package com.genersoft.iot.vmp.gb28181.utils;
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import java.text.ParseException;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.Locale;
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/**
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* @description:时间工具类,主要处理ISO 8601格式转换
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* @author: swwheihei
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* @date: 2020年5月8日 下午3:24:42
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*/
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public class DateUtil {
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//private static final String yyyy_MM_dd_T_HH_mm_ss_SSSXXX = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";
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private static final String yyyy_MM_dd_T_HH_mm_ss_SSSXXX = "yyyy-MM-dd'T'HH:mm:ss";
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private static final String yyyy_MM_dd_HH_mm_ss = "yyyy-MM-dd HH:mm:ss";
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public static String yyyy_MM_dd_HH_mm_ssToISO8601(String formatTime) {
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SimpleDateFormat oldsdf = new SimpleDateFormat(yyyy_MM_dd_HH_mm_ss, Locale.getDefault());
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SimpleDateFormat newsdf = new SimpleDateFormat(yyyy_MM_dd_T_HH_mm_ss_SSSXXX, Locale.getDefault());
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try {
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return newsdf.format(oldsdf.parse(formatTime));
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return "";
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}
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public static String ISO8601Toyyyy_MM_dd_HH_mm_ss(String formatTime) {
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SimpleDateFormat oldsdf = new SimpleDateFormat(yyyy_MM_dd_T_HH_mm_ss_SSSXXX, Locale.getDefault());
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SimpleDateFormat newsdf = new SimpleDateFormat(yyyy_MM_dd_HH_mm_ss, Locale.getDefault());
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try {
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return newsdf.format(oldsdf.parse(formatTime));
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return "";
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}
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public static long yyyy_MM_dd_HH_mm_ssToTimestamp(String formatTime) {
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SimpleDateFormat format=new SimpleDateFormat(yyyy_MM_dd_HH_mm_ss);
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//设置要读取的时间字符串格式
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Date date;
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try {
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date = format.parse(formatTime);
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Long timestamp=date.getTime()/1000;
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//转换为Date类
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return timestamp;
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} catch (ParseException e) {
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e.printStackTrace();
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}
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return 0;
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}
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}
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