org.infinispan.interceptors
Class TxInterceptor

java.lang.Object
  org.infinispan.commands.AbstractVisitor
      org.infinispan.interceptors.base.CommandInterceptor
          org.infinispan.interceptors.TxInterceptor

All Implemented Interfaces:

Visitor

Direct Known Subclasses:

DistTxInterceptor

public class TxInterceptor
extends CommandInterceptor

Interceptor in charge with handling transaction related operations, e.g enlisting cache as an transaction participant, propagating remotely initiated changes.

Since:

4.0

Author:

Manik Surtani (manik@jboss.org), Mircea.Markus@jboss.com

See Also:

TransactionXaAdapter

Field Summary

Fields inherited from class org.infinispan.interceptors.base.CommandInterceptor

configuration, log, trace

Constructor Summary

TxInterceptor()

Method Summary

TransactionXaAdapter	enlist(InvocationContext ctx)
protected VisitableCommand	getCommandToReplay(VisitableCommand modification) Designed to be overridden.
long	getCommits()
long	getPrepares()
long	getRollbacks()
void	init(TransactionManager tm, TransactionTable txTable, TransactionLog transactionLog, Configuration c)
boolean	isStatisticsEnabled()
void	resetStatistics()
void	setStatisticsEnabled(boolean enabled)
Object	visitClearCommand(InvocationContext ctx, ClearCommand command)
Object	visitCommitCommand(TxInvocationContext ctx, CommitCommand command)
Object	visitGetKeyValueCommand(InvocationContext ctx, GetKeyValueCommand command)
Object	visitInvalidateCommand(InvocationContext ctx, InvalidateCommand invalidateCommand)
Object	visitLockControlCommand(TxInvocationContext ctx, LockControlCommand command)
Object	visitPrepareCommand(TxInvocationContext ctx, PrepareCommand command)
Object	visitPutKeyValueCommand(InvocationContext ctx, PutKeyValueCommand command)
Object	visitPutMapCommand(InvocationContext ctx, PutMapCommand command)
Object	visitRemoveCommand(InvocationContext ctx, RemoveCommand command)
Object	visitReplaceCommand(InvocationContext ctx, ReplaceCommand command)
Object	visitRollbackCommand(TxInvocationContext ctx, RollbackCommand command)

Methods inherited from class org.infinispan.interceptors.base.CommandInterceptor

getNext, handleDefault, hasNext, invokeNextInterceptor, setNext

Methods inherited from class org.infinispan.commands.AbstractVisitor

visitCollection, visitEntrySetCommand, visitEvictCommand, visitKeySetCommand, visitSizeCommand, visitValuesCommand

Methods inherited from class java.lang.Object

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

Constructor Detail

TxInterceptor

public TxInterceptor()

Method Detail

init

public void init(TransactionManager tm,
                 TransactionTable txTable,
                 TransactionLog transactionLog,
                 Configuration c)

visitPrepareCommand

public Object visitPrepareCommand(TxInvocationContext ctx,
                                  PrepareCommand command)
                           throws Throwable

Specified by:

visitPrepareCommand in interface Visitor

Overrides:

visitPrepareCommand in class AbstractVisitor

Throws:

Throwable

visitCommitCommand

public Object visitCommitCommand(TxInvocationContext ctx,
                                 CommitCommand command)
                          throws Throwable

Specified by:

visitCommitCommand in interface Visitor

Overrides:

visitCommitCommand in class AbstractVisitor

Throws:

Throwable

visitRollbackCommand

public Object visitRollbackCommand(TxInvocationContext ctx,
                                   RollbackCommand command)
                            throws Throwable

Specified by:

visitRollbackCommand in interface Visitor

Overrides:

visitRollbackCommand in class AbstractVisitor

Throws:

Throwable

visitLockControlCommand

public Object visitLockControlCommand(TxInvocationContext ctx,
                                      LockControlCommand command)
                               throws Throwable

Specified by:

visitLockControlCommand in interface Visitor

Overrides:

visitLockControlCommand in class AbstractVisitor

Throws:

Throwable

visitPutKeyValueCommand

public Object visitPutKeyValueCommand(InvocationContext ctx,
                                      PutKeyValueCommand command)
                               throws Throwable

Specified by:

visitPutKeyValueCommand in interface Visitor

Overrides:

visitPutKeyValueCommand in class AbstractVisitor

Throws:

Throwable

visitRemoveCommand

public Object visitRemoveCommand(InvocationContext ctx,
                                 RemoveCommand command)
                          throws Throwable

Specified by:

visitRemoveCommand in interface Visitor

Overrides:

visitRemoveCommand in class AbstractVisitor

Throws:

Throwable

visitReplaceCommand

public Object visitReplaceCommand(InvocationContext ctx,
                                  ReplaceCommand command)
                           throws Throwable

Specified by:

visitReplaceCommand in interface Visitor

Overrides:

visitReplaceCommand in class AbstractVisitor

Throws:

Throwable

visitClearCommand

public Object visitClearCommand(InvocationContext ctx,
                                ClearCommand command)
                         throws Throwable

Specified by:

visitClearCommand in interface Visitor

Overrides:

visitClearCommand in class AbstractVisitor

Throws:

Throwable

visitPutMapCommand

public Object visitPutMapCommand(InvocationContext ctx,
                                 PutMapCommand command)
                          throws Throwable

Specified by:

visitPutMapCommand in interface Visitor

Overrides:

visitPutMapCommand in class AbstractVisitor

Throws:

Throwable

visitInvalidateCommand

public Object visitInvalidateCommand(InvocationContext ctx,
                                     InvalidateCommand invalidateCommand)
                              throws Throwable

Specified by:

visitInvalidateCommand in interface Visitor

Overrides:

visitInvalidateCommand in class AbstractVisitor

Throws:

Throwable

visitGetKeyValueCommand

public Object visitGetKeyValueCommand(InvocationContext ctx,
                                      GetKeyValueCommand command)
                               throws Throwable

Specified by:

visitGetKeyValueCommand in interface Visitor

Overrides:

visitGetKeyValueCommand in class AbstractVisitor

Throws:

Throwable

enlist

public TransactionXaAdapter enlist(InvocationContext ctx)
                            throws SystemException,
                                   RollbackException

Throws:

SystemException

RollbackException

resetStatistics

public void resetStatistics()

setStatisticsEnabled

public void setStatisticsEnabled(boolean enabled)

isStatisticsEnabled

public boolean isStatisticsEnabled()

getPrepares

public long getPrepares()

getCommits

public long getCommits()

getRollbacks

public long getRollbacks()

getCommandToReplay

protected VisitableCommand getCommandToReplay(VisitableCommand modification)

Designed to be overridden. Returns a VisitableCommand fit for replaying locally, based on the modification passed in. If a null value is returned, this means that the command should not be replayed.

Parameters:

modification - modification in a prepare call

Returns:

a VisitableCommand representing this modification, fit for replaying, or null if the command should not be replayed.