Package com.jms.socialmedia.handlers

Class MetricsRequestHandler

java.lang.Object

com.jms.socialmedia.handlers.RequestHandler

com.jms.socialmedia.handlers.MetricsRequestHandler

public class MetricsRequestHandler
extends RequestHandler

Field Summary

Fields inherited from class com.jms.socialmedia.handlers.RequestHandler

dataService, tokenService

Constructor Summary

Constructors

Constructor	Description
MetricsRequestHandler(DataService dataService, TokenService tokenService, com.codahale.metrics.MetricRegistry metricRegistry)

Method Summary

Modifier and Type	Method	Description
com.codahale.metrics.Counter	handleGetCounter(spark.Request request, spark.Response response)	GET /metrics/counter/:counter
Map<String,?>	handleGetCounters(spark.Request request, spark.Response response)	GET /metrics/counters
com.codahale.metrics.Gauge<?>	handleGetGauge(spark.Request request, spark.Response response)	GET /metrics/gauge/:gauge
Map<String,?>	handleGetGauges(spark.Request request, spark.Response response)	GET /metrics/gauges
Map<String,?>	handleGetJvmGauges(spark.Request request, spark.Response response)	GET /metrics/jvm
com.codahale.metrics.MetricRegistry	handleGetMetrics(spark.Request request, spark.Response response)	GET /metrics
com.codahale.metrics.Timer	handleGetTimer(spark.Request request, spark.Response response)	GET /metrics/timer/:timer
long	handleGetTimerCount(spark.Request request, spark.Response response)	GET /metrics/timer/:timer/count
Map<String,com.codahale.metrics.Timer>	handleGetTimers(spark.Request request, spark.Response response)	GET /metrics/timers

Methods inherited from class com.jms.socialmedia.handlers.RequestHandler

authorizeRequest, authorizeRequest, checkParameter, checkParameter, checkParameter, extractBodyContent, handleAuthorizeRequest, throwBadRequestExceptionIf, throwExceptionIfNecessary

Methods inherited from class java.lang.Object

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

Constructor Detail

MetricsRequestHandler

public MetricsRequestHandler(DataService dataService,
                             TokenService tokenService,
                             com.codahale.metrics.MetricRegistry metricRegistry)

Method Detail

handleGetMetrics

public com.codahale.metrics.MetricRegistry handleGetMetrics(spark.Request request,
                                                            spark.Response response)

GET /metrics

Parameters:

request -

response -

Returns:

All Metrics

handleGetTimers

public Map<String,com.codahale.metrics.Timer> handleGetTimers(spark.Request request,
                                                                    spark.Response response)

GET /metrics/timers

Query Parameters:

• query - Display timers that contain the query text
• all - Display all Timers, even if count is 0

Parameters:

request -

response -

Returns:

Timers according to the query parameters

handleGetTimer

public com.codahale.metrics.Timer handleGetTimer(spark.Request request,
                                                 spark.Response response)

GET /metrics/timer/:timer

Parameters:

request -

response -

Returns:

a Timer if it exists

handleGetTimerCount

public long handleGetTimerCount(spark.Request request,
                                spark.Response response)

GET /metrics/timer/:timer/count

Parameters:

request -

response -

Returns:

the number of times a Timer recorded a call

handleGetGauges

public Map<String,?> handleGetGauges(spark.Request request,
                                           spark.Response response)

GET /metrics/gauges

Query Parameters:

• query - Display gauges that contain the query text
• compact - un-nested response

Parameters:

request -

response -

Returns:

Gauge according to the query parameters

handleGetGauge

public com.codahale.metrics.Gauge<?> handleGetGauge(spark.Request request,
                                                    spark.Response response)

GET /metrics/gauge/:gauge

Parameters:

request -

response -

Returns:

a Gauge if it exists

handleGetJvmGauges

public Map<String,?> handleGetJvmGauges(spark.Request request,
                                              spark.Response response)

GET /metrics/jvm

Parameters:

request -

response -

Returns:

Gauge according to the query parameters

handleGetCounters

public Map<String,?> handleGetCounters(spark.Request request,
                                             spark.Response response)

GET /metrics/counters

Query Parameters:

• query - Display counters that contain the query text

Parameters:

request -

response -

Returns:

Counter according to the query parameters

handleGetCounter

public com.codahale.metrics.Counter handleGetCounter(spark.Request request,
                                                     spark.Response response)

GET /metrics/counter/:counter

Parameters:

request -

response -

Returns:

a Counter if it exists