 * Returns the underlying throwable that caused the problem, | |
| 105 * or null if this information is not available. | |
| 106 * <p> | |
| 107 * NOTE: This method overrides Throwable.getCause() that was | |
| 108 * added to JDK1.4. It is necessary to override this method | |
| 109 * in order for inherited printStackTrace() methods to work. | |
| 110 * </p> | |
| 111 * @return the underlying throwable | |
| 112 * | |
| 113 * @since 3.1 | |
| 114 */ | |
|
57
41dbc4d9faab
Update to tango trunk -r3152. Thanks DavidLeon for the adjustment of TracedException to Exception and creating the patch.
Frank Benoit <benoit@tionex.de>
parents:
48
diff
changeset
|
115 public Exception getCause() { |
| 0 | 116 return throwable; |
| 117 } | |
| 118 | |
| 119 /** | |
| 120 * Returns the string describing this DWTException object. | |
| 121 * <p> | |
| 122 * It is combined with the message string of the Throwable | |
| 123 * which caused this DWTException (if this information is available). | |
| 124 * </p> | |
| 125 * @return the error message string of this DWTException object | |
| 126 */ | |
| 127 public char[] getMessage () { | |
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cca980503056
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parents:
59
diff
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128 if (throwable is null) return super.toString (); |
| 0 | 129 return super.toString () ~ " (" ~ throwable.toString () ~ ")"; //$NON-NLS-1$ //$NON-NLS-2$ |
| 130 } | |
| 131 | |
| 132 /** | |
| 133 * Outputs a printable representation of this exception's | |
| 134 * stack trace on the standard error stream. | |
| 135 * <p> | |
| 136 * Note: printStackTrace(PrintStream) and printStackTrace(PrintWriter) | |
| 137 * are not provided in order to maintain compatibility with CLDC. | |
| 138 * </p> | |
| 139 */ | |
| 140 public void printStackTrace () { | |
| 141 Stderr.formatln( "stacktrace follows (if feature compiled in)" ); | |
| 59 | 142 foreach( msg; info ){ |
| 0 | 143 Stderr.formatln( "{}", msg ); |
| 144 } | |
| 145 if ( throwable !is null) { | |
| 146 Stderr.formatln ("*** Stack trace of contained exception ***"); //$NON-NLS-1$ | |
| 59 | 147 foreach( msg; throwable.info ){ |
| 0 | 148 Stderr.formatln( "{}", msg ); |
| 149 } | |
| 150 } | |
| 151 } | |
| 152 | |
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4
bf9fe45b4422
C, Platform, Point, Rectangle
Frank Benoit <benoit@tionex.de>
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153 } |
| 0 | 154 |
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cca980503056
sync with dwt-linux, removed the simple.d
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parents:
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155 |