```javapackage com.hzcloud.hz.admin.utils;import java.text.SimpleDateFormat;import java.util.Calendar;import java.util.Date;/*** 获取当前时间的年周月季度等的开始结束时间*/public class TimeUtil {public static void main(String[] args) {System.out.println("当前小时开始："+getCurrentHourStartTime().toString());System.out.println("当前小时结束："+getCurrentHourEndTime().toString());System.out.println("当前天开始："+getCurrentDayStartTime().toString());System.out.println("当前天时结束："+getCurrentDayEndTime().toString());System.out.println("当前周开始："+getCurrentWeekDayStartTime().toString());System.out.println("当前周结束："+getCurrentWeekDayEndTime().toString());System.out.println("当前月开始："+getCurrentMonthStartTime().toString());System.out.println("当前月结束："+getCurrentMonthEndTime().toString());System.out.println("当前季度开始："+getCurrentQuarterStartTime().toString());System.out.println("当前季度结束："+getCurrentQuarterEndTime().toString());System.out.println("当前半年/后半年开始："+getHalfYearStartTime().toString());System.out.println("当前半年/后半年结束："+getHalfYearEndTime().toString());System.out.println("当前年开始："+getCurrentYearStartTime().toString());System.out.println("当前年结束："+getCurrentYearEndTime().toString());}/*** 获取 当前年、半年、季度、月、日、小时 开始结束时间*/private final static SimpleDateFormat shortSdf = new SimpleDateFormat("yyyy-MM-dd");private final static SimpleDateFormat longHourSdf = new SimpleDateFormat("yyyy-MM-dd HH");private final static SimpleDateFormat longSdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");/*** 获得本周的第一天，周一** @return*/public static Date getCurrentWeekDayStartTime() {Calendar c = Calendar.getInstance();try {int weekday = c.get(Calendar.DAY_OF_WEEK) - 2;c.add(Calendar.DATE, -weekday);c.setTime(longSdf.parse(shortSdf.format(c.getTime()) + " 00:00:00"));} catch (Exception e) {e.printStackTrace();}return c.getTime();}/*** 获得本周的最后一天，周日** @return*/public static Date getCurrentWeekDayEndTime() {Calendar c = Calendar.getInstance();try {int weekday = c.get(Calendar.DAY_OF_WEEK);c.add(Calendar.DATE, 8 - weekday);c.setTime(longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59"));} catch (Exception e) {e.printStackTrace();}return c.getTime();}/*** 获得本天的开始时间** @return*/public static Date getCurrentDayStartTime() {Date now = new Date();try {now = shortSdf.parse(shortSdf.format(now));} catch (Exception e) {e.printStackTrace();}return now;}/*** 获得本天的结束时间** @return*/public static Date getCurrentDayEndTime() {Date now = new Date();try {now = longSdf.parse(shortSdf.format(now) + " 23:59:59");} catch (Exception e) {e.printStackTrace();}return now;}/*** 获得本小时的开始时间** @return*/public static Date getCurrentHourStartTime() {Date now = new Date();try {now = longHourSdf.parse(longHourSdf.format(now));} catch (Exception e) {e.printStackTrace();}return now;}/*** 获得本小时的结束时间** @return*/public static Date getCurrentHourEndTime() {Date now = new Date();try {now = longSdf.parse(longHourSdf.format(now) + ":59:59");} catch (Exception e) {e.printStackTrace();}return now;}/*** 获得本月的开始时间** @return*/public static Date getCurrentMonthStartTime() {Calendar c = Calendar.getInstance();Date now = null;try {c.set(Calendar.DATE, 1);now = shortSdf.parse(shortSdf.format(c.getTime()));} catch (Exception e) {e.printStackTrace();}return now;}/*** 本月的结束时间** @return*/public static Date getCurrentMonthEndTime() {Calendar c = Calendar.getInstance();Date now = null;try {c.set(Calendar.DATE, 1);c.add(Calendar.MONTH, 1);c.add(Calendar.DATE, -1);now = longSdf.parse(shortSdf.format(c.getTime()) + " 23:59:59");} catch (Exception e) {e.printStackTrace();}return now;}/*** 当前年的开始时间** @return*/public static Date getCurrentYearStartTime() {Calendar c = Calendar.getInstance();Date now = null;try {c.set(Calendar.MONTH, 0);c.set(Calendar.DATE, 1);now = shortSdf.parse(shortSdf.format(c.getTime()));} catch (Exception e) {e.printStackTrace();}return now;}/*** 当前年的结束时间** @return*/public static Date getCurrentYearEndTime() {Calendar c = Calendar.getInstance();Date now = null;try {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;}/*** 当前季度的开始时间** @return*/public static 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, 0);else if (currentMonth >= 4 && currentMonth <= 6)c.set(Calendar.MONTH, 3);else if (currentMonth >= 7 && currentMonth <= 9)c.set(Calendar.MONTH, 6);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 static 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, 8);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;}/*** 获取前/后半年的开始时间** @return*/public static Date getHalfYearStartTime() {Calendar c = Calendar.getInstance();int currentMonth = c.get(Calendar.MONTH) + 1;Date now = null;try {if (currentMonth >= 1 && currentMonth <= 6) {c.set(Calendar.MONTH, 0);} else if (currentMonth >= 7 && currentMonth <= 12) {c.set(Calendar.MONTH, 6);}c.set(Calendar.DATE, 1);now = longSdf.parse(shortSdf.format(c.getTime()) + " 00:00:00");} catch (Exception e) {e.printStackTrace();}return now;}/*** 获取前/后半年的结束时间** @return*/public static Date getHalfYearEndTime() {Calendar c = Calendar.getInstance();int currentMonth = c.get(Calendar.MONTH) + 1;Date now = null;try {if (currentMonth >= 1 && currentMonth <= 6) {c.set(Calendar.MONTH, 5);c.set(Calendar.DATE, 30);} else if (currentMonth >= 7 && 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;}}
