alluxio.master.selectionpolicy

Class SelectionPolicyAnyStandbyMaster

java.lang.Object

alluxio.master.selectionpolicy.AbstractMasterSelectionPolicy

alluxio.master.selectionpolicy.SelectionPolicyAnyStandbyMaster

All Implemented Interfaces:

MasterSelectionPolicy

public class SelectionPolicyAnyStandbyMaster
extends AbstractMasterSelectionPolicy

The master connection mode that connects to a random standby master.

Nested Class Summary

Nested classes/interfaces inherited from interface alluxio.master.selectionpolicy.MasterSelectionPolicy

MasterSelectionPolicy.Factory, MasterSelectionPolicy.Type

Field Summary

Fields inherited from class alluxio.master.selectionpolicy.AbstractMasterSelectionPolicy

mPrimaryMasterAddress

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	SelectionPolicyAnyStandbyMaster() Creates a new standby connection mode that picks the standby master randomly.
protected	SelectionPolicyAnyStandbyMaster(long shuffleSeed) Creates a new standby connection mode that picks the standby master deterministically with a random seed.

Method Summary

Modifier and Type	Method and Description
InetSocketAddress	getGrpcMasterAddress(MasterInquireClient masterInquireClient) Gets the master address the client makes gRPC request to.
MasterSelectionPolicy.Type	getType()

Methods inherited from class alluxio.master.selectionpolicy.AbstractMasterSelectionPolicy

getPrimaryMasterAddressCached, resetPrimaryMasterAddressCache

Methods inherited from class java.lang.Object

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

Constructor Detail

SelectionPolicyAnyStandbyMaster

protected SelectionPolicyAnyStandbyMaster()

Creates a new standby connection mode that picks the standby master randomly.

SelectionPolicyAnyStandbyMaster

protected SelectionPolicyAnyStandbyMaster(long shuffleSeed)

Creates a new standby connection mode that picks the standby master deterministically with a random seed.

Parameters:

shuffleSeed - the random seed to shuffle the master client list

Method Detail

getGrpcMasterAddress

public InetSocketAddress getGrpcMasterAddress(MasterInquireClient masterInquireClient)
                                       throws UnavailableException

Description copied from interface: MasterSelectionPolicy

Gets the master address the client makes gRPC request to.

Specified by:

getGrpcMasterAddress in interface MasterSelectionPolicy

Specified by:

getGrpcMasterAddress in class AbstractMasterSelectionPolicy

Parameters:

masterInquireClient - master inquire client

Returns:

the remote address of master gRPC server

Throws:

UnavailableException - if address cannot be determined

getType

public MasterSelectionPolicy.Type getType()

Returns:

the type of the master selection policy