public void closeAll()
          {
               for(int i=model.getRowCount()-1;i>=0;i--)
              {
                  model.removeRow(i);
              }
              


void stop_actionPerformed(ActionEvent e) 
            {
                    try {

                        sendClients(new String("QUIT:" + "SERVER"));
                        closeAll();
                        System.out.println("zaogao "+model.getRowCount());
                        //model.removeRow(0);
                        if(serverSocket!=null)
                            {
                              serverSocket.close();
                              serverSocket = null;
                            }
                        jbtStart.setEnabled(true);
                        jtaInfo.append("系统消息：     服务器      服务器关闭\n");
                    } catch (IOException ex) {
                        Logger.getLogger(ChatServer.class.getName()).log(Level.SEVERE, null, ex);
                    }
                   
                             
             }

输出
zaogao 0
为什么显示为
 
不是应该没有这一空行吗




不是应该一行都没有吗