package com.lqkj.common.utils;

import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;

public class TimeUtils {

    /**
     * 时间戳转字符串
     *
     * @param time   时间戳
     * @param format 格式,如"yyyy-MM-dd HH:mm:ss"
     * @return 时间格式字符串
     */
    public static String getTimeString(long time, String format) {
        if (format == null || format.isEmpty())
            format = "yyyy-MM-dd HH:mm:ss";
        SimpleDateFormat sdf = new SimpleDateFormat(format);
        return sdf.format(new Date(time));
    }

    public static Long getTimestamp(String time) {
        return getTimestamp(time, "yyyy-MM-dd HH:mm:ss");
    }

    /**
     * 字符串转时间戳
     *
     * @param time 字符串
     * @return 时间戳
     **/
    public static Long getTimestamp(String time, String format) {
        if (format == null || format.isEmpty())
            format = "yyyy-MM-dd HH:mm:ss";
        Long timestamp = null;
        try {
            timestamp = new SimpleDateFormat(format).parse(time).getTime();
        } catch (ParseException e) {
            e.printStackTrace();
        }
        return timestamp;
    }
}