80 lines
2.9 KiB
Objective-C
80 lines
2.9 KiB
Objective-C
/*
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* Copyright [2021] [Doric.Pub]
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//
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// Created by pengfei.zhou on 2021/10/22.
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//
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#import "DoricResourceManager.h"
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#import "DoricContext.h"
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#import "DoricArrayBufferResource.h"
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#import "DoricRemoteResource.h"
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@interface DoricResourceManager ()
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@property(nonatomic, strong) NSMutableDictionary <NSString *, id <DoricResourceLoader>> *loaders;
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@property(nonatomic, strong) dispatch_queue_t mapQueue;
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@end
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@implementation DoricResourceManager
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- (instancetype)init {
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if (self = [super init]) {
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_loaders = [NSMutableDictionary new];
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_mapQueue = dispatch_queue_create("doric.resource", DISPATCH_QUEUE_SERIAL);
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}
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return self;
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}
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- (void)registerLoader:(id <DoricResourceLoader>)loader {
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dispatch_sync(self.mapQueue, ^{
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self.loaders[loader.resourceType] = loader;
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});
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}
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- (void)unRegisterLoader:(id <DoricResourceLoader>)loader {
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dispatch_sync(self.mapQueue, ^{
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[self.loaders removeObjectForKey:loader.resourceType];
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});
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}
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- (__kindof DoricResource *)load:(NSDictionary *)resource
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withContext:(DoricContext *)context {
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NSString *type = resource[@"type"];
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NSString *identifier = resource[@"identifier"];
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NSString *resId = resource[@"resId"];
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__block __kindof DoricResource *doricResource;
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dispatch_sync(self.mapQueue, ^() {
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doricResource = [context.cachedResources objectForKey:resId];
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if (!doricResource) {
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id <DoricResourceLoader> loader = self.loaders[type];
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doricResource = [loader load:identifier withContext:context];
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if ([doricResource isKindOfClass:DoricArrayBufferResource.class]) {
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((DoricArrayBufferResource *) doricResource).data = resource[@"data"];
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} else if ([doricResource isKindOfClass:DoricRemoteResource.class]) {
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NSDictionary *headers = resource[@"headers"];
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if (headers) {
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[headers enumerateKeysAndObjectsUsingBlock:^(NSString *key, NSString *value, BOOL *stop) {
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[(DoricRemoteResource *) doricResource setHeaderWithKey:key
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withValue:value];
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}];
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}
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}
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[context.cachedResources setObject:doricResource forKey:resId];
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}
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});
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return doricResource;
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}
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@end
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