import java.io.*;
import java.net.*;


public class networking {
        static PrintWriter out = null;
        static BufferedReader in = null;
        static Socket server = new Socket();
        public void connect(String host, int port) {

                try {
                        server = new Socket(host, port);
                        out = new PrintWriter(server.getOutputStream(), true);
                        in = new BufferedReader(new InputStreamReader(server.getInputStream()));
                } catch (UnknownHostException e) {
                        System.err.println("Don't know about host: " + host);
                        System.exit(1);
                } catch (IOException e) {
                        System.err.println("Couldn't get I/O for the connection to: " + host);
                        System.err.println("Server might be down.");
                        System.exit(1);
                }
        }

        public void disconnect() {
                System.out.println("Bye!");
                try {
                        server.close();
                        out.close();
                        in.close();
                } catch (IOException e) {
                        System.err.println("Derp.");
                        System.exit(1);
                }
        }

        public void send(String str) {
                out.println(str);
        }

        public String read() {
                String a = null;
                try {
                        a = in.readLine();
                } catch (IOException e) {
                        a = "Nothing to see here.";
                }
                return a;
        }
}