codice:
/**
 * @author menphisx
 * @copy (c) author 2007/2009
 * @version 1.0b
 *
 */

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

public class RJClient {

	/**
	 * RJC is an acronim for Remote Java Compiler.
	 * The idea is to create a class of server that can compile whit gcc,
	 * on every type of OS and architeture.
	 * The clients send sources and the server compile it.
	 */
	
	Socket client;
	
	DataInputStream serverStream;
	DataOutputStream clientStream;
	
	BufferedReader stdin;
	
	String request;
	String response;
	
	public static void main(String[] args) {
		
		// TODO Auto-generated method stub
		
		try{
			
			new RJClient(args[0], Integer.parseInt(args[1]));
			
		}
		catch(NumberFormatException nfe){
			
			System.out.println("The port you typed is not a number");
			
		}

	}
	
	public RJClient(String ip, int port) {
		
		try{
			
			Connect(ip, port);
		
		}
		catch(IOException ioe){
			
			System.out.println("IOException During Connect() : " + ioe.getMessage());
			
		}
		
	}
	
	public void Connect(String ip, int port) throws IOException {
		
		client = new Socket(ip, port);
		
		serverStream = new DataInputStream(client.getInputStream());
		clientStream = new DataOutputStream(client.getOutputStream());
		stdin = new BufferedReader(new InputStreamReader(System.in));
		
		clientStream.writeBytes("ID:RJ");
		
		while(true){
			
			System.out.print("RJCLIENT:> ");
			
			String request = stdin.readLine();
			
			clientStream.writeBytes(request);
			
			response = serverStream.readLine();
				
			if(response.equals("SEE YOU SOON")){
				
				System.out.println("bye bye\n");
				System.exit(0);
				
			}
			
			System.out.println(response);
			
		}
		
		serverStream.close();
		clientStream.close();
		
		client.close();
		
	}

}
Non riesco a compilarlo, mi restituisce:
codice:
RJClient.java:80: warning: [deprecation] readLine() in java.io.DataInputStream has been deprecated
                        response = serverStream.readLine();
                                               ^
RJClient.java:94: unreachable statement
                clientStream.close();
                ^
1 error
1 warning



Grazie per l'aiuto.