import java.io.*;
import javax.net.*;
import java.net.*;
import javax.net.ssl.SSLSocketFactory;
import java.util.StringTokenizer;
import javax.net.ssl.SSLSocket;

class Pop3sPlugin /*extends AbstractPlugin*/ {
    public String getProtocolName() {
        return "POP3s";
    } 
	

/*	public boolean isProtocolSupported(InetAddress address) { */
	public static void main(String args[]) throws java.io.IOException {
//	try {
        int port = 995;
        String hostname = "kmlinux.fjfi.cvut.cz";
        String user = "vokac";
				String password = "heslo";
				SocketFactory socketFactory = SSLSocketFactory.getDefault();
        SSLSocket socket = (SSLSocket)socketFactory.createSocket(hostname, port);
        /*boolean isAServer = false;   */
        socket.startHandshake();

        System.out.println("Pop3Plugin: connected to host: " + hostname + " on port: " + port);

                // Allocate a line reader
                //
                BufferedReader lineRdr = new BufferedReader(new InputStreamReader(socket.getInputStream()));

                // Tokenize the Banner Line, and check the first
                // line for a valid return.
                //
                // Server response should start with: "+OK"
                //
                StringTokenizer t = new StringTokenizer(lineRdr.readLine());
                if (t.nextToken().equals("+OK")) {
               		  //user
										String cmd = "user " + user +  "\r\n";
                    socket.getOutputStream().write(cmd.getBytes());
                    t = new StringTokenizer(lineRdr.readLine());
		    if (t.nextToken().equals("+OK")){
												cmd = "pass " + password +  "\r\n";
                        socket.getOutputStream().write(cmd.getBytes());
                        t = new StringTokenizer(lineRdr.readLine());
                      
if (t.nextToken().equals("+OK")){
 
								
								    
						       		  		// POP3 server should recoginize the QUIT command
                            //
                           cmd = "QUIT\r\n";
                            socket.getOutputStream().write(cmd.getBytes());

                          //
                          // Token the response to the QUIT command
                          //
                          // Server response should start with: "+OK"
                          //
                           t = new StringTokenizer(lineRdr.readLine());
                          if (t.nextToken().equals("+OK")){
                              System.out.println("Podarilo se to!"); 
									   	     /*  isAServer = true;*/
			                    }
                       }                 
									 }              
								
								
								}

  //          } catch(IOException e) {    	}	
     /* return isAServer;*/
		 } //konec metody



/*    public boolean isProtocolSupported(InetAddress address, Map qualifiers)
		{
       return isProtocolSupported(adress);      
     }

*/








}