OC6_复合类的类存管理

//

//  Person.h

//  OC6_复合类的类存管理

//

//  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 (retain, nonatomic) Dog *dog;



@end







//

//  Person.m

//  OC6_复合类的类存管理

//

//  Created by zhangxueming on 15/6/18.

//  Copyright (c) 2015年 zhangxueming. All rights reserved.

//



#import "Person.h"



@implementation Person



- (void)dealloc

{

    NSLog(@"%@:dog is release", [self class]);

   [_dog release];

    [super dealloc];

}





@end

//

//  Dog.h

//  OC6_复合类的类存管理

//

//  Created by zhangxueming on 15/6/18.

//  Copyright (c) 2015年 zhangxueming. All rights reserved.

//



#import <Foundation/Foundation.h>



@interface Dog : NSObject



@property (copy, nonatomic) NSString *name;

@property (assign,nonatomic) NSInteger age;



@end







//

//  Dog.m

//  OC6_复合类的类存管理

//

//  Created by zhangxueming on 15/6/18.

//  Copyright (c) 2015年 zhangxueming. All rights reserved.

//



#import "Dog.h"



@implementation Dog



- (void)dealloc

{

    NSLog(@"%@: dog name is release!!!", [self class]);

    [_name release];

    [super dealloc];

}



@end

//

//  main.m

//  OC6_复合类的类存管理

//

//  Created by zhangxueming on 15/6/18.

//  Copyright (c) 2015年 zhangxueming. All rights reserved.

//



#import <Foundation/Foundation.h>

#import "Person.h"

#import "Dog.h"



int main(int argc, const char * argv[]) {

    @autoreleasepool {

        // insert code here...

        //NSLog(@"Hello, World!");

        Person *xiaoHua = [[Person alloc] init];

        Dog *xiaoHei = [[Dog alloc] init];

        xiaoHei.name = @"小黑";

        //setter方法

        xiaoHua.dog = xiaoHei ;    //  [xiaoHei retain]

        NSLog(@"%li----",xiaoHua.retainCount);

        NSLog(@"xiao%li----",xiaoHei.retainCount);

        

      Person *p =[xiaoHua retain];

      // NSLog(@"xiaohei%li----",xiaoHei.retainCount);

      // NSLog(@"tt%li----",p.retainCount);

       //[xiaoHua release];

        

        NSLog(@"最后%li----",xiaoHei.retainCount);



        [xiaoHei release];

    }

    return 0;

}