net.sf.jgcs
Class AbstractDataSession

java.lang.Object
  net.sf.jgcs.AbstractDataSession

All Implemented Interfaces:

DataSession

Direct Known Subclasses:

AbstractPollingDataSession

public abstract class AbstractDataSession
extends java.lang.Object
implements DataSession

This class defines a AbstractDataSession. It partially implements the data session interface by handling the listeners and the group configuration.

Version:

1.0

Author:

Nuno Carvalho

Constructor Summary

protected

AbstractDataSession(AbstractProtocol protocol, GroupConfiguration group)

Method Summary

protected void	boot()
void	close() Closes the session.
GroupConfiguration	getGroup() Gets the group associated with this session.
protected void	notifyExceptionListeners(JGCSException exception)
protected java.lang.Object	notifyMessageListeners(Message msg)
protected void	notifyServiceListeners(java.lang.Object context, Service service)
void	setExceptionListener(ExceptionListener listener) Adds a listener to deliver exceptions related to message reception.
void	setMessageListener(MessageListener listener) Adds a listener to deliver messages from this channel.
void	setServiceListener(ServiceListener listener) Adds a listener to deliver notifications from this channel.

Methods inherited from class java.lang.Object

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

Methods inherited from interface net.sf.jgcs.DataSession

createMessage, multicast, send

Constructor Detail

AbstractDataSession

protected AbstractDataSession(AbstractProtocol protocol,
                              GroupConfiguration group)

Method Detail

boot

protected void boot()

close

public void close()

Description copied from interface: DataSession

Closes the session. All resources that the session holds should be freed and therefore no subsequent communication can be done.

Specified by:

close in interface DataSession

setMessageListener

public void setMessageListener(MessageListener listener)

Description copied from interface: DataSession

Adds a listener to deliver messages from this channel.

Specified by:

setMessageListener in interface DataSession

Parameters:

listener - The listener to be bound to the channel.

setExceptionListener

public void setExceptionListener(ExceptionListener listener)

Description copied from interface: DataSession

Adds a listener to deliver exceptions related to message reception.

Specified by:

setExceptionListener in interface DataSession

Parameters:

listener - the exception thrown by the implementation of the interface.

setServiceListener

public void setServiceListener(ServiceListener listener)

Description copied from interface: DataSession

Adds a listener to deliver notifications from this channel.

Specified by:

setServiceListener in interface DataSession

Parameters:

listener - the listener to be bound to the channel.

notifyExceptionListeners

protected void notifyExceptionListeners(JGCSException exception)

notifyMessageListeners

protected java.lang.Object notifyMessageListeners(Message msg)

notifyServiceListeners

protected void notifyServiceListeners(java.lang.Object context,
                                      Service service)

getGroup

public GroupConfiguration getGroup()

Description copied from interface: DataSession

Gets the group associated with this session.

Specified by:

getGroup in interface DataSession

Returns:

the group associated with this session.