import java.util.*;
import java.io.*;

import org.jivesoftware.smack.Chat;
import org.jivesoftware.smack.packet.Message;
import org.jivesoftware.smack.ConnectionConfiguration;
import org.jivesoftware.smack.MessageListener;
import org.jivesoftware.smack.Roster;
import org.jivesoftware.smack.RosterEntry;
import org.jivesoftware.smack.XMPPConnection;
import org.jivesoftware.smack.XMPPException;


public class ChatClient implements MessageListener
{
	XMPPConnection connection;
	
	public void login(String userName, String password) throws XMPPException
	{
		ConnectionConfiguration config = new ConnectionConfiguration("talk.google.com", 5222, "gmail.com");
		connection = new XMPPConnection(config);

		connection.connect();
		connection.login(userName, password);
	}
	
	public void sendMessage(String message, String to) throws XMPPException
	{
		Chat chat = connection.getChatManager().createChat(to, this);
		chat.sendMessage(message);
	}
	
	public void displayBuddyList()
	{
		Roster roster = connection.getRoster();
		Collection<RosterEntry> entries = roster.getEntries();
		
		System.out.println("\n\n" + entries.size() + " buddy(ies):");
		for(RosterEntry r:entries)
		{
			System.out.println(r.getUser());
		}
	}

	public void disconnect()
	{
		connection.disconnect();
	}
	
	public void processMessage(Chat chat, Message message) 
	{
		if(message.getType() == Message.Type.chat)
	        System.out.println(chat.getParticipant() + " says: " + message.getBody());
    }
	
	public static void main(String args[]) throws XMPPException, IOException
	{
		// declare variables
		ChatClient c = new ChatClient();
		BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
		String msg;


		// turn on the enhanced debugger
		XMPPConnection.DEBUG_ENABLED = true;


		// provide your login information here
		c.login("madnesstestuser", "password");


		c.displayBuddyList();
		System.out.println("-----");
		System.out.println("Enter your message in the console.");
		System.out.println("All messages will be sent to abhijeet.maharana");
		System.out.println("-----\n");

		while( !(msg=br.readLine()).equals("bye"))
		{
			// your buddy's gmail address goes here
			c.sendMessage(msg, "abhijeet.maharana@gmail.com");
		}

		c.disconnect();
		System.exit(0);
	}
}