org.apache.ignite.internal.processors.cache.distributed.dht

Class GridDhtTxLocalAdapter

java.lang.Object

org.apache.ignite.internal.util.lang.GridMetadataAwareAdapter

org.apache.ignite.internal.processors.cache.transactions.IgniteTxAdapter

org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter

org.apache.ignite.internal.processors.cache.distributed.dht.GridDhtTxLocalAdapter

All Implemented Interfaces:

Externalizable, Serializable, IgniteInternalTx, IgniteTxLocalEx

Direct Known Subclasses:

GridDhtTxLocal, GridNearTxLocal

public abstract class GridDhtTxLocalAdapter
extends IgniteTxLocalAdapter

Replicated user transaction.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter

IgniteTxLocalAdapter.PLC1<T>, IgniteTxLocalAdapter.PLC2<T>, IgniteTxLocalAdapter.PMC<T>, IgniteTxLocalAdapter.PostLockClosure1<T>, IgniteTxLocalAdapter.PostLockClosure2<T>, IgniteTxLocalAdapter.PostMissClosure<T>

Nested classes/interfaces inherited from class org.apache.ignite.internal.util.lang.GridMetadataAwareAdapter

GridMetadataAwareAdapter.EntryKey

Nested classes/interfaces inherited from interface org.apache.ignite.internal.processors.cache.transactions.IgniteInternalTx

IgniteInternalTx.FinalizationStatus

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<UUID,GridDistributedTxMapping>	dhtMap DHT mappings.
protected boolean	explicitLock
protected IgniteInternalFuture<Boolean>	lockFut Enlist or lock future what is currently in progress.
protected boolean	mapped Mapped flag.
protected Map<UUID,GridDistributedTxMapping>	nearMap Near mappings.
protected static IgniteInternalFuture<Boolean>	ROLLBACK_FUT Asynchronous rollback marker for lock futures.

Fields inherited from class org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter

COMMIT_ERR_UPD, commitErr, DONE_FLAG_UPD, doneFlag, implicitRes, minVer, syncMode, txState

Fields inherited from class org.apache.ignite.internal.processors.cache.transactions.IgniteTxAdapter

cctx, concurrency, consistentIdMapper, endVer, implicit, internal, invalidate, isDone, isolation, loc, log, needRetVal, nodeId, onePhaseCommit, startTime, startVer, storeEnabled, subjId, taskName, taskNameHash, threadId, timeout, topVer, txNodes, txSize, writeVer, xidVer

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	GridDhtTxLocalAdapter() Empty constructor required for Externalizable.
protected	GridDhtTxLocalAdapter(GridCacheSharedContext cctx, GridCacheVersion xidVer, boolean implicit, boolean implicitSingle, boolean sys, boolean explicitLock, byte plc, TransactionConcurrency concurrency, TransactionIsolation isolation, long timeout, boolean invalidate, boolean storeEnabled, boolean onePhaseCommit, int txSize, UUID subjId, int taskNameHash)

Method Summary

Modifier and Type	Method and Description
IgniteInternalFuture<Boolean>	addEntry(long msgId, IgniteTxEntry e)
void	addInvalidPartition(GridCacheContext ctx, int part)
protected abstract IgniteInternalFuture<Boolean>	addReader(long msgId, GridDhtCacheEntry cached, IgniteTxEntry entry, AffinityTopologyVersion topVer) Adds reader to cached entry.
protected IgniteInternalFuture<GridNearTxPrepareResponse>	chainOnePhasePrepare(GridDhtTxPrepareFuture prepFut)
void	clearLockFuture(IgniteInternalFuture cond) Clears lock future.
protected abstract void	clearPrepareFuture(GridDhtTxPrepareFuture fut) Removes previously created prepare future from atomic reference.
boolean	commitOnPrepare()
boolean	explicitLock()
void	explicitLock(boolean explicitLock)
<T> GridFutureAdapter<T>	finishFuture(GridFutureAdapter<T> f, Throwable err, boolean clearLockFut)
boolean	localFinish(boolean commit, boolean clearThreadMap) Finishes transaction (either commit or rollback).
protected void	mapExplicitLocks() Map explicit locks.
protected abstract IgniteUuid	nearFutureId()
protected abstract UUID	nearNodeId()
void	nearOnOriginatingNode(boolean hasNear) Sets flag that indicates that originating node has a near cache that participates in this transaction.
boolean	needsCompletedVersions()
void	pendingVersions(Collection<GridCacheVersion> pendingVers)
boolean	removeMapping(UUID nodeId)
protected abstract void	sendFinishReply(Throwable err)
String	toString()
IgniteInternalFuture<?>	tryRollbackAsync() Prepare async rollback.
boolean	updateLockFuture(IgniteInternalFuture<?> oldFut, IgniteInternalFuture<?> newFut) Atomically updates lock future.

Methods inherited from class org.apache.ignite.internal.processors.cache.transactions.IgniteTxLocalAdapter

accessPolicy, accessPolicy, activeCachesDeploymentEnabled, activeCachesDeploymentEnabled, addActiveCache, addEntry, addInvokeResult, allEntries, alternateVersions, checkValid, checkValid, commitAfterLock, commitError, commitError, committedVersions, completedBase, completedVersions, empty, entry, entryEx, entryEx, entryExpireTime, entryTtl, eventNodeId, hasInterceptor, hasWriteKey, implicitSingleResult, init, initResult, isStarted, masterNodeIds, minVersion, onOwnerChanged, originatingNodeId, peek, postLockWrite, readEntries, readMap, readSet, rolledbackVersions, seal, sendTransformedValues, syncMode, syncMode, tmFinish, txState, updateExplicitVersion, userCommit, userPrepare, userRollback, writeEntries, writeMap, writeSet

Methods inherited from class org.apache.ignite.internal.processors.cache.transactions.IgniteTxAdapter

applyTransformClosures, batchStoreCommit, checkInternal, colocated, commitVersion, commitVersion, concurrency, conflictResolve, context, currentPrepareFuture, dht, done, endVersion, equals, errorWhenCommitting, evictNearEntry, finalizationStatus, finishFuture, hashCode, implicit, implicitSingle, internal, invalidate, invalidPartitions, ioPolicy, isInvalidate, isNearLocallyMapped, isolation, isRollbackOnly, isSystemInvalidate, isWriteToStoreFromDhtValid, local, localResult, log, markFinalizing, near, nearXidVersion, needReturnValue, needReturnValue, nodeId, onePhaseCommit, onePhaseCommit, optimistic, optimisticLockEntries, otherNodeId, ownedVersion, ownsLock, ownsLockUnsafe, pessimistic, readCommitted, readExternal, readResolve, remainingTime, remote, repeatableRead, resolveTaskName, rollbackException, serializable, sessionEnd, setRollbackOnly, size, startTime, state, state, state, storeEnabled, storeEnabled, storeWriteThrough, subjectId, system, systemInvalidate, taskNameHash, threadId, timedOut, timeout, timeout, timeoutException, topologyVersion, topologyVersion, topologyVersionSnapshot, transactionNodes, transactionNodes, uncommit, updateNearCache, user, writeExternal, writeVersion, writeVersion, xid, xidVersion

Methods inherited from class org.apache.ignite.internal.util.lang.GridMetadataAwareAdapter

addMeta, addMetaIfAbsent, addMetaIfAbsent, allMeta, clone, copyMeta, copyMeta, hasMeta, hasMeta, meta, putMetaIfAbsent, readExternalMeta, removeAllMeta, removeMeta, removeMeta, replaceMeta, writeExternalMeta

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface org.apache.ignite.internal.processors.cache.transactions.IgniteInternalTx

addMeta, colocated, commitAsync, commitVersion, commitVersion, concurrency, currentPrepareFuture, dht, done, endVersion, errorWhenCommitting, finishFuture, implicit, implicitSingle, internal, invalidate, invalidPartitions, ioPolicy, isInvalidate, isolation, isRollbackOnly, isSystemInvalidate, local, localResult, markFinalizing, meta, near, nearXidVersion, nodeId, onePhaseCommit, optimistic, optimisticLockEntries, otherNodeId, ownedVersion, ownsLock, ownsLockUnsafe, pessimistic, readCommitted, remainingTime, removeMeta, repeatableRead, rollbackAsync, salvageTx, serializable, setRollbackOnly, size, startTime, state, state, storeEnabled, storeWriteThrough, subjectId, system, systemInvalidate, taskNameHash, threadId, timedOut, timeout, timeout, topologyVersion, topologyVersion, topologyVersionSnapshot, transactionNodes, user, writeVersion, writeVersion, xid, xidVersion

Field Detail

ROLLBACK_FUT

protected static final IgniteInternalFuture<Boolean> ROLLBACK_FUT

Asynchronous rollback marker for lock futures.

nearMap

protected Map<UUID,GridDistributedTxMapping> nearMap

Near mappings.

dhtMap

protected Map<UUID,GridDistributedTxMapping> dhtMap

DHT mappings.

mapped

protected volatile boolean mapped

Mapped flag.

explicitLock

protected boolean explicitLock

lockFut

@GridToStringExclude
protected volatile IgniteInternalFuture<Boolean> lockFut

Enlist or lock future what is currently in progress.

Constructor Detail

GridDhtTxLocalAdapter

protected GridDhtTxLocalAdapter()

Empty constructor required for Externalizable.

GridDhtTxLocalAdapter

protected GridDhtTxLocalAdapter(GridCacheSharedContext cctx,
                                GridCacheVersion xidVer,
                                boolean implicit,
                                boolean implicitSingle,
                                boolean sys,
                                boolean explicitLock,
                                byte plc,
                                TransactionConcurrency concurrency,
                                TransactionIsolation isolation,
                                long timeout,
                                boolean invalidate,
                                boolean storeEnabled,
                                boolean onePhaseCommit,
                                int txSize,
                                @Nullable
                                UUID subjId,
                                int taskNameHash)

Parameters:

xidVer - Transaction version.

implicit - Implicit flag.

implicitSingle - Implicit-with-single-key flag.

cctx - Cache context.

sys - System flag.

concurrency - Concurrency.

isolation - Isolation.

timeout - Timeout.

txSize - Expected transaction size.

Method Detail

nearOnOriginatingNode

public void nearOnOriginatingNode(boolean hasNear)

Sets flag that indicates that originating node has a near cache that participates in this transaction.

Parameters:

hasNear - Has near cache flag.

explicitLock

public boolean explicitLock()

Returns:

True if explicit lock transaction.

explicitLock

public void explicitLock(boolean explicitLock)

Parameters:

explicitLock - Explicit lock flag.

nearNodeId

protected abstract UUID nearNodeId()

Returns:

Near node id.

nearFutureId

protected abstract IgniteUuid nearFutureId()

Returns:

Near future ID.

addReader

@Nullable
protected abstract IgniteInternalFuture<Boolean> addReader(long msgId,
                                                                     GridDhtCacheEntry cached,
                                                                     IgniteTxEntry entry,
                                                                     AffinityTopologyVersion topVer)

Adds reader to cached entry.

Parameters:

msgId - Message ID.

cached - Cached entry.

entry - Transaction entry.

topVer - Topology version.

Returns:

True if reader was added as a result of this call.

sendFinishReply

protected abstract void sendFinishReply(@Nullable
                                        Throwable err)

Parameters:

err - Error, if any.

needsCompletedVersions

public boolean needsCompletedVersions()

Specified by:

needsCompletedVersions in interface IgniteInternalTx

Overrides:

needsCompletedVersions in class IgniteTxAdapter

Returns:

True if transaction needs completed versions for processing.

pendingVersions

public void pendingVersions(Collection<GridCacheVersion> pendingVers)

Parameters:

pendingVers - Versions for all pending locks that were in queue before tx locsk were released.

mapExplicitLocks

protected void mapExplicitLocks()

Map explicit locks.

removeMapping

public boolean removeMapping(UUID nodeId)

Parameters:

nodeId - Node ID.

Returns:

True if mapping was removed.

addInvalidPartition

public void addInvalidPartition(GridCacheContext ctx,
                                int part)

Specified by:

addInvalidPartition in interface IgniteInternalTx

Overrides:

addInvalidPartition in class IgniteTxAdapter

Parameters:

ctx - Cache context.

part - Invalid partition.

addEntry

@Nullable
public IgniteInternalFuture<Boolean> addEntry(long msgId,
                                                        IgniteTxEntry e)
                                                 throws IgniteCheckedException

Parameters:

msgId - Message ID.

e - Entry to add.

Returns:

Future for active transactions for the time when reader was added.

Throws:

IgniteCheckedException - If failed.

localFinish

public boolean localFinish(boolean commit,
                           boolean clearThreadMap)
                    throws IgniteCheckedException

Finishes transaction (either commit or rollback).

Parameters:

commit - True if commit, false if rollback.

clearThreadMap - If true removes GridNearTxLocal from thread map.

Returns:

True if state has been changed.

Throws:

IgniteCheckedException - If finish failed.

clearPrepareFuture

protected abstract void clearPrepareFuture(GridDhtTxPrepareFuture fut)

Removes previously created prepare future from atomic reference.

Parameters:

fut - Expected future.

commitOnPrepare

public final boolean commitOnPrepare()

Returns:

True if transaction is finished on prepare step.

updateLockFuture

public boolean updateLockFuture(IgniteInternalFuture<?> oldFut,
                                IgniteInternalFuture<?> newFut)

Atomically updates lock future.

Parameters:

oldFut - Old future.

newFut - New future.

Returns:

true If future was changed.

clearLockFuture

public void clearLockFuture(@Nullable
                            IgniteInternalFuture cond)

Clears lock future.

Parameters:

cond - Clear lock condition.

finishFuture

public <T> GridFutureAdapter<T> finishFuture(GridFutureAdapter<T> f,
                                             Throwable err,
                                             boolean clearLockFut)

Parameters:

f - Future to finish.

err - Error.

clearLockFut - True if need to clear lock future.

Returns:

Finished future.

tryRollbackAsync

@Nullable
public IgniteInternalFuture<?> tryRollbackAsync()

Prepare async rollback.

Returns:

Current lock future or null if it's safe to roll back.

chainOnePhasePrepare

protected final IgniteInternalFuture<GridNearTxPrepareResponse> chainOnePhasePrepare(GridDhtTxPrepareFuture prepFut)

Parameters:

prepFut - Prepare future.

Returns:

If transaction if finished on prepare step returns future which is completed after transaction finish.

toString

public String toString()

Overrides:

toString in class IgniteTxLocalAdapter