package com.zhaochao.utils;

import java.text.SimpleDateFormat;

import java.util.Calendar;

import java.util.Date;

public class DataUill {

public static void main(String[] args) {

// TODO Auto-generated method stub

System.out.println("当天24点时间：" + getTimesnight().toLocaleString());

System.out.println("当前时间：" + new Date().toLocaleString());

System.out.println("当天0点时间：" + getTimesmorning().toLocaleString());

System.out.println("昨天0点时间：" + getYesterdaymorning().toLocaleString());

System.out.println("近7天时间：" + getWeekFromNow().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());

System.out.println("上月初0点时间：" + getLastMonthStartMorning().toLocaleString());

System.out.println("本季度开始点时间：" + getCurrentQuarterStartTime().toLocaleString());

System.out.println("本季度结束点时间：" + getCurrentQuarterEndTime().toLocaleString());

System.out.println("本年开始点时间：" + getCurrentYearStartTime().toLocaleString());

System.out.println("本年结束点时间：" + getCurrentYearEndTime().toLocaleString());

System.out.println("上年开始点时间：" + getLastYearStartTime().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();

}

// 获得昨天0点时间

public static Date getYesterdaymorning() {

Calendar cal = Calendar.getInstance();

cal.setTimeInMillis(getTimesmorning().getTime()-3600*24*1000);

return cal.getTime();

}

// 获得当天近7天时间

public static Date getWeekFromNow() {

Calendar cal = Calendar.getInstance();

cal.setTimeInMillis( getTimesmorning().getTime()-3600*24*1000*7);

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();

}

public static Date getLastMonthStartMorning() {

Calendar cal = Calendar.getInstance();

cal.setTime(getTimesMonthmorning());

cal.add(Calendar.MONTH, -1);

return cal.getTime();

}

public static Date getCurrentQuarterStartTime() {

Calendar c = Calendar.getInstance();

int currentMonth = c.get(Calendar.MONTH) + 1;

SimpleDateFormat longSdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");

SimpleDateFormat shortSdf = new SimpleDateFormat("yyyy-MM-dd");

Date now = null;

try {

if (currentMonth >= 1 && currentMonth <= 3)

c.set(Calendar.MONTH, 0);

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，即2012-03-31 23:59:59

*

* @return

*/

public static Date getCurrentQuarterEndTime() {

Calendar cal = Calendar.getInstance();

cal.setTime(getCurrentQuarterStartTime());

cal.add(Calendar.MONTH, 3);

return cal.getTime();

}

public static Date getCurrentYearStartTime() {

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.YEAR));

return cal.getTime();

}

public static Date getCurrentYearEndTime() {

Calendar cal = Calendar.getInstance();

cal.setTime(getCurrentYearStartTime());

cal.add(Calendar.YEAR, 1);

return cal.getTime();

}

public static Date getLastYearStartTime() {

Calendar cal = Calendar.getInstance();

cal.setTime(getCurrentYearStartTime());

cal.add(Calendar.YEAR, -1);

return cal.getTime();

}

}