| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| #import "WXThreadSafeMutableArray.h" |
| #import <pthread/pthread.h> |
| |
| @interface WXThreadSafeMutableArray () |
| { |
| NSMutableArray* _array; |
| pthread_mutex_t _safeThreadArrayMutex; |
| pthread_mutexattr_t _safeThreadArrayMutexAttr; |
| } |
| |
| @end |
| |
| @implementation WXThreadSafeMutableArray |
| |
| - (instancetype)initCommon |
| { |
| self = [super init]; |
| if (self) { |
| pthread_mutexattr_init(&(_safeThreadArrayMutexAttr)); |
| pthread_mutexattr_settype(&(_safeThreadArrayMutexAttr), PTHREAD_MUTEX_RECURSIVE); // must use recursive lock |
| pthread_mutex_init(&(_safeThreadArrayMutex), &(_safeThreadArrayMutexAttr)); |
| } |
| return self; |
| } |
| |
| - (instancetype)init |
| { |
| self = [self initCommon]; |
| if (self) { |
| _array = [NSMutableArray array]; |
| } |
| return self; |
| } |
| |
| - (instancetype)initWithCapacity:(NSUInteger)numItems |
| { |
| self = [self initCommon]; |
| if (self) { |
| _array = [NSMutableArray arrayWithCapacity:numItems]; |
| } |
| return self; |
| } |
| |
| - (instancetype)initWithArray:(NSArray *)array |
| { |
| self = [self initCommon]; |
| if (self) { |
| _array = [NSMutableArray arrayWithArray:array]; |
| } |
| return self; |
| } |
| |
| - (instancetype)initWithCoder:(NSCoder *)aDecoder |
| { |
| self = [self initCommon]; |
| if (self) { |
| _array = [[NSMutableArray alloc] initWithCoder:aDecoder]; |
| } |
| return self; |
| } |
| |
| - (instancetype)initWithObjects:(const id [])objects count:(NSUInteger)cnt |
| { |
| self = [self initCommon]; |
| if (self) { |
| _array = [NSMutableArray array]; |
| for (NSUInteger i = 0; i < cnt; ++i) { |
| [_array addObject:objects[i]]; |
| } |
| } |
| return self; |
| } |
| |
| - (NSUInteger)count |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array count]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (id)objectAtIndex:(NSUInteger)index |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array objectAtIndex:index]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (id)objectAtIndexedSubscript:(NSUInteger)index |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array objectAtIndexedSubscript:index]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (id)firstObject |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array firstObject]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (id)lastObject |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array lastObject]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (BOOL)containsObject:(id)anObject |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array containsObject:anObject]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (NSEnumerator *)objectEnumerator |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array objectEnumerator]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (NSEnumerator *)reverseObjectEnumerator |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array reverseObjectEnumerator]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (void)insertObject:(id)anObject atIndex:(NSUInteger)index |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| [_array insertObject:anObject atIndex:index]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (void)setObject:(id)anObject atIndexedSubscript:(NSUInteger)index |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| [_array setObject:anObject atIndexedSubscript:index]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (void)addObject:(id)anObject |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| [_array addObject:anObject]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (void)removeObject:(id)anObject |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| [_array removeObject:anObject]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (void)removeObjectAtIndex:(NSUInteger)index |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| [_array removeObjectAtIndex:index]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (void)removeLastObject |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| [_array removeLastObject]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (void)removeAllObjects |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| [_array removeAllObjects]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (void)replaceObjectAtIndex:(NSUInteger)index withObject:(id)anObject |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| [_array replaceObjectAtIndex:index withObject:anObject]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (NSUInteger)indexOfObject:(id)anObject |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array indexOfObject:anObject]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (id)copy |
| { |
| @try { |
| pthread_mutex_lock(&_safeThreadArrayMutex); |
| return [_array copy]; |
| } |
| @finally { |
| pthread_mutex_unlock(&_safeThreadArrayMutex); |
| } |
| } |
| |
| - (void)dealloc |
| { |
| pthread_mutex_destroy(&_safeThreadArrayMutex); |
| pthread_mutexattr_destroy(&_safeThreadArrayMutexAttr); |
| } |
| |
| @end |