org.neo4j.bolt.v1.runtime

Class MonitoredWorkerFactory

java.lang.Object

org.neo4j.bolt.v1.runtime.MonitoredWorkerFactory

All Implemented Interfaces:

WorkerFactory

public class MonitoredWorkerFactory
extends Object
implements WorkerFactory

Thin wrapper around WorkerFactory that adds monitoring capabilities, which means Bolt can be introspected at runtime by adding Monitor listeners. This adds no overhead if no listeners are registered.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static interface	MonitoredWorkerFactory.SessionMonitor For monitoring the Bolt protocol, implementing and registering this monitor allows tracking requests arriving via the Bolt protocol and the queuing and processing times of those requests.

Constructor Summary

Constructors

Constructor and Description
MonitoredWorkerFactory(org.neo4j.kernel.monitoring.Monitors monitors, WorkerFactory delegate, Clock clock)

Method Summary

Modifier and Type	Method and Description
BoltWorker	newWorker(BoltChannel boltChannel, BoltWorkerQueueMonitor queueMonitor)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.neo4j.bolt.v1.runtime.WorkerFactory

newWorker

Constructor Detail

MonitoredWorkerFactory

public MonitoredWorkerFactory(org.neo4j.kernel.monitoring.Monitors monitors,
                              WorkerFactory delegate,
                              Clock clock)

Method Detail

newWorker

public BoltWorker newWorker(BoltChannel boltChannel,
                            BoltWorkerQueueMonitor queueMonitor)

Specified by:

newWorker in interface WorkerFactory

Parameters:

boltChannel - channel over which Bolt messages can be exchanged

queueMonitor - object that will be notified of changes (enqueue, dequeue, drain) in worker job queue

Returns:

a new job queue