取得服务器当前的各种具体时间.txt

java开发中经常用到的代码

**
 * 取得服务器当前的各种具体时间
 * 回车：日期时间
 */

import java.util.*;

public class GetNowDate{
    Calendar  calendar = null;
  
    public GetNowDate(){
        calendar = Calendar.getInstance();
        calendar.setTime(new Date());
    }
  
    public int getYear(){
        return calendar.get(Calendar.YEAR);
    }
  
    public int getMonth(){
        return 1 + calendar.get(Calendar.MONTH);
    }
  
    public int getDay(){
        return calendar.get(Calendar.DAY_OF_MONTH);
    }
  
    public int getHour(){
        return calendar.get(Calendar.HOUR_OF_DAY);
    }
    
    public int getMinute(){
        return calendar.get(Calendar.MINUTE);
    }
  
    public int getSecond(){
        return calendar.get(Calendar.SECOND);
    }
    
    public String getDate(){
        return getMonth()+"/"+getDay()+"/"+getYear();
    }
  
    public String getTime(){
        return getHour()+":"+getMinute()+":"+getSecond();
    }
  
    public String getDate2(){
        String yyyy="0000", mm="00", dd="00";
        yyyy = yyyy + getYear();
        mm   = mm   + getMonth();
        dd   = dd + getDay();
        yyyy = yyyy.substring(yyyy.length()-4);
        mm   = mm.substring(mm.length()-2);
        dd   = dd.substring(dd.length()-2);
        return yyyy + "/" + mm + "/" +  dd;
    }
  
    public String getTime2(){
        String hh="00", mm="00", ss="00";
        hh = hh + getHour();
        mm = mm + getMinute();
        ss = ss + getSecond();
        hh = hh.substring(hh.length()-2, hh.length());
        mm = mm.substring(mm.length()-2, mm.length());
        ss = ss.substring(ss.length()-2, ss.length());
        return hh + ":" + mm + ":" + ss;
    }
}