2 Copyright (C) 2000-2003 SKYRIX Software AG
4 This file is part of OGo
6 OGo is free software; you can redistribute it and/or modify it under
7 the terms of the GNU Lesser General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
11 OGo is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
14 License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with OGo; see the file COPYING. If not, write to the
18 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
23 #include <EOControl/EODataSource.h>
24 #include <EOControl/EOClassDescription.h>
27 @implementation EODataSource
35 - (EOClassDescription *)classDescriptionForObjects {
41 - (EODataSource *)dataSourceQualifiedByKey:(NSString *)_relKey {
42 [NSException raise:@"NSInvalidArgumentException"
43 format:@"datasource %@ can't return a ds qualified by key '%@'",
48 - (void)qualifyWithRelationshipKey:(NSString *)_relKey ofObject:(id)_object {
49 [NSException raise:@"NSInvalidArgumentException"
50 format:@"datasource %@ can't qualify by key '%@' of object %@",
51 self, _relKey, _object];
56 - (NSArray *)fetchObjects {
59 - (NSEnumerator *)fetchEnumerator {
60 return [[self fetchObjects] objectEnumerator];
63 - (void)deleteObject:(id)_object {
64 [NSException raise:@"NSInvalidArgumentException"
65 format:@"datasource %@ can't delete object %@",
69 - (void)insertObject:(id)_object {
70 [NSException raise:@"NSInvalidArgumentException"
71 format:@"datasource %@ can't insert object %@",
76 EOClassDescription *cd;
78 if ((cd = [self classDescriptionForObjects]) == nil)
81 return [cd createInstanceWithEditingContext:nil globalID:nil zone:NULL];
84 @end /* EODataSource */