package com.javaBase.time;

import java.time.Clock;

import java.time.LocalDate;

import java.time.LocalTime;

import java.time.MonthDay;

import java.time.YearMonth;

import java.time.temporal.ChronoUnit;

public class GetDateWithJava8 {

	public static void main(String[] args) {

		//2019-04-11

		LocalDate today=LocalDate.now();

		//2019

		int year=today.getYear();

		//4

		int month=today.getMonthValue();

		//11

		int day=today.getDayOfMonth();

		//101,表示本年过了多天

		int dayOfYear=today.getDayOfYear();

		System.out.println("today:"+today+",year:"+year+",month:"+month+",day:"+day+",dayOfYear:"+dayOfYear);

		//创建指定日期

		//2019-04-11

		LocalDate myDate=LocalDate.of(2019,4,11);

		//日期比较,同一天则是true

		boolean flag=today.equals(myDate);

		//检查生日

		LocalDate dateOfBirth=LocalDate.of(1995,3,12);

		MonthDay birthDay=MonthDay.of(dateOfBirth.getMonth(), dateOfBirth.getDayOfMonth());

		LocalDate now=LocalDate.now();

		MonthDay currentMonthDay=MonthDay.from(now);

		if(currentMonthDay.equals(birthDay)) {

			System.out.println("今天是生日...");

		}

		//获取当前时间,默认的格式是hh:mm:ss:nnn

		//15:53:11.096

		LocalTime nowTime=LocalTime.now();

		//增加2个小时

		//17:53:11.096

		LocalTime twoHour=nowTime.plusHours(2);

		//增加一周

		//2019-04-18

		LocalDate oneWeek=today.plus(1,ChronoUnit.WEEKS);

		//增加一个月

		//2019-05-11

		LocalDate oneMonth=today.plusMonths(1);

		//增加一年

		//2020-04-11

		LocalDate oneYear=today.plus(1, ChronoUnit.YEARS);

		//使用时钟

		//SystemClock[Z]

		Clock clock=Clock.systemUTC();

		//SystemClock[Asia/Shanghai]

		clock=Clock.systemDefaultZone();

		//*****************日期比较**********************//

		LocalDate tomorrow=today.plus(1,ChronoUnit.DAYS);

		//返回true

		today.isBefore(tomorrow);

		//返回true

		tomorrow.isAfter(today);

		//*******检查本月的天数*****//

		//2019-04

		YearMonth currentYearMonth=YearMonth.now();

		//获取本月的天数

		//30

		currentYearMonth.lengthOfMonth();

		//检查平年还是闰年

		//false（表示不是闰年）

		today.isLeapYear();

		System.out.println(today.isLeapYear());

		// 两个日期之间包含多少天，

	}

}