org.apache.derby.impl.store.raw.xact

Class ConcurrentXactFactory

java.lang.Object

org.apache.derby.impl.store.raw.xact.XactFactory

org.apache.derby.impl.store.raw.xact.ConcurrentXactFactory

All Implemented Interfaces:

ModuleControl, ModuleSupportable, Corruptable, TransactionFactory

public class ConcurrentXactFactory
extends XactFactory

A TransactionFactory similar to XactFactory, only that it provides overrides that give access to classes in the java.util.concurrent package, if supported by the runtime environment. This class is used instead of XactFactory on Java 1.5 and higher.

Field Summary

Fields inherited from class org.apache.derby.impl.store.raw.xact.XactFactory

contextFactory, dataFactory, dataValueFactory, INTERNAL_CONTEXT_ID, lockFactory, logFactory, NESTED_READONLY_USER_CONTEXT_ID, NESTED_UPDATE_USER_CONTEXT_ID, NTT_CONTEXT_ID, rawStoreDaemon, rawStoreFactory, ttab, USER_CONTEXT_ID

Fields inherited from interface org.apache.derby.iapi.store.raw.xact.TransactionFactory

MODULE

Constructor Summary

Constructors

Constructor and Description
ConcurrentXactFactory()

Method Summary

Methods

Modifier and Type	Method and Description
(package private) TransactionMapFactory	createMapFactory() Create a TransactionMapFactory instance.

Methods inherited from class org.apache.derby.impl.store.raw.xact.XactFactory

add, addUpdateTransaction, blockBackup, blockBackupBlockingOperations, boot, canSupport, createFinished, findTransaction, findUserTransaction, firstUpdateInstant, getLockFactory, getLockingPolicy, getMapFactory, getTransactionInfo, getTransactionTable, getXAResourceManager, handlePreparedXacts, hasPreparedXact, inDatabaseCreation, makeNewUUID, markCorrupt, noActiveUpdateTransaction, prepareTransaction, pushTransactionContext, remove, removeUpdateTransaction, resetTranId, rollbackAllTransactions, setNewTransactionId, setRawStoreFactory, startGlobalTransaction, startInternalTransaction, startNestedReadOnlyUserTransaction, startNestedTopTransaction, startNestedUpdateUserTransaction, startTransaction, stop, submitPostCommitWork, unblockBackup, unblockBackupBlockingOperations, useTransactionTable

Methods inherited from class java.lang.Object

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

Constructor Detail

ConcurrentXactFactory

public ConcurrentXactFactory()

Method Detail

createMapFactory

TransactionMapFactory createMapFactory()

Description copied from class: XactFactory

Create a TransactionMapFactory instance. This method can be overridden by sub-classes in order to provide a factory that produces maps that give higher concurrency, if supported by the platform.

Overrides:

createMapFactory in class XactFactory

Returns:

a TransactionMapFactory suitable for this platform