| /* |
| * 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" |
| |
| @interface WXThreadSafeMutableArray () |
| |
| @property (nonatomic, strong) dispatch_queue_t queue; |
| @property (nonatomic, strong) NSMutableArray* array; |
| |
| @end |
| |
| @implementation WXThreadSafeMutableArray |
| |
| - (instancetype)initCommon |
| { |
| self = [super init]; |
| if (self) { |
| NSString* uuid = [NSString stringWithFormat:@"com.taobao.weex.array_%p", self]; |
| _queue = dispatch_queue_create([uuid UTF8String], DISPATCH_QUEUE_CONCURRENT); |
| } |
| 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; |
| } |
| |
| - (NSArray *)initWithContentsOfFile:(NSString *)path |
| { |
| self = [self initCommon]; |
| if (self) { |
| _array = [NSMutableArray arrayWithContentsOfFile:path]; |
| } |
| 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 |
| { |
| __block NSUInteger count; |
| dispatch_sync(_queue, ^{ |
| count = _array.count; |
| }); |
| return count; |
| } |
| |
| - (id)objectAtIndex:(NSUInteger)index |
| { |
| __block id obj; |
| dispatch_sync(_queue, ^{ |
| obj = _array[index]; |
| }); |
| return obj; |
| } |
| |
| - (NSEnumerator *)keyEnumerator |
| { |
| __block NSEnumerator *enu; |
| dispatch_sync(_queue, ^{ |
| enu = [_array objectEnumerator]; |
| }); |
| return enu; |
| } |
| |
| - (void)insertObject:(id)anObject atIndex:(NSUInteger)index |
| { |
| dispatch_barrier_async(_queue, ^{ |
| [_array insertObject:anObject atIndex:index]; |
| }); |
| } |
| |
| - (void)addObject:(id)anObject; |
| { |
| dispatch_barrier_async(_queue, ^{ |
| [_array addObject:anObject]; |
| }); |
| } |
| |
| - (void)removeObjectAtIndex:(NSUInteger)index |
| { |
| dispatch_barrier_async(_queue, ^{ |
| [_array removeObjectAtIndex:index]; |
| }); |
| } |
| |
| - (void)removeLastObject |
| { |
| dispatch_barrier_async(_queue, ^{ |
| [_array removeLastObject]; |
| }); |
| } |
| |
| - (void)replaceObjectAtIndex:(NSUInteger)index withObject:(id)anObject |
| { |
| dispatch_barrier_async(_queue, ^{ |
| [_array replaceObjectAtIndex:index withObject:anObject]; |
| }); |
| } |
| |
| - (NSUInteger)indexOfObject:(id)anObject |
| { |
| __block NSUInteger index = NSNotFound; |
| dispatch_sync(_queue, ^{ |
| for (int i = 0; i < [_array count]; i ++) { |
| if ([_array objectAtIndex:i] == anObject) { |
| index = i; |
| break; |
| } |
| } |
| }); |
| return index; |
| } |
| |
| - (void)dealloc |
| { |
| if (_queue) { |
| _queue = NULL; |
| } |
| } |
| |
| @end |