com.hotels.styx.server

Class RequestStatsCollector

java.lang.Object

com.hotels.styx.server.RequestStatsCollector

All Implemented Interfaces:

RequestProgressListener

public class RequestStatsCollector
extends Object
implements RequestProgressListener

An implementation of request event sink that maintains Styx request statistics.

Field Summary

Fields inherited from interface com.hotels.styx.server.RequestProgressListener

IGNORE_REQUEST_PROGRESS

Constructor Summary

Constructors

Constructor and Description
RequestStatsCollector(MetricRegistry metrics) Constructs a collector with a MetricRegistry to report stastistics to.

Method Summary

Modifier and Type	Method and Description
void	onComplete(Object requestId, int responseStatus) To be called when a request completes successfully.
void	onRequest(Object requestId) To be called when a request begins.
void	onTerminate(Object requestId) To be called when a request is terminated after being unable to complete successfully.

Methods inherited from class java.lang.Object

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

Constructor Detail

RequestStatsCollector

public RequestStatsCollector(MetricRegistry metrics)

Constructs a collector with a MetricRegistry to report stastistics to.

Parameters:

metrics - a registry to report to

Method Detail

onRequest

public void onRequest(Object requestId)

Description copied from interface: RequestProgressListener

To be called when a request begins.

Specified by:

onRequest in interface RequestProgressListener

Parameters:

requestId - a unique ID to identify the request

onComplete

public void onComplete(Object requestId,
                       int responseStatus)

Description copied from interface: RequestProgressListener

To be called when a request completes successfully. If onComplete or onTerminate has already been called. This method should do nothing.

Specified by:

onComplete in interface RequestProgressListener

Parameters:

requestId - a unique ID to identify the request

responseStatus - the status code of the response

onTerminate

public void onTerminate(Object requestId)

Description copied from interface: RequestProgressListener

To be called when a request is terminated after being unable to complete successfully. If onComplete or onTerminate has already been called. This method should do nothing.

Specified by:

onTerminate in interface RequestProgressListener

Parameters:

requestId - a unique ID to identify the request