561 lines
22 KiB
Objective-C
561 lines
22 KiB
Objective-C
/*
|
|
* This file is part of the SDWebImage package.
|
|
* (c) Olivier Poitrey <rs@dailymotion.com>
|
|
*
|
|
* For the full copyright and license information, please view the LICENSE
|
|
* file that was distributed with this source code.
|
|
*/
|
|
|
|
#import "SDImageCachesManager.h"
|
|
#import "SDImageCachesManagerOperation.h"
|
|
#import "SDImageCache.h"
|
|
#import "SDInternalMacros.h"
|
|
|
|
@interface SDImageCachesManager ()
|
|
|
|
@property (nonatomic, strong, nonnull) NSMutableArray<id<SDImageCache>> *imageCaches;
|
|
|
|
@end
|
|
|
|
@implementation SDImageCachesManager {
|
|
SD_LOCK_DECLARE(_cachesLock);
|
|
}
|
|
|
|
+ (SDImageCachesManager *)sharedManager {
|
|
static dispatch_once_t onceToken;
|
|
static SDImageCachesManager *manager;
|
|
dispatch_once(&onceToken, ^{
|
|
manager = [[SDImageCachesManager alloc] init];
|
|
});
|
|
return manager;
|
|
}
|
|
|
|
- (instancetype)init {
|
|
self = [super init];
|
|
if (self) {
|
|
self.queryOperationPolicy = SDImageCachesManagerOperationPolicySerial;
|
|
self.storeOperationPolicy = SDImageCachesManagerOperationPolicyHighestOnly;
|
|
self.removeOperationPolicy = SDImageCachesManagerOperationPolicyConcurrent;
|
|
self.containsOperationPolicy = SDImageCachesManagerOperationPolicySerial;
|
|
self.clearOperationPolicy = SDImageCachesManagerOperationPolicyConcurrent;
|
|
// initialize with default image caches
|
|
_imageCaches = [NSMutableArray arrayWithObject:[SDImageCache sharedImageCache]];
|
|
SD_LOCK_INIT(_cachesLock);
|
|
}
|
|
return self;
|
|
}
|
|
|
|
- (NSArray<id<SDImageCache>> *)caches {
|
|
SD_LOCK(_cachesLock);
|
|
NSArray<id<SDImageCache>> *caches = [_imageCaches copy];
|
|
SD_UNLOCK(_cachesLock);
|
|
return caches;
|
|
}
|
|
|
|
- (void)setCaches:(NSArray<id<SDImageCache>> *)caches {
|
|
SD_LOCK(_cachesLock);
|
|
[_imageCaches removeAllObjects];
|
|
if (caches.count) {
|
|
[_imageCaches addObjectsFromArray:caches];
|
|
}
|
|
SD_UNLOCK(_cachesLock);
|
|
}
|
|
|
|
#pragma mark - Cache IO operations
|
|
|
|
- (void)addCache:(id<SDImageCache>)cache {
|
|
if (![cache conformsToProtocol:@protocol(SDImageCache)]) {
|
|
return;
|
|
}
|
|
SD_LOCK(_cachesLock);
|
|
[_imageCaches addObject:cache];
|
|
SD_UNLOCK(_cachesLock);
|
|
}
|
|
|
|
- (void)removeCache:(id<SDImageCache>)cache {
|
|
if (![cache conformsToProtocol:@protocol(SDImageCache)]) {
|
|
return;
|
|
}
|
|
SD_LOCK(_cachesLock);
|
|
[_imageCaches removeObject:cache];
|
|
SD_UNLOCK(_cachesLock);
|
|
}
|
|
|
|
#pragma mark - SDImageCache
|
|
|
|
- (id<SDWebImageOperation>)queryImageForKey:(NSString *)key options:(SDWebImageOptions)options context:(SDWebImageContext *)context completion:(SDImageCacheQueryCompletionBlock)completionBlock {
|
|
return [self queryImageForKey:key options:options context:context cacheType:SDImageCacheTypeAll completion:completionBlock];
|
|
}
|
|
|
|
- (id<SDWebImageOperation>)queryImageForKey:(NSString *)key options:(SDWebImageOptions)options context:(SDWebImageContext *)context cacheType:(SDImageCacheType)cacheType completion:(SDImageCacheQueryCompletionBlock)completionBlock {
|
|
if (!key) {
|
|
return nil;
|
|
}
|
|
NSArray<id<SDImageCache>> *caches = self.caches;
|
|
NSUInteger count = caches.count;
|
|
if (count == 0) {
|
|
return nil;
|
|
} else if (count == 1) {
|
|
return [caches.firstObject queryImageForKey:key options:options context:context cacheType:cacheType completion:completionBlock];
|
|
}
|
|
switch (self.queryOperationPolicy) {
|
|
case SDImageCachesManagerOperationPolicyHighestOnly: {
|
|
id<SDImageCache> cache = caches.lastObject;
|
|
return [cache queryImageForKey:key options:options context:context cacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyLowestOnly: {
|
|
id<SDImageCache> cache = caches.firstObject;
|
|
return [cache queryImageForKey:key options:options context:context cacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyConcurrent: {
|
|
SDImageCachesManagerOperation *operation = [SDImageCachesManagerOperation new];
|
|
[operation beginWithTotalCount:caches.count];
|
|
[self concurrentQueryImageForKey:key options:options context:context cacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator operation:operation];
|
|
return operation;
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicySerial: {
|
|
SDImageCachesManagerOperation *operation = [SDImageCachesManagerOperation new];
|
|
[operation beginWithTotalCount:caches.count];
|
|
[self serialQueryImageForKey:key options:options context:context cacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator operation:operation];
|
|
return operation;
|
|
}
|
|
break;
|
|
default:
|
|
return nil;
|
|
break;
|
|
}
|
|
}
|
|
|
|
- (void)storeImage:(UIImage *)image imageData:(NSData *)imageData forKey:(NSString *)key cacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock {
|
|
[self storeImage:image imageData:imageData forKey:key options:0 context:nil cacheType:cacheType completion:completionBlock];
|
|
}
|
|
|
|
- (void)storeImage:(UIImage *)image imageData:(NSData *)imageData forKey:(NSString *)key options:(SDWebImageOptions)options context:(SDWebImageContext *)context cacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock {
|
|
if (!key) {
|
|
return;
|
|
}
|
|
NSArray<id<SDImageCache>> *caches = self.caches;
|
|
NSUInteger count = caches.count;
|
|
if (count == 0) {
|
|
return;
|
|
} else if (count == 1) {
|
|
[caches.firstObject storeImage:image imageData:imageData forKey:key options:options context:context cacheType:cacheType completion:completionBlock];
|
|
return;
|
|
}
|
|
switch (self.storeOperationPolicy) {
|
|
case SDImageCachesManagerOperationPolicyHighestOnly: {
|
|
id<SDImageCache> cache = caches.lastObject;
|
|
[cache storeImage:image imageData:imageData forKey:key options:options context:context cacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyLowestOnly: {
|
|
id<SDImageCache> cache = caches.firstObject;
|
|
[cache storeImage:image imageData:imageData forKey:key options:options context:context cacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyConcurrent: {
|
|
SDImageCachesManagerOperation *operation = [SDImageCachesManagerOperation new];
|
|
[operation beginWithTotalCount:caches.count];
|
|
[self concurrentStoreImage:image imageData:imageData forKey:key options:options context:context cacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator operation:operation];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicySerial: {
|
|
[self serialStoreImage:image imageData:imageData forKey:key options:options context:context cacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator];
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
- (void)removeImageForKey:(NSString *)key cacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock {
|
|
if (!key) {
|
|
return;
|
|
}
|
|
NSArray<id<SDImageCache>> *caches = self.caches;
|
|
NSUInteger count = caches.count;
|
|
if (count == 0) {
|
|
return;
|
|
} else if (count == 1) {
|
|
[caches.firstObject removeImageForKey:key cacheType:cacheType completion:completionBlock];
|
|
return;
|
|
}
|
|
switch (self.removeOperationPolicy) {
|
|
case SDImageCachesManagerOperationPolicyHighestOnly: {
|
|
id<SDImageCache> cache = caches.lastObject;
|
|
[cache removeImageForKey:key cacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyLowestOnly: {
|
|
id<SDImageCache> cache = caches.firstObject;
|
|
[cache removeImageForKey:key cacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyConcurrent: {
|
|
SDImageCachesManagerOperation *operation = [SDImageCachesManagerOperation new];
|
|
[operation beginWithTotalCount:caches.count];
|
|
[self concurrentRemoveImageForKey:key cacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator operation:operation];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicySerial: {
|
|
[self serialRemoveImageForKey:key cacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator];
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
- (void)containsImageForKey:(NSString *)key cacheType:(SDImageCacheType)cacheType completion:(SDImageCacheContainsCompletionBlock)completionBlock {
|
|
if (!key) {
|
|
return;
|
|
}
|
|
NSArray<id<SDImageCache>> *caches = self.caches;
|
|
NSUInteger count = caches.count;
|
|
if (count == 0) {
|
|
return;
|
|
} else if (count == 1) {
|
|
[caches.firstObject containsImageForKey:key cacheType:cacheType completion:completionBlock];
|
|
return;
|
|
}
|
|
switch (self.clearOperationPolicy) {
|
|
case SDImageCachesManagerOperationPolicyHighestOnly: {
|
|
id<SDImageCache> cache = caches.lastObject;
|
|
[cache containsImageForKey:key cacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyLowestOnly: {
|
|
id<SDImageCache> cache = caches.firstObject;
|
|
[cache containsImageForKey:key cacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyConcurrent: {
|
|
SDImageCachesManagerOperation *operation = [SDImageCachesManagerOperation new];
|
|
[operation beginWithTotalCount:caches.count];
|
|
[self concurrentContainsImageForKey:key cacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator operation:operation];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicySerial: {
|
|
SDImageCachesManagerOperation *operation = [SDImageCachesManagerOperation new];
|
|
[operation beginWithTotalCount:caches.count];
|
|
[self serialContainsImageForKey:key cacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator operation:operation];
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
- (void)clearWithCacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock {
|
|
NSArray<id<SDImageCache>> *caches = self.caches;
|
|
NSUInteger count = caches.count;
|
|
if (count == 0) {
|
|
return;
|
|
} else if (count == 1) {
|
|
[caches.firstObject clearWithCacheType:cacheType completion:completionBlock];
|
|
return;
|
|
}
|
|
switch (self.clearOperationPolicy) {
|
|
case SDImageCachesManagerOperationPolicyHighestOnly: {
|
|
id<SDImageCache> cache = caches.lastObject;
|
|
[cache clearWithCacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyLowestOnly: {
|
|
id<SDImageCache> cache = caches.firstObject;
|
|
[cache clearWithCacheType:cacheType completion:completionBlock];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicyConcurrent: {
|
|
SDImageCachesManagerOperation *operation = [SDImageCachesManagerOperation new];
|
|
[operation beginWithTotalCount:caches.count];
|
|
[self concurrentClearWithCacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator operation:operation];
|
|
}
|
|
break;
|
|
case SDImageCachesManagerOperationPolicySerial: {
|
|
[self serialClearWithCacheType:cacheType completion:completionBlock enumerator:caches.reverseObjectEnumerator];
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
#pragma mark - Concurrent Operation
|
|
|
|
- (void)concurrentQueryImageForKey:(NSString *)key options:(SDWebImageOptions)options context:(SDWebImageContext *)context cacheType:(SDImageCacheType)queryCacheType completion:(SDImageCacheQueryCompletionBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator operation:(SDImageCachesManagerOperation *)operation {
|
|
NSParameterAssert(enumerator);
|
|
NSParameterAssert(operation);
|
|
for (id<SDImageCache> cache in enumerator) {
|
|
[cache queryImageForKey:key options:options context:context cacheType:queryCacheType completion:^(UIImage * _Nullable image, NSData * _Nullable data, SDImageCacheType cacheType) {
|
|
if (operation.isCancelled) {
|
|
// Cancelled
|
|
return;
|
|
}
|
|
if (operation.isFinished) {
|
|
// Finished
|
|
return;
|
|
}
|
|
[operation completeOne];
|
|
if (image) {
|
|
// Success
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock(image, data, cacheType);
|
|
}
|
|
return;
|
|
}
|
|
if (operation.pendingCount == 0) {
|
|
// Complete
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock(nil, nil, SDImageCacheTypeNone);
|
|
}
|
|
}
|
|
}];
|
|
}
|
|
}
|
|
|
|
- (void)concurrentStoreImage:(UIImage *)image imageData:(NSData *)imageData forKey:(NSString *)key options:(SDWebImageOptions)options context:(SDWebImageContext *)context cacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator operation:(SDImageCachesManagerOperation *)operation {
|
|
NSParameterAssert(enumerator);
|
|
NSParameterAssert(operation);
|
|
for (id<SDImageCache> cache in enumerator) {
|
|
[cache storeImage:image imageData:imageData forKey:key options:options context:context cacheType:cacheType completion:^{
|
|
if (operation.isCancelled) {
|
|
// Cancelled
|
|
return;
|
|
}
|
|
if (operation.isFinished) {
|
|
// Finished
|
|
return;
|
|
}
|
|
[operation completeOne];
|
|
if (operation.pendingCount == 0) {
|
|
// Complete
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock();
|
|
}
|
|
}
|
|
}];
|
|
}
|
|
}
|
|
|
|
- (void)concurrentRemoveImageForKey:(NSString *)key cacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator operation:(SDImageCachesManagerOperation *)operation {
|
|
NSParameterAssert(enumerator);
|
|
NSParameterAssert(operation);
|
|
for (id<SDImageCache> cache in enumerator) {
|
|
[cache removeImageForKey:key cacheType:cacheType completion:^{
|
|
if (operation.isCancelled) {
|
|
// Cancelled
|
|
return;
|
|
}
|
|
if (operation.isFinished) {
|
|
// Finished
|
|
return;
|
|
}
|
|
[operation completeOne];
|
|
if (operation.pendingCount == 0) {
|
|
// Complete
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock();
|
|
}
|
|
}
|
|
}];
|
|
}
|
|
}
|
|
|
|
- (void)concurrentContainsImageForKey:(NSString *)key cacheType:(SDImageCacheType)cacheType completion:(SDImageCacheContainsCompletionBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator operation:(SDImageCachesManagerOperation *)operation {
|
|
NSParameterAssert(enumerator);
|
|
NSParameterAssert(operation);
|
|
for (id<SDImageCache> cache in enumerator) {
|
|
[cache containsImageForKey:key cacheType:cacheType completion:^(SDImageCacheType containsCacheType) {
|
|
if (operation.isCancelled) {
|
|
// Cancelled
|
|
return;
|
|
}
|
|
if (operation.isFinished) {
|
|
// Finished
|
|
return;
|
|
}
|
|
[operation completeOne];
|
|
if (containsCacheType != SDImageCacheTypeNone) {
|
|
// Success
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock(containsCacheType);
|
|
}
|
|
return;
|
|
}
|
|
if (operation.pendingCount == 0) {
|
|
// Complete
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock(SDImageCacheTypeNone);
|
|
}
|
|
}
|
|
}];
|
|
}
|
|
}
|
|
|
|
- (void)concurrentClearWithCacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator operation:(SDImageCachesManagerOperation *)operation {
|
|
NSParameterAssert(enumerator);
|
|
NSParameterAssert(operation);
|
|
for (id<SDImageCache> cache in enumerator) {
|
|
[cache clearWithCacheType:cacheType completion:^{
|
|
if (operation.isCancelled) {
|
|
// Cancelled
|
|
return;
|
|
}
|
|
if (operation.isFinished) {
|
|
// Finished
|
|
return;
|
|
}
|
|
[operation completeOne];
|
|
if (operation.pendingCount == 0) {
|
|
// Complete
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock();
|
|
}
|
|
}
|
|
}];
|
|
}
|
|
}
|
|
|
|
#pragma mark - Serial Operation
|
|
|
|
- (void)serialQueryImageForKey:(NSString *)key options:(SDWebImageOptions)options context:(SDWebImageContext *)context cacheType:(SDImageCacheType)queryCacheType completion:(SDImageCacheQueryCompletionBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator operation:(SDImageCachesManagerOperation *)operation {
|
|
NSParameterAssert(enumerator);
|
|
NSParameterAssert(operation);
|
|
id<SDImageCache> cache = enumerator.nextObject;
|
|
if (!cache) {
|
|
// Complete
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock(nil, nil, SDImageCacheTypeNone);
|
|
}
|
|
return;
|
|
}
|
|
@weakify(self);
|
|
[cache queryImageForKey:key options:options context:context cacheType:queryCacheType completion:^(UIImage * _Nullable image, NSData * _Nullable data, SDImageCacheType cacheType) {
|
|
@strongify(self);
|
|
if (operation.isCancelled) {
|
|
// Cancelled
|
|
return;
|
|
}
|
|
if (operation.isFinished) {
|
|
// Finished
|
|
return;
|
|
}
|
|
[operation completeOne];
|
|
if (image) {
|
|
// Success
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock(image, data, cacheType);
|
|
}
|
|
return;
|
|
}
|
|
// Next
|
|
[self serialQueryImageForKey:key options:options context:context cacheType:queryCacheType completion:completionBlock enumerator:enumerator operation:operation];
|
|
}];
|
|
}
|
|
|
|
- (void)serialStoreImage:(UIImage *)image imageData:(NSData *)imageData forKey:(NSString *)key options:(SDWebImageOptions)options context:(SDWebImageContext *)context cacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator {
|
|
NSParameterAssert(enumerator);
|
|
id<SDImageCache> cache = enumerator.nextObject;
|
|
if (!cache) {
|
|
// Complete
|
|
if (completionBlock) {
|
|
completionBlock();
|
|
}
|
|
return;
|
|
}
|
|
@weakify(self);
|
|
[cache storeImage:image imageData:imageData forKey:key options:options context:context cacheType:cacheType completion:^{
|
|
@strongify(self);
|
|
// Next
|
|
[self serialStoreImage:image imageData:imageData forKey:key options:options context:context cacheType:cacheType completion:completionBlock enumerator:enumerator];
|
|
}];
|
|
}
|
|
|
|
- (void)serialRemoveImageForKey:(NSString *)key cacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator {
|
|
NSParameterAssert(enumerator);
|
|
id<SDImageCache> cache = enumerator.nextObject;
|
|
if (!cache) {
|
|
// Complete
|
|
if (completionBlock) {
|
|
completionBlock();
|
|
}
|
|
return;
|
|
}
|
|
@weakify(self);
|
|
[cache removeImageForKey:key cacheType:cacheType completion:^{
|
|
@strongify(self);
|
|
// Next
|
|
[self serialRemoveImageForKey:key cacheType:cacheType completion:completionBlock enumerator:enumerator];
|
|
}];
|
|
}
|
|
|
|
- (void)serialContainsImageForKey:(NSString *)key cacheType:(SDImageCacheType)cacheType completion:(SDImageCacheContainsCompletionBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator operation:(SDImageCachesManagerOperation *)operation {
|
|
NSParameterAssert(enumerator);
|
|
NSParameterAssert(operation);
|
|
id<SDImageCache> cache = enumerator.nextObject;
|
|
if (!cache) {
|
|
// Complete
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock(SDImageCacheTypeNone);
|
|
}
|
|
return;
|
|
}
|
|
@weakify(self);
|
|
[cache containsImageForKey:key cacheType:cacheType completion:^(SDImageCacheType containsCacheType) {
|
|
@strongify(self);
|
|
if (operation.isCancelled) {
|
|
// Cancelled
|
|
return;
|
|
}
|
|
if (operation.isFinished) {
|
|
// Finished
|
|
return;
|
|
}
|
|
[operation completeOne];
|
|
if (containsCacheType != SDImageCacheTypeNone) {
|
|
// Success
|
|
[operation done];
|
|
if (completionBlock) {
|
|
completionBlock(containsCacheType);
|
|
}
|
|
return;
|
|
}
|
|
// Next
|
|
[self serialContainsImageForKey:key cacheType:cacheType completion:completionBlock enumerator:enumerator operation:operation];
|
|
}];
|
|
}
|
|
|
|
- (void)serialClearWithCacheType:(SDImageCacheType)cacheType completion:(SDWebImageNoParamsBlock)completionBlock enumerator:(NSEnumerator<id<SDImageCache>> *)enumerator {
|
|
NSParameterAssert(enumerator);
|
|
id<SDImageCache> cache = enumerator.nextObject;
|
|
if (!cache) {
|
|
// Complete
|
|
if (completionBlock) {
|
|
completionBlock();
|
|
}
|
|
return;
|
|
}
|
|
@weakify(self);
|
|
[cache clearWithCacheType:cacheType completion:^{
|
|
@strongify(self);
|
|
// Next
|
|
[self serialClearWithCacheType:cacheType completion:completionBlock enumerator:enumerator];
|
|
}];
|
|
}
|
|
|
|
@end
|