package com.runt.open.mvvm.util;
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import android.annotation.SuppressLint;
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import java.sql.Timestamp;
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import java.util.*;
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/**
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* My father is Object, ites purpose of
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*
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* @purpose Created by Runt (qingingrunt2010@qq.com) on 2019-3-26.
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*/
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public class DatesUtil {
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/**
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* 获取当前日期是星期几<br>
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*
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* @param date
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* @return 当前日期是星期几 首日为星期日
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*/
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public static int getWeekOfDate(Date date) {
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Calendar cal = Calendar.getInstance();
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cal.setTime(date);
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int w = cal.get(Calendar.DAY_OF_WEEK) - 1;
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if (w < 0)
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w = 0;
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return w;
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}
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// 获取当天的开始时间
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public static Date getDayBegin() {
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Calendar cal = new GregorianCalendar();
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cal.set(Calendar.HOUR_OF_DAY, 0);
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cal.set(Calendar.MINUTE, 0);
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cal.set(Calendar.SECOND, 0);
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cal.set(Calendar.MILLISECOND, 0);
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return cal.getTime();
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}
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// 获取当天的结束时间
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public static Date getDayEnd() {
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Calendar cal = new GregorianCalendar();
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cal.set(Calendar.HOUR_OF_DAY, 23);
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cal.set(Calendar.MINUTE, 59);
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cal.set(Calendar.SECOND, 59);
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return cal.getTime();
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}
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// 获取昨天的开始时间
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public static Date getBeginDayOfYesterday() {
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Calendar cal = new GregorianCalendar();
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cal.setTime(getDayBegin());
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cal.add(Calendar.DAY_OF_MONTH, -1);
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return cal.getTime();
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}
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// 获取昨天的结束时间
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public static Date getEndDayOfYesterDay() {
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Calendar cal = new GregorianCalendar();
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cal.setTime(getDayEnd());
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cal.add(Calendar.DAY_OF_MONTH, -1);
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return cal.getTime();
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}
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// 获取明天的开始时间
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public static Date getBeginDayOfTomorrow() {
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Calendar cal = new GregorianCalendar();
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cal.setTime(getDayBegin());
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cal.add(Calendar.DAY_OF_MONTH, 1);
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return cal.getTime();
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}
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// 获取明天的结束时间
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public static Date getEndDayOfTomorrow() {
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Calendar cal = new GregorianCalendar();
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cal.setTime(getDayEnd());
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cal.add(Calendar.DAY_OF_MONTH, 1);
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return cal.getTime();
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}
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// 获取本周的开始时间
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@SuppressWarnings("unused")
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public static Date getBeginDayOfWeek() {
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Date date = new Date();
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if (date == null) {
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return null;
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}
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Calendar cal = Calendar.getInstance();
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cal.setTime(date);
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int dayofweek = cal.get(Calendar.DAY_OF_WEEK);
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if (dayofweek == 1) {
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dayofweek += 7;
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}
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cal.add(Calendar.DATE, 2 - dayofweek);
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return getDayStartTime(cal.getTime());
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}
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// 获取本周的结束时间
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public static Date getEndDayOfWeek() {
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Calendar cal = Calendar.getInstance();
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cal.setTime(getBeginDayOfWeek());
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cal.add(Calendar.DAY_OF_WEEK, 6);
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Date weekEndSta = cal.getTime();
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return getDayEndTime(weekEndSta);
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}
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// 获取上周的开始时间
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@SuppressWarnings("unused")
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public static Date getBeginDayOfLastWeek() {
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Date date = new Date();
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if (date == null) {
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return null;
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}
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Calendar cal = Calendar.getInstance();
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cal.setTime(date);
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int dayofweek = cal.get(Calendar.DAY_OF_WEEK);
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if (dayofweek == 1) {
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dayofweek += 7;
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}
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cal.add(Calendar.DATE, 2 - dayofweek - 7);
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return getDayStartTime(cal.getTime());
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}
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// 获取上周的结束时间
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public static Date getEndDayOfLastWeek() {
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Calendar cal = Calendar.getInstance();
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cal.setTime(getBeginDayOfLastWeek());
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cal.add(Calendar.DAY_OF_WEEK, 6);
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Date weekEndSta = cal.getTime();
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return getDayEndTime(weekEndSta);
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}
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// 获取本月的结束时间
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@SuppressLint("WrongConstant")
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public static Date getEndDayOfMonth() {
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Calendar calendar = Calendar.getInstance();
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calendar.set(getNowYear(), getNowMonth() - 1, 1);
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int day = calendar.getActualMaximum(5);
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calendar.set(getNowYear(), getNowMonth() - 1, day);
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return getDayEndTime(calendar.getTime());
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}
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// 获取当年某月的结束时间
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@SuppressLint("WrongConstant")
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public static Date getEndDayOfMonth(int month) {
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return getEndDayOfMonth(getNowYear(),month);
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}
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// 获取某年某月的结束时间
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@SuppressLint("WrongConstant")
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public static Date getEndDayOfMonth(int year,int month) {
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Calendar calendar = Calendar.getInstance();
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if(month <= 0){
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year-=(1+((Math.abs(month))/12));
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month = 12-(Math.abs(month)%12);
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}else if( month > 12){
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year +=(1+((Math.abs(month))/12));
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month = (Math.abs(month)%12);
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}
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calendar.set(year, month - 1, 1);
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int day = calendar.getActualMaximum(5);
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calendar.set(year, month - 1, day);
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return getDayEndTime(calendar.getTime());
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}
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// 获取某月的开始时间
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public static Date getBeginDayOfMonth(int month) {
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return getBeginDayOfMonth(getNowYear(),month);
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}
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// 获取某年某月的开始时间
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public static Date getBeginDayOfMonth(int year, int month) {
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Calendar calendar = Calendar.getInstance();
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if(month <= 0){
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year-=(1+((Math.abs(month))/12));
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month = 12-(Math.abs(month)%12);
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}else if( month > 12){
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year +=(1+((Math.abs(month))/12));
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month = (Math.abs(month)%12);
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}
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calendar.set(year, month-1, 1);
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return getDayStartTime(calendar.getTime());
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}
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// 获取上月的结束时间
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@SuppressLint("WrongConstant")
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public static Date getEndDayOfLastMonth() {
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Calendar calendar = Calendar.getInstance();
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calendar.set(getNowYear(), getNowMonth() - 2, 1);
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int day = calendar.getActualMaximum(5);
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calendar.set(getNowYear(), getNowMonth() - 2, day);
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return getDayEndTime(calendar.getTime());
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}
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/**
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* 获取当月多少天
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* @param year
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* @param month
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* @return
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*/
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public static int getDaysOfMonth(int year,int month){
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Calendar c = Calendar.getInstance();
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c.set(year, month, 0); //输入类型为int类型
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return c.get(Calendar.DAY_OF_MONTH);
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}
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// 获取本年的开始时间
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public static Date getBeginDayOfYear() {
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Calendar cal = Calendar.getInstance();
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cal.set(Calendar.YEAR, getNowYear());
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cal.set(Calendar.MONTH, Calendar.JANUARY);
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cal.set(Calendar.DATE, 1);
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return getDayStartTime(cal.getTime());
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}
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// 获取本年的结束时间
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public static Date getEndDayOfYear() {
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Calendar cal = Calendar.getInstance();
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cal.set(Calendar.YEAR, getNowYear());
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cal.set(Calendar.MONTH, Calendar.DECEMBER);
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cal.set(Calendar.DATE, 31);
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return getDayEndTime(cal.getTime());
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}
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// 获取某个日期的开始时间
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public static Timestamp getDayStartTime(Date d) {
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Calendar calendar = Calendar.getInstance();
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if (null != d)
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calendar.setTime(d);
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calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH),
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calendar.get(Calendar.DAY_OF_MONTH), 0, 0, 0);
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calendar.set(Calendar.MILLISECOND, 0);
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return new Timestamp(calendar.getTimeInMillis());
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}
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// 获取某个日期的结束时间
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public static Timestamp getDayEndTime(Date d) {
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Calendar calendar = Calendar.getInstance();
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if (null != d)
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calendar.setTime(d);
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calendar.set(calendar.get(Calendar.YEAR), calendar.get(Calendar.MONTH),
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calendar.get(Calendar.DAY_OF_MONTH), 23, 59, 59);
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calendar.set(Calendar.MILLISECOND, 999);
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return new Timestamp(calendar.getTimeInMillis());
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}
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// 获取今年是哪一年
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@SuppressLint("WrongConstant")
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public static Integer getNowYear() {
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Date date = new Date();
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GregorianCalendar gc = (GregorianCalendar) Calendar.getInstance();
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gc.setTime(date);
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return Integer.valueOf(gc.get(1));
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}
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// 获取本月是哪一月
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@SuppressLint("WrongConstant")
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public static int getNowMonth() {
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Date date = new Date();
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GregorianCalendar gc = (GregorianCalendar) Calendar.getInstance();
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gc.setTime(date);
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return gc.get(2) + 1;
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}
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// 两个日期相减得到的天数
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public static int getDiffDays(Date beginDate, Date endDate) {
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if (beginDate == null || endDate == null) {
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throw new IllegalArgumentException("getDiffDays param is null!");
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}
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long diff = (endDate.getTime() - beginDate.getTime())
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/ (1000 * 60 * 60 * 24);
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int days = new Long(diff).intValue();
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return days;
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}
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// 两个日期相减得到的毫秒数
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public static long dateDiff(Date beginDate, Date endDate) {
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long date1ms = beginDate.getTime();
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long date2ms = endDate.getTime();
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return date2ms - date1ms;
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}
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// 获取两个日期中的最大日期
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public static Date max(Date beginDate, Date endDate) {
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if (beginDate == null) {
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return endDate;
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}
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if (endDate == null) {
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return beginDate;
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}
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if (beginDate.after(endDate)) {
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return beginDate;
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}
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return endDate;
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}
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// 获取两个日期中的最小日期
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public static Date min(Date beginDate, Date endDate) {
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if (beginDate == null) {
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return endDate;
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}
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if (endDate == null) {
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return beginDate;
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}
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if (beginDate.after(endDate)) {
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return endDate;
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}
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return beginDate;
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}
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// 返回某月该季度的第一个月
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public static Date getFirstSeasonDate(Date date) {
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final int[] SEASON = { 1, 1, 1, 2, 2, 2, 3, 3, 3, 4, 4, 4 };
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Calendar cal = Calendar.getInstance();
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cal.setTime(date);
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int sean = SEASON[cal.get(Calendar.MONTH)];
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cal.set(Calendar.MONTH, sean * 3 - 3);
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return cal.getTime();
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}
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// 返回某个日期下几天的日期
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public static Date getNextDay(Date date, int i) {
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Calendar cal = new GregorianCalendar();
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cal.setTime(date);
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cal.set(Calendar.DATE, cal.get(Calendar.DATE) + i);
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return cal.getTime();
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}
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// 返回某个日期前几天的日期
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public static Date getFrontDay(Date date, int i) {
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Calendar cal = new GregorianCalendar();
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cal.setTime(date);
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cal.set(Calendar.DATE, cal.get(Calendar.DATE) - i);
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return cal.getTime();
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}
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// 获取某年某月到某年某月按天的切片日期集合(间隔天数的集合)
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@SuppressWarnings({ "rawtypes", "unchecked" })
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public static List getTimeList(int beginYear, int beginMonth, int endYear,
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int endMonth, int k) {
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List list = new ArrayList();
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if (beginYear == endYear) {
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for (int j = beginMonth; j <= endMonth; j++) {
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list.add(getTimeList(beginYear, j, k));
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}
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} else {
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{
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for (int j = beginMonth; j < 12; j++) {
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list.add(getTimeList(beginYear, j, k));
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}
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for (int i = beginYear + 1; i < endYear; i++) {
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for (int j = 0; j < 12; j++) {
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list.add(getTimeList(i, j, k));
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}
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}
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for (int j = 0; j <= endMonth; j++) {
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list.add(getTimeList(endYear, j, k));
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}
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}
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}
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return list;
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}
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// 获取某年某月按天切片日期集合(某个月间隔多少天的日期集合)
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@SuppressWarnings({ "unchecked", "rawtypes" })
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public static List getTimeList(int beginYear, int beginMonth, int k) {
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List list = new ArrayList();
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Calendar begincal = new GregorianCalendar(beginYear, beginMonth, 1);
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int max = begincal.getActualMaximum(Calendar.DATE);
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for (int i = 1; i < max; i = i + k) {
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list.add(begincal.getTime());
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begincal.add(Calendar.DATE, k);
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}
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begincal = new GregorianCalendar(beginYear, beginMonth, max);
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list.add(begincal.getTime());
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return list;
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}
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}
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