question: public void memberJoined ( ClientMembershipEvent event ) { Notification notification = new Notification ( JMXNotificationType . CLIENT_JOINED , serverSource , SequenceNumber . next ( ) , System . currentTimeMillis ( ) , ManagementConstants . CLIENT_JOINED_PREFIX + event . getMemberId ( ) ) ; serverLevelNotifEmitter . sendNotification ( notification ) ; memberLevelNotifEmitter . sendNotification ( notification ) ; }
target:  Invoked when a client has connected to this process or when this process has connected to a CacheServer.