类似JsonModel，NSDictionary转化对象

#import <Foundation/Foundation.h>

#define MGInvalidServerDataException @"MGInvalidServerDataException"

@interface MGDataModel : NSObject

+(instancetype)modelObjectFromDictionary:(NSDictionary*)dictionary;
-(instancetype)initWithDictionary:(NSDictionary *)dictionary;

@end

#import "MGDataModel.h"

@implementation MGDataModel

+(instancetype)modelObjectFromDictionary:(NSDictionary *)dictionary
{
return [[[self class] alloc] initWithDictionary:dictionary];
}

-(instancetype)initWithDictionary:(NSDictionary *)dictionary
{
if ((self=[super init])&&![dictionary isKindOfClass:NSNull.class]) {
    for (NSString* key in dictionary.keyEnumerator) {
        id value=dictionary[key];
        if (![value isKindOfClass:[NSNull class]]) {
            SEL selector=NSSelectorFromString(key);
            if ([self respondsToSelector:selector]&&![NSObject instancesRespondToSelector:selector]) {
                @try {
                    [self setValue:dictionary[key] forKey:key];
                } @catch (NSException *exception) {
                    
                }
            }
        }
    }
}
return self;
}

@end