Merge remote-tracking branch 'origin/rtc' into commercial

648540858

2022-06-27 038d360dd4f2dd3c06f5d97dc66ed13fd78de212

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package com.genersoft.iot.vmp.utils;
 
 
import java.text.SimpleDateFormat;
import java.time.Instant;
import java.time.LocalDate;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.time.format.DateTimeParseException;
import java.time.temporal.TemporalAccessor;
 
import java.util.Locale;
 
/**    
 * 全局时间工具类
 * @author lin
 */
public class DateUtil {
 
    private static final String yyyy_MM_dd_T_HH_mm_ss_SSSXXX = "yyyy-MM-dd'T'HH:mm:ss";
    public static final String yyyy_MM_dd_HH_mm_ss = "yyyy-MM-dd HH:mm:ss";
 
    public static final SimpleDateFormat formatISO8601 = new SimpleDateFormat(yyyy_MM_dd_T_HH_mm_ss_SSSXXX, Locale.getDefault());
    public static final SimpleDateFormat format = new SimpleDateFormat(yyyy_MM_dd_HH_mm_ss, Locale.getDefault());
 
    public static final DateTimeFormatter formatterISO8601 = DateTimeFormatter.ofPattern(yyyy_MM_dd_T_HH_mm_ss_SSSXXX, Locale.getDefault()).withZone(ZoneId.systemDefault());
    public static final DateTimeFormatter formatter = DateTimeFormatter.ofPattern(yyyy_MM_dd_HH_mm_ss, Locale.getDefault()).withZone(ZoneId.systemDefault());
 
    public static String yyyy_MM_dd_HH_mm_ssToISO8601(String formatTime) {
        return formatterISO8601.format(formatter.parse(formatTime));
    }
    
    public static String ISO8601Toyyyy_MM_dd_HH_mm_ss(String formatTime) {
        return formatter.format(formatterISO8601.parse(formatTime));
 
    }
    
    public static long yyyy_MM_dd_HH_mm_ssToTimestamp(String formatTime) {
        TemporalAccessor temporalAccessor = formatter.parse(formatTime);
        Instant instant = Instant.from(temporalAccessor);
        return instant.getEpochSecond();
    }
 
    public static String getNow() {
        LocalDateTime nowDateTime = LocalDateTime.now();
        return formatter.format(nowDateTime);
    }
 
    public static boolean verification(String timeStr, DateTimeFormatter dateTimeFormatter) {
        try {
            LocalDate.parse(timeStr, dateTimeFormatter);
            return true;
        }catch (DateTimeParseException exception) {
            return false;
        }
    }
}