cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl Class Reference

Inheritance diagram for cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl:

Collaboration diagram for cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl:

Public Member Functions
	DefaultSubscriberImpl () throws MOMException
	DefaultSubscriberImpl (String username, String password, String brokerList, Boolean loadBalancing, Boolean sequential, Boolean selectorAtBroker) throws MOMException
boolean	isClosed ()
void	setExceptionListener (cern.cmw.mom.pubsub.ExceptionListener listener)
void	close ()
void	onException (JMSException ex)
void	open () throws MOMException
long	subscribe (String topic, SubscriptionListener listener, String selector) throws JMSException, NamingException
void	unSubscribe (long token) throws JMSException
void	unSubscribeAll () throws JMSException
Protected Member Functions
Topic	createTopic (String topic) throws JMSException, NamingException
void	finalize () throws Throwable
void	recoverSubscriptions ()
Static Package Attributes
static Category	cat = Category.getInstance(DefaultSubscriberImpl.class.getName())
Private Member Functions
void	setConnectionIdentifier ()
SubscriptionHandle	getSubscriptionHandle (long token)
Thread	createKeepAliveThread ()
void	initialize (boolean retry) throws MOMException
void	publishKeepAliveNotifications ()
void	publishNotification (int type, SubscriptionHandle handle) throws JMSException
Private Attributes
Boolean	loadBalancing
Boolean	selectorAtBroker
Boolean	sequential
cern.cmw.mom.pubsub.ExceptionListener	listener = null
HashMap	subscribers = null
JMSTopicConnection	connection = null
Map	topicDirectory = null
Message	notificationMessage = null
Properties	momProperties = null
String	brokerList
String	password
String	subscriberId = null
String	username
Thread	keepAliveThread = null
TopicPublisher	notificationPublisher = null
TopicSession	serviceSession = null
boolean	closed = true
boolean	keepAliveEnabled = false
boolean	notificationsEnabled = false
int	keepAliveInterval = 0

Detailed Description

Implementation class.

Version:: 1.0 23 Jan 2001

Author:: Controls Middleware Project

See also:: Subscriber

Constructor & Destructor Documentation

cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::DefaultSubscriberImpl ( ) throws MOMException [inline]

Constructor DefaultSubscriberImpl

Exceptions:

MOMException

References brokerList, loadBalancing, open(), password, selectorAtBroker, sequential, and username.

cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::DefaultSubscriberImpl	(	String	username,
		String	password,
		String	brokerList,
		Boolean	loadBalancing,
		Boolean	sequential,
		Boolean	selectorAtBroker
	)			throws MOMException `[inline]`

Constructor DefaultSubscriberImpl

Exceptions:

MOMException

References brokerList, loadBalancing, open(), password, selectorAtBroker, sequential, and username.

Member Function Documentation

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::close ( ) [inline]

Method close

Implements cern::cmw::mom::pubsub::Subscriber.

References cat, cern::cmw::mom::pubsub::impl::JMSConnection::close(), closed, connection, cern::cmw::mom::pubsub::impl::SubscriptionHandle::getSession(), cern::cmw::mom::pubsub::impl::SubscriptionHandle::getSubscriber(), cern::cmw::mom::pubsub::impl::SubscriptionHandle::getSubscriptionTopic(), keepAliveEnabled, notificationPublisher, publishNotification(), serviceSession, cern::cmw::mom::pubsub::impl::JMSConnection::stop(), subscribers, and topicDirectory.

Referenced by finalize().

Thread cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::createKeepAliveThread ( ) [inline, private]

Method run

Returns:: Thread the keep alive thread

References cat, keepAliveEnabled, keepAliveInterval, and publishKeepAliveNotifications().

Referenced by open().

Topic cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::createTopic ( String topic ) throws JMSException, NamingException [inline, protected]

Method createTopic

Parameters:

topic

Returns:: Topic the topic

Exceptions:

	JMSException
	NamingException

References cat, connection, cern::cmw::mom::pubsub::impl::JMSConnection::getUsername(), serviceSession, and topicDirectory.

Referenced by publishNotification(), recoverSubscriptions(), and subscribe().

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::finalize ( ) throws Throwable [inline, protected]

Method finalize

Exceptions:

Throwable

References cat, close(), and subscriberId.

SubscriptionHandle cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::getSubscriptionHandle ( long token ) [inline, private]

Method getSubscriptionHandle

Parameters:

token

Returns:: SubscriptionHandle the subscription handle

References subscribers.

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::initialize ( boolean retry ) throws MOMException [inline, private]

Method initialize

Parameters:

retry

Exceptions:

MOMException

References brokerList, cat, cern::cmw::mom::pubsub::impl::JMSConnection::connect(), connection, cern::cmw::mom::pubsub::impl::JMSTopicConnection::createTopicSession(), keepAliveInterval, loadBalancing, momProperties, notificationMessage, notificationPublisher, notificationsEnabled, password, selectorAtBroker, sequential, serviceSession, cern::cmw::mom::pubsub::impl::JMSConnection::setExceptionListener(), cern::cmw::mom::pubsub::impl::JMSConnection::start(), topicDirectory, and username.

Referenced by open().

boolean cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::isClosed ( ) [inline]

Method isClosed

Returns:: boolean true iff the subscriber instance has been closed

References closed.

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::onException ( JMSException ex ) [inline]

Method onException

Parameters:

ex

References cat.

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::open ( ) throws MOMException [inline]

Method open

Exceptions:

MOMException

References cat, closed, createKeepAliveThread(), initialize(), keepAliveEnabled, keepAliveInterval, keepAliveThread, notificationsEnabled, setConnectionIdentifier(), and subscribers.

Referenced by DefaultSubscriberImpl().

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::publishKeepAliveNotifications ( ) [inline, private]

Method publishKeepAliveNotifications

References cat, connection, cern::cmw::mom::pubsub::impl::SubscriptionHandle::getSubscriptionTopic(), cern::cmw::mom::pubsub::impl::JMSConnection::isConnected(), publishNotification(), and subscribers.

Referenced by createKeepAliveThread().

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::publishNotification	(	int	type,
		SubscriptionHandle	handle
	)			throws JMSException `[inline, private]`

Method publishNotification

Parameters:

	type
	handle

Exceptions:

JMSException

References cat, createTopic(), notificationMessage, notificationPublisher, notificationsEnabled, and subscriberId.

Referenced by close(), publishKeepAliveNotifications(), recoverSubscriptions(), subscribe(), unSubscribe(), and unSubscribeAll().

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::recoverSubscriptions ( ) [inline, protected]

Method recoverSubscriptions

References cat, connection, createTopic(), cern::cmw::mom::pubsub::impl::JMSTopicConnection::createTopicSession(), cern::cmw::mom::pubsub::impl::SubscriptionHandle::getSubscriptionListener(), cern::cmw::mom::pubsub::impl::SubscriptionHandle::getSubscriptionSelector(), cern::cmw::mom::pubsub::impl::SubscriptionHandle::getSubscriptionTopic(), publishNotification(), cern::cmw::mom::pubsub::impl::SubscriptionHandle::setSession(), cern::cmw::mom::pubsub::impl::SubscriptionHandle::setSubscriber(), and subscribers.

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::setConnectionIdentifier ( ) [inline, private]

Method setId

References cat, connection, cern::cmw::mom::pubsub::impl::JMSConnection::getConnectId(), and subscriberId.

Referenced by open().

void cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::setExceptionListener ( cern.cmw.mom.pubsub.ExceptionListener listener ) [inline]

Method setExceptionListener

Parameters:

listener

References listener.

long cern::cmw::mom::pubsub::impl::DefaultSubscriberImpl::subscribe	(	String	topic,
		SubscriptionListener	listener,
		String	selector
	)			throws JMSException, NamingException `[inline]`