124 lines
2.7 KiB
Objective-C
Executable File
124 lines
2.7 KiB
Objective-C
Executable File
//
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// OSSThreadSafeMutableDictionary.m
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// LNMobileProject
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//
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// Created by Reyna on 2021/1/14.
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//
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#import "OSSThreadSafeMutableDictionary.h"
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@interface OSSThreadSafeMutableDictionary ()
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@property (nonatomic, strong) dispatch_queue_t queue;
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@property (nonatomic, strong) NSMutableDictionary *dict;
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@end
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@implementation OSSThreadSafeMutableDictionary
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- (instancetype)initCommon {
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self = [super init];
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if (self) {
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NSString *uuid = [NSString stringWithFormat:@"com.qipao.threadSafe.dictionary_%p", self];
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_queue = dispatch_queue_create([uuid UTF8String], DISPATCH_QUEUE_CONCURRENT);
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}
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return self;
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}
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- (instancetype)init {
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self = [self initCommon];
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if (self) {
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_dict = [NSMutableDictionary dictionary];
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}
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return self;
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}
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- (instancetype)initWithCapacity:(NSUInteger)numItems {
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self = [self initCommon];
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if (self) {
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_dict = [NSMutableDictionary dictionaryWithCapacity:numItems];
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}
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return self;
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}
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- (NSDictionary *)initWithContentsOfFile:(NSString *)path {
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self = [self initCommon];
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if (self) {
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_dict = [NSMutableDictionary dictionaryWithContentsOfFile:path];
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}
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return self;
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}
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- (instancetype)initWithCoder:(NSCoder *)aDecoder {
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self = [self initCommon];
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if (self) {
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_dict = [[NSMutableDictionary alloc] initWithCoder:aDecoder];
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}
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return self;
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}
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- (instancetype)initWithObjects:(const id [])objects forKeys:(const id<NSCopying> [])keys count:(NSUInteger)cnt {
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self = [self initCommon];
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if (self) {
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_dict = [NSMutableDictionary dictionary];
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for (NSUInteger i = 0; i < cnt; ++i) {
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_dict[keys[i]] = objects[i];
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}
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}
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return self;
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}
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- (NSUInteger)count {
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__block NSUInteger count;
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dispatch_sync(_queue, ^{
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count = _dict.count;
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});
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return count;
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}
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- (id)objectForKey:(id)aKey {
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__block id obj;
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dispatch_sync(_queue, ^{
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obj = _dict[aKey];
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});
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return obj;
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}
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- (NSEnumerator *)keyEnumerator {
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__block NSEnumerator *enu;
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dispatch_sync(_queue, ^{
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enu = [_dict keyEnumerator];
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});
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return enu;
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}
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- (void)setObject:(id)anObject forKey:(id<NSCopying>)aKey {
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aKey = [aKey copyWithZone:NULL];
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dispatch_barrier_async(_queue, ^{
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self->_dict[aKey] = anObject;
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});
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}
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- (void)removeObjectForKey:(id)aKey {
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dispatch_barrier_async(_queue, ^{
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[self->_dict removeObjectForKey:aKey];
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});
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}
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- (void)removeAllObjects {
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dispatch_barrier_async(_queue, ^{
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[self->_dict removeAllObjects];
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});
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}
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- (id)copy {
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__block id copyInstance;
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dispatch_sync(_queue, ^{
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copyInstance = [_dict copy];
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});
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return copyInstance;
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}
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@end
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