JsonModel解析多层嵌套

//.h文件

#import <Foundation/Foundation.h>

@class CategoryModelLevelTwo;
@class CategoryModelLevelThree;

@protocol CategoryModelLevelTwo <NSObject>


@end

@protocol CategoryModelLevelThree <NSObject>


@end


@interface CategoryModel : NSObject

@end


@interface CategoryModelLevelOne : JSONModel
@property (nonatomic, copy) NSString *list_id;
@property (nonatomic, copy) NSString *mobile_name;
@property (nonatomic, strong) NSArray <CategoryModelLevelTwo>* tmenu;
@end


@interface CategoryModelLevelTwo : JSONModel
@property (nonatomic, copy) NSString *list_id;
@property (nonatomic, copy) NSString *mobile_name;
@property (nonatomic, copy) NSString *image;
@property (nonatomic, strong) NSArray <CategoryModelLevelThree> *sub_munu;
@end


@interface CategoryModelLevelThree : JSONModel
@property (nonatomic, copy) NSString *list_id;
@property (nonatomic, copy) NSString *mobile_name;
@property (nonatomic, copy) NSString *image;
@end

//.m文件

#import "CategoryModel.h"

@implementation CategoryModel

@end




@implementation CategoryModelLevelOne

+(JSONKeyMapper *)keyMapper{
    return [[JSONKeyMapper alloc]initWithDictionary:@{@"id":@"list_id"}];
}

+(BOOL)propertyIsOptional:(NSString *)propertyName{
    return  YES;
}
@end

@implementation CategoryModelLevelTwo

+(JSONKeyMapper *)keyMapper{
    return [[JSONKeyMapper alloc]initWithDictionary:@{@"id":@"list_id"}];
}

+(BOOL)propertyIsOptional:(NSString *)propertyName{
    return  YES;
}

@end



@implementation CategoryModelLevelThree

+(JSONKeyMapper *)keyMapper{
    return [[JSONKeyMapper alloc]initWithDictionary:@{@"id":@"list_id"}];
}

+(BOOL)propertyIsOptional:(NSString *)propertyName{
    return  YES;
}

@end

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