对象类型的本地写入---plist文件创建以及读取

    

#pragma mark---------------------------写入-------------------------

    

    BPOrderInfo *orderInfo = [[BPOrderInfo alloc] init];

     orderInfo.productName = @"100金币";

    NSString *orderStr = [NSString stringWithFormat:@"%@",orderInfo];

    

    NSMutableArray *array = [NSMutableArray array];

 

    for (int i = 0; i < 5; i++) {

        

        [array addObject:orderStr];

    }

    

    

    NSString *library = [NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES) firstObject];

    

    library = [library  stringByAppendingFormat:@"/Caches"];

    NSFileManager *manger = [NSFileManager defaultManager];

    NSString  *path = [library stringByAppendingPathComponent:@"TransactionReceipt"];

    

    [manger createDirectoryAtPath:path withIntermediateDirectories:YES attributes:nil error:nil];

     NSString *string = [NSString stringWithFormat:@"%@/%@",path,@"Array.txt"];

//     [manger createFileAtPath:string contents:nil attributes:nil];

    

   BOOL XXx = [array writeToFile:string atomically:YES];

 

     NSLog(@"写入路径path = %@",string);

     NSLog(@"写入数组array = %@",array);

    

    

    

 

#pragma mark--------------------------------取出-----------------------

    

    NSString *library2 = [NSSearchPathForDirectoriesInDomains(NSLibraryDirectory, NSUserDomainMask, YES)  firstObject];

    library2 = [library2  stringByAppendingFormat:@"/Caches"];

    NSString *path2= [NSString stringWithFormat:@"%@/%@/%@",library2,@"TransactionReceipt",@"Array.txt"];

    

    NSLog(@"取出路径path = %@",path2);

   

    

    

    NSFileManager *manger2 = [NSFileManager defaultManager];

    

    if ([manger2 fileExistsAtPath:path2]) {

    

        NSArray *arr = [NSArray arrayWithContentsOfFile:path2];

        NSLog(@"发现本地文件");

         NSLog(@"取出数组arr = %@",arr);

   

        for (BPOrderInfo *order in arr) {

            

//         NSLog(@"order ==== %@",order.productName);

            

        }

        

     }else

     {

        NSLog(@"未发现本地文件");

     }

 

//    [self proprtyListTest];

    

}

 

 // plist文件

-(void)proprtyListTest

{

    

    NSString *documentPath = [NSSearchPathForDirectoriesInDomains(NSDocumentDirectory, NSUserDomainMask, YES) firstObject];

    

    NSString *path = [documentPath stringByAppendingPathComponent:@"userInfo.plist"];

 

    NSLog(@"propertyList = %@",path);

    NSMutableDictionary *userDic = [NSMutableDictionary dictionary];

    [userDic setObject:@"operation" forKey:@"action"];

    [userDic setObject:@"chen" forKey:@"name"];

    NSMutableArray *array = [NSMutableArray arrayWithObjects:@"张",@"王", nil];

    [userDic setObject:array forKey:@"user"];

    

    NSDictionary *dic = [NSDictionary dictionaryWithObject:@"二十四" forKey:@"江湖"];

    [array addObject:dic];

    [userDic writeToFile:path atomically:YES];

}