102 lines
3.2 KiB
Java
102 lines
3.2 KiB
Java
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package com.whdc.utils;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.time.LocalDateTime;
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import java.time.format.DateTimeFormatter;
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import java.util.Date;
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import java.util.GregorianCalendar;
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import java.util.SimpleTimeZone;
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/**
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* @author 李赛
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* @date 2022-06-26 1:01
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*/
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public class DateUtils {
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/**
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* 时间格式(yyyy-MM-dd HH:mm:ss)
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*/
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public final static String DATE_TIME_PATTERN = "yyyy-MM-dd HH:mm:ss";
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public static final ThreadLocal<SimpleDateFormat> sdfhmsS = new ThreadLocal<SimpleDateFormat>() {
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protected SimpleDateFormat initialValue() {
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return new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
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}
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};
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public static final ThreadLocal<SimpleDateFormat> sdfYMDh = ThreadLocal.withInitial(() -> new SimpleDateFormat("yyyy-MM-dd HH:mm"));
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public static final ThreadLocal<SimpleDateFormat> sdfhms = new ThreadLocal<SimpleDateFormat>() {
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protected SimpleDateFormat initialValue() {
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return new SimpleDateFormat(DATE_TIME_PATTERN);
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}
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};
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public static final ThreadLocal<SimpleDateFormat> sdf_utc = new ThreadLocal<SimpleDateFormat>() {
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protected SimpleDateFormat initialValue() {
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return new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ssZ");
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}
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};
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public static final ThreadLocal<SimpleDateFormat> sdf_utc_sss = new ThreadLocal<SimpleDateFormat>() {
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protected SimpleDateFormat initialValue() {
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return new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSZ");
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}
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};
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public static final ThreadLocal<SimpleDateFormat> sdf_Str = ThreadLocal.withInitial(() -> new SimpleDateFormat("EEE MMM dd HH:mm:ss zzz yyyy"));
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public static LocalDateTime strToLDT(String str,String format){
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return LocalDateTime.parse(str, DateTimeFormatter.ofPattern(format));
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}
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public static String dateToStr(Date date){
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return sdfhms.get().format(date);
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}
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public static Date dateToStr(String dateString){
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try {
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return sdf_Str.get().parse(dateString);
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} catch (ParseException e) {
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throw new RuntimeException(e);
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}
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}
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public static String dateToStr(Date date, ThreadLocal<SimpleDateFormat> format){
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return format.get().format(date);
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}
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/**
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* mongo 日期查询isodate
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*
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* @param dateStr
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* @return
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*/
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public static Date dateToISODate(String dateStr) throws ParseException {
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//T代表后面跟着时间，Z代表UTC统一时间
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Date date = formatD(dateStr);
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SimpleDateFormat format = sdfhms.get();
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format.setCalendar(new GregorianCalendar(new SimpleTimeZone(0, "GMT")));
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String isoDate = format.format(date);
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return format.parse(isoDate);
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}
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public static Date formatD(String dateStr) throws ParseException {
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return formatD(dateStr, DATE_TIME_PATTERN);
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}
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public static Date formatD(String dateStr, String format) throws ParseException {
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SimpleDateFormat simpleDateFormat = new SimpleDateFormat(format);
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return simpleDateFormat.parse(dateStr);
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}
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public static void main(String[] args) throws ParseException {
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System.out.println(dateToISODate("2021-11-05T13:00:00Z"));
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}
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}
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