package com.yong.util;
import java.util.Calendar;
import java.util.Date;public class TestDate {public static void main(String[] args) {System.out.println("当前时间："+ new Date().toLocaleString());System.out.println("当天0点时间："+ getTimesmorning().toLocaleString());System.out.println("当天24点时间："+ getTimesnight().toLocaleString());System.out.println("本周周一0点时间："+ getTimesWeekmorning().toLocaleString());System.out.println("本周周日24点时间："+ getTimesWeeknight().toLocaleString());System.out.println("本月初0点时间："+ getTimesMonthmorning().toLocaleString());System.out.println("本月未24点时间："+ getTimesMonthnight().toLocaleString());}// 获得当天0点时间public static Date getTimesmorning() {Calendar cal = Calendar.getInstance();cal.set(Calendar.HOUR_OF_DAY, 0);cal.set(Calendar.SECOND, 0);cal.set(Calendar.MINUTE, 0);cal.set(Calendar.MILLISECOND, 0);return cal.getTime();}// 获得当天24点时间public static Date getTimesnight() {Calendar cal = Calendar.getInstance();cal.set(Calendar.HOUR_OF_DAY, 24);cal.set(Calendar.SECOND, 0);cal.set(Calendar.MINUTE, 0);cal.set(Calendar.MILLISECOND, 0);return cal.getTime();}// 获得本周一0点时间public static Date getTimesWeekmorning() {Calendar cal = Calendar.getInstance();cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY), cal.get(Calendar.DAY_OF_MONTH), 0, 0, 0);cal.set(Calendar.DAY_OF_WEEK, Calendar.MONDAY);return cal.getTime();}// 获得本周日24点时间public static Date getTimesWeeknight() {Calendar cal = Calendar.getInstance();cal.setTime(getTimesWeekmorning());cal.add(Calendar.DAY_OF_WEEK, 7);return cal.getTime();}// 获得本月第一天0点时间public static Date getTimesMonthmorning() {Calendar cal = Calendar.getInstance();cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY), cal.get(Calendar.DAY_OF_MONTH), 0, 0, 0);cal.set(Calendar.DAY_OF_MONTH, cal.getActualMinimum(Calendar.DAY_OF_MONTH));return cal.getTime();}// 获得本月最后一天24点时间public static Date getTimesMonthnight() {Calendar cal = Calendar.getInstance();cal.set(cal.get(Calendar.YEAR), cal.get(Calendar.MONDAY), cal.get(Calendar.DAY_OF_MONTH), 0, 0, 0);cal.set(Calendar.DAY_OF_MONTH, cal.getActualMaximum(Calendar.DAY_OF_MONTH));cal.set(Calendar.HOUR_OF_DAY, 24);return cal.getTime();}}/*** 当前季度的开始时间** @return*/public Date getCurrentQuarterStartTime() {Calendar c = Calendar.getInstance();int currentMonth = c.get(Calendar.MONTH) + 1;Date now = null;try {if (currentMonth >= 1 && currentMonth <= 3)c.set(Calendar.MONTH, 1);else if (currentMonth >= 4 && currentMonth <= 6)c.set(Calendar.MONTH, 3);else if (currentMonth >= 7 && currentMonth <= 9)c.set(Calendar.MONTH, 4);else if (currentMonth >= 10 && currentMonth <= 12)c.set(Calendar.MONTH, 9);c.set(Calendar.DATE, 1);now = longSdf.parse(shortSdf.format(c.getTime()) + " 00:00:00");} catch (Exception e) {e.printStackTrace();}return now;}/*** 当前季度的结束时间** @return*/public Date getCurrentQuarterEndTime() {Calendar c = Calendar.getInstance();int currentMonth = c.get(Calendar.MONTH) + 1;Date now = null;try {if (currentMonth >= 1 && currentMonth <= 3) {c.set(Calendar.MONTH, 2);c.set(Calendar.DATE, 31);} else if (currentMonth >= 4 && currentMonth <= 6) {c.set(Calendar.MONTH, 5);c.set(Calendar.DATE, 30);} else if (currentMonth >= 7 && currentMonth <= 9) {c.set(Calendar.MONTH,;c.set(Calendar.DATE, 30);} else if (currentMonth >= 10 && currentMonth <= 12) {c.set(Calendar.MONTH, 11);c.set(Calendar.DATE, 31);}now = longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59");} catch (Exception e) {e.printStackTrace();}return now;}