db7aa9eeaf
Summary: Move UIDebugger plugin to OSS space. Reviewed By: passy Differential Revision: D47634848 fbshipit-source-id: 90e8c0181a2434d0e5d76bdb99b902051e6d702e
67 lines
1.4 KiB
Objective-C
67 lines
1.4 KiB
Objective-C
/*
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* Copyright (c) Meta Platforms, Inc. and affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*/
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#if FB_SONARKIT_ENABLED
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#import "UIDTreeObserverFactory.h"
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#import "UIDUIApplicationObserver.h"
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@interface UIDTreeObserverFactory () {
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NSMutableArray<id<UIDTreeObserverBuilder>>* _builders;
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}
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@end
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@implementation UIDTreeObserverFactory
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- (instancetype)init {
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self = [super init];
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if (self) {
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_builders = [NSMutableArray new];
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}
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return self;
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}
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+ (instancetype)shared {
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static UIDTreeObserverFactory* factory = nil;
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static dispatch_once_t onceToken;
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dispatch_once(&onceToken, ^{
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factory = [UIDTreeObserverFactory new];
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[factory registerBuilder:[UIDUIApplicationObserverBuilder new]];
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});
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return factory;
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}
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- (void)registerBuilder:(id<UIDTreeObserverBuilder>)builder {
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[_builders addObject:builder];
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}
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- (UIDTreeObserver*)createObserverForNode:(id)node
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withContext:(UIDContext*)context {
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for (id<UIDTreeObserverBuilder> builder in _builders) {
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if ([builder canBuildFor:node]) {
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return [builder buildWithContext:context];
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}
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}
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return nil;
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}
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- (BOOL)hasObserverForNode:(id)node {
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for (id<UIDTreeObserverBuilder> builder in _builders) {
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if ([builder canBuildFor:node]) {
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return true;
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}
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}
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return false;
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}
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@end
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#endif
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