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* EOAccess/EODatabaseContext.m (-forgetSnapshotForGlobalID:):

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Handle deleted globalIDs correctly.
        (-forgetSnapshotsForGlobalIDs:): Ditto.
        (-_commitTransaction, -_beginTransaction): Ditto.
        (-_rollbackTransaction): Implement.


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gdl2/trunk@20836 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
David Ayers 2005-03-03 14:00:42 +00:00
parent 6a28dfbc6e
commit 1f9afe4934
2 changed files with 59 additions and 35 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
2005-03-03 David Ayers <d.ayers@inode.at>
* EOAccess/EODatabaseContext.m (-forgetSnapshotForGlobalID:):
Handle deleted globalIDs correctly.
(-forgetSnapshotsForGlobalIDs:): Ditto.
(-_commitTransaction, -_beginTransaction): Ditto.
(-_rollbackTransaction): Implement.
2005-03-03 Matt Rice <ratmice@yahoo.com>
David Ayers <d.ayers@inode.at>

86
EOAccess/EODatabaseContext.m
View file

@ -6334,22 +6334,24 @@ Raises an exception is the adaptor is unable to perform the operations.
if ([_uniqueStack count] > 0)
{
NSMutableDictionary *snapshots = [_uniqueStack lastObject];
NSMutableDictionary *uniqueSS = [_uniqueStack lastObject];
NSMutableDictionary *uniqArSS = [_uniqueArrayStack lastObject];
NSMutableSet *deleteSS = [_deleteStack lastObject];
//call _deleteStack lastObject
[snapshots removeObjectForKey: gid];
snapshots = [_uniqueArrayStack lastObject];
[snapshots removeObjectForKey: gid];
[deleteSS addObject: gid];
[uniqueSS removeObjectForKey: gid];
[uniqArSS removeObjectForKey: gid];
}
[_database forgetSnapshotForGlobalID: gid]; //MG Really here ?
EOFLOGObjectFnStop();
}
- (void)forgetSnapshotsForGlobalIDs: (NSArray *)gids
{
unsigned i, n;
unsigned i, j, n, m;
NSMutableDictionary *snapshots;
NSMutableSet *deleteGIDs;
EOGlobalID *gid;
EOFLOGObjectFnStart();
n = [_uniqueStack count];
@ -6367,7 +6369,8 @@ Raises an exception is the adaptor is unable to perform the operations.
n = [_uniqueArrayStack count];
if (n>0)
{
IMP oaiIMP=[_uniqueArrayStack methodForSelector: @selector(objectAtIndex:)];
IMP oaiIMP
= [_uniqueArrayStack methodForSelector: @selector(objectAtIndex:)];
for (i=0; i<n; i++)
{
@ -6380,12 +6383,19 @@ Raises an exception is the adaptor is unable to perform the operations.
if (n>0)
{
IMP oaiIMP=[_deleteStack methodForSelector: @selector(objectAtIndex:)];
IMP oaiIMP2=[gids methodForSelector: @selector(objectAtIndex:)];
m = [gids count];
for (i=0; i<n; i++)
{
snapshots = GDL2_ObjectAtIndexWithImp(_deleteStack,oaiIMP,i);
[snapshots removeObjectsForKeys: gids];
deleteGIDs = GDL2_ObjectAtIndexWithImp(_deleteStack,oaiIMP,i);
for (j=0; j<m; j++)
{
gid = GDL2_ObjectAtIndexWithImp(gids, oaiIMP2, j);
[deleteGIDs removeObject: gid];
}
}
};
}
[_database forgetSnapshotsForGlobalIDs: gids];
EOFLOGObjectFnStop();
@ -6693,48 +6703,54 @@ Raises an exception is the adaptor is unable to perform the operations.
}
}
- (void) _rollbackTransaction
{ // TODO
- (void)_rollbackTransaction
{
EOFLOGObjectFnStart();
NSEmitTODO();
[self notImplemented: _cmd];
if ([_uniqueStack count] > 0)
{
[self forgetAllLocks];
[_uniqueStack removeLastObject];
[_uniqueArrayStack removeLastObject];
[_deleteStack removeLastObject];
}
EOFLOGObjectFnStop();
}
- (void) _commitTransaction
- (void)_commitTransaction
{
EOFLOGObjectFnStart();
NSEmitTODO();
NSDebugMLLog(@"EODatabaseContext", @"self=%p _uniqueStack %p=%@",
self, _uniqueStack, _uniqueStack);
if ([_uniqueStack count] > 0)
{
NSMutableDictionary *snapshotsDict = AUTORELEASE(RETAIN([_uniqueStack lastObject]));
NSMutableDictionary *toManySnapshotsDict = AUTORELEASE(RETAIN([_uniqueArrayStack
lastObject]));
/*NSMutableDictionary *deleteSnapshotsDict
= AUTORELEASE(RETAIN([_deleteStack lastObject]));*/ //??
NSMutableDictionary *snapshotsDict
= [_uniqueStack lastObject];
NSMutableDictionary *toManySnapshotsDict
= [_uniqueArrayStack lastObject];
NSMutableSet *deleteSnapshotsSet
= [_deleteStack lastObject];
NSEnumerator *deletedGIDEnum
= [deleteSnapshotsSet objectEnumerator];
EOGlobalID *gid;
[_uniqueStack removeLastObject];
[_uniqueArrayStack removeLastObject];
[_deleteStack removeLastObject];
[self forgetAllLocks];
while ((gid = [deletedGIDEnum nextObject]))
{
[_database forgetSnapshotForGlobalID: gid];
}
[_database recordSnapshots: snapshotsDict];
[_database recordToManySnapshots: toManySnapshotsDict];
/* //TODO
if (moified ojects)
call forgetSnapshotForGlobalID: ...
<<<<
DESTROY(_modifiedObjects);
*/
[self forgetAllLocks];
[_uniqueStack removeLastObject];
[_uniqueArrayStack removeLastObject];
[_deleteStack removeLastObject];
}
NSDebugMLLog(@"EODatabaseContext", @"self=%p _uniqueStack %p=%@",
@ -6749,7 +6765,7 @@ Raises an exception is the adaptor is unable to perform the operations.
[_uniqueStack addObject: [NSMutableDictionary dictionary]];
[_uniqueArrayStack addObject: [NSMutableDictionary dictionary]];
[_deleteStack addObject: [NSMutableDictionary dictionary]]; //TODO: put an object in the dictionary
[_deleteStack addObject: [NSMutableSet set]];
NSDebugMLLog(@"EODatabaseContext", @"self=%p _uniqueStack %p=%@",
self, _uniqueStack, _uniqueStack);