Penyelesaian:
Sebarkan penghantaran dan penerimaan ke dua utas berbeza
1 SendThread menghantar utas mesej
2 🎜>3. Sebaik sahaja Pelayan menerima sambungan, ia memulakan dua menghantar dan menerima utas
4 Sebaik sahaja Pelanggan membuat sambungan, ia memulakan dua menghantar dan menerima utas
package socket; import java.io.DataOutputStream; import java.io.IOException; import java.io.OutputStream; import java.net.Socket; import java.util.Scanner; public class SendThread extends Thread { private Socket s; public SendThread(Socket s) { this.s = s; } @Override public void run() { try { OutputStream os = s.getOutputStream(); DataOutputStream dos = new DataOutputStream(os); while(true){ Scanner sc = new Scanner(System.in); String str = sc.next(); dos.writeUTF(str); } } catch (IOException e) { e.printStackTrace(); } } }
package socket; import java.io.DataInputStream; import java.io.IOException; import java.io.InputStream; import java.net.Socket; public class RecieveThread extends Thread { private Socket s; public RecieveThread(Socket s) { this.s = s; } @Override public void run() { InputStream is = null; try { is = s.getInputStream(); DataInputStream dis = new DataInputStream(is); while(true){ String msg = dis.readUTF(); System.out.println(msg); } } catch (IOException e) { e.printStackTrace(); } } }
package socket; import java.io.IOException; import java.net.ServerSocket; import java.net.Socket; public class Server { public static void main(String[] args) { try { ServerSocket ss = new ServerSocket(8888); System.out.println("监听端口号:8888"); Socket s = ss.accept(); new SendThread(s).start(); new RecieveThread(s).start(); } catch (IOException e) { e.printStackTrace(); } } }
package socket; import java.io.IOException; import java.net.Socket; import java.net.UnknownHostException; public class Client { public static void main(String[] args) { try { Socket s = new Socket("127.0.0.1", 8888); new SendThread(s).start(); new RecieveThread(s).start(); } catch (UnknownHostException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } } }
package socket; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.io.DataInputStream; import java.io.DataOutputStream; import java.net.ServerSocket; import java.net.Socket; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JTextArea; import javax.swing.JTextField; public class GUIServer { public static void main(String[] args) throws Exception { JFrame f = new JFrame(); f.setTitle("server"); f.setSize(400, 300); f.setLocation(100, 200); f.setLayout(null); JButton b = new JButton("send"); b.setBounds(10, 10, 80, 30); f.add(b); final JTextField tf = new JTextField(); tf.setBounds(10, 110, 80, 30); f.add(tf); final JTextArea ta = new JTextArea(); ta.setBounds(110,10, 200, 300); f.add(ta); f.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); f.setVisible(true); ServerSocket ss = new ServerSocket(8888); System.out.println("listenning on port:8888"); final Socket s = ss.accept(); new Thread() { public void run() { while (true) { try { DataInputStream dis = new DataInputStream( s.getInputStream()); String text = dis.readUTF(); ta.append(text+"\r\n"); } catch (Exception e) { e.printStackTrace(); } } } }.start(); b.addActionListener(new ActionListener() { @Override public void actionPerformed(ActionEvent e) { String text = tf.getText(); ta.append(text+"\r\n"); try { DataOutputStream dos = new DataOutputStream( s.getOutputStream()); dos.writeUTF(text); } catch (Exception ex) { ex.printStackTrace(); } } }); } }
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