Mercurial > projects > dwt-addons
annotate dwtx/core/commands/common/CommandException.d @ 43:ea8ff534f622
Fix override and super aliases
author | Frank Benoit <benoit@tionex.de> |
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date | Fri, 11 Apr 2008 01:24:25 +0200 |
parents | 6518c18a01f7 |
children | 46a6e0e6ccd4 |
rev | line source |
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1 /******************************************************************************* |
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2 * Copyright (c) 2004, 2005 IBM Corporation and others. |
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3 * All rights reserved. This program and the accompanying materials |
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4 * are made available under the terms of the Eclipse Public License v1.0 |
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5 * which accompanies this distribution, and is available at |
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6 * http://www.eclipse.org/legal/epl-v10.html |
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7 * |
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8 * Contributors: |
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9 * IBM Corporation - initial API and implementation |
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10 * Port to the D programming language: |
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11 * Frank Benoit <benoit@tionex.de> |
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12 *******************************************************************************/ |
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13 module dwtx.core.commands.common.CommandException; |
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14 |
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15 import dwt.dwthelper.utils; |
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16 |
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17 /** |
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18 * Signals that an exception occured within the command architecture. |
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19 * <p> |
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20 * This class is not intended to be extended by clients. |
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21 * </p> |
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22 * |
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23 * @since 3.1 |
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24 */ |
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25 public abstract class CommandException : Exception { |
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26 |
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27 /** |
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28 * This member variable is required here to allow us to compile against JCL |
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29 * foundation libraries. The value may be <code>null</code>. |
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30 */ |
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31 // private Exception cause; |
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32 |
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33 /** |
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34 * Creates a new instance of this class with the specified detail message. |
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35 * |
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36 * @param message |
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37 * the detail message; may be <code>null</code>. |
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38 */ |
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39 public this(String message) { |
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40 super(message); |
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41 } |
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42 |
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43 /** |
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44 * Creates a new instance of this class with the specified detail message |
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45 * and cause. |
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46 * |
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47 * @param message |
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48 * the detail message; may be <code>null</code>. |
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49 * @param cause |
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50 * the cause; may be <code>null</code>. |
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51 */ |
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52 public this(String message, Exception cause) { |
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53 super(message); |
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54 // don't pass the cause to super, to allow compilation against JCL Foundation |
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55 this.next = cause; |
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56 } |
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57 |
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58 /** |
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59 * Returns the cause of this throwable or <code>null</code> if the |
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60 * cause is nonexistent or unknown. |
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61 * |
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62 * @return the cause or <code>null</code> |
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63 */ |
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64 public /+override+/ Exception getCause() { |
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65 return next; |
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66 } |
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67 |
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68 } |