java GregorianCalendar 获取两个日期之间所有日期

package com.lihan;   
import java.util.*;   
import java.text.*;   
public class Test {   
    /**  
     * @author 李晗  
     * @param d1  
     * @param d2  
     * @return GregorianCalendar[]  
     * @throws ParseException  
     */  
    public static GregorianCalendar[]  getBetweenDate(String d1,String d2) throws ParseException   
    {   
        Vector<GregorianCalendar> v=new Vector<GregorianCalendar>();   
        SimpleDateFormat  sdf=new SimpleDateFormat("yyyy-MM-dd");   
        GregorianCalendar gc1=new GregorianCalendar(),gc2=new GregorianCalendar();   
        gc1.setTime(sdf.parse(d1));   
        gc2.setTime(sdf.parse(d2));   
        do{   
            GregorianCalendar gc3=(GregorianCalendar)gc1.clone();   
            v.add(gc3);   
            gc1.add(Calendar.DAY_OF_MONTH, 1);                
         }while(!gc1.after(gc2));   
        return v.toArray(new GregorianCalendar[v.size()]);   
    }       
       
    public static void main(String[] args) throws Exception {   
        // TODO Auto-generated method stub   
        GregorianCalendar[] ga=getBetweenDate("2009-11-29", "2009-12-5");   
        for(GregorianCalendar e:ga)   
        {   
            System.out.println(e.get(Calendar.YEAR)+"年 "+   
                               +(e.get(Calendar.MONTH)+1)+"月 "+   
                               e.get(Calendar.DAY_OF_MONTH)+"号");   
        }   
    }   
  
}  

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