com.github.kshashov.telegram.metrics

Class MetricsService

java.lang.Object

com.github.kshashov.telegram.metrics.MetricsService

public class MetricsService
extends Object

Manages application metrics using jmx.

Since:

0.22

Field Summary

Fields

Modifier and Type	Field and Description
static String	HANDLER_ERRORS
static String	HANDLER_EXECUTION_TIME
static String	HANDLER_SUCCESSES
static String	NO_HANDLERS_ERRORS
static String	UPDATE_ERRORS
static String	UPDATES_RECEIVED

Constructor Summary

Constructors

Constructor and Description
MetricsService(com.codahale.metrics.MetricRegistry metricRegistry)

Method Summary

Modifier and Type	Method and Description
com.codahale.metrics.Timer.Context	onMethodHandlerStarted(HandlerMethod method) Started times associated with method.
void	onNoHandlersFound() Updates NO_HANDLERS_ERRORS metric.
void	onUpdateError() Updates UPDATE_ERRORS metric.
void	onUpdateError(HandlerMethod method) Updates HANDLER_ERRORS metric.
void	onUpdatesReceived(int messages) Stores updates count into UPDATES_RECEIVED metric.
void	onUpdateSuccess(HandlerMethod method, com.codahale.metrics.Timer.Context timerContext) Updates HANDLER_SUCCESSES and HANDLER_EXECUTION_TIME metric.
void	registerHandlerMethod(HandlerMethod method) Creates handler related metrics.

Methods inherited from class java.lang.Object

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

Field Detail

UPDATES_RECEIVED

public static final String UPDATES_RECEIVED

See Also:

Constant Field Values

UPDATE_ERRORS

public static final String UPDATE_ERRORS

See Also:

Constant Field Values

NO_HANDLERS_ERRORS

public static final String NO_HANDLERS_ERRORS

See Also:

Constant Field Values

HANDLER_ERRORS

public static final String HANDLER_ERRORS

See Also:

Constant Field Values

HANDLER_SUCCESSES

public static final String HANDLER_SUCCESSES

See Also:

Constant Field Values

HANDLER_EXECUTION_TIME

public static final String HANDLER_EXECUTION_TIME

See Also:

Constant Field Values

Constructor Detail

MetricsService

public MetricsService(com.codahale.metrics.MetricRegistry metricRegistry)

Method Detail

onUpdatesReceived

public void onUpdatesReceived(int messages)

Stores updates count into UPDATES_RECEIVED metric.

Parameters:

messages - updates count

onNoHandlersFound

public void onNoHandlersFound()

Updates NO_HANDLERS_ERRORS metric.

onUpdateError

public void onUpdateError()

Updates UPDATE_ERRORS metric.

registerHandlerMethod

public void registerHandlerMethod(HandlerMethod method)

Creates handler related metrics.

Parameters:

method - handler method

onMethodHandlerStarted

public com.codahale.metrics.Timer.Context onMethodHandlerStarted(HandlerMethod method)

Started times associated with method.

Parameters:

method - handler method

Returns:

timer context that should be passed to onUpdateSuccess(com.github.kshashov.telegram.handler.processor.HandlerMethod, com.codahale.metrics.Timer.Context) when updated is processed

onUpdateError

public void onUpdateError(HandlerMethod method)

Updates HANDLER_ERRORS metric.

Parameters:

method - handler method

onUpdateSuccess

public void onUpdateSuccess(HandlerMethod method,
                            com.codahale.metrics.Timer.Context timerContext)

Updates HANDLER_SUCCESSES and HANDLER_EXECUTION_TIME metric.

Parameters:

method - handler method

timerContext - context created by onMethodHandlerStarted(com.github.kshashov.telegram.handler.processor.HandlerMethod)