org.hawkular.cmdgw.ws.server

Class ConnectedFeeds

java.lang.Object

org.hawkular.cmdgw.ws.server.ConnectedFeeds

public class ConnectedFeeds
extends Object

Maintains a runtime list of feeds currently connected with this server.

Constructor Summary

Constructors

Constructor and Description
ConnectedFeeds()

Method Summary

Modifier and Type	Method and Description
boolean	addSession(String feedId, javax.websocket.Session newSession) Adds the given session and associates it with the given feed ID.
Set<String>	getAllFeeds()
Set<javax.websocket.Session>	getAllSessions()
javax.websocket.Session	getSession(String feedId)
int	getTotalSessions()
void	initialize()
javax.websocket.Session	removeSession(String feedId, javax.websocket.Session doomedSession) Removes the session associated with the given feed ID.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

ConnectedFeeds

public ConnectedFeeds()

Method Detail

initialize

@PostConstruct
public void initialize()

getTotalSessions

public int getTotalSessions()

getSession

public javax.websocket.Session getSession(String feedId)

getAllSessions

public Set<javax.websocket.Session> getAllSessions()

getAllFeeds

public Set<String> getAllFeeds()

addSession

public boolean addSession(String feedId,
                          javax.websocket.Session newSession)

Adds the given session and associates it with the given feed ID. If there is already a session associated with the given feed ID, the given session is closed, it is not added or associated with the given feed ID and a error will be logged. The original session remains associated with the feed ID.

Parameters:

feedId - the feed ID that will be associated wit the new session

newSession - the new session to add

Returns:

if the session was added true is returned; false otherwise.

removeSession

public javax.websocket.Session removeSession(String feedId,
                                             javax.websocket.Session doomedSession)

Removes the session associated with the given feed ID. If doomedSession is not null, the feed's session will only be removed if that feed session has the same ID as the given doomedSession.

Parameters:

feedId - identifies the session to be removed

doomedSession - if not null, ensures that only this session will be removed

Returns:

the removed session or null if nothing was removed