WuKongJiZhang/JIZHANG/Main/Manager/JZUtil.m

//
//  JZUtil.m
//  JIZHANG
//
//  Created by jikaipeng on 2017/11/6.
//  Copyright © 2017年 kuxuan. All rights reserved.
//

#import "JZUtil.h"

@implementation JZUtil

+ (void)saveTimeinterval{
    //获取当前时间
    NSDate *date = [NSDate date];
    NSString *dateTimeInterval = [NSString stringWithFormat:@"%.0f",[date timeIntervalSince1970]];
    [[NSUserDefaults standardUserDefaults]setObject:dateTimeInterval forKey:JZTokenInvalid];
}

+ (BOOL)judeTokenInvalid:(NSDate *)date{
    NSString *dateTimeInterval = [[NSUserDefaults standardUserDefaults] objectForKey:JZTokenInvalid];
    if (dateTimeInterval.length) {
        CGFloat lastTimeInterval = [dateTimeInterval floatValue];
        NSString *currentTimeString = [NSString stringWithFormat:@"%.0f",[date timeIntervalSince1970]];
        CGFloat curTimeTerval = [currentTimeString floatValue];
        if (curTimeTerval - lastTimeInterval < MAXFLOAT) {
            return YES;
        }
        return NO;
    }
    return NO;
}

+ (BOOL)swizzleMethod:(SEL)originalSelector withMethod:(SEL)swizzledSelector error:(NSError **)error
{
    Method originalMethod = class_getInstanceMethod(self, originalSelector);
    if (!originalMethod) {
        NSString *string = [NSString stringWithFormat:@" %@ 类没有找到 %@ 方法",NSStringFromClass([self class]),NSStringFromSelector(originalSelector)];
        *error = [NSError errorWithDomain:@"NSCocoaErrorDomain" code:-1 userInfo:[NSDictionary dictionaryWithObject:string forKey:NSLocalizedDescriptionKey]];
        return NO;
    }
    
    Method swizzledMethod = class_getInstanceMethod(self, swizzledSelector);
    if (!swizzledMethod) {
        NSString *string = [NSString stringWithFormat:@" %@ 类没有找到 %@ 方法",NSStringFromClass([self class]),NSStringFromSelector(swizzledSelector)];
        *error = [NSError errorWithDomain:@"NSCocoaErrorDomain" code:-1 userInfo:[NSDictionary dictionaryWithObject:string forKey:NSLocalizedDescriptionKey]];
        return NO;
    }
    
    if (class_addMethod(self, originalSelector, method_getImplementation(swizzledMethod), method_getTypeEncoding(swizzledMethod))) {
        class_replaceMethod(self, swizzledSelector, method_getImplementation(originalMethod), method_getTypeEncoding(originalMethod));
    }
    else {
        method_exchangeImplementations(originalMethod, swizzledMethod);
    }
    
    return YES;
}


@end