Uses of Interface
org.apache.hadoop.ozone.container.common.statemachine.commandhandler.CommandHandler

Packages that use CommandHandler

Package	Description
org.apache.hadoop.ozone.container.common.helpers	Contains protocol buffer helper classes and utilites used in impl.
org.apache.hadoop.ozone.container.common.statemachine.commandhandler	Classes dedicated to handle container commands.

Uses of CommandHandler in org.apache.hadoop.ozone.container.common.helpers

Method parameters in org.apache.hadoop.ozone.container.common.helpers with type arguments of type CommandHandler

Modifier and Type	Method	Description
static CommandHandlerMetrics	CommandHandlerMetrics.create(Map<org.apache.hadoop.hdds.protocol.proto.StorageContainerDatanodeProtocolProtos.SCMCommandProto.Type,CommandHandler> handlerMap)	Creates a new instance of CommandHandlerMetrics and registers it to the DefaultMetricsSystem.

Uses of CommandHandler in org.apache.hadoop.ozone.container.common.statemachine.commandhandler

Classes in org.apache.hadoop.ozone.container.common.statemachine.commandhandler that implement CommandHandler

Modifier and Type	Class	Description
class	CloseContainerCommandHandler	Handler for close container command received from SCM.
class	ClosePipelineCommandHandler	Handler for close pipeline command received from SCM.
class	CreatePipelineCommandHandler	Handler for create pipeline command received from SCM.
class	DeleteBlocksCommandHandler	Handle block deletion commands.
class	DeleteContainerCommandHandler	Handler to process the DeleteContainerCommand from SCM.
class	FinalizeNewLayoutVersionCommandHandler	Handler for FinalizeNewLayoutVersion command received from SCM.
class	ReconcileContainerCommandHandler	Handles commands from SCM to reconcile a container replica on this datanode with the replicas on its peers.
class	ReconstructECContainersCommandHandler	Command handler for reconstructing the lost EC containers.
class	RefreshVolumeUsageCommandHandler	Command handler to refresh usage info of all volumes.
class	ReplicateContainerCommandHandler	Command handler to copy containers from sources.
class	SetNodeOperationalStateCommandHandler	Handle the SetNodeOperationalStateCommand sent from SCM to the datanode to persist the current operational state.

Methods in org.apache.hadoop.ozone.container.common.statemachine.commandhandler that return CommandHandler

Modifier and Type	Method	Description
CommandHandler	CommandDispatcher.getCloseContainerHandler()
CommandHandler	CommandDispatcher.getDeleteBlocksCommandHandler()

Methods in org.apache.hadoop.ozone.container.common.statemachine.commandhandler with parameters of type CommandHandler

Modifier and Type	Method	Description
CommandDispatcher.Builder	CommandDispatcher.Builder.addHandler(CommandHandler handler)	Adds a handler.