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有人可以幫我嗎?新的iPhone開發人員。我在Core Data中發生內存泄漏,我不知道如何解決它。我在一個UIViewController運行這個方法好幾次(我不使用表Viiew):核心數據中的內存泄漏
-(void)fetchEvents: (NSString *) predicateSearch localEvent:thisEvent {
NSManagedObjectContext *context = [thisEvent managedObjectContext];
NSFetchRequest *request = [[NSFetchRequest alloc] init];
NSEntityDescription *entity = [thisEvent entity];
[request setEntity:entity];
NSSortDescriptor *sortDescriptor = [[NSSortDescriptor alloc] initWithKey:@"name" ascending:YES];
NSArray *sortDescriptors = [[NSArray alloc] initWithObjects:sortDescriptor, nil];
[request setSortDescriptors:sortDescriptors];
[sortDescriptors release];
[sortDescriptor release];
// Predicate for main screen
NSPredicate *predicate = [NSPredicate predicateWithFormat:@"type matches %@", predicateSearch];
[request setPredicate:predicate];
NSError *error;
NSArray *fetchResults = [context executeFetchRequest:request error:&error];
if (fetchResults == nil) {
NSLog(@"Unresolved error %@, %@", error, [error userInfo]);
}
[self setMyPhotoEventsArray:fetchResults];
[request release];
} // fetchEvents
而且我得到的儀器,這些內存泄漏:!
Leaked Object # Address Size Responsible Library Responsible Frame
_PFArray 3 <multiple> 96 CoreData -[NSSQLCore _prepareResultsFromResultSet:usingFetchPlan:withMatchingRows:]
Leaked Object # Address Size Responsible Library Responsible Frame
GeneralBlock-32 2 <multiple> 64 CoreData PF_ALLOCATE_OBJECT_ARRAY
的方法運行正常,但是,我不斷收到這些泄漏
感謝您的回覆。我會研究這一點,讓我困惑的部分是從Core Data獲取所有這些泄漏。 – Wilmer 2011-01-29 14:50:29