Merge branch 'wvp-28181-2.0' into main-dev

648540858

2023-08-07 e898c344aaa515b4fe16ae7ce3d979160d1e962b

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package com.genersoft.iot.vmp.utils;
 
 
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.ChronoUnit;
import java.time.temporal.TemporalAccessor;
 
import java.util.Locale;
 
/**    
 * 全局时间工具类
 * @author lin
 */
public class DateUtil {
 
    /**
     * 兼容不规范的iso8601时间格式
     */
    private static final String ISO8601_COMPATIBLE_PATTERN = "yyyy-M-d'T'H:m:s";
 
    /**
     * 用以输出标准的iso8601时间格式
     */
    private static final String ISO8601_PATTERN = "yyyy-MM-dd'T'HH:mm:ss";
 
    /**
     * wvp内部统一时间格式
     */
    public static final String PATTERN = "yyyy-MM-dd HH:mm:ss";
 
    /**
     * wvp内部统一时间格式
     */
    public static final String URL_PATTERN = "yyyyMMddHHmmss";
 
    public static final String zoneStr = "Asia/Shanghai";
 
    public static final DateTimeFormatter formatterCompatibleISO8601 = DateTimeFormatter.ofPattern(ISO8601_COMPATIBLE_PATTERN, Locale.getDefault()).withZone(ZoneId.of(zoneStr));
    public static final DateTimeFormatter formatterISO8601 = DateTimeFormatter.ofPattern(ISO8601_PATTERN, Locale.getDefault()).withZone(ZoneId.of(zoneStr));
    public static final DateTimeFormatter formatter = DateTimeFormatter.ofPattern(PATTERN, Locale.getDefault()).withZone(ZoneId.of(zoneStr));
    public static final DateTimeFormatter urlFormatter = DateTimeFormatter.ofPattern(URL_PATTERN, Locale.getDefault()).withZone(ZoneId.of(zoneStr));
 
    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(formatterCompatibleISO8601.parse(formatTime));
    }
 
    public static String urlToyyyy_MM_dd_HH_mm_ss(String formatTime) {
        return formatter.format(urlFormatter.parse(formatTime));
    }
 
    /**
     * yyyy_MM_dd_HH_mm_ss 转时间戳
     * @param formatTime
     * @return
     */
    public static long yyyy_MM_dd_HH_mm_ssToTimestamp(String formatTime) {
        TemporalAccessor temporalAccessor = formatter.parse(formatTime);
        Instant instant = Instant.from(temporalAccessor);
        return instant.getEpochSecond();
    }
 
    /**
     * 获取当前时间
     * @return
     */
    public static String getNow() {
        LocalDateTime nowDateTime = LocalDateTime.now();
        return formatter.format(nowDateTime);
    }
 
    /**
     * 获取当前时间
     * @return
     */
    public static String getNowForUrl() {
        LocalDateTime nowDateTime = LocalDateTime.now();
        return urlFormatter.format(nowDateTime);
    }
 
 
    /**
     * 格式校验
     * @param timeStr 时间字符串
     * @param dateTimeFormatter 待校验的格式
     * @return
     */
    public static boolean verification(String timeStr, DateTimeFormatter dateTimeFormatter) {
        try {
            LocalDate.parse(timeStr, dateTimeFormatter);
            return true;
        }catch (DateTimeParseException exception) {
            return false;
        }
    }
 
    public static String getNowForISO8601() {
        LocalDateTime nowDateTime = LocalDateTime.now();
        return formatterISO8601.format(nowDateTime);
    }
 
    public static long getDifferenceForNow(String keepaliveTime) {
        Instant beforeInstant = Instant.from(formatter.parse(keepaliveTime));
        return ChronoUnit.MILLIS.between(beforeInstant, Instant.now());
    }
}