ISO8601标准时间格式转换

import cn.jinka.gcdp.securecenter.port.adapter.resource.SecureCenterApplicationException;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import lombok.extern.slf4j.Slf4j;
import org.springframework.http.HttpStatus;

import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.time.*;
import java.time.format.DateTimeFormatter;
import java.time.temporal.TemporalAdjusters;
import java.util.Date;
import java.util.Locale;

/**
 * 时间工具类
 *
 * @Author : wxj
 */
@Slf4j
public class LocalDateTimeUtil {
    
    
    static String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";

    static String YYYY_MM_DD = "yyyy-MM-dd";

    static String YYYY_MM_DD_T_HH_MM_SS_SSSXXX = "yyyy-MM-dd'T'HH:mm:ss.SSSXXX";

    static String EEE_MMM_DD_HH_MM_SS_Z_YYYY = "EEE MMM dd HH:mm:ss Z yyyy";

    /**
     * 日期格式转换yyyy-MM-dd'T'HH:mm:ss.SSSXXX  (yyyy-MM-dd'T'HH:mm:ss.SSSZ) TO  yyyy-MM-dd HH:mm:ss
     * 2020-04-09T23:00:00.000+08:00 TO 2020-04-09 23:00:00
     * oldDateStr = "2016-10-15T00:00:00.000+08:00";
     */
    public static String convertDateStrFromISO8601(String oldDateStr){
    
    
        String result;
        try {
    
    
            DateFormat df = new SimpleDateFormat(YYYY_MM_DD_T_HH_MM_SS_SSSXXX);
            Date date = df.parse(oldDateStr);
            SimpleDateFormat df1 = new SimpleDateFormat(EEE_MMM_DD_HH_MM_SS_Z_YYYY, Locale.UK);
            Date date1 = df1.parse(date.toString());
            DateFormat df2 = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
            result = df2.format(date1);
        } catch (Exception e) {
    
    
            log.error("日期转换报错", e);
        }
        return result;
    }

    /**
     * 日期格式转换yyyy-MM-dd HH:mm:ss TO  yyyy-MM-dd'T'HH:mm:ss.SSSXXX  (yyyy-MM-dd'T'HH:mm:ss.SSSZ)
     * 2020-04-09 23:00:00 TO 2020-04-09T23:00:00.000+08:00
     * oldDateStr = "2020-04-09 23:00:00";
     */
    public static String convertISO8601FromDateStr(String oldDateStr) {
    
    
        try {
    
    
            DateFormat df2 = new SimpleDateFormat(YYYY_MM_DD_HH_MM_SS);
            Date date = df2.parse(oldDateStr);
            SimpleDateFormat df1 = new SimpleDateFormat(EEE_MMM_DD_HH_MM_SS_Z_YYYY, Locale.UK);
            Date date1 = df1.parse(date.toString());
            DateFormat df = new SimpleDateFormat(YYYY_MM_DD_T_HH_MM_SS_SSSXXX);
            return df.format(date1);
        } catch (Exception e) {
    
    
            log.error("日期转换报错", e);
        }
    }
 
 }