OC8_setter方法展开

//
//  Person.h
//  OC8_setter方法展开
//
//  Created by zhangxueming on 15/6/18.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import <Foundation/Foundation.h>
#import "Dog.h"

@interface Person : NSObject

@property (copy, nonatomic) NSString *name;
@property (assign, nonatomic) NSInteger age;
@property (retain, nonatomic) Dog *dog;

@end

//
//  Person.m
//  OC8_setter方法展开
//
//  Created by zhangxueming on 15/6/18.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import "Person.h"

@implementation Person

//copy展开
- (void)setName:(NSString *)name
{
    if (_name != name) {
        [_name release];
        _name = [name copy];
    }
}

//assgin展开

- (void)setAge:(NSInteger)age
{
    _age = age;
}

//retain展开

- (void)setDog:(Dog *)dog
{
    if (_dog != dog) {
        [_dog release];
        _dog = [dog retain];
    }
}

- (void)dealloc
{
    [_name release];
    [_dog release];
    [super dealloc];
}

@end

//
//  Dog.h
//  OC8_setter方法展开
//
//  Created by zhangxueming on 15/6/18.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import <Foundation/Foundation.h>

@interface Dog : NSObject

@end

//
//  Dog.m
//  OC8_setter方法展开
//
//  Created by zhangxueming on 15/6/18.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import "Dog.h"

@implementation Dog

@end

//
//  main.m
//  OC8_setter方法展开
//
//  Created by zhangxueming on 15/6/18.
//  Copyright (c) 2015年 zhangxueming. All rights reserved.
//

#import <Foundation/Foundation.h>

int main(int argc, const char * argv[]) {
    @autoreleasepool {
        // insert code here...
        NSLog(@"Hello, World!");
    }
    return ;
}