de.fu_berlin.inf.dpp.project.internal.UserInformationHandler Class Reference

Inherits Startable.

List of all members.

Public Member Functions
	UserInformationHandler (ISarosSession session, ITransmitter transmitter, IReceiver receiver)
void	start ()
void	stop ()
synchronized List< User >	synchronizeUserList (Collection< User > usersAdded, Collection< User > usersRemoved, Collection< User > remoteUsers)
void	sendUserFinishedProjectNegotiation (Collection< User > remoteUsers, JID jid)

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Detailed Description

Business Logic for receiving and sending updates of the invitation state of users. Also handles sending and responding to userLists after when a user joined the session

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Constructor & Destructor Documentation

de.fu_berlin.inf.dpp.project.internal.UserInformationHandler.UserInformationHandler	(	ISarosSession	session,
		ITransmitter	transmitter,
		IReceiver	receiver
	)

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Member Function Documentation

void de.fu_berlin.inf.dpp.project.internal.UserInformationHandler.sendUserFinishedProjectNegotiation	(	Collection< User >	remoteUsers,
		JID	jid
	)

Informs all clients about the fact that a user now has projects and is able to process IResourceActivitys.

Parameters:

remoteUsers	The users to be informed
jid	The JID of the user this message is about

void de.fu_berlin.inf.dpp.project.internal.UserInformationHandler.start

(

)

void de.fu_berlin.inf.dpp.project.internal.UserInformationHandler.stop

(

)

synchronized List<User> de.fu_berlin.inf.dpp.project.internal.UserInformationHandler.synchronizeUserList	(	Collection< User >	usersAdded,
		Collection< User >	usersRemoved,
		Collection< User >	remoteUsers
	)

Synchronizes a user list with the given remote users.

Parameters:

usersAdded	collection containing the users that are added to the current session or null
usersRemoved	collection containing the users that are removed from the current session or null
remoteUsers	collection containing the users that will receive the user list

Returns:

a list of users that did not reply when synchronizing the user list

Exceptions:

IllegalStateException	if the local user of the session is not the host
IllegalArgumentException	if remoteUsers collection is empty if usersAdded and usersRemoved are either both empty or null