Package org.infinispan.server.hotrod.tx

Class PrepareCoordinator

java.lang.Object

org.infinispan.server.hotrod.tx.PrepareCoordinator

public class PrepareCoordinator
extends java.lang.Object

A class that handles the prepare request from the Hot Rod clients.

Since:

9.4

Author:

Pedro Ruivo

Constructor Summary

Constructors

Constructor	Description
PrepareCoordinator(AdvancedCache<byte[],byte[]> cache, XidImpl xid, boolean recoverable, long transactionTimeout)

Method Summary

Modifier and Type	Method	Description
<K,V> AdvancedCache<K,V>	decorateCache(AdvancedCache<K,V> cache)	Decorates the cache with the transaction created.
TxState	getTxState()
boolean	isAlive(Address address)
int	onePhaseCommitRemoteTransaction(GlobalTransaction gtx, java.util.List<org.infinispan.commands.write.WriteCommand> modifications)	Commits a remote 1PC transaction that is already in MARK_COMMIT state
int	prepare(boolean onePhaseCommit)	Prepares the transaction.
int	rollback()	Rollbacks the transaction if an exception happens during the transaction execution.
void	rollbackRemoteTransaction(GlobalTransaction gtx)	Rollbacks a transaction that is remove in all the cluster members.
void	setRollbackOnly()	Marks the transaction as rollback-only.
boolean	startTransaction()	Starts a transaction.

Methods inherited from class java.lang.Object

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

Constructor Detail

PrepareCoordinator

public PrepareCoordinator(AdvancedCache<byte[],byte[]> cache,
                          XidImpl xid,
                          boolean recoverable,
                          long transactionTimeout)

Method Detail

getTxState

public final TxState getTxState()

Returns:

The current TxState associated to the transaction.

isAlive

public final boolean isAlive(Address address)

Returns:

true if the address is still in the cluster.

rollbackRemoteTransaction

public final void rollbackRemoteTransaction(GlobalTransaction gtx)

Rollbacks a transaction that is remove in all the cluster members.

startTransaction

public boolean startTransaction()

Starts a transaction.

Returns:

true if the transaction can be started, false otherwise.

rollback

public int rollback()

Rollbacks the transaction if an exception happens during the transaction execution.

setRollbackOnly

public void setRollbackOnly()

Marks the transaction as rollback-only.

prepare

public int prepare(boolean onePhaseCommit)

Prepares the transaction.

Parameters:

onePhaseCommit - true if one phase commit.

Returns:

the XAResource.XA_OK if successful prepared, otherwise one of the XAException error codes.

decorateCache

public <K,V> AdvancedCache<K,V> decorateCache(AdvancedCache<K,V> cache)

Decorates the cache with the transaction created.

onePhaseCommitRemoteTransaction

public int onePhaseCommitRemoteTransaction(GlobalTransaction gtx,
                                           java.util.List<org.infinispan.commands.write.WriteCommand> modifications)

Commits a remote 1PC transaction that is already in MARK_COMMIT state