Uses of Package
org.lsst.ccs.messaging

Packages that use org.lsst.ccs.messaging

Package	Description
org.lsst.ccs	This package deals with core classes for subsystems.
org.lsst.ccs.messaging	Package defining the CCS Messaging interfaces.
org.lsst.ccs.messaging.jgroups
org.lsst.ccs.messaging.jms
org.lsst.ccs.messaging.mock
org.lsst.ccs.monitor
org.lsst.ccs.scripting
org.lsst.ccs.services
org.lsst.ccs.subsystem.shell	This package provides the org.lsst.ccs.subsystem.shell.ConsoleBusMaster class, which is a main routine intended to be used as the CCS line mode console.
org.lsst.ccs.subsystems.console
org.lsst.ccs.subsystems.console.jython	This package provides the JythonInterpreterConsole class, which is a main routine intended to be used as the CCS headless scripting console.
org.lsst.ccs.subsystems.console.py4j

Classes in org.lsst.ccs.messaging used by org.lsst.ccs

Class	Description
AgentMessagingLayer	This interface provides messaging methods for a component (eg an agent) to be able to communicate on the buses.
AgentPresenceListener	Agents that implement this interface are notified when an agent is connecting or has disconnected on the status bus
BusMessagePreProcessor	Interface to be implemented by Agent Services that wish to modify the content of an incoming BusMessage.
CommandExecutor	The Command executor receives a command and executes it.
LogBusHandler	A java util log Handler that forwards messages to the Log bus.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.messaging

Class	Description
AgentMessagingLayer	This interface provides messaging methods for a component (eg an agent) to be able to communicate on the buses.
AgentMessagingLayer.ConnectionStatus
AgentMessagingLayerMBean	MBean to interact with the messaging layer.
AgentPresenceListener	Agents that implement this interface are notified when an agent is connecting or has disconnected on the status bus
AgentPresenceManager	Tracks agent connection and disconnection on the buses.
AgentPresenceManager.AgentPresenceState
BusApplicationLayer	Calls a BusMessagingLayer and adds all that is necessary to handle messages following application layer concerns.
BusMessageForwarder	A BusMessageForwarder receives a BusMessage from the transport layer and passes it to registered MessageListener.
BusMessagePreProcessor	Interface to be implemented by Agent Services that wish to modify the content of an incoming BusMessage.
BusMessagingLayer	Interface defining the access to the Transport Layer of Buses
ClusterDeserializationErrorHandler	Handler for messaging deserialization errors.
ClusterMembershipListener	An interface to receive notifications when the cluster membership changes.
CommandExecutor	The Command executor receives a command and executes it.
CommandMessageListener	Interface to be implemented by listeners that wish to be notified of messages received on the command bus.
CommandOriginator	Originator of a command.
DuplicateAgentNameException	This exception is thrown when an agent tries to connect with a non unique name.
LockLevelService	Interface for finding lock and level for an agent at the AgentMessagingLayer.
LogMessageListener	Interface to be implemented by listeners that wish to be notified of messages received on the LOG bus.
MessageListener	Marker interface to be implemented by bus message listeners.
MessagingAccessLayer	Entry point for receiving messages from the buses.
MessagingAccessLayer.BusAccess	Handler for processing received messages.
MessagingLayer	Interface providing methods to connect/disconnect MessagingAccessLayer objects to/from the CCS buses and to send messages over the buses.
NetworkUtilities
OutgoingMessageListener	An interface for listening to outgoing messages.
StateBundleAggregator.Observer
StatusMessageListener	Interface to be implemented by listeners that wish to be notified of messages received on the status bus.
TransportException

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.messaging.jgroups

Class	Description
BusMessageForwarder	A BusMessageForwarder receives a BusMessage from the transport layer and passes it to registered MessageListener.
BusMessagingLayer	Interface defining the access to the Transport Layer of Buses
ClusterMembershipListener	An interface to receive notifications when the cluster membership changes.
DuplicateAgentNameException	This exception is thrown when an agent tries to connect with a non unique name.
HasClusterMembershipNotifications	Interface to be implemented by a BusMessagingLayer that provides cluster membership notifications natively.
MessagingAccessLayer	Entry point for receiving messages from the buses.
MessagingLayer	Interface providing methods to connect/disconnect MessagingAccessLayer objects to/from the CCS buses and to send messages over the buses.
TransportManager	Factory for BusMessagingLayer instances.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.messaging.jms

Class	Description
BusMessageForwarder	A BusMessageForwarder receives a BusMessage from the transport layer and passes it to registered MessageListener.
BusMessagingLayer	Interface defining the access to the Transport Layer of Buses
DuplicateAgentNameException	This exception is thrown when an agent tries to connect with a non unique name.
MessagingAccessLayer	Entry point for receiving messages from the buses.
MessagingAccessLayer.BusAccess	Handler for processing received messages.
MessagingLayer	Interface providing methods to connect/disconnect MessagingAccessLayer objects to/from the CCS buses and to send messages over the buses.
TransportManager	Factory for BusMessagingLayer instances.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.messaging.mock

Class	Description
BusMessagingLayer	Interface defining the access to the Transport Layer of Buses
TransportManager	Factory for BusMessagingLayer instances.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.monitor

Class	Description
AgentPresenceListener	Agents that implement this interface are notified when an agent is connecting or has disconnected on the status bus
BusMessagePreProcessor	Interface to be implemented by Agent Services that wish to modify the content of an incoming BusMessage.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.scripting

Class	Description
AgentMessagingLayer	This interface provides messaging methods for a component (eg an agent) to be able to communicate on the buses.
ConcurrentMessagingUtils	Utility class to synchronously or asynchronously invoke or listen for events on the buses.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.services

Class	Description
AgentMessagingLayer	This interface provides messaging methods for a component (eg an agent) to be able to communicate on the buses.
AgentPresenceListener	Agents that implement this interface are notified when an agent is connecting or has disconnected on the status bus
BusMessagePreProcessor	Interface to be implemented by Agent Services that wish to modify the content of an incoming BusMessage.
ClusterMembershipListener	An interface to receive notifications when the cluster membership changes.
LockLevelService	Interface for finding lock and level for an agent at the AgentMessagingLayer.
MessageListener	Marker interface to be implemented by bus message listeners.
StatusMessageListener	Interface to be implemented by listeners that wish to be notified of messages received on the status bus.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.subsystem.shell

Class	Description
CommandExecutor	The Command executor receives a command and executes it.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.subsystems.console

Class	Description
CommandExecutor	The Command executor receives a command and executes it.
LogMessageListener	Interface to be implemented by listeners that wish to be notified of messages received on the LOG bus.
MessageListener	Marker interface to be implemented by bus message listeners.
StatusMessageListener	Interface to be implemented by listeners that wish to be notified of messages received on the status bus.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.subsystems.console.jython

Class	Description
CommandExecutor	The Command executor receives a command and executes it.

Classes in org.lsst.ccs.messaging used by org.lsst.ccs.subsystems.console.py4j

Class	Description
CommandExecutor	The Command executor receives a command and executes it.