将日期转换成大写日期

 SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
 Date date = new Date();

 Calendar ca = Calendar.getInstance();  
 ca.setTime(date);  
 int year = ca.get(Calendar.YEAR);  
 int month = ca.get(Calendar.MONTH) + 1;  
 int day = ca.get(Calendar.DAY_OF_MONTH);
 “返回值” = numToUpper(year) + "年" + monthToUppder(month) + "月" + dayToUppder(day) + "日"; 
  // 将数字转化为大写
  public static String numToUpper(int num) {
         //String u[] = {"零","壹","贰","叁","肆","伍","陆","柒","捌","玖"};
         String u[] = {"〇","一","二","三","四","五","六","七","八","九"};
         char[] str = String.valueOf(num).toCharArray();
         String rstr = "";
         for (int i = 0; i < str.length; i++) {
                 rstr = rstr + u[Integer.parseInt(str[i] + "")];
          }
         return rstr;
  }
 
  // 月转化为大写
  public static String monthToUppder(int month) {
           if(month < 10) {
                   return numToUpper(month);      
           } else if(month == 10){
                   return "十";
           } else {
                   return "十" + numToUpper(month - 10);
           }
  }
 
  // 日转化为大写
  public static String dayToUppder(int day) {
           if(day < 20) {
                    return monthToUppder(day);
           } else {