formatdate.java

JAVA的MVC三层开发的图书馆管理系统。

package mypackage;
import java.util.Date;
import java.util.GregorianCalendar;
import java.text.SimpleDateFormat;

public class FormatDate 
{
    Date date = new Date();
    SimpleDateFormat df = new SimpleDateFormat("yyyy-MM-dd");
    GregorianCalendar gc = new GregorianCalendar();
    String nowdate = null;
    String returndate = null;
    String deferdate = null;
    
    public String nowDate(){
      nowdate = df.format(date);
      return nowdate;
    }
    public String returnDate(){              
      gc.setTime(date); 
      gc.add(5, +15);
      gc.set(gc.get(gc.YEAR), gc.get(gc.MONTH), gc.get(gc.DATE));
      returndate = df.format(gc.getTime());
      return returndate;
    }
}