org.apache.stratos.messaging.message.processor

Class MessageProcessor

java.lang.Object

java.util.Observable

org.apache.stratos.messaging.event.EventObservable

org.apache.stratos.messaging.message.processor.MessageProcessor

Direct Known Subclasses:

ApplicationClustersCreatedMessageProcessor, ApplicationClustersRemovedMessageProcessor, ApplicationCreatedMessageProcessor, ApplicationDeletedMessageProcessor, ApplicationInstanceActivatedMessageProcessor, ApplicationInstanceCreatedMessageProcessor, ApplicationInstanceInactivatedMessageProcessor, ApplicationInstanceTerminatedMessageProcessor, ApplicationInstanceTerminatingMessageProcessor, ApplicationSignUpAddedMessageProcessor, ApplicationSignUpRemovedMessageProcessor, ApplicationUpdatedMessageProcessor, ArtifactUpdateMessageProcessor, AverageLoadAverageMessageProcessor, AverageMemoryConsumptionMessageProcessor, AverageRequestsInFlightMessageProcessor, AverageRequestsServingCapabilityMessageProcessor, ClusterCreatedMessageProcessor, ClusterInstanceActivatedProcessor, ClusterInstanceCreatedMessageProcessor, ClusterInstanceInactivateProcessor, ClusterInstanceTerminatedProcessor, ClusterInstanceTerminatingProcessor, ClusterRemovedMessageProcessor, ClusterResetMessageProcessor, ClusterStatusClusterActivatedMessageProcessor, ClusterStatusClusterInactivateMessageProcessor, ClusterStatusClusterInstanceCreatedMessageProcessor, ClusterStatusClusterResetMessageProcessor, ClusterStatusClusterTerminatedMessageProcessor, ClusterStatusClusterTerminatingMessageProcessor, CompleteApplicationSignUpsMessageProcessor, CompleteApplicationSignUpsRequestMessageProcessor, CompleteApplicationsMessageProcessor, CompleteApplicationsRequestMessageProcessor, CompleteTenantMessageProcessor, CompleteTenantRequestMessageProcessor, CompleteTopologyMessageProcessor, CompleteTopologyRequestMessageProcessor, DomainMappingAddedMessageProcessor, DomainMappingRemovedMessageProcessor, GradientOfLoadAverageMessageProcessor, GradientOfMemoryConsumptionMessageProcessor, GradientOfRequestsInFlightMessageProcessor, GroupInstanceActivatedProcessor, GroupInstanceCreatedProcessor, GroupInstanceInactivateProcessor, GroupInstanceTerminatedProcessor, GroupInstanceTerminatingProcessor, GroupMaintenanceModeProcessor, InstanceCleanupClusterNotifierMessageProcessor, InstanceCleanupMemberNotifierMessageProcessor, InstanceStatusMemberActivatedMessageProcessor, InstanceStatusMemberMaintenanceMessageProcessor, InstanceStatusMemberReadyToShutdownMessageProcessor, InstanceStatusMemberStartedMessageProcessor, MemberActivatedMessageProcessor, MemberAverageLoadAverageMessageProcessor, MemberAverageMemoryConsumptionMessageProcessor, MemberCreatedMessageProcessor, MemberFaultMessageProcessor, MemberGradientOfLoadAverageMessageProcessor, MemberGradientOfMemoryConsumptionMessageProcessor, MemberInitializedMessageProcessor, MemberMaintenanceModeProcessor, MemberReadyToShutdownMessageProcessor, MemberSecondDerivativeOfLoadAverageMessageProcessor, MemberSecondDerivativeOfMemoryConsumptionMessageProcessor, MemberStartedMessageProcessor, MemberSuspendedMessageProcessor, MemberTerminatedMessageProcessor, SecondDerivativeOfLoadAverageMessageProcessor, SecondDerivativeOfMemoryConsumptionMessageProcessor, SecondDerivativeOfRequestsInFlightMessageProcessor, ServiceCreatedMessageProcessor, ServiceRemovedMessageProcessor, TenantCreatedMessageProcessor, TenantRemovedMessageProcessor, TenantUpdatedMessageProcessor

public abstract class MessageProcessor
extends EventObservable

Message processor definition.

Constructor Summary

Constructors

Constructor and Description
MessageProcessor()

Method Summary

Methods

Modifier and Type	Method and Description
abstract boolean	process(String type, String message, Object object) Message processing and delegating logic.
abstract void	setNext(MessageProcessor nextProcessor) Link a message processor and its successor, if there's any.

Methods inherited from class org.apache.stratos.messaging.event.EventObservable

addEventListener, notifyEventListeners, removeEventListener

Methods inherited from class java.util.Observable

addObserver, clearChanged, countObservers, deleteObserver, deleteObservers, hasChanged, notifyObservers, notifyObservers, setChanged

Methods inherited from class java.lang.Object

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

Constructor Detail

MessageProcessor

public MessageProcessor()

Method Detail

setNext

public abstract void setNext(MessageProcessor nextProcessor)

Link a message processor and its successor, if there's any.

Parameters:

nextProcessor -

process

public abstract boolean process(String type,
              String message,
              Object object)

Message processing and delegating logic.

Parameters:

type - type of the message.

message - real message body.

object - Object that will get updated.

Returns:

whether the processing was successful or not.