java串口調試代碼疑惑。

//總共有3個類 commF.java SendComm.java ReadComm.java

//總窗體。commF.java

package youknow;

import java.awt.*;
import java.awt.event.*;

import javax.comm.SerialPortEvent;
import javax.comm.SerialPortEventListener;
import javax.swing.*;
import javax.swing.border.EtchedBorder;
import java.io.InputStream;
import java.io.OutputStream;
import java.util.Enumeration;
import javax.comm.*;

public class commF extends JFrame implements ActionListener,Runnable,SerialPortEventListener{
        private static final long serialVersionUID = 1L;


public JButton 軟件說明,SD,QFS,QJS,Quit,Clo,QD,Open;
public JLabel L1,L2,L3,L4,L5,L6,ms,Fs,Js,xs;//缺多選下拉框。
public JComboBox X1,X2,X3,X4,X5;
public JCheckBox F16,J16,Zd;                      //打鉤框
public JTextArea F1,J1,subL;
public JTextField Te1,io_message;
InputStream inputStream;
int i = 0;
//public String j = new String();//定義標籤

static CommPortIdentifier portId;
/*Enumeration 爲枚舉型類,在util中 */
@SuppressWarnings("rawtypes")
static Enumeration portList = CommPortIdentifier.getPortIdentifiers();
OutputStream outputStream;
/*RS-232的串行口 */
SerialPort serialPort;
Thread readThread;

byte data[]=new byte[10240];
/*設置判斷要是否關閉串口的標誌*/
boolean mark;
public commF(){
  super("java串口調試助理");
  軟件說明 = new JButton("調試");
  xs = new JLabel("顯示發接情況：");
  io_message = new JTextField(25);

  L1 = new JLabel("串口號");
  L2 = new JLabel("波特率");
  L3 = new JLabel("校驗位");
  L4 = new JLabel("數據位");
  L5 = new JLabel("停止位");
  X1 = new JComboBox();

  //獲得計算機的串口號並添加到窗體。

  while(portList.hasMoreElements()){
   portId = (CommPortIdentifier)portList.nextElement();
   if(portId.getPortType() == CommPortIdentifier.PORT_SERIAL) {
    X1.addItem(portId.getName());
    }
   }

  //X1.setSelectedIndex(0);//JComboBox設置默認值，
                        //0代表第一項。-1指示沒有做出選擇。
  X1.setMaximumRowCount(3);

  X2 = new JComboBox();
  X2.addItem("300");
  X2.addItem("600");
  X2.addItem("1200");
  X2.addItem("2400");
  X2.addItem("4800");
  X2.addItem("9600");
  X2.addItem("14400");
  X2.addItem("19200");
  X2.addItem("28800");
  X2.addItem("38400");
  X2.addItem("57600");
  X2.addItem("115200");
  X2.setSelectedIndex(5);
  X2.setMaximumRowCount(3);

  X3 = new JComboBox();
  X3.addItem("NONE");
  X3.addItem("ODD");
  X3.addItem("EVEN");
  X3.addItem("MARK");
  X3.addItem("SPACE");
  X3.setMaximumRowCount(3);

  X4 = new JComboBox();
  X4.addItem("8");
  X4.addItem("7");
  X4.addItem("6");

  X5 = new JComboBox();
  X5.addItem("1");
  X5.addItem("1.5");
  X5.addItem("2");

  Container contentPane1 = getContentPane();//定義容器1
  contentPane1.setLayout(new BorderLayout());
  JPanel pt1 = new JPanel(new GridLayout(5,2));

  pt1.add(L1);
  pt1.add(X1);
  pt1.add(L2);
  pt1.add(X2);
  pt1.add(L3);
  pt1.add(X3);
  pt1.add(L4);
  pt1.add(X4);
  pt1.add(L5);
  pt1.add(X5);

  SD = new JButton("手動發送");
  QFS = new JButton("清空發送區");
  F16 = new JCheckBox("16進制發送",false);
  JPanel pt2 = new JPanel(new GridLayout(3,1));
  pt2.add(SD);
  pt2.add(QFS);
  pt2.add(F16);

  JPanel pt3 = new JPanel(new GridLayout(2,2));
  Clo = new JButton("關閉串口");
  //Open = new JButton("打開串口");
  QJS = new JButton("清空接收區");
  Quit = new JButton("退出程序");
  J16 = new JCheckBox("16進制接收");
  pt3.add(Clo);
  //pt3.add(Open);
  pt3.add(QJS);
  pt3.add(Quit);
  pt3.add(J16);

  Fs = new JLabel("發送區");
  Zd = new JCheckBox("自動發送",false);
  L6 = new JLabel("自動發送週期:");
  Te1 = new JTextField("1000");
        ms = new JLabel("ms");
  Js = new JLabel("接收區");
  JPanel pt5 = new JPanel(new FlowLayout());

  pt5.add(Zd);
  pt5.add(L6);
  pt5.add(Te1);
  pt5.add(ms);

  F1 = new JTextArea();
        JScrollPane jp1=new JScrollPane(F1);//設置文本框邊框
  F1.setColumns(30);
  F1.setRows(5);
  F1.setLineWrap(true);
  F1.setBorder(BorderFactory.createEtchedBorder(EtchedBorder.RAISED));//設置邊框。
  F1.setText("java調試軟件");   //setText 方法指定 JTextField 中的文本內容。
                                    //textArea = new JTextArea(5, 15);)。
                                   //rows 爲 JTextArea 的高度，以行爲單位；
                                        //columns 爲 JTextArea 的寬度，以字符爲單位。
  J1 = new JTextArea();
  //frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); //窗口隱藏動作
        JScrollPane jp2=new JScrollPane(J1);
     J1.setColumns(30);
  J1.setRows(5);
  J1.setLineWrap(true);
  J1.setBorder(BorderFactory.createEtchedBorder(EtchedBorder.RAISED));//顯示文本邊框

  JPanel pt7 = new JPanel(new GridBagLayout());
  GridBagConstraints c = new GridBagConstraints();

  //j = F1.getText();

  c.gridx = 0;
  c.gridy = 0;
  c.gridwidth = 2;
  c.gridheight = 1;
  pt7.add(xs,c);


  c.gridx = 2;
  c.gridy = 0;
  c.gridwidth = 4;
  c.gridheight = 1;
  pt7.add(io_message,c);//打開、關閉串口提示標籤（0,0,1,1)

  c.gridx = 8;
  c.gridy = 0;
  c.gridwidth = 1;
  c.gridheight = 1;
  pt7.add(軟件說明,c);//唯康電子（0,0,1,1)

  c.gridx = 0;
  c.gridy = 1;
  c.gridwidth = 2;
  c.gridheight = 5;
  pt7.add(pt1,c); //串口號、波特率等等(0,1,3,5)

  c.gridx = 3;
  c.gridy = 1;
  c.gridwidth = 1;
  c.gridheight = 5;
  pt7.add(pt2,c); //手動發送

  c.gridx = 1;
  c.gridy = 8;
  c.gridwidth = 2;
  c.gridheight = 4;
  pt7.add(pt3,c); //關閉串口、清空接收區等。(0,8,2,2)

  c.gridx = 4;
  c.gridy = 1;
  c.gridwidth = 5;
  c.gridheight = 1;
  pt7.add(pt5,c);//自動發送部分。(3,1,5,5)

  c.gridx = 4;
  c.gridy = 1;
  c.gridwidth = 1;
  c.gridheight = 1;
  pt7.add(Fs,c);//發送區。(3,2,1,1)

  c.gridx = 4;
  c.gridy = 2;
  c.gridwidth = 5;
  c.gridheight = 4;
  pt7.add(jp1,c); //發送區文本域。(3,2,5,4)

  c.gridx = 4;
  c.gridy = 6;
  c.gridwidth = 1;
  c.gridheight = 1;
  pt7.add(Js,c); //接收區標籤。(3,6,1,1)

  c.gridx = 4;
  c.gridy = 8;
  c.gridwidth = 5;
  c.gridheight = 4;
  pt7.add(jp2,c);   //接收區文本域。(3,8,5,4)

  contentPane1.add(pt7,BorderLayout.CENTER);
  //contentPane1.add(in_message,BorderLayout.SOUTH);
  pack();

  this.setBounds(300,250,680,350);//setBounds(int x,int y,int width,int height)
  setVisible(true);
  setResizable(false);//設置窗體大小固定。即不可以改變窗體大小。

  QFS.addActionListener(this);
  QJS.addActionListener(this);
  SD.addActionListener(this);
  Quit.addActionListener(this);
  軟件說明.addActionListener(this);
  Clo.addActionListener(this);
  //Zd.addActionListener(this);

  QD = new JButton("確定");
  //QD.addActionListener(this);




}

public static void main(String args[]){

new commF();
}

@Override
public void actionPerformed(ActionEvent e)
{
  JButton but = (JButton) e.getSource();
  JFrame subW =new JFrame("調試");
  SendComm sc = new SendComm();
  ReadComm rc = new ReadComm();

  if(but==QFS)
   F1.setText(null);
  if(but == QJS)
   J1.setText(null);
  if(but == SD)
   //J1.setText(F1.getText());   //僅僅輸入一次的時候。
   J1.append(F1.getText());     //連續輸入N多次。
  if(but == Quit)
   System.exit(0);
  if(but ==QD)
   addWindowListener(new WindowAdapter()
   {
        public void windowClosing(WindowEvent e)
        {
         dispose();
        }
   });
  if(but == 軟件說明)
  {
      this.setVisible(false);
      subL = new JTextArea();
      subL.setText(" 調試代表着一切。");
      subL.setColumns(17);
   subL.setRows(5);
      subL.setLineWrap(true);
      JPanel subJ = new JPanel();
      subJ.add(subL);
      subJ.add(QD);
      subW.add(subJ);
      subW.setBounds(550,300,300,150);
      subW.setResizable(false);
      this.setVisible(true);
      軟件說明.setEnabled(false);
      subW.setVisible(true);
      //this.getParent().setVisible(false);獲得父級容器並設置爲不可見。
    }

  if (e.getSource()==Clo)
  {
   serialPort.close(); //關閉串口
   Clo.setActionCommand("關閉串口");
   Clo.setText("打開串口");
   mark=true; //用於中止線程的run()方法
   io_message.setText("串口COM1已經關閉,停止發送數據.");
  }
  else
   sc.clopen();

  if(X1.getSelectedItem().toString().equals("COM1"))

   rc.acc();
}
@Override
public void serialEvent(SerialPortEvent arg0) {
  // TODO Auto-generated method stub

}

@Override
public void run() {
//TODO Auto-generated method stub

}
}

//此類爲SendComm類。爲串口發送

package youknow;

import java.io.IOException;
import javax.comm.*;

public class SendComm extends commF
{
private static final long serialVersionUID = 1L;
Thread readThread;
public void clopen()
{
Clo.setActionCommand("打開串口");
Clo.setText("關閉串口");
mark=false;
/*從文本區按字節讀取數據*/
    data=F1.getText().getBytes();
    Clo.setText("關閉串口");
/*打開串口*/
    start();
    io_message.setText("串口COM1已經打開,正在每2秒鐘發送一次數據.....");
}//SendComm() end

/*打開串口,並調用線程發送數據*/
public void start()
{
/*獲取系統中所有的通訊端口 */
/* 用循環結構找出串口 */
while (portList.hasMoreElements()){
/*強制轉換爲通訊端口類型*/
portId=(CommPortIdentifier)portList.nextElement();
if(portId.getPortType() == CommPortIdentifier.PORT_SERIAL){
  if (X1.getSelectedItem().toString().equals("COM1")) {
/*打開串口 */
   try {
    serialPort = (SerialPort) portId.open("ReadComm", 2000);
    }
   catch (PortInUseException e) {
    //this.theApp.getMessageDlg().MessageLabel.setText(PortName+"串口已被佔用");
   }
/*設置串口輸出流*/
   try {
    outputStream = serialPort.getOutputStream();
    }
   catch (IOException e) {}
   } //if end
  } //if end
} //while end
/*調用線程發送數據*/
try{
readThread = new Thread(this);
//線程負責每發送一次數據，休眠2秒鐘
readThread.start();
}
catch (Exception e) { }
} //start() end

/*發送數據,休眠2秒鐘後重發*/
public void run() {
/*設置串口通訊參數*/
try {serialPort.setSerialPortParams(9600,
SerialPort.DATABITS_8,
SerialPort.STOPBITS_1,
SerialPort.PARITY_NONE);
}
catch (UnsupportedCommOperationException e) { }
/*發送數據流(將數組data[]中的數據發送出去)*/
try {
outputStream.write(data);
}
catch (IOException e) { }
/*發送數據後休眠2秒鐘,然後再重發*/
try {
Thread.sleep(2000);
if (mark){
return; //結束run方法,導致線程死亡
}
start();
}
catch (InterruptedException e) { }
//SendComm()
}
}

//以下類爲ReadComm類。爲串口的接收數據類

package youknow;

import java.io.IOException;
import java.util.TooManyListenersException;

import javax.comm.*;

public class ReadComm extends commF
{
private static final long serialVersionUID = 1L;
Thread readThread;
public void acc(){
/*獲取系統中所有的通訊端口 */
portList=CommPortIdentifier.getPortIdentifiers();
/* 用循環結構找出串口 */
while (portList.hasMoreElements()){
/*強制轉換爲通訊端口類型*/
portId=(CommPortIdentifier)portList.nextElement();
if(portId.getPortType() == CommPortIdentifier.PORT_SERIAL){
if (X1.getSelectedItem().toString().equals("COM1")) {
try {
serialPort = (SerialPort) portId.open("ReadComm", 2000);
io_message.setText("已打開端口COM1 ,正在接收數據..... ");
}
catch (PortInUseException e) { }

/*設置串口監聽器*/
try {
serialPort.addEventListener(this);
}
catch (TooManyListenersException e) { }
/* 偵聽到串口有數據,觸發串口事件*/
serialPort.notifyOnDataAvailable(true);
} //if end
} //if end
} //while end
readThread = new Thread(this);
readThread.start(); //線程負責每接收一次數據休眠20秒鐘
} //actionPerformed() end

/*接收數據後休眠20秒鐘*/
public void run() {
try {
Thread.sleep(20000);
}
catch (InterruptedException e) { }
} //run() end

/*串口監聽器觸發的事件，設置串口通訊參數，讀取數據並寫到文本區中*/
public void serialEvent(SerialPortEvent event) {
/*設置串口通訊參數：波特率、數據位、停止位、奇偶校驗*/
try {
serialPort.setSerialPortParams(9600,SerialPort.DATABITS_8,SerialPort.STOPBITS_1,SerialPort.PARITY_NONE);
}
catch (UnsupportedCommOperationException e) {}
byte[] readBuffer = new byte[20];
try {
inputStream = serialPort.getInputStream();
}
catch (IOException e) {}
try {
/* 從線路上讀取數據流 */
while (inputStream.available() > 0) {
//int numBytes = inputStream.read(readBuffer);
} //while end
String str = new String(readBuffer);
/*接收到的數據存放到文本區中*/
J1.append(str+"\n");
}
catch (IOException e) { }
} //serialEvent() end
//類R_Frame end

}

我知道SendComm.java跟ReadComm.java中的extended commF是錯誤的。但是，如果不繼承commF的話，兩個類中的控件又要自己定義。這樣就跟commF中的控件連接不起來。

問題是：如何運行commF.java，使得觸碰了commF中的控件，可以觸發SendComm跟ReadComm中的事件。？？？？？

java串口調試代碼疑惑。

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