2 * Copyright (C) 2005 The Mir-coders group
4 * This file is part of Mir.
6 * Mir is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Mir is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Mir; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 * In addition, as a special exception, The Mir-coders gives permission to link
21 * the code of this program with any library licensed under the Apache Software License.
22 * You must obey the GNU General Public License in all respects for all of the code used
23 * other than the above mentioned libraries. If you modify this file, you may extend this
24 * exception to your version of the file, but you are not obligated to do so.
25 * If you do not wish to do so, delete this exception statement from your version.
27 package mir.entity.adapter;
29 import java.util.HashMap;
32 import mir.entity.Entity;
33 import mir.storage.Database;
35 public class EntityAdapterModel {
36 private Map entityAdapterMappings;
38 public EntityAdapterModel() {
39 entityAdapterMappings = new HashMap();
42 public EntityAdapter makeEntityAdapter( String aName, Entity anEntity ) {
43 Mapping mapping = getMappingForName( aName );
45 return mapping.getDefinition().makeEntityAdapter( anEntity, this );
48 public EntityAdapter createNewEntity( String aName ) throws EntityAdapterExc {
50 Mapping mapping = getMappingForName(aName);
51 Entity entity = mapping.database.createNewEntity();
53 return mapping.getDefinition().makeEntityAdapter(entity, this);
56 throw new EntityAdapterFailure(t);
60 public void addMapping(String aName, Database aDatabase, EntityAdapterDefinition aDefinition ) {
61 entityAdapterMappings.put(aName, new Mapping(aDatabase, aDefinition));
64 public Mapping getMappingForName( String aName ) {
65 if (!entityAdapterMappings.containsKey(aName))
66 throw new EntityAdapterFailure("'" + aName + "' not present in model", null);
68 return (Mapping) entityAdapterMappings.get( aName );
71 public class Mapping {
72 private Database database;
73 private EntityAdapterDefinition definition;
75 public Mapping(Database aDatabase, EntityAdapterDefinition aDefinition ) {
77 definition = aDefinition;
80 public Database getDatabase() {
84 public EntityAdapterDefinition getDefinition() {