Server Socket In Java Example

Chapter: Networking Last Updated: 30-04-2016 19:11:52 UTC

Program:

            /* ............... START ............... */
                
import java.net.*;
import java.io.*;

public class JavaServerSocketExample extends Thread {
	private ServerSocket serverSocket;

	public JavaServerSocketExample(int port) throws IOException {
		serverSocket = new ServerSocket(port);
		serverSocket.setSoTimeout(10000);
	}

	public void run() {
		while (true) {
			try {
				System.out.println("Waiting for client on port " + serverSocket.getLocalPort() + "...");
				Socket server = serverSocket.accept();
				System.out.println("Just connected to " + server.getRemoteSocketAddress());
				DataInputStream in = new DataInputStream(server.getInputStream());
				System.out.println(in.readUTF());
				DataOutputStream out = new DataOutputStream(server.getOutputStream());
				out.writeUTF("Thank you for connecting to " + server.getLocalSocketAddress() + "\nGoodbye!");
				server.close();
			} catch (SocketTimeoutException s) {
				System.out.println("Socket timed out!");
				break;
			} catch (IOException e) {
				e.printStackTrace();
				break;
			}
		}
	}

	public static void main(String[] args) {
		int port = Integer.parseInt(args[0]);
		try {
			Thread t = new JavaServerSocketExample(port);
			t.start();
		} catch (IOException e) {
			e.printStackTrace();
		}
	}
}

                /* ............... END ............... */
        

Tags

Server Socket, Java, Networking

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