DefaultRobotServer.java

/java/src/main/java/com/incesoft/botplatform/sdk/support/DefaultRobotServer.java

http://botplatform.googlecode.com/
Java | 827 lines | 716 code | 108 blank | 3 comment | 213 complexity | a54a98050b60e3ad3a95baf25263a4c5 MD5 | raw file

package com.incesoft.botplatform.sdk.support;



import java.io.IOException;

import java.lang.reflect.InvocationTargetException;

import java.lang.reflect.Method;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.concurrent.ConcurrentHashMap;

import java.util.concurrent.ScheduledExecutorService;

import java.util.concurrent.ScheduledFuture;

import java.util.concurrent.TimeUnit;



import org.apache.commons.codec.digest.DigestUtils;

import org.apache.commons.logging.Log;

import org.apache.commons.logging.LogFactory;



import sun.misc.BASE64Decoder;



import com.incesoft.botplatform.sdk.RobotConnectionListener;

import com.incesoft.botplatform.sdk.RobotException;

import com.incesoft.botplatform.sdk.RobotHandler;

import com.incesoft.botplatform.sdk.RobotMessage;

import com.incesoft.botplatform.sdk.RobotResource;

import com.incesoft.botplatform.sdk.RobotServer;

import com.incesoft.botplatform.sdk.RobotSession;

import com.incesoft.botplatform.sdk.RobotUser;

import com.incesoft.botplatform.sdk.protocol.msg.AppMessage;

import com.incesoft.botplatform.sdk.protocol.msg.ErrorMessage;

import com.incesoft.botplatform.sdk.protocol.msg.FileTransEvent;

import com.incesoft.botplatform.sdk.protocol.msg.LoginRequest;

import com.incesoft.botplatform.sdk.protocol.msg.LoginResponse;

import com.incesoft.botplatform.sdk.protocol.msg.Message;

import com.incesoft.botplatform.sdk.protocol.msg.P2PEvent;

import com.incesoft.botplatform.sdk.protocol.msg.ResourceInfo;

import com.incesoft.botplatform.sdk.protocol.msg.SessionOpenedEvent;

import com.incesoft.botplatform.sdk.protocol.msg.TextMessage;

import com.incesoft.botplatform.sdk.protocol.msg.UpdateRobotRequest;

import com.incesoft.botplatform.sdk.protocol.msg.User;



/**

 * @author LiBo

 */

public class DefaultRobotServer extends RobotConnection implements RobotServer {



	protected static Log log = LogFactory.getLog(DefaultRobotServer.class);



	public static final int KEEP_ALIVE_TIMEOUT = 60000;

	public static final long DEFAULT_LOGIN_TIMEOUT = 60000;

	public static final String VERSION = "java-3.1";



	protected String host;

	protected int port;

	protected boolean loggedIn;

	protected boolean reconnectedSupport = true;



	protected ScheduledExecutorService scheduledExecutor = null;

	@SuppressWarnings("unchecked")

	protected ScheduledFuture scheduledFuture = null;

	protected int lifeStatus = 3;



	protected List<RobotConnectionListener> connectionListeners = null;

	protected RobotHandler handler = null;

	protected HashMap<String, Method> processors = new HashMap<String, Method>();

	protected ConcurrentHashMap<String, DefaultRobotSession> sessions = new ConcurrentHashMap<String, DefaultRobotSession>();



	protected LoginStatus loginStatus = new LoginStatus();

	protected int loginState = 0;



	protected String SPID;

	protected String SPPWD;

	protected long timeout;



	public DefaultRobotServer() {

		Method[] methods = this.getClass().getMethods();

		for (Method method : methods) {

			String name = method.getName();

			if (name.startsWith("process_")) {

				processors.put(name.substring(8), method);

			}

		}

	}



	public void process_loginresp(String robotId, String userId,

			String sessionId, LoginResponse resp) throws Exception {

		if (resp.getStatus() == LoginResponse.STATUS_OK) {

			loggedIn = true;

			loginStatus.setStatus(LoginStatus.OK);

		} else if (resp.getStatus() == LoginResponse.STATUS_TOKEN_REQUIRED) {

			String data = resp.getChallenge() + getSPID() + resp.getConnId()

					+ getSPPWD();

			String token = DigestUtils.md5Hex(data);

			init(token);

		} else {

			loggedIn = false;

			loginStatus.setStatus(LoginStatus.FAILED);

		}

	}



	public void process_redirect(String robotId, String userId,

			String sessionId, String[] addrlist) throws Exception {

		for (String addr : addrlist) {

			int i = addr.indexOf(':');

			host = addr.substring(0, i);

			port = Integer.parseInt(addr.substring(i + 1));

			loginStatus.setStatus(LoginStatus.REDIRECT);

			break; // select the first one

		}

	}



	public void process_userupdated(String robotId, String userId,

			String sessionId, RobotUser user) throws Exception {

		if (handler != null)

			handler.userUpdated(robotId, user);

	}



	public void process_useradded(String robotId, String userId,

			String sessionId, Object obj) throws Exception {

		if (handler != null)

			handler.userAdd(robotId, userId);

	}



	public void process_userremoved(String robotId, String userId,

			String sessionId, Object obj) throws Exception {

		if (handler != null)

			handler.userRemove(robotId, userId);

	}



	public void process_userremoved(String robotId, String userId,

			String sessionId, String psm) throws Exception {

		if (handler != null)

			handler.personalMessageUpdated(robotId, userId, psm);

	}



	public void process_userlist(String robotId, String userId,

			String sessionId, User[] userlist) throws Exception {

		if (handler != null && userlist != null) {

			List<RobotUser> rulist = new ArrayList<RobotUser>();

			for (User u : userlist) {

				rulist.add(u);

			}

			handler.contactListReceived(robotId, rulist);

		}

	}



	public void process_sessionopened(String robotId, String userId,

			String sessionId, SessionOpenedEvent event) throws Exception {

		DefaultRobotSession session = new DefaultRobotSession(

				DefaultRobotServer.this);

		session.setRobot(robotId);

		session.addUser(event.getUser());

		session.setSessionID(sessionId);

		session.setOpenMode(event.getMode());

		sessions.put(sessionId, session);

		if (handler != null)

			handler.sessionOpened(session);

	}



	public void process_sessionclosed(String robotId, String userId,

			String sessionId, Object obj) throws Exception {

		DefaultRobotSession session = sessions.remove(sessionId);

		if (session != null) {

			session.setClosed(true);

			if (handler != null){

				handler.sessionClosed(session);

			}

		}

	}



	public void process_join(String robotId, String userId, String sessionId,

			User user) throws Exception {

		DefaultRobotSession session = sessions.get(sessionId);

		if (session != null) {

			session.addUser(user);

			if (handler != null)

				handler.userJoined(session, user);

		}

	}



	public void process_part(String robotId, String userId, String sessionId,

			Object obj) throws Exception {

		DefaultRobotSession session = sessions.get(sessionId);

		if (session != null) {

			session.removeUser(userId);

			if (handler != null)

				handler.userLeft(session, session.getUser(userId));

		}

	}



	public void process_msg(String robotId, String userId, String sessionId,

			TextMessage msg) throws Exception {

		DefaultRobotSession session = sessions.get(sessionId);

		if (session != null) {

			if (handler != null)

				handler.messageReceived(session, new DefaultRobotMessage(msg));

		}

	}



	public void process_nudge(String robotId, String userId, String sessionId,

			Object obj) throws Exception {

		DefaultRobotSession session = sessions.get(sessionId);

		if (session != null) {

			if (handler != null)

				handler.nudgeReceived(session);

		}

	}



	public void process_appmsg(String robotId, String userId, String sessionId,

			AppMessage app) throws Exception {

		DefaultRobotSession session = sessions.get(sessionId);

		if (session != null) {

			if (handler != null)

				handler.activityReceived(session, app.getData());

		}

	}



	public void process_appevent(String robotId, String userId,

			String sessionId, String event) throws Exception {

		DefaultRobotSession session = sessions.get(sessionId);

		if (session != null) {

			if (handler != null) {

				if (P2PEvent.ACCEPT.equals(event)){

					session.setActivityOpened(true);

					handler.activityAccepted(session);

				}

				else if (P2PEvent.REJECT.equals(event))

					handler.activityRejected(session);

				else if (P2PEvent.READY.equals(event))

					handler.activityLoaded(session);

				else if (P2PEvent.CLOSE.equals(event)){

					session.setActivityOpened(false);

					handler.activityClosed(session);

				}

			}

		}

	}



	public void process_fileevent(String robotId, String userId,

			String sessionId, FileTransEvent eventObj) throws Exception {

		DefaultRobotSession session = sessions.get(sessionId);

		if (session != null) {

			if (handler != null) {

				String event = eventObj.getEvent();

				if (P2PEvent.ACCEPT.equals(event))

					handler.fileAccepted(session,eventObj);

				else if (P2PEvent.REJECT.equals(event))

					handler.fileRejected(session,eventObj);

				else if (P2PEvent.INVITE.equals(event)) 

					handler.fileInvited(session,eventObj);

				else if (P2PEvent.CLOSE.equals(event))

					handler.fileTransferEnded(session,eventObj);

				else if (P2PEvent.ERROR.equals(event))

					handler.fileTransferError(session,eventObj);

				else if (P2PEvent.CANCEL.equals(event))

					handler.fileTransferCancelled(session,eventObj);

				else if(P2PEvent.RECEIVE.equals(event))

					handler.fileReceived(robotId, userId, eventObj, eventObj.getSaveUrl());

			}

		}

	}



	public void process_fileinvite(String robotId, String userId,

			String sessionId, FileTransEvent invitation) throws RobotException {

		DefaultRobotSession session = sessions.get(sessionId);

		if (session != null && handler != null) {

			handler.fileInvited(session, invitation);

		}

	}



	public void process_webcamevent(String robotId, String userId,

			String sessionId, String event) throws Exception {

		DefaultRobotSession session = sessions.get(sessionId);

		if (session != null) {

			if (handler != null) {

				if (P2PEvent.ACCEPT.equals(event))

					handler.webcamAccepted(session);

				else if (P2PEvent.REJECT.equals(event))

					handler.webcamRejected(session);

			}

		}

	}



	public void process_error(String robotId, String userId, String sessionId,

			ErrorMessage err) throws Exception {

		if (log.isErrorEnabled())

			log.error("process_error:\r\n\terrorCode: " + err.getCode()

					+ "\r\n\terrorMessage: " + err.getMessage());



		RobotException exception = new RobotException(err.getCode(), err

				.getMessage());

		loginStatus.setException(exception);

		if (handler != null) {

			RobotSession session = (RobotSession) sessions.get(sessionId);

			handler.exceptionCaught(session, exception);

		}

	}



	public void process_typing(String robotId, String userId, String sessionId,

			Object msgBoby) throws RobotException {

		DefaultRobotSession session = sessions.get(sessionId);

		if (handler != null && session != null)

			handler.typingReceived(session);

	}



	public void process_voiceclipevent(String robotId, String userId,

			String sessionId, ResourceInfo resource) throws RobotException {

		DefaultRobotSession session = sessions.get(sessionId);

		if (handler != null && session != null)

			handler.voiceclipReceived(session, resource);

	}



	public void process_winkevent(String robotId, String userId,

			String sessionId, ResourceInfo resource) throws RobotException {

		DefaultRobotSession session = sessions.get(sessionId);

		if (handler != null && session != null)

			handler.winkReceived(session, resource);

	}



	public void process_inkmsg(String robotId, String userId, String sessionId,

			String ink) throws RobotException {

		DefaultRobotSession session = sessions.get(sessionId);

		if (handler != null && session != null){

			byte[] inkData = null;

			try {

				inkData = new BASE64Decoder().decodeBuffer(ink);

			} catch (IOException e) {}

			handler.inkReceived(session, inkData);

		}

	}



	public void process_dpupdated(String robotId, String userId,

			String sessionId, ResourceInfo resource) throws RobotException {

		if (handler != null)

			handler.displayPictureUpdated(robotId, userId, resource);

	}



	public void process_sceneupdated(String robotId, String userId,

			String sessionId, ResourceInfo resource) throws RobotException {

		if (handler != null)

			handler.sceneUpdated(robotId, userId, resource);

	}



	public void process_colorupdated(String robotId, String userId,

			String sessionId, int colorScheme) throws RobotException {

		if (handler != null)

			handler.colorSchemeUpdated(robotId, userId, colorScheme);

	}



	public void process_psmupdated(String robotId, String userId,

			String sessionId, String psm) throws RobotException {

		if (handler != null)

			handler.personalMessageUpdated(robotId, userId, psm);

	}

	

	public void process_resource(String robotId, String userId,

			String sessionId, ResourceInfo resource) {

		if (handler != null)

			handler.resourceReceived(robotId, userId, resource, resource.getSaveUrl());

	}

	

	public void login(String spid, String sppwd) throws RobotException {

		login(spid, sppwd, DEFAULT_LOGIN_TIMEOUT);

	}



	public void login(String spid, String sppwd, long timeout)

			throws RobotException {



		this.SPID = spid;

		this.SPPWD = sppwd;

		this.timeout = timeout;



		loginImpl(true);

	}



	protected void loginImpl(boolean syn) throws RobotException {

		try {

			open(host, port);

			if (syn) {

				int status = loginStatus.getStatus(timeout);

				if (status == LoginStatus.OK) {

					if (isReconnectedSupport()) {

						synchronized (this) {

							if (scheduledFuture == null) {

								scheduledFuture = scheduledExecutor

										.scheduleAtFixedRate(

												new KeepAliveTask(),

												KEEP_ALIVE_TIMEOUT,

												KEEP_ALIVE_TIMEOUT,

												TimeUnit.MILLISECONDS);

							}

						}

					}

				} else {

					synchronized (this) {

						if (session != null) {

							session.close();

							session = null;

						}

					}

					if (status == LoginStatus.REDIRECT) {

						loginStatus = new LoginStatus();

						loginState++;

						loginImpl(true);

					} else if (status == LoginStatus.TIMEOUT) {

						throw new RobotException("login timeout.");

					} else {

						RobotException exception = loginStatus.getException();

						if (exception != null)

							throw exception;

						else

							throw new RobotException("login faild.");

					}

				}

			}

		} catch (Exception e) {

			throw new RobotException(e.getMessage(), e);

		} finally {

			loginStatus = new LoginStatus();

			loginState = 0;

		}

	}



	public synchronized void logout() {

		if (scheduledFuture != null) {

			scheduledFuture.cancel(true);

			scheduledFuture = null;

		}

		logoutImpl();



	}



	public void logoutImpl() {

		if (session != null)

			session.close();



	}



	protected void init(String token) throws Exception {



		LoginRequest req = new LoginRequest();

		req.setSpid(SPID);

		req.setVersion(VERSION);

		req.setToken(token);

		req.setState(loginState);

		sendMessage(new Message(Message.LOGIN, req));

	}



	public void assertAlive() {

		lifeStatus = 3;

	}



	public void setDisplayName(String displayName) throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		if (displayName == null)

			throw new NullPointerException();

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setDisplayName(displayName);

		sendMessage(new Message(Message.UPDATEROBOT, req));

	}



	public void setDisplayName(String robotAccount, String displayName)

			throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		if (displayName == null)

			throw new NullPointerException();

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setDisplayName(displayName);

		sendMessage(new Message(robotAccount, null, null, Message.UPDATEROBOT,

				req));

	}



	public void setPersonalMessage(String personalMessage)

			throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		if (personalMessage == null)

			throw new NullPointerException();

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setPersonalMessage(personalMessage);

		sendMessage(new Message(Message.UPDATEROBOT, req));

	}



	public void setPersonalMessage(String robotAccount, String personalMessage)

			throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		if (personalMessage == null)

			throw new NullPointerException();

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setPersonalMessage(personalMessage);

		sendMessage(new Message(robotAccount, null, null, Message.UPDATEROBOT,

				req));

	}



	public void setDisplayPicture(String displayPicture) throws RobotException {

		setDisplayPictureEx(displayPicture, null);

	}



	public void setDisplayPicture(String robotAccount, String displayPicture)

			throws RobotException {

		setDisplayPictureEx(robotAccount, displayPicture, null);

	}



	public void createSession(String robot, String user) throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		if (robot == null || user == null)

			throw new NullPointerException();

		sendMessage(new Message(robot, user, null, Message.CREATESESSION, null));

	}



	public void pushMessage(String robot, String user, RobotMessage message)

			throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		if (robot == null || user == null || message == null)

			throw new NullPointerException();

		DefaultRobotMessage msg = (DefaultRobotMessage) message;

		sendMessage(new Message(robot, user, null, Message.PUSH, msg.getProtocolMessage()));

	}



	public void requestContactList(String robot) throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not loggedin.");

		if (robot == null)

			throw new NullPointerException();

		sendMessage(new Message(robot, null, null, Message.GETUSERLIST, null));

	}

	

	public void requestResource(String robot, String user, RobotResource resource, String saveUrl) throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not loggedin.");

		if (robot == null || user == null || resource == null)

			throw new NullPointerException();

		ResourceInfo info = new ResourceInfo();

		info.setDigest(resource.getDigest());

		info.setName(resource.getName());

		info.setSize(resource.getSize());

		info.setSaveUrl(saveUrl);

		sendMessage(new Message(robot, user, null, Message.GETRESOURCE, info));

	}



	@Override

	protected void processOpened() throws Exception {

		synchronized (this) {

			init(null);

			if (scheduledFuture == null)

				this.fireServerConnected();

			else

				this.fireServerReconnected();

		}

	}



	@Override

	protected void processClosed() throws Exception {

		synchronized (this) {

			this.setLoggedIn(false);

			this.fireServerDisconnected();

		}

	}



	@Override

	protected void processError(Throwable e) throws RobotException {

		if(log.isErrorEnabled())

			log.error("",e);

		if (handler != null) {

			handler.exceptionCaught(null, e);

		}

	}



	@Override

	protected void processMessage(Message msg) throws Exception {

		assertAlive();

		Method method = processors.get(msg.getType());

		if (method != null) {

			try {

				method.invoke(this, new Object[] { msg.getRobotId(),

						msg.getUserId(), msg.getSessionId(), msg.getBody() });

			} catch (InvocationTargetException e) {

				if (handler != null) 

					handler.exceptionCaught(null, e.getTargetException());

			}

		}

	}



	@Override

	protected void processSent() throws Exception {

		assertAlive();

	}



	private static class LoginStatus {

		public static int TIMEOUT = 0;

		public static int OK = 1;

		public static int REDIRECT = 2;

		public static int FAILED = 3;



		private int status = TIMEOUT;

		private RobotException exception = null;



		public synchronized int getStatus(long timeout) {

			try {

				this.wait(timeout);

			} catch (InterruptedException e) {

				e.printStackTrace();

			}

			return status;

		}



		public synchronized void setStatus(int status) {

			this.status = status;

			this.notifyAll();

		}



		public RobotException getException() {

			return exception;

		}



		public synchronized void setException(RobotException e) {

			this.status = FAILED;

			this.exception = e;

			this.notifyAll();

		}

	}



	private class KeepAliveTask implements Runnable {



		public void run() {

			try {

				if (lifeStatus <= 0) {

					DefaultRobotServer.this.logoutImpl();

					DefaultRobotServer.this.loginImpl(true);

				} else {

					lifeStatus--;

					keepAlive();

				}

			} catch (Exception e) {

				if (log.isErrorEnabled())

					log.error(e.getMessage(), e);

			}

		}



	}



	public String getSPID() {

		return SPID;

	}



	public synchronized void setReconnectedSupport(boolean b) {

		this.reconnectedSupport = b;

		if (isLoggedIn()) {

			if (b) {

				if (scheduledFuture == null) {

					scheduledFuture = scheduledExecutor.scheduleAtFixedRate(

							new KeepAliveTask(), KEEP_ALIVE_TIMEOUT,

							KEEP_ALIVE_TIMEOUT, TimeUnit.MILLISECONDS);

				}

			} else {

				if (scheduledFuture != null) {

					scheduledFuture.cancel(true);

					scheduledFuture = null;

				}

			}

		}

	}



	public boolean isReconnectedSupport() {

		return reconnectedSupport;

	}



	public void addConnectionListener(RobotConnectionListener listener) {

		if (connectionListeners == null)

			connectionListeners = new ArrayList<RobotConnectionListener>();

		connectionListeners.add(listener);

	}



	public void removeConnectionistener(RobotConnectionListener listener) {

		if (connectionListeners != null)

			connectionListeners.remove(listener);

	}



	public void fireServerConnected() {

		if (connectionListeners != null) {

			for (RobotConnectionListener listener : connectionListeners) {

				listener.serverConnected(this);

			}

		}

	}



	public void fireServerReconnected() {

		if (connectionListeners != null) {

			for (RobotConnectionListener listener : connectionListeners) {

				listener.serverReconnected(this);

			}

		}

	}



	public void fireServerDisconnected() {

		if (connectionListeners != null) {

			for (RobotConnectionListener listener : connectionListeners) {

				listener.serverDisconnected(this);

			}

		}

	}



	public void setSPID(String spid) {

		SPID = spid;

	}



	public String getSPPWD() {

		return SPPWD;

	}



	public void setSPPWD(String sppwd) {

		SPPWD = sppwd;

	}



	public boolean isLoggedIn() {

		return loggedIn;

	}



	public void setLoggedIn(boolean loggedIn) {

		this.loggedIn = loggedIn;

	}



	public void setRobotHandler(RobotHandler handler) {

		this.handler = handler;

	}



	public RobotHandler getRobotHandler() {

		return handler;

	}



	public String getHost() {

		return host;

	}



	public void setHost(String host) {

		this.host = host;

	}



	public int getPort() {

		return port;

	}



	public void setPort(int port) {

		this.port = port;

	}



	public ScheduledExecutorService getScheduledExecutor() {

		return scheduledExecutor;

	}



	public void setScheduledExecutor(ScheduledExecutorService scheduledExecutor) {

		this.scheduledExecutor = scheduledExecutor;

	}



	public void setColorScheme(int colorScheme) throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setColorScheme(colorScheme);

		sendMessage(new Message(null, null, null, Message.UPDATEROBOT, req));

	}



	public void setColorScheme(String robot, int colorScheme)

			throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setColorScheme(colorScheme);

		sendMessage(new Message(null, null, null, Message.UPDATEROBOT, req));

	}



	public void setScene(String scene) throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		if (scene == null)

			throw new NullPointerException();

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setScene(scene);

		sendMessage(new Message(null, null, null, Message.UPDATEROBOT, req));

	}



	public void setScene(String robotAccount, String scene)

			throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		if (scene == null)

			throw new NullPointerException();

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setScene(scene);

		sendMessage(new Message(robotAccount, null, null, Message.UPDATEROBOT,

				req));

	}



	public void setDisplayPictureEx(String displayPicture, String deluxePicture)

			throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setDisplayPicture(displayPicture);

		req.setLargePicture(deluxePicture);

		sendMessage(new Message(Message.UPDATEROBOT, req));

	}



	public void setDisplayPictureEx(String robotAccount, String displayPicture,

			String deluxePicture) throws RobotException {

		if (!this.isLoggedIn())

			throw new RobotException("robot server not logged in.");

		UpdateRobotRequest req = new UpdateRobotRequest();

		req.setDisplayPicture(displayPicture);

		req.setLargePicture(deluxePicture);

		sendMessage(new Message(robotAccount, null, null, Message.UPDATEROBOT,

				req));

	}



	public RobotMessage createMessage() {

		return new DefaultRobotMessage();

	}



	public void addUser(String robot, String user, String inviteMessage) {

		sendMessage(new Message(robot, user, null, Message.ADDUSER, inviteMessage));

	}

	

}