操作系统的进程通讯Java实现

package chat.jiji073bd.进程通信; import java.awt.BorderLayout; import java.awt.Button; import java.awt.Frame; import java.awt.TextArea; import java.awt.TextField; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.WindowAdapter; import java.awt.event.WindowEvent; import java.io.DataOutputStream; import java.io.IOException; import java.net.Socket; import java.net.UnknownHostException; public class ChatClient extends Frame{ //设置输入框 TextField tf = new TextField(); //设置显示框 TextArea ta = new TextArea(); //设置发送按键 Button button = new Button("send"); Socket socket = null; DataOutputStream dos = null; /** * @param args */ public static void main(String[] args) { // TODO Auto-generated method stub new ChatClient().launchFrame(); } public void launchFrame(){ //设置窗口的名字 this.setTitle("客户端"); //设置窗口的位置 this.setLocation(400, 400); //设置窗口的大小 this.setSize(400, 200); this.add(tf, BorderLayout.CENTER); this.add(ta, BorderLayout.NORTH); this.add(button, BorderLayout.EAST); TextFieldListener tfl = new TextFieldListener(); tf.addActionListener(tfl); button.addActionListener(tfl); this.addWindowListener(new Adapter()); //把窗口显示出来 this.setVisible(true); this.connection(); } private class Adapter extends WindowAdapter{ public void windowClosing(WindowEvent arg0){ disconnection(); System.exit(0); } } private class TextFieldListener implements ActionListener{ @Override public void actionPerformed(ActionEvent arg0) { // TODO Auto-generated method stub String text = tf.getText().trim(); ta.setText(text); try { dos.writeUTF(text); dos.flush(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } tf.setText(""); } } public void connection(){ try { Socket socket = new Socket("113.64.31.164",1234); dos = new DataOutputStream(socket.getOutputStream()); } catch (UnknownHostException e) { // TODO Auto-generated catch block e.printStackTrace(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } public void disconnection(){ try { dos.close(); socket.close(); } catch (IOException e) { // TODO Auto-generated catch block e.printStackTrace(); } } }