private static boolean readNumber(PushbackInputStream in, Vector vec)
     {
         StringBuffer sb = new StringBuffer();
         int c = -1;
         // 读数字
         try {
              //累加数字
     for (c = in.read(); c >= 0; c = in.read()) {
                  if (Character.isDigit((char)c)) {
                       sb.append((char)c);
                  }
                  else {
                       //如果不是数字，指针退回该字符
        in.unread(c);
                       break;
                  }
              }
         }
         catch (IOException e) {}
       
         if (sb.length() > 0)
             vec.addElement(Integer.valueOf(sb.toString()));
         return (c == -1);
     }
     
     private static boolean readString(PushbackInputStream in, Vector vec)
     {
         StringBuffer sb = new StringBuffer();
         int c = -1;
         try {
              for (c = in.read(); c >= 0; c = in.read()) {
                  //如果是数字，反悔并退出
      if (Character.isDigit((char)c)) {
                       in.unread(c);
                       break;
                  }
                  //如果是空格，退出
      else if (Character.isWhitespace((char )c))
                      break;
                  //添加字串
      else
                       sb.append((char)c);
              }
         }
         catch (IOException e) {}
         vec.addElement(sb.toString());
         return (c == -1);
     }
}

[1] [2] [3] 下一页