| Classes in this File | Line Coverage | Branch Coverage | Complexity | |||||||
| EOGlobalID |
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| 1.0;1 |
| 1 | /* |
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| 2 | Wotonomy: OpenStep design patterns for pure Java applications. |
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| 3 | Copyright (C) 2001 Michael Powers |
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| 4 | ||
| 5 | This library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | ||
| 10 | This library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | ||
| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with this library; if not, see http://www.gnu.org |
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| 17 | */ |
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| 18 | ||
| 19 | package net.wotonomy.control; |
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| 20 | ||
| 21 | import java.io.Serializable; |
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| 22 | ||
| 23 | /** |
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| 24 | * A pure java implementation of EOGlobalID. |
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| 25 | * |
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| 26 | * @author michael@mpowers.net |
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| 27 | * @author $Author: cgruber $ |
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| 28 | * @version $Revision: 893 $ |
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| 29 | */ |
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| 30 | 0 | public abstract class EOGlobalID implements Cloneable, Serializable |
| 31 | { |
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| 32 | /** |
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| 33 | * ObjectStores broadcast this notification when they |
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| 34 | * replace a temporary global id with a permanent one. |
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| 35 | * EditingContexts listen for these notifications to |
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| 36 | * update their mapping of global ids to objects. |
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| 37 | * The object of the notification is null, and the user |
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| 38 | * info contains a mapping of the old temporary ids to |
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| 39 | * the new permanent ids. |
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| 40 | */ |
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| 41 | public static final String GlobalIDChangedNotification |
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| 42 | = "GlobalIDChangedNotification"; |
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| 43 | ||
| 44 | /** |
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| 45 | * Returns whether this id is a temporary id. |
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| 46 | * Temporary ids are generated for newly created |
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| 47 | * objects that have not been persisted. When |
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| 48 | * persisted, the temporary id is discarded in favor |
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| 49 | * of the one generated by the object store. |
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| 50 | */ |
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| 51 | public abstract boolean isTemporary(); |
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| 52 | ||
| 53 | /** |
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| 54 | * Returns a copy of this object. |
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| 55 | * This implementation calls super.clone(). |
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| 56 | */ |
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| 57 | public Object clone() throws CloneNotSupportedException |
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| 58 | { |
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| 59 | 0 | return super.clone(); |
| 60 | } |
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| 61 | } |
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| 62 | ||
| 63 | /* |
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| 64 | * $Log$ |
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| 65 | * Revision 1.1 2006/02/16 13:19:57 cgruber |
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| 66 | * Check in all sources in eclipse-friendly maven-enabled packages. |
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| 67 | * |
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| 68 | * Revision 1.4 2001/04/29 22:02:45 mpowers |
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| 69 | * Work on id transposing between editing contexts. |
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| 70 | * |
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| 71 | * Revision 1.3 2001/03/15 21:10:26 mpowers |
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| 72 | * Implemented global id re-registration for newly saved inserts. |
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| 73 | * |
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| 74 | * Revision 1.2 2001/02/15 21:13:30 mpowers |
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| 75 | * First draft implementation is complete. Now on to debugging. |
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| 76 | * |
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| 77 | * Revision 1.1 2001/02/05 03:45:37 mpowers |
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| 78 | * Starting work on EOEditingContext. |
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| 79 | * |
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| 80 | * |
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| 81 | */ |
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| 82 | ||
| 83 |