修复空指针异常

648540858

2024-01-10 c25a99d60bef3d3bbd59fee895bd658928fd00db

 src/main/java/com/genersoft/iot/vmp/utils/DateUtil.java

old mode 100644
new mode 100755
@@ -1,12 +1,15 @@
package com.genersoft.iot.vmp.utils;


import org.apache.commons.lang3.ObjectUtils;

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;
@@ -32,11 +35,23 @@
     */
    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";

    /**
     * 日期格式
     */
    public static final String date_PATTERN = "yyyy-MM-dd";

    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 DateFormatter = DateTimeFormatter.ofPattern(date_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) {

@@ -45,7 +60,10 @@
   
   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));
    }

    /**
@@ -60,6 +78,22 @@
   }

    /**
     * 时间戳 转 yyyy_MM_dd_HH_mm_ss
     */
   public static String timestampTo_yyyy_MM_dd_HH_mm_ss(long timestamp) {
        Instant instant = Instant.ofEpochSecond(timestamp);
        return formatter.format(LocalDateTime.ofInstant(instant, ZoneId.of(zoneStr)));
   }

    /**
     * 时间戳 转 yyyy_MM_dd
     */
    public static String timestampTo_yyyy_MM_dd(long timestamp) {
        Instant instant = Instant.ofEpochMilli(timestamp);
        return DateFormatter.format(LocalDateTime.ofInstant(instant, ZoneId.of(zoneStr)));
    }

    /**
     * 获取当前时间
     * @return
     */
@@ -67,6 +101,16 @@
        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
@@ -82,4 +126,17 @@
            return false;
        }
    }

    public static String getNowForISO8601() {
        LocalDateTime nowDateTime = LocalDateTime.now();
        return formatterISO8601.format(nowDateTime);
    }

    public static long getDifferenceForNow(String keepaliveTime) {
        if (ObjectUtils.isEmpty(keepaliveTime)) {
            return 0;
        }
        Instant beforeInstant = Instant.from(formatter.parse(keepaliveTime));
        return ChronoUnit.MILLIS.between(beforeInstant, Instant.now());
    }
}