package com.fzzy.api.utils;
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import org.apache.commons.lang.time.DateUtils;
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import java.util.Calendar;
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import java.util.Date;
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/**
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* 时间相关工具类
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*
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* @author jiazx
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*/
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public class DateUtil {
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/**
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* 根据当前时间获取只有 yyyy-MM-dd的时间
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*
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* @param date
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* @return
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*/
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public static Date getCurZero(Date date) {
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//TimeZone.setDefault(TimeZone.getTimeZone("GMT+8"));
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date = DateUtils.setHours(date, 0);
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date = DateUtils.setMinutes(date, 0);
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date = DateUtils.setSeconds(date, 0);
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date = DateUtils.setMilliseconds(date, 0);
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return date;
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}
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/**
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* 获取当前时间下一天的零点零分零秒
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*
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* @param date
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* @return
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*/
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public static Date getNextZero(Date date) {
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//TimeZone.setDefault(TimeZone.getTimeZone("GMT+8"));
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date = DateUtils.addDays(date, 1);
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date = DateUtils.setHours(date, 0);
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date = DateUtils.setMinutes(date, 0);
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date = DateUtils.setSeconds(date, 0);
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date = DateUtils.setMilliseconds(date, 0);
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return date;
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}
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/**
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* 获取当前日期所在月的第一天，数据为：:00:00:00
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*
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* @param date
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* @return
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*/
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public static Date getMonthFirst(Date date) {
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if (null == date) date = new Date();
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date = DateUtils.setDays(date, 1);
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date = DateUtils.setHours(date, 0);
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date = DateUtils.setMinutes(date, 0);
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date = DateUtils.setSeconds(date, 0);
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date = DateUtils.setMilliseconds(date, 0);
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return date;
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}
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/**
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* 获取当前年第一天
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*
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* @param date
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* @return
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*/
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public static Date getYearFirst(Date date) {
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if (null == date) date = new Date();
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Calendar currCal = Calendar.getInstance();
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currCal.setTime(date);
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int currentYear = currCal.get(Calendar.YEAR);
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Calendar calendar = Calendar.getInstance();
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calendar.clear();
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calendar.set(Calendar.YEAR, currentYear);
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Date currYearFirst = calendar.getTime();
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return currYearFirst;
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}
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/**
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* 获取当前时间的下个月1号
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*
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* @param date
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* @return
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*/
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public static Date getNextMonthFirst(Date date) {
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if (null == date) date = new Date();
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date = DateUtils.addMonths(date, 1);
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date = DateUtils.setDays(date, 1);
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date = DateUtils.setHours(date, 0);
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date = DateUtils.setMinutes(date, 0);
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date = DateUtils.setSeconds(date, 0);
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date = DateUtils.setMilliseconds(date, 0);
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return date;
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}
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/**
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* 获取当前时间的上个月1号
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*
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* @param date
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* @return
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*/
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public static Date getPreMonthFirst(Date date) {
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if (null == date) date = new Date();
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date = DateUtils.addMonths(date, -1);
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date = DateUtils.setDays(date, 1);
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date = DateUtils.setHours(date, 0);
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date = DateUtils.setMinutes(date, 0);
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date = DateUtils.setSeconds(date, 0);
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date = DateUtils.setMilliseconds(date, 0);
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return date;
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}
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/**
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* 时间，根据天数 添加几天，或者减去几天
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*
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* @param date 当前时间
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* @param num 正数或者负数
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* @return
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*/
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public static Date getNewByDay(Date date, int num) {
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if (null == date) date = new Date();
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date = DateUtils.addDays(date, num);
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date = DateUtils.setHours(date, 0);
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date = DateUtils.setMinutes(date, 0);
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date = DateUtils.setSeconds(date, 0);
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date = DateUtils.setMilliseconds(date, 0);
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return date;
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}
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/**
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* 时间，根据天数 添加几分钟，或者减去几分
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*
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* @param date 当前时间
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* @param num 正数或者负数
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* @return
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*/
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public static Date getNewByMinute(Date date, int num) {
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if (null == date) date = new Date();
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date = DateUtils.addMinutes(date, num);
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date = DateUtils.setHours(date, 0);
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date = DateUtils.setMinutes(date, 0);
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date = DateUtils.setSeconds(date, 0);
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date = DateUtils.setMilliseconds(date, 0);
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return date;
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}
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/**
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* 获取某年第一天日期
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*
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* @param year 年份
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* @return Date
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*/
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public static Date getCurrYearFirst(int year) {
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Calendar calendar = Calendar.getInstance();
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calendar.clear();
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calendar.set(Calendar.YEAR, year);
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Date currYearFirst = calendar.getTime();
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return currYearFirst;
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}
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/**
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* 获取次年第一天 0点
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*
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* @param year 年份
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* @return Date
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*/
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public static Date getNextYearFirst(int year) {
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Calendar calendar = Calendar.getInstance();
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calendar.clear();
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calendar.set(Calendar.YEAR, year);
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calendar.roll(Calendar.DAY_OF_YEAR, -1);
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Date currYearLast = calendar.getTime();
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currYearLast = DateUtils.addDays(currYearLast, 1);
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return currYearLast;
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}
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/**
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* 计算时间1与时间2直接的分钟数，
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*
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* @param begin
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* @param end
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* @return
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*/
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public static long difMin(Date begin, Date end) {
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long between = (end.getTime() - begin.getTime()) / 1000;//除以1000是为了转换成秒
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//long day1 = between / (24 * 3600);
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// long hour1 = between % (24 * 3600) / 3600;
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long minute1 = between % 3600 / 60;
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// long second1 = between % 60 / 60;
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return minute1;
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}
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/**
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* 计算时间1与时间2直接的天数，
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*
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* @param begin
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* @param end
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* @return
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*/
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public static int difDay(Date begin, Date end) {
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return (int) ((end.getTime() - begin.getTime()) / (1000 * 3600 * 24));
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}
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/**
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* 获取当前时间的 小时,时间从1-24
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*
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* @param date
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* @return
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*/
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public static int getHour(Date date) {
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(date);
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return calendar.get(Calendar.HOUR_OF_DAY);
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}
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/**
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* 获取当前时间的 分钟 时间从0 -59
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*
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* @param date
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* @return
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*/
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public static int getMinute(Date date) {
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Calendar calendar = Calendar.getInstance();
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calendar.setTime(date);
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return calendar.get(Calendar.MINUTE);
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}
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/**
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* 获取当前时间到第二天凌晨的时间差秒数
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*
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* @return
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*/
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public static Long getNowToNextDaySeconds() {
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Calendar cal = Calendar.getInstance();
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cal.add(Calendar.DAY_OF_YEAR, 1);
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cal.set(Calendar.HOUR_OF_DAY, 0);
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cal.set(Calendar.SECOND, 0);
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cal.set(Calendar.MINUTE, 0);
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cal.set(Calendar.MILLISECOND, 0);
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return (cal.getTimeInMillis() - System.currentTimeMillis()) / 1000;
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}
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public static void main(String[] args) {
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System.out.println(getMinute(new Date()));
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}
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}
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