117 lines
3.7 KiB
Objective-C
117 lines
3.7 KiB
Objective-C
//
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// DDNSObject+Ext.m
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// XiYuWang
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//
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// Created by 李胜书 on 16/5/19.
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// Copyright © 2016年 Ehsy_Sanli. All rights reserved.
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//
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#import "DDNSObject+Ext.h"
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@implementation NSObject (Ext)
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+ (instancetype)objectInitWithDictionary:(NSDictionary *)data {
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return [[self alloc] initWithDictionary:data];
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}
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- (instancetype)initWithDictionary:(NSDictionary *)data {
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{
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self = [self init];
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if (self) {
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[self assginToPropertyWithDictionary:data];
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}
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return self;
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}
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}
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#pragma mark -- 通过字符串来创建该字符串的Setter方法，并返回
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- (SEL) creatSetterWithPropertyName: (NSString *) propertyName{
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//1.首字母大写
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if (propertyName.length > 1) {
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NSString *tempFirstStr = [propertyName substringToIndex:1];
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NSString *tempSecondStr = [propertyName substringFromIndex:1];
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tempFirstStr = [tempFirstStr capitalizedString];
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propertyName = [tempFirstStr stringByAppendingString:tempSecondStr];
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}else {
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propertyName = [propertyName capitalizedString];
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}
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//2.拼接上set关键字
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propertyName = [NSString stringWithFormat:@"set%@:", propertyName];
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//3.返回set方法
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return NSSelectorFromString(propertyName);
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}
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/************************************************************************
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*把字典赋值给当前实体类的属性
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*参数：字典
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*适用情况：当网络请求的数据的key与实体类的属性相同时可以通过此方法吧字典的Value
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* 赋值给实体类的属性
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************************************************************************/
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- (void)assginToPropertyWithDictionary: (NSDictionary *) data {
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if (data == nil) {
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return;
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}
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//1.获取字典的key
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NSArray *dicKey = [data allKeys];
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//2.循环遍历字典key, 并且动态生成实体类的setter方法，把字典的Value通过setter方法
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//赋值给实体类的属性
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for (int i = 0; i < dicKey.count; i ++) {
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///2.1 通过getSetterSelWithAttibuteName 方法来获取实体类的set方法
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SEL setSel = [self creatSetterWithPropertyName:dicKey[i]];
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if ([self respondsToSelector:setSel]) {
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//2.2 获取字典中key对应的value
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NSObject *value = [NSString stringWithFormat:@"%@", data[dicKey[i]]];
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//2.3 把值通过setter方法赋值给实体类的属性
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[self performSelectorOnMainThread:setSel
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withObject:value
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waitUntilDone:[NSThread isMainThread]];
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}
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}
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}
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/**************************************/
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- (id)objConvertToStr {
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if (self == nil) {
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return @"";
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}else if ([self isKindOfClass:[NSString class]]) {
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return (NSString *)self;
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}else if ([self isKindOfClass:[NSNumber class]]) {
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return [((NSNumber *)self) stringValue];
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}
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return [[NSString alloc] initWithData:[NSJSONSerialization dataWithJSONObject:self options:NSJSONWritingPrettyPrinted error:nil] encoding:NSUTF8StringEncoding];
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}
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- (id)jsonStrConvertToObj {
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if (![self isKindOfClass:[NSString class]]) {
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return [NSNull null];
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}
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NSString *json = (NSString *)self;
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return [NSJSONSerialization JSONObjectWithData:[json dataUsingEncoding:NSUTF8StringEncoding] options:NSJSONReadingMutableContainers error:nil];
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}
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+ (NSArray *)xxd_objArrFromKeyValues:(id)res {
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return [self mj_objectArrayWithKeyValuesArray:res];
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}
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+ (instancetype)xxd_objFromKeyValue:(id)res {
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return [self mj_objectWithKeyValues:res];
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}
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- (NSDictionary *)xxd_keyValues {
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return self.mj_keyValues;
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}
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+ (NSArray *)xxd_keyValuesArrFromObjArr:(NSArray *)res {
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return [self mj_keyValuesArrayWithObjectArray:res];
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}
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@end
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