JAVA 获取本周的起始日期 troy

import java.text.DateFormat;
import java.util.Calendar;
import java.util.Date;
/**
 * @author troy(J2EE)
 * @version 1.0
 */
public class Test {
 public static void main(String[] args) throws Exception {
  DateFormat df = DateFormat.getDateInstance();
  Calendar c = Calendar.getInstance();
  c.setTime(df.parse("2010-5-24"));
  int weekDay = c.get(Calendar.DAY_OF_WEEK)==1?8:c.get(Calendar.DAY_OF_WEEK);
  c.add(Calendar.DATE,Calendar.MONDAY - weekDay);
  Date start = c.getTime();
  c.add(Calendar.DATE, 6);
  Date end = c.getTime();
  System.out.print(String.format("%1$tY-%1$tm-%1$td", start) + " "+ String.format("%1$tY-%1$tm-%1$td", end));
 }
}