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Synchronize access to SDWebImageManager's mutable structures (fix #301)

This commit is contained in:
Olivier Poitrey 2013-02-16 17:40:17 +01:00
parent a8a398386b
commit b27d5719c2
1 changed files with 21 additions and 6 deletions
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27
SDWebImage/SDWebImageManager.m
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@ -83,7 +83,10 @@
return operation;
}
[self.runningOperations addObject:operation];
@synchronized(self.runningOperations)
{
[self.runningOperations addObject:operation];
}
NSString *key = [self cacheKeyForURL:url];
[self.imageCache queryDiskCacheForKey:key done:^(UIImage *image, SDImageCacheType cacheType)
@ -93,7 +96,10 @@
if (image)
{
completedBlock(image, nil, cacheType, YES);
[self.runningOperations removeObject:operation];
@synchronized(self.runningOperations)
{
[self.runningOperations removeObject:operation];
}
}
else
{
@ -108,7 +114,10 @@
{
if (error.code != NSURLErrorNotConnectedToInternet)
{
[self.failedURLs addObject:url];
@synchronized(self.failedURLs)
{
[self.failedURLs addObject:url];
}
}
}
else if (downloadedImage && finished)
@ -119,7 +128,10 @@
if (finished)
{
[self.runningOperations removeObject:operation];
@synchronized(self.runningOperations)
{
[self.runningOperations removeObject:operation];
}
}
}];
operation.cancelBlock = ^{[subOperation cancel];};
@ -131,8 +143,11 @@
- (void)cancelAll
{
[self.runningOperations makeObjectsPerformSelector:@selector(cancel)];
[self.runningOperations removeAllObjects];
@synchronized(self.runningOperations)
{
[self.runningOperations makeObjectsPerformSelector:@selector(cancel)];
[self.runningOperations removeAllObjects];
}
}
- (BOOL)isRunning