org.jboss.cache.buddyreplication
Class Fqn2BuddyFqnVisitor

java.lang.Object
  org.jboss.cache.commands.AbstractVisitor
      org.jboss.cache.buddyreplication.Fqn2BuddyFqnVisitor

All Implemented Interfaces:

Visitor

public class Fqn2BuddyFqnVisitor
extends AbstractVisitor

For each command the fqns are changed such that they are under the current buddy group's backup subtree (e.g., /_buddy_backup_/my_host:7890/) rather than the root (/).

Since:

2.2

Author:

Mircea.Markus@jboss.com

Constructor Summary

Fqn2BuddyFqnVisitor(java.lang.String buddyGroupName)

Fqn2BuddyFqnVisitor(java.lang.String buddyGroupName, CommandsFactory cf)

Method Summary

Fqn	getBackupFqn(Fqn originalFqn) Assumes the backup Fqn if the current instance is the data owner.
void	setBuddyFqnTransformer(BuddyFqnTransformer buddyFqnTransformer)
java.util.List<WriteCommand>	transformBatch(java.util.List<WriteCommand> toTransform)
java.lang.Object	visitClearDataCommand(InvocationContext ctx, ClearDataCommand command) Visits a RemoveDataCommand.
java.lang.Object	visitCommitCommand(InvocationContext ctx, CommitCommand commitCommand) Visits a CommitCommand.
java.lang.Object	visitCreateNodeCommand(InvocationContext ctx, CreateNodeCommand command) Visits a CreateNodeCommand.
java.lang.Object	visitEvictFqnCommand(InvocationContext ctx, EvictCommand command) Visits a EvictCommand.
java.lang.Object	visitExistsNodeCommand(InvocationContext ctx, ExistsCommand command) Visits a RemoteExistsCommand.
java.lang.Object	visitGetDataMapCommand(InvocationContext ctx, GetDataMapCommand command) Visits a GetDataMapCommand.
java.lang.Object	visitGetChildrenNamesCommand(InvocationContext ctx, GetChildrenNamesCommand command) Visits a GetChildrenNamesCommand.
java.lang.Object	visitGetKeysCommand(InvocationContext ctx, GetKeysCommand command) Visits a GetKeysCommand.
java.lang.Object	visitGetKeyValueCommand(InvocationContext ctx, GetKeyValueCommand command) Visits a GetKeyValueCommand.
java.lang.Object	visitGetNodeCommand(InvocationContext ctx, GetNodeCommand command) Visits a GetNodeCommand.
java.lang.Object	visitGravitateDataCommand(InvocationContext ctx, GravitateDataCommand command) Visits a GravitateDataCommand.
java.lang.Object	visitInvalidateCommand(InvocationContext ctx, InvalidateCommand command) Visits a InvalidateCommand.
java.lang.Object	visitMoveCommand(InvocationContext ctx, MoveCommand command) Visits a MoveCommand.
java.lang.Object	visitOptimisticPrepareCommand(InvocationContext ctx, OptimisticPrepareCommand command) Visits a OptimisticPrepareCommand.
java.lang.Object	visitPrepareCommand(InvocationContext ctx, PrepareCommand command) Visits a PrepareCommand.
java.lang.Object	visitPutDataMapCommand(InvocationContext ctx, PutDataMapCommand command) Visits a PutDataMapCommand.
java.lang.Object	visitPutForExternalReadCommand(InvocationContext ctx, PutForExternalReadCommand command) Visits a PutForExternalReadCommand.
java.lang.Object	visitPutKeyValueCommand(InvocationContext ctx, PutKeyValueCommand command) Visits a PutKeyValueCommand.
java.lang.Object	visitRemoveKeyCommand(InvocationContext ctx, RemoveKeyCommand command) Visits a RemoveKeyCommand.
java.lang.Object	visitRemoveNodeCommand(InvocationContext ctx, RemoveNodeCommand command) Visits a RemoveNodeCommand.
java.lang.Object	visitRollbackCommand(InvocationContext ctx, RollbackCommand command) Visits a RollbackCommand.

Methods inherited from class org.jboss.cache.commands.AbstractVisitor

handleDefault, visitCollection

Methods inherited from class java.lang.Object

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

Constructor Detail

Fqn2BuddyFqnVisitor

public Fqn2BuddyFqnVisitor(java.lang.String buddyGroupName)

Fqn2BuddyFqnVisitor

public Fqn2BuddyFqnVisitor(java.lang.String buddyGroupName,
                           CommandsFactory cf)

Method Detail

visitCommitCommand

public java.lang.Object visitCommitCommand(InvocationContext ctx,
                                           CommitCommand commitCommand)
                                    throws java.lang.Throwable

Description copied from interface: Visitor

Visits a CommitCommand.

Specified by:

visitCommitCommand in interface Visitor

Overrides:

visitCommitCommand in class AbstractVisitor

Parameters:

ctx - invocation context

commitCommand - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitPutDataMapCommand

public java.lang.Object visitPutDataMapCommand(InvocationContext ctx,
                                               PutDataMapCommand command)
                                        throws java.lang.Throwable

Description copied from interface: Visitor

Visits a PutDataMapCommand.

Specified by:

visitPutDataMapCommand in interface Visitor

Overrides:

visitPutDataMapCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitPutKeyValueCommand

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

Description copied from interface: Visitor

Visits a PutKeyValueCommand.

Specified by:

visitPutKeyValueCommand in interface Visitor

Overrides:

visitPutKeyValueCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitPutForExternalReadCommand

public java.lang.Object visitPutForExternalReadCommand(InvocationContext ctx,
                                                       PutForExternalReadCommand command)
                                                throws java.lang.Throwable

Description copied from interface: Visitor

Visits a PutForExternalReadCommand.

Specified by:

visitPutForExternalReadCommand in interface Visitor

Overrides:

visitPutForExternalReadCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitRemoveNodeCommand

public java.lang.Object visitRemoveNodeCommand(InvocationContext ctx,
                                               RemoveNodeCommand command)
                                        throws java.lang.Throwable

Description copied from interface: Visitor

Visits a RemoveNodeCommand.

Specified by:

visitRemoveNodeCommand in interface Visitor

Overrides:

visitRemoveNodeCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitClearDataCommand

public java.lang.Object visitClearDataCommand(InvocationContext ctx,
                                              ClearDataCommand command)
                                       throws java.lang.Throwable

Description copied from interface: Visitor

Visits a RemoveDataCommand.

Specified by:

visitClearDataCommand in interface Visitor

Overrides:

visitClearDataCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitEvictFqnCommand

public java.lang.Object visitEvictFqnCommand(InvocationContext ctx,
                                             EvictCommand command)
                                      throws java.lang.Throwable

Description copied from interface: Visitor

Visits a EvictCommand.

Specified by:

visitEvictFqnCommand in interface Visitor

Overrides:

visitEvictFqnCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitInvalidateCommand

public java.lang.Object visitInvalidateCommand(InvocationContext ctx,
                                               InvalidateCommand command)
                                        throws java.lang.Throwable

Description copied from interface: Visitor

Visits a InvalidateCommand.

Specified by:

visitInvalidateCommand in interface Visitor

Overrides:

visitInvalidateCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitRemoveKeyCommand

public java.lang.Object visitRemoveKeyCommand(InvocationContext ctx,
                                              RemoveKeyCommand command)
                                       throws java.lang.Throwable

Description copied from interface: Visitor

Visits a RemoveKeyCommand.

Specified by:

visitRemoveKeyCommand in interface Visitor

Overrides:

visitRemoveKeyCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitGetDataMapCommand

public java.lang.Object visitGetDataMapCommand(InvocationContext ctx,
                                               GetDataMapCommand command)
                                        throws java.lang.Throwable

Description copied from interface: Visitor

Visits a GetDataMapCommand.

Specified by:

visitGetDataMapCommand in interface Visitor

Overrides:

visitGetDataMapCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitExistsNodeCommand

public java.lang.Object visitExistsNodeCommand(InvocationContext ctx,
                                               ExistsCommand command)
                                        throws java.lang.Throwable

Description copied from interface: Visitor

Visits a RemoteExistsCommand.

Specified by:

visitExistsNodeCommand in interface Visitor

Overrides:

visitExistsNodeCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitGetKeyValueCommand

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

Description copied from interface: Visitor

Visits a GetKeyValueCommand.

Specified by:

visitGetKeyValueCommand in interface Visitor

Overrides:

visitGetKeyValueCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitGetNodeCommand

public java.lang.Object visitGetNodeCommand(InvocationContext ctx,
                                            GetNodeCommand command)
                                     throws java.lang.Throwable

Description copied from interface: Visitor

Visits a GetNodeCommand.

Specified by:

visitGetNodeCommand in interface Visitor

Overrides:

visitGetNodeCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitGetKeysCommand

public java.lang.Object visitGetKeysCommand(InvocationContext ctx,
                                            GetKeysCommand command)
                                     throws java.lang.Throwable

Description copied from interface: Visitor

Visits a GetKeysCommand.

Specified by:

visitGetKeysCommand in interface Visitor

Overrides:

visitGetKeysCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitGetChildrenNamesCommand

public java.lang.Object visitGetChildrenNamesCommand(InvocationContext ctx,
                                                     GetChildrenNamesCommand command)
                                              throws java.lang.Throwable

Description copied from interface: Visitor

Visits a GetChildrenNamesCommand.

Specified by:

visitGetChildrenNamesCommand in interface Visitor

Overrides:

visitGetChildrenNamesCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitMoveCommand

public java.lang.Object visitMoveCommand(InvocationContext ctx,
                                         MoveCommand command)
                                  throws java.lang.Throwable

Description copied from interface: Visitor

Visits a MoveCommand.

Specified by:

visitMoveCommand in interface Visitor

Overrides:

visitMoveCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitGravitateDataCommand

public java.lang.Object visitGravitateDataCommand(InvocationContext ctx,
                                                  GravitateDataCommand command)
                                           throws java.lang.Throwable

Description copied from interface: Visitor

Visits a GravitateDataCommand.

Specified by:

visitGravitateDataCommand in interface Visitor

Overrides:

visitGravitateDataCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitPrepareCommand

public java.lang.Object visitPrepareCommand(InvocationContext ctx,
                                            PrepareCommand command)
                                     throws java.lang.Throwable

Description copied from interface: Visitor

Visits a PrepareCommand.

Specified by:

visitPrepareCommand in interface Visitor

Overrides:

visitPrepareCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitRollbackCommand

public java.lang.Object visitRollbackCommand(InvocationContext ctx,
                                             RollbackCommand command)
                                      throws java.lang.Throwable

Description copied from interface: Visitor

Visits a RollbackCommand.

Specified by:

visitRollbackCommand in interface Visitor

Overrides:

visitRollbackCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitOptimisticPrepareCommand

public java.lang.Object visitOptimisticPrepareCommand(InvocationContext ctx,
                                                      OptimisticPrepareCommand command)
                                               throws java.lang.Throwable

Description copied from interface: Visitor

Visits a OptimisticPrepareCommand.

Specified by:

visitOptimisticPrepareCommand in interface Visitor

Overrides:

visitOptimisticPrepareCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

visitCreateNodeCommand

public java.lang.Object visitCreateNodeCommand(InvocationContext ctx,
                                               CreateNodeCommand command)
                                        throws java.lang.Throwable

Description copied from interface: Visitor

Visits a CreateNodeCommand.

Specified by:

visitCreateNodeCommand in interface Visitor

Overrides:

visitCreateNodeCommand in class AbstractVisitor

Parameters:

ctx - invocation context

command - command to visit

Returns:

response from the visit

Throws:

java.lang.Throwable - in the event of problems.

transformBatch

public java.util.List<WriteCommand> transformBatch(java.util.List<WriteCommand> toTransform)
                                            throws java.lang.Throwable

Throws:

java.lang.Throwable

getBackupFqn

public Fqn getBackupFqn(Fqn originalFqn)

Assumes the backup Fqn if the current instance is the data owner.

setBuddyFqnTransformer

public void setBuddyFqnTransformer(BuddyFqnTransformer buddyFqnTransformer)