package test;

 

import java.text.SimpleDateFormat;

import java.util.Calendar;

import java.util.Date;

 

public 

class 

T {

 

    

public 

static 

void 

main(String[] args) {

        

Date date =

new 

Date();

        

System.

out

.println((

new 

SimpleDateFormat(

"yyyy-MM-dd"

)).format(date));

        

Calendar cal = Calendar.getInstance();

        

cal.setTime(date);

        

//加天

        

cal.add(Calendar.DATE, 100);

        

System.

out

.println((

new 

SimpleDateFormat(

"yyyy-MM-dd"

)).format(cal.getTime()));

        

//减天

        

cal.add(Calendar.DATE, -100);

        

System.

out

.println((

new 

SimpleDateFormat(

"yyyy-MM-dd"

)).format(cal.getTime()));

    

}

 

}