org.lsst.ccs.messaging

Class MessagingAccessLayer

java.lang.Object

org.lsst.ccs.messaging.MessagingAccessLayer

public class MessagingAccessLayer
extends Object

Entry point of a CCS agent to the buses. Its name is used as a unique identifier on the buses.

Author:

emarin

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	MessagingAccessLayer.BusAccess<T extends BusMessage> This method is called by the underlying bus implementation when a message is received The message is then sent to the list of registered listeners
static class	MessagingAccessLayer.StatusBusAccess

Constructor Summary

Constructors

Constructor and Description
MessagingAccessLayer(String name, Bus... buses)

Method Summary

Modifier and Type	Method and Description
void	addBusAccess(MessagingAccessLayer.BusAccess busAccess)
MessagingAccessLayer.BusAccess	getBusAccess(Bus bus)
Collection<MessagingAccessLayer.BusAccess>	getBusAccesses() This list of buses might be used by the messaging layer to determine on which buses the associated agent has to be connected to.
String	getName() This name must be unique as it is used by the messaging layer to send or dispatch messages.

Methods inherited from class java.lang.Object

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

Constructor Detail

MessagingAccessLayer

public MessagingAccessLayer(String name,
                            Bus... buses)

Method Detail

getName

public String getName()

This name must be unique as it is used by the messaging layer to send or dispatch messages. This name is determined by the associated agent's name. Its uniqueness is enforced when connecting with the messaging layer.

Returns:

the name of this MessagingAccessLayer

getBusAccesses

public Collection<MessagingAccessLayer.BusAccess> getBusAccesses()

This list of buses might be used by the messaging layer to determine on which buses the associated agent has to be connected to.

Returns:

The list of Buses the layer has to be registered on.

getBusAccess

public MessagingAccessLayer.BusAccess getBusAccess(Bus bus)

addBusAccess

public void addBusAccess(MessagingAccessLayer.BusAccess busAccess)