工具类之DateUtils.java

package com.exam.util;
import java.text.SimpleDateFormat;
import java.util.Date;



public class DateUtils {
    
    public static String dateToString(Date time) {
        SimpleDateFormat formatter;
        formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        String ctime = formatter.format(time);
        return ctime;
    }

    public static String getDay(Date time) {
        SimpleDateFormat formatter;
        formatter = new SimpleDateFormat("yyyy-MM-dd");
        String ctime = formatter.format(time);
        return ctime;
    }

    public static String getTime(Date time) {
        SimpleDateFormat formatter;
        formatter = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
        String ctime = formatter.format(time);
        return ctime.substring(ctime.lastIndexOf("-") + 3, ctime.lastIndexOf(":"));
    }
}