ClientTCP.java

import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.PrintStream;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.SSLSocketFactory;

public class ClientTCP {

    public void startClient() {
        System.out.println(">> start running encrypted tcp client.");
        try {
            /*
             * // for security we are using SSL
             * System.setProperty("javax.net.ssl.trustStore", "client.jsk");
             * System.setProperty("javax.net.ssl.trustStorePassword", "123456");
             * SSLSocketFactory socketFactory = (SSLSocketFactory)
             * SSLSocketFactory.getDefault();
             *
             * SSLSocket socket = (SSLSocket) socketFactory.createSocket("localhost", 1027);
             * socket.setEnabledCipherSuites(socketFactory.getDefaultCipherSuites());
             *
             */

            System.setProperty("javax.net.ssl.trustStore", "client.jsk");
            System.setProperty("javax.net.ssl.trustStorePassword", "123456");
            SSLSocketFactory socketFactory = (SSLSocketFactory) SSLSocketFactory.getDefault();
            SSLSocket socket = (SSLSocket) socketFactory.createSocket("localhost", 1027);

            BufferedReader bufferedReader =
                    new BufferedReader(new InputStreamReader(socket.getInputStream()));
            PrintStream printStream = new PrintStream(socket.getOutputStream());
            BufferedReader entryStream = new BufferedReader(new InputStreamReader(System.in));
            String request = "";
            String response = "";

            printStream.println("connected");
            while (!request.equalsIgnoreCase("bye")) {
                response = bufferedReader.readLine();
                System.out.println(
                        response.replace(ConsolePrinter.SEPARATOR, ConsolePrinter.BREAKER));
                System.out.print(">> Commande ? : ");
                request = entryStream.readLine();
                printStream.println(request);
            }
            socket.close();
            bufferedReader.close();
            printStream.close();
            entryStream.close();
            System.out.println("Connection ended by client");
        } catch (Exception e) {

            System.err.println("Error in Client() : " + e.getMessage());
        }
    }

    public static void main(String args[]) {

        if (args.length == 0) {

            new ClientTCP().startClient();
        } else if (args.length == 1) {
            if ("no-encryption".equals(args[0])) {
                new ClientTCPNotSecure().startClient();
            }
        } else System.out.println("## bad arguments : java ClientTCP <option 'no-encryption'>");
    }
}