項目裡json傳回的一個model需要儲存下來,這個model是固定的沒必須去建立表,想到了NSUserDefaults來存儲,暫不考慮安全問題。
NSUserDefaults沒法直接存儲一個對象。在網上找到了方法,現在分享下。
首先要寫一個對象,具體代碼如下:
.h檔案
@interface CustomSerModel : NSObject
@property(nonatomic,retain)NSString *m_deptId;//部門編号
@property(nonatomic,retain)NSString *m_sort_key;//姓名首字母,用于分組排序
@property(nonatomic,retain)NSString *m_imgUrl;//頭像位址
@property(nonatomic,retain)NSString *m_imgKey;//頭像檔案的key
@property(nonatomic,retain)NSString *m_signature;//個性簽名
@property(nonatomic,retain)NSString *m_name;//好友姓名
@property(nonatomic,retain)NSString *m_entUserId;//好友企業使用者編号
@property(nonatomic,retain)NSString *m_entId;//好友企業編号
@property(nonatomic,retain)NSString *m_address;//位址
@property(nonatomic,retain)NSString *m_mobilePh;//手機号碼
@property(nonatomic,retain)NSString *m_sex;//性别
@property(nonatomic,retain)NSString *m_shortPh;//集團短号
- (void)encodeWithCoder:(NSCoder *)aCoder;
- (id)initWithCoder:(NSCoder *)aDecoder;
+(BOOL) ParserJson:(NSString*)json withArray:(NSMutableArray *)array;
@end
.m檔案
@implementation CustomSerModel
@synthesize m_deptId,m_sort_key,m_imgUrl,m_imgKey,m_signature,m_name,m_entUserId,m_entId,m_address,m_mobilePh,m_sex,m_shortPh;
-(void)dealloc
{
[m_deptId release];
[m_sort_key release];
[m_imgUrl release];
[m_imgKey release];
[m_signature release];
[m_name release];
[m_entUserId release];
[m_entId release];
[m_address release];
[m_mobilePh release];
[m_sex release];
[m_shortPh release];
[super dealloc];
}
- (void) encodeWithCoder: (NSCoder *)coder
{
[coder encodeObject:self.m_deptId forKey:@"DeptId"];
[coder encodeObject:self.m_sort_key forKey:@"ImgKey"];
[coder encodeObject:self.m_imgUrl forKey:@"ImgUrl"];
[coder encodeObject:self.m_signature forKey:@"Signature"];
[coder encodeObject:self.m_name forKey:@"Name"];
[coder encodeObject:self.m_entId forKey:@"EntId"];
[coder encodeObject:self.m_entUserId forKey:@"EntUserId"];
[coder encodeObject:self.m_address forKey:@"Address"];
[coder encodeObject:self.m_mobilePh forKey:@"MobilePh"];
[coder encodeObject:self.m_sex forKey:@"Sex"];
[coder encodeObject:self.m_shortPh forKey:@"ShortPh"];
}
- (id) initWithCoder: (NSCoder *) coder
{
m_deptId = [[coder decodeObjectForKey:@"DeptId"]copy];
m_imgKey = [[coder decodeObjectForKey:@"ImgKey"]copy];
m_imgUrl = [[coder decodeObjectForKey:@"ImgUrl"]copy];
m_signature = [[coder decodeObjectForKey:@"Signature"]copy];
m_name = [[coder decodeObjectForKey:@"Name"]copy];
m_entId = [[coder decodeObjectForKey:@"EntId"]copy];
m_entUserId = [[coder decodeObjectForKey:@"EntUserId"]copy];
m_address = [[coder decodeObjectForKey:@"Address"]copy];
m_mobilePh = [[coder decodeObjectForKey:@"MobilePh"]copy];
m_sex = [[coder decodeObjectForKey:@"Sex"]copy];
m_shortPh = [[coder decodeObjectForKey:@"ShortPh"]copy];
return self;
}
+(BOOL) ParserJson:(NSString*)json withArray:(NSMutableArray *)array
{
//此處省略
return TRUE;
}
@end
定義好對象後現在就是怎麼使用了,儲存方法:
NSMutableArray *arr = [[NSMutableArray alloc]init];
[CustomSerModel ParserJson:json withArray:arr];
NSData *encodemenulist = [NSKeyedArchiver archivedDataWithRootObject:arr];
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
[defaults setObject:encodemenulist forKey:@"CustomList"];
擷取方法:
NSUserDefaults *defaults = [NSUserDefaults standardUserDefaults];
NSData *saveMenulistDaate = [defaults objectForKey:@"CustomList"];
NSMutableArray *arr = (NSMutableArray *)[NSKeyedUnarchiver unarchiveObjectWithData:saveMenulistDaate];
完成,感謝汗清提供的幫忙。
參考:http://zani.iteye.com/blog/1431239
http://blog.csdn.net/jianjianyuer/article/details/10112759
http://blog.sina.com.cn/s/blog_61e26bcb010115cm.html