com.bigdata.journal

Interface IIndexManager

All Superinterfaces:

ICounterSetAccess, IGISTManager, IIndexStore

All Known Subinterfaces:

IBigdataFederation<T>, IBTreeManager, IHAJournal, IJournal

All Known Implementing Classes:

AbstractDistributedFederation, AbstractFederation, AbstractJournal, AbstractResourceManagerTestCase.MockFederation, AbstractScaleOutFederation, EmbeddedFederation, Journal, JournalDelegate, StoreManager.ManagedJournal, TemporaryStore

public interface IIndexManager
extends IIndexStore, IGISTManager, ICounterSetAccess

Interface for managing named indices.

Author:

Bryan Thompson

Method Summary

Methods

Modifier and Type	Method and Description
IIndex	getIndex(String name, long timestamp) Return a view of the named index as of the specified timestamp.
boolean	isGroupCommit() Return true if the index manager supports group commit semantics.

Methods inherited from interface com.bigdata.journal.IIndexStore

addScheduledTask, destroy, getCollectPlatformStatistics, getCollectQueueStatistics, getExecutorService, getGlobalFileSystem, getGlobalRowStore, getGlobalRowStore, getHttpdPort, getLastCommitTime, getResourceLocator, getResourceLockService, getTempStore

Methods inherited from interface com.bigdata.journal.IGISTManager

dropIndex, indexNameScan, registerIndex

Methods inherited from interface com.bigdata.counters.ICounterSetAccess

getCounters

Method Detail

getIndex

IIndex getIndex(String name,
              long timestamp)

Return a view of the named index as of the specified timestamp.

Parameters:

name - The index name.

timestamp - A timestamp which represents either a possible commit time on the store or a read-only transaction identifier.

Returns:

The index or null iff there is no index registered with that name for that timestamp.

See Also:

IGISTLocalManager.getIndexLocal(String, long)

isGroupCommit

boolean isGroupCommit()

Return true if the index manager supports group commit semantics.

See Also:

(NSS GROUP COMMIT)