java8-tutorial/src/com/winterbe/java8/LocalDateTime1.java at master · alex-zhh/java8-tutorial · GitHub

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package com.winterbe.java8;

import java.time.DayOfWeek;

import java.time.Instant;

import java.time.LocalDateTime;

import java.time.Month;

import java.time.ZoneId;

import java.time.format.DateTimeFormatter;

import java.time.temporal.ChronoField;

import java.util.Date;

/**

* @author Benjamin Winterberg

public class LocalDateTime1 {

public static void main(String[] args) {

LocalDateTime sylvester = LocalDateTime.of(2014, Month.DECEMBER, 31, 23, 59, 59);

DayOfWeek dayOfWeek = sylvester.getDayOfWeek();

System.out.println(dayOfWeek); // WEDNESDAY

Month month = sylvester.getMonth();

System.out.println(month); // DECEMBER

long minuteOfDay = sylvester.getLong(ChronoField.MINUTE_OF_DAY);

System.out.println(minuteOfDay); // 1439

Instant instant = sylvester

.atZone(ZoneId.systemDefault())

.toInstant();

Date legacyDate = Date.from(instant);

System.out.println(legacyDate); // Wed Dec 31 23:59:59 CET 2014

DateTimeFormatter formatter =

DateTimeFormatter

.ofPattern("MMM dd, yyyy - HH:mm");

LocalDateTime parsed = LocalDateTime.parse("Nov 03, 2014 - 07:13", formatter);

String string = parsed.format(formatter);

System.out.println(string); // Nov 03, 2014 - 07:13

}

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