/**
* Called to indicate that delivery of a WhiteboardObject sent earlier has failed. Reason code and
* phrase are contained by the <tt>WhiteboardObjectDeliveryFailedEvent</tt>
*
* @param evt the <tt>WhiteboardObjectDeliveryFailedEvent</tt> containing the ID of the
* WhiteboardObject whose delivery has failed.
*/
public void whiteboardObjectDeliveryFailed(WhiteboardObjectDeliveryFailedEvent evt) {
String errorMessage = null;
if (evt.getErrorCode() == WhiteboardObjectDeliveryFailedEvent.NETWORK_FAILURE) {
errorMessage = "Network failure.";
} else if (evt.getErrorCode()
== WhiteboardObjectDeliveryFailedEvent.OFFLINE_MESSAGES_NOT_SUPPORTED) {
errorMessage = "Offline messages aren't supported.";
} else if (evt.getErrorCode() == WhiteboardObjectDeliveryFailedEvent.PROVIDER_NOT_REGISTERED) {
errorMessage = "Protocol provider is not registered.";
} else if (evt.getErrorCode() == WhiteboardObjectDeliveryFailedEvent.INTERNAL_ERROR) {
errorMessage = "An internal error occured.";
} else if (evt.getErrorCode() == WhiteboardObjectDeliveryFailedEvent.UNKNOWN_ERROR) {
errorMessage = "An unknown error occured.";
}
String debugErrorMessage =
"WBObjectDeliveryFailedEvent: The following object: "
+ evt.getSourceWhiteboardObject()
+ " has NOT been delivered to "
+ evt.getDestinationContact().getDisplayName()
+ " because of the following error: "
+ errorMessage;
logger.debug(debugErrorMessage);
WhiteboardActivator.getUiService()
.getPopupDialog()
.showMessagePopupDialog(errorMessage, "Error", PopupDialog.ERROR_MESSAGE);
}
/**
* Called when the underlying implementation has received an indication that a WhiteboardObject,
* sent earlier has been successfully received by the destination.
*
* @param evt the WhiteboardObjectDeliveredEvent containing the id of the WhiteboardObject that
* has caused the event.
*/
public void whiteboardObjectDelivered(WhiteboardObjectDeliveredEvent evt) {
logger.debug(
"WBObjectDeliveredEvent: The following object: "
+ evt.getSourceWhiteboardObject()
+ " has been delivered to "
+ evt.getDestinationContact().getDisplayName());
}
/**
* Called to accept an incoming invitation. Adds the invitation chat room to the list of chat
* rooms and joins it.
*
* @param invitation the invitation to accept.
*/
public void acceptInvitation(WhiteboardInvitation invitation) {
WhiteboardSession whiteboard = invitation.getTargetWhiteboard();
byte[] password = invitation.getWhiteboardPassword();
try {
if (password == null) whiteboard.join();
else whiteboard.join(password);
} catch (OperationFailedException e) {
WhiteboardActivator.getUiService()
.getPopupDialog()
.showMessagePopupDialog(
Resources.getString(
"failedToJoinWhiteboard", new String[] {whiteboard.getWhiteboardID()}),
Resources.getString("error"),
PopupDialog.ERROR_MESSAGE);
logger.error("Failed to join whiteboard: " + whiteboard.getWhiteboardID(), e);
}
}
/**
* Called when a new incoming <tt>WhiteboardObject</tt> has been received.
*
* @param evt the <tt>WhiteboardObjectReceivedEvent</tt> containing the newly received
* WhiteboardObject, its sender and other details.
*/
public void whiteboardObjectReceived(WhiteboardObjectReceivedEvent evt) {
/*
* There are 2 cases when a message is received:
* - an existing session
* - or a new session
*/
WhiteboardFrame wbFrame = getWhiteboardFrame(evt.getSourceWhiteboardSession());
if (wbFrame == null) {
logger.debug("New WBParticipant" + evt.getSourceContact().getDisplayName());
wbFrame = new WhiteboardFrame(this, evt.getSourceWhiteboardSession());
wbFrames.add(wbFrame);
}
wbFrame.setVisible(true);
WhiteboardObject wbObject = evt.getSourceWhiteboardObject();
wbFrame.receiveWhiteboardObject(wbObject);
}
/**
* Initialize (a new) Whiteboard with contact
*
* @param contact Contact used to init whiteboard
*/
public void initWhiteboard(final Contact contact) {
opSetWb =
(OperationSetWhiteboarding)
contact.getProtocolProvider().getOperationSet(OperationSetWhiteboarding.class);
if (opSetWb == null) {
logger.info("Contact does not support whiteboarding");
return;
}
WhiteboardFrame wbf = getWhiteboardFrame(contact);
if (wbf != null) {
wbf.setVisible(true);
return;
}
new Thread() {
public void run() {
try {
WhiteboardSession wbSession =
opSetWb.createWhiteboardSession(contact.getDisplayName(), null);
WhiteboardFrame wbFrame = new WhiteboardFrame(WhiteboardSessionManager.this, wbSession);
wbFrames.add(wbFrame);
wbFrame.setContact(contact);
wbFrame.setVisible(true);
wbSession.join();
wbSession.invite(contact.getAddress());
} catch (OperationFailedException e) {
logger.error("Creating a whiteboard session failed.", e);
} catch (OperationNotSupportedException e) {
logger.error("Do not support create of whiteboard session", e);
}
}
}.start();
}
/**
* Whiteboard session manager.
*
* @author Julien Waechter
*/
public class WhiteboardSessionManager implements WhiteboardObjectListener {
private static final Logger logger = Logger.getLogger(WhiteboardSessionManager.class);
/** A protocol provider map. */
private Map protocolProviderTable = new LinkedHashMap();
/** The default start WhiteboardSession. */
private WhiteboardSession wbTmpSession;
/** List active WhitboarFrame started. */
private Vector wbFrames = new Vector();
/** List active WhitboarSession started. */
private Vector wbSessions;
private OperationSetWhiteboarding opSetWb;
public WhiteboardSessionManager() {
if (WhiteboardActivator.getWhiteboardOperationSets() == null) return;
Iterator opSets = WhiteboardActivator.getWhiteboardOperationSets().iterator();
while (opSets.hasNext()) {
OperationSetWhiteboarding whiteboardOpSet = (OperationSetWhiteboarding) opSets.next();
whiteboardOpSet.addInvitationListener(new InvitationListener());
whiteboardOpSet.addPresenceListener(new PresenceListener());
}
}
/**
* Initialize (a new) Whiteboard with contact
*
* @param contact Contact used to init whiteboard
*/
public void initWhiteboard(final Contact contact) {
opSetWb =
(OperationSetWhiteboarding)
contact.getProtocolProvider().getOperationSet(OperationSetWhiteboarding.class);
if (opSetWb == null) {
logger.info("Contact does not support whiteboarding");
return;
}
WhiteboardFrame wbf = getWhiteboardFrame(contact);
if (wbf != null) {
wbf.setVisible(true);
return;
}
new Thread() {
public void run() {
try {
WhiteboardSession wbSession =
opSetWb.createWhiteboardSession(contact.getDisplayName(), null);
WhiteboardFrame wbFrame = new WhiteboardFrame(WhiteboardSessionManager.this, wbSession);
wbFrames.add(wbFrame);
wbFrame.setContact(contact);
wbFrame.setVisible(true);
wbSession.join();
wbSession.invite(contact.getAddress());
} catch (OperationFailedException e) {
logger.error("Creating a whiteboard session failed.", e);
} catch (OperationNotSupportedException e) {
logger.error("Do not support create of whiteboard session", e);
}
}
}.start();
}
/**
* Construct (with WhiteboardSession) and send a WhiteboardObject to a contact.
*
* @param wbSession the white-board session, to which the object would be send
* @param ws WhiteboardShape to convert and send
* @param c contact
* @return WhiteboardObject sent
*/
public WhiteboardObject sendWhiteboardObject(WhiteboardSession wbSession, WhiteboardShape ws)
throws OperationFailedException {
Vector supportedWBO = new Vector(Arrays.asList(wbSession.getSupportedWhiteboardObjects()));
if (ws instanceof WhiteboardObjectPath) {
if (!supportedWBO.contains(WhiteboardObjectPath.NAME)) return null;
WhiteboardObjectPath obj =
(WhiteboardObjectPath) wbSession.createWhiteboardObject(WhiteboardObjectPath.NAME);
ws.setID(obj.getID());
obj.setPoints(((WhiteboardObjectPath) ws).getPoints());
obj.setColor(ws.getColor());
obj.setThickness(ws.getThickness());
wbSession.sendWhiteboardObject(obj);
return obj;
} else if (ws instanceof WhiteboardObjectPolyLine) {
if (!supportedWBO.contains(WhiteboardObjectPolyLine.NAME)) return null;
WhiteboardObjectPolyLine obj =
(WhiteboardObjectPolyLine)
wbSession.createWhiteboardObject(WhiteboardObjectPolyLine.NAME);
ws.setID(obj.getID());
obj.setPoints(((WhiteboardObjectPolyLine) ws).getPoints());
obj.setColor(ws.getColor());
obj.setThickness(ws.getThickness());
wbSession.sendWhiteboardObject(obj);
return obj;
} else if (ws instanceof WhiteboardObjectPolygon) {
if (!supportedWBO.contains(WhiteboardObjectPolygon.NAME)) return null;
WhiteboardObjectPolygon obj =
(WhiteboardObjectPolygon) wbSession.createWhiteboardObject(WhiteboardObjectPolygon.NAME);
ws.setID(obj.getID());
obj.setPoints(((WhiteboardObjectPolygon) ws).getPoints());
obj.setBackgroundColor(((WhiteboardObjectPolygon) ws).getBackgroundColor());
obj.setFill(((WhiteboardObjectPolygon) ws).isFill());
obj.setColor(ws.getColor());
obj.setThickness(ws.getThickness());
wbSession.sendWhiteboardObject(obj);
return obj;
} else if (ws instanceof WhiteboardObjectLine) {
if (!supportedWBO.contains(WhiteboardObjectLine.NAME)) return null;
WhiteboardObjectLine obj =
(WhiteboardObjectLine) wbSession.createWhiteboardObject(WhiteboardObjectLine.NAME);
ws.setID(obj.getID());
obj.setWhiteboardPointStart(((WhiteboardObjectLine) ws).getWhiteboardPointStart());
obj.setWhiteboardPointEnd(((WhiteboardObjectLine) ws).getWhiteboardPointEnd());
obj.setColor(ws.getColor());
obj.setThickness(ws.getThickness());
wbSession.sendWhiteboardObject(obj);
return obj;
} else if (ws instanceof WhiteboardObjectRect) {
if (!supportedWBO.contains(WhiteboardObjectRect.NAME)) return null;
WhiteboardObjectRect obj =
(WhiteboardObjectRect) wbSession.createWhiteboardObject(WhiteboardObjectRect.NAME);
ws.setID(obj.getID());
obj.setFill(((WhiteboardObjectRect) ws).isFill());
obj.setHeight(((WhiteboardObjectRect) ws).getHeight());
obj.setWhiteboardPoint(((WhiteboardObjectRect) ws).getWhiteboardPoint());
obj.setWidth((((WhiteboardObjectRect) ws)).getWidth());
obj.setColor(ws.getColor());
obj.setThickness(ws.getThickness());
wbSession.sendWhiteboardObject(obj);
return obj;
} else if (ws instanceof WhiteboardObjectCircle) {
if (!supportedWBO.contains(WhiteboardObjectCircle.NAME)) return null;
WhiteboardObjectCircle obj =
(WhiteboardObjectCircle) wbSession.createWhiteboardObject(WhiteboardObjectCircle.NAME);
ws.setID(obj.getID());
obj.setFill(((WhiteboardObjectCircle) ws).isFill());
obj.setRadius(((WhiteboardObjectCircle) ws).getRadius());
obj.setWhiteboardPoint(((WhiteboardObjectCircle) ws).getWhiteboardPoint());
obj.setBackgroundColor((((WhiteboardObjectCircle) ws)).getBackgroundColor());
obj.setColor(ws.getColor());
obj.setThickness(ws.getThickness());
wbSession.sendWhiteboardObject(obj);
return obj;
} else if (ws instanceof WhiteboardObjectText) {
if (!supportedWBO.contains(WhiteboardObjectText.NAME)) return null;
WhiteboardObjectText obj =
(WhiteboardObjectText) wbSession.createWhiteboardObject(WhiteboardObjectText.NAME);
ws.setID(obj.getID());
obj.setFontName(((WhiteboardObjectText) ws).getFontName());
obj.setFontSize(((WhiteboardObjectText) ws).getFontSize());
obj.setText(((WhiteboardObjectText) ws).getText());
obj.setWhiteboardPoint(((WhiteboardObjectText) ws).getWhiteboardPoint());
obj.setColor(ws.getColor());
obj.setThickness(ws.getThickness());
wbSession.sendWhiteboardObject(obj);
return obj;
} else if (ws instanceof WhiteboardObjectImage) {
if (!supportedWBO.contains(WhiteboardObjectImage.NAME)) return null;
WhiteboardObjectImage obj =
(WhiteboardObjectImage) wbSession.createWhiteboardObject(WhiteboardObjectImage.NAME);
ws.setID(obj.getID());
obj.setBackgroundImage(((WhiteboardObjectImage) ws).getBackgroundImage());
obj.setHeight(((WhiteboardObjectImage) ws).getHeight());
obj.setWhiteboardPoint(((WhiteboardObjectImage) ws).getWhiteboardPoint());
obj.setWidth(((WhiteboardObjectImage) ws).getWidth());
obj.setColor(ws.getColor());
obj.setThickness(ws.getThickness());
wbSession.sendWhiteboardObject(obj);
return obj;
}
return null;
}
/**
* Moves a <tt>WhiteboardShape</tt> from from one point to another on the board.
*
* @param wbSession the white-board session, to which the moved object belongs
* @param ws the shape to move
*/
public void moveWhiteboardObject(WhiteboardSession wbSession, WhiteboardShape ws) {
try {
wbSession.moveWhiteboardObject(ws);
} catch (OperationFailedException ex) {
ex.printStackTrace();
}
}
/**
* Deletes a <tt>WhiteboardShape</tt> from the white-board.
*
* @param wbSession the white-board session, to which the object belongs
* @param ws the shape to delete
*/
public void deleteWhiteboardObject(WhiteboardSession wbSession, WhiteboardShape ws) {
try {
wbSession.deleteWhiteboardObject(ws);
} catch (OperationFailedException ex) {
ex.printStackTrace();
}
}
/**
* Called when a modified <tt>WhiteboardObject</tt> has been received.
*
* @param evt the <tt>WhiteboardObjectReceivedEvent</tt> containing the modified whiteboardObject,
* its sender and other details.
*/
public void whiteboardObjecModified(WhiteboardObjectModifiedEvent evt) {
WhiteboardFrame wbf = getWhiteboardFrame(evt.getSourceWhiteboardSession());
if (wbf == null) return;
wbf.setVisible(true);
WhiteboardObject wbo = evt.getSourceWhiteboardObject();
wbf.receiveWhiteboardObject(wbo);
}
/**
* Called when a new incoming <tt>WhiteboardObject</tt> has been received.
*
* @param evt the <tt>WhiteboardObjectReceivedEvent</tt> containing the newly received
* WhiteboardObject, its sender and other details.
*/
public void whiteboardObjectReceived(WhiteboardObjectReceivedEvent evt) {
/*
* There are 2 cases when a message is received:
* - an existing session
* - or a new session
*/
WhiteboardFrame wbFrame = getWhiteboardFrame(evt.getSourceWhiteboardSession());
if (wbFrame == null) {
logger.debug("New WBParticipant" + evt.getSourceContact().getDisplayName());
wbFrame = new WhiteboardFrame(this, evt.getSourceWhiteboardSession());
wbFrames.add(wbFrame);
}
wbFrame.setVisible(true);
WhiteboardObject wbObject = evt.getSourceWhiteboardObject();
wbFrame.receiveWhiteboardObject(wbObject);
}
/**
* Called when the underlying implementation has received an indication that a WhiteboardObject,
* sent earlier has been successfully received by the destination.
*
* @param evt the WhiteboardObjectDeliveredEvent containing the id of the WhiteboardObject that
* has caused the event.
*/
public void whiteboardObjectDelivered(WhiteboardObjectDeliveredEvent evt) {
logger.debug(
"WBObjectDeliveredEvent: The following object: "
+ evt.getSourceWhiteboardObject()
+ " has been delivered to "
+ evt.getDestinationContact().getDisplayName());
}
/**
* Called to indicate that delivery of a WhiteboardObject sent earlier has failed. Reason code and
* phrase are contained by the <tt>WhiteboardObjectDeliveryFailedEvent</tt>
*
* @param evt the <tt>WhiteboardObjectDeliveryFailedEvent</tt> containing the ID of the
* WhiteboardObject whose delivery has failed.
*/
public void whiteboardObjectDeliveryFailed(WhiteboardObjectDeliveryFailedEvent evt) {
String errorMessage = null;
if (evt.getErrorCode() == WhiteboardObjectDeliveryFailedEvent.NETWORK_FAILURE) {
errorMessage = "Network failure.";
} else if (evt.getErrorCode()
== WhiteboardObjectDeliveryFailedEvent.OFFLINE_MESSAGES_NOT_SUPPORTED) {
errorMessage = "Offline messages aren't supported.";
} else if (evt.getErrorCode() == WhiteboardObjectDeliveryFailedEvent.PROVIDER_NOT_REGISTERED) {
errorMessage = "Protocol provider is not registered.";
} else if (evt.getErrorCode() == WhiteboardObjectDeliveryFailedEvent.INTERNAL_ERROR) {
errorMessage = "An internal error occured.";
} else if (evt.getErrorCode() == WhiteboardObjectDeliveryFailedEvent.UNKNOWN_ERROR) {
errorMessage = "An unknown error occured.";
}
String debugErrorMessage =
"WBObjectDeliveryFailedEvent: The following object: "
+ evt.getSourceWhiteboardObject()
+ " has NOT been delivered to "
+ evt.getDestinationContact().getDisplayName()
+ " because of the following error: "
+ errorMessage;
logger.debug(debugErrorMessage);
WhiteboardActivator.getUiService()
.getPopupDialog()
.showMessagePopupDialog(errorMessage, "Error", PopupDialog.ERROR_MESSAGE);
}
/**
* Returns the WhiteboardFrame associated with the Contact.
*
* @param c contact
* @return WhiteboardFrame with the Contact or null (if nothing found)
*/
private WhiteboardFrame getWhiteboardFrame(WhiteboardSession session) {
WhiteboardFrame whiteboardFrame = null;
for (int i = 0; i < wbFrames.size(); i++) {
whiteboardFrame = (WhiteboardFrame) wbFrames.get(i);
if (whiteboardFrame.getWhiteboardSession().equals(session)) return whiteboardFrame;
}
return null;
}
/**
* Returns the WhiteboardFrame associated with the Contact.
*
* @param c contact
* @return WhiteboardFrame with the Contact or null (if nothing found)
*/
private WhiteboardFrame getWhiteboardFrame(Contact contact) {
WhiteboardFrame whiteboardFrame = null;
for (int i = 0; i < wbFrames.size(); i++) {
whiteboardFrame = (WhiteboardFrame) wbFrames.get(i);
if (whiteboardFrame.getContact() != null && whiteboardFrame.getContact().equals(contact))
return whiteboardFrame;
}
return null;
}
/**
* Called when a deleted <tt>WhiteboardObject</tt> has been received.
*
* @param evt the <tt>WhiteboardObjectDeletedEvent</tt> containing the identification of the
* deleted WhiteboardObject, its sender and other details.
*/
public void whiteboardObjectDeleted(WhiteboardObjectDeletedEvent evt) {
WhiteboardFrame wbf = getWhiteboardFrame(evt.getSourceWhiteboardSession());
if (wbf == null) {
return;
}
wbf.setVisible(true);
String id = evt.getId();
wbf.receiveDeleteWhiteboardObject(id);
}
/**
* Listens for <tt>WhiteboardInvitationReceivedEvent</tt>s and shows a dialog to the user, where
* she could accept, reject or ignore an incoming invitation.
*/
private class InvitationListener implements WhiteboardInvitationListener {
public void invitationReceived(WhiteboardInvitationReceivedEvent evt) {
OperationSetWhiteboarding whiteboardOpSet = evt.getSourceOperationSet();
InvitationReceivedDialog dialog =
new InvitationReceivedDialog(
WhiteboardSessionManager.this, whiteboardOpSet, evt.getInvitation());
dialog.pack();
dialog.setLocation(
Toolkit.getDefaultToolkit().getScreenSize().width / 2 - dialog.getWidth() / 2,
Toolkit.getDefaultToolkit().getScreenSize().height / 2 - dialog.getHeight() / 2);
dialog.setVisible(true);
}
}
/**
* Called to accept an incoming invitation. Adds the invitation chat room to the list of chat
* rooms and joins it.
*
* @param invitation the invitation to accept.
*/
public void acceptInvitation(WhiteboardInvitation invitation) {
WhiteboardSession whiteboard = invitation.getTargetWhiteboard();
byte[] password = invitation.getWhiteboardPassword();
try {
if (password == null) whiteboard.join();
else whiteboard.join(password);
} catch (OperationFailedException e) {
WhiteboardActivator.getUiService()
.getPopupDialog()
.showMessagePopupDialog(
Resources.getString(
"failedToJoinWhiteboard", new String[] {whiteboard.getWhiteboardID()}),
Resources.getString("error"),
PopupDialog.ERROR_MESSAGE);
logger.error("Failed to join whiteboard: " + whiteboard.getWhiteboardID(), e);
}
}
/**
* Rejects the given invitation with the specified reason.
*
* @param whiteboardOpSet the operation set to use for rejecting the invitation
* @param invitation the invitation to reject
* @param reason the reason for the rejection
*/
public void rejectInvitation(
OperationSetWhiteboarding whiteboardOpSet, WhiteboardInvitation invitation, String reason) {
whiteboardOpSet.rejectInvitation(invitation, reason);
}
/** Listens for presence events. */
private class PresenceListener implements WhiteboardSessionPresenceListener {
/**
* Implements the <tt>WhiteboardSessionPresenceListener .whiteboardSessionPresenceChanged</tt>
* method.
*/
public void whiteboardSessionPresenceChanged(WhiteboardSessionPresenceChangeEvent evt) {
WhiteboardSession whiteboardSession = evt.getWhiteboardSession();
if (evt.getEventType().equals(WhiteboardSessionPresenceChangeEvent.LOCAL_USER_JOINED)) {
whiteboardSession.addWhiteboardObjectListener(WhiteboardSessionManager.this);
WhiteboardFrame frame = getWhiteboardFrame(evt.getWhiteboardSession());
if (frame == null) {
frame = new WhiteboardFrame(WhiteboardSessionManager.this, whiteboardSession);
frame.setVisible(true);
wbFrames.add(frame);
}
} else if (evt.getEventType()
.equals(WhiteboardSessionPresenceChangeEvent.LOCAL_USER_JOIN_FAILED)) {
WhiteboardActivator.getUiService()
.getPopupDialog()
.showMessagePopupDialog(
Resources.getString(
"failedToJoinWhiteboard",
new String[] {whiteboardSession.getWhiteboardID()})
+ evt.getReason(),
Resources.getString("error"),
PopupDialog.ERROR_MESSAGE);
} else if (evt.getEventType().equals(WhiteboardSessionPresenceChangeEvent.LOCAL_USER_LEFT)) {
WhiteboardFrame frame = getWhiteboardFrame(whiteboardSession);
if (frame == null) return;
wbFrames.remove(frame);
frame.dispose();
whiteboardSession.removeWhiteboardObjectListener(WhiteboardSessionManager.this);
} else if (evt.getEventType()
.equals(WhiteboardSessionPresenceChangeEvent.LOCAL_USER_KICKED)) {
} else if (evt.getEventType()
.equals(WhiteboardSessionPresenceChangeEvent.LOCAL_USER_DROPPED)) {
}
}
}
/**
* Removes a white board frame.
*
* @param frame the frame to remove
*/
public void removeWhiteboardWindow(WhiteboardFrame frame) {
synchronized (wbFrames) {
wbFrames.remove(frame);
}
}
}