alluxio.master

Class MasterContext<T extends UfsManager>

java.lang.Object

alluxio.master.MasterContext<T>

Type Parameters:

T - the type of ufsManager to be used

Direct Known Subclasses:

CoreMasterContext

public class MasterContext<T extends UfsManager>
extends Object

Stores context information for Alluxio masters.

Constructor Summary

Constructors

Constructor and Description
MasterContext(JournalSystem journalSystem, PrimarySelector primarySelector, T ufsManager) Creates a new master context, using the global server UserState.
MasterContext(JournalSystem journalSystem, PrimarySelector primarySelector, UserState userState, T ufsManager) Creates a new master context.

Method Summary

Modifier and Type	Method and Description
JournalSystem	getJournalSystem()
PrimarySelector	getPrimarySelector()
StateLockManager	getStateLockManager()
T	getUfsManager()
UserState	getUserState()

Methods inherited from class java.lang.Object

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

Constructor Detail

MasterContext

public MasterContext(JournalSystem journalSystem,
                     PrimarySelector primarySelector,
                     T ufsManager)

Creates a new master context, using the global server UserState.

Parameters:

journalSystem - the journal system to use for tracking master operations

primarySelector - the primary selector for selecting the leading master

ufsManager - the UFS manager

MasterContext

public MasterContext(JournalSystem journalSystem,
                     PrimarySelector primarySelector,
                     @Nullable
                     UserState userState,
                     T ufsManager)

Creates a new master context.

Parameters:

journalSystem - the journal system to use for tracking master operations

primarySelector - the primary selector for selecting the leading master

userState - the user state of the server. If null, will use the global server user state

ufsManager - the UFS manager

Method Detail

getJournalSystem

public JournalSystem getJournalSystem()

Returns:

the journal system to use for tracking master operations

getPrimarySelector

public PrimarySelector getPrimarySelector()

Returns:

the primary selector that selects the leading master

getUserState

public UserState getUserState()

Returns:

the UserState of the server

getStateLockManager

public StateLockManager getStateLockManager()

Returns:

the state lock manager

getUfsManager

public T getUfsManager()

Returns:

the ufs manager