org.neo4j.causalclustering.core.replication

Class ProgressTrackerImpl

java.lang.Object

org.neo4j.causalclustering.core.replication.ProgressTrackerImpl

All Implemented Interfaces:

ProgressTracker

public class ProgressTrackerImpl
extends Object
implements ProgressTracker

Constructor Summary

Constructors

Constructor and Description
ProgressTrackerImpl(GlobalSession myGlobalSession)

Method Summary

Modifier and Type	Method and Description
void	abort(DistributedOperation operation) Called when an operation should be abnormally aborted and removed from the tracker.
int	inProgressCount() Returns a count of the current number of in-progress tracked operations.
Progress	start(DistributedOperation operation) Called to start tracking the progress of an operation.
void	trackReplication(DistributedOperation operation) Called when an operation has been replicated and is waiting for the operation to be locally applied.
void	trackResult(DistributedOperation operation, Result result) Called when an operation has been applied and a result is available.
void	triggerReplicationEvent() Called when a significant event related to replication has occurred (i.e.

Methods inherited from class java.lang.Object

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

Constructor Detail

ProgressTrackerImpl

public ProgressTrackerImpl(GlobalSession myGlobalSession)

Method Detail

start

public Progress start(DistributedOperation operation)

Description copied from interface: ProgressTracker

Called to start tracking the progress of an operation.

Specified by:

start in interface ProgressTracker

Parameters:

operation - The operation to track.

Returns:

A container for the progress.

trackReplication

public void trackReplication(DistributedOperation operation)

Description copied from interface: ProgressTracker

Called when an operation has been replicated and is waiting for the operation to be locally applied.

Specified by:

trackReplication in interface ProgressTracker

Parameters:

operation - The operation that has been replicated.

trackResult

public void trackResult(DistributedOperation operation,
                        Result result)

Description copied from interface: ProgressTracker

Called when an operation has been applied and a result is available.

Specified by:

trackResult in interface ProgressTracker

Parameters:

operation - The operation that has been applied.

result - The result of the operation.

abort

public void abort(DistributedOperation operation)

Description copied from interface: ProgressTracker

Called when an operation should be abnormally aborted and removed from the tracker.

Specified by:

abort in interface ProgressTracker

Parameters:

operation - The operation to be aborted.

triggerReplicationEvent

public void triggerReplicationEvent()

Description copied from interface: ProgressTracker

Called when a significant event related to replication has occurred (i.e. leader switch).

Specified by:

triggerReplicationEvent in interface ProgressTracker

inProgressCount

public int inProgressCount()

Description copied from interface: ProgressTracker

Returns a count of the current number of in-progress tracked operations.

Specified by:

inProgressCount in interface ProgressTracker

Returns:

A count of currently tracked operations..