648540858
2023-08-17 d9cfe061b9b501511f5d769f751c8ff6bbcb1bf9
src/main/java/com/genersoft/iot/vmp/utils/DateUtil.java
@@ -1,13 +1,13 @@
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.ChronoUnit;
import java.time.temporal.TemporalAccessor;
import java.util.Locale;
@@ -33,18 +33,29 @@
     */
    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 DateTimeFormatter formatterCompatibleISO8601 = DateTimeFormatter.ofPattern(ISO8601_COMPATIBLE_PATTERN, Locale.getDefault()).withZone(ZoneId.systemDefault());
    public static final DateTimeFormatter formatterISO8601 = DateTimeFormatter.ofPattern(ISO8601_PATTERN, Locale.getDefault()).withZone(ZoneId.systemDefault());
    public static final DateTimeFormatter formatter = DateTimeFormatter.ofPattern(PATTERN, Locale.getDefault()).withZone(ZoneId.systemDefault());
    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));
    }
    /**
@@ -68,6 +79,16 @@
    }
    /**
     * 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
@@ -81,4 +102,14 @@
            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());
    }
}