Package org.springframework.boot.actuate.metrics.web.servlet

Class WebMvcMetricsFilter

java.lang.Object

org.springframework.web.filter.GenericFilterBean

org.springframework.web.filter.OncePerRequestFilter

org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter

All Implemented Interfaces:

Filter, Aware, BeanNameAware, DisposableBean, InitializingBean, EnvironmentAware, EnvironmentCapable, ServletContextAware

public class WebMvcMetricsFilter
extends OncePerRequestFilter

Intercepts incoming HTTP requests handled by Spring MVC handlers and records metrics about execution time and results.

Since:

2.0.0

Author:

Jon Schneider, Phillip Webb, Chanhyeong LEE

Field Summary

Fields inherited from class org.springframework.web.filter.OncePerRequestFilter

ALREADY_FILTERED_SUFFIX

Constructor Summary

Constructors

Constructor	Description
WebMvcMetricsFilter(io.micrometer.core.instrument.MeterRegistry registry, WebMvcTagsProvider tagsProvider, String metricName, AutoTimer autoTimer)	Create a new WebMvcMetricsFilter instance.

Method Summary

Modifier and Type	Method	Description
protected void	doFilterInternal(HttpServletRequest request, HttpServletResponse response, FilterChain filterChain)
protected boolean	shouldNotFilterAsyncDispatch()

Methods inherited from class org.springframework.web.filter.OncePerRequestFilter

doFilter, doFilterNestedErrorDispatch, getAlreadyFilteredAttributeName, isAsyncDispatch, isAsyncStarted, shouldNotFilter, shouldNotFilterErrorDispatch

Methods inherited from class org.springframework.web.filter.GenericFilterBean

addRequiredProperty, afterPropertiesSet, createEnvironment, destroy, getEnvironment, getFilterConfig, getFilterName, getServletContext, init, initBeanWrapper, initFilterBean, setBeanName, setEnvironment, setServletContext

Methods inherited from class java.lang.Object

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

Constructor Details

WebMvcMetricsFilter

public WebMvcMetricsFilter(io.micrometer.core.instrument.MeterRegistry registry,
 WebMvcTagsProvider tagsProvider,
 String metricName,
 AutoTimer autoTimer)

Create a new WebMvcMetricsFilter instance.

Parameters:

registry - the meter registry

tagsProvider - the tags provider

metricName - the metric name

autoTimer - the auto-timers to apply or null to disable auto-timing

Since:

2.2.0

Method Details

shouldNotFilterAsyncDispatch

protected boolean shouldNotFilterAsyncDispatch()

Overrides:

shouldNotFilterAsyncDispatch in class OncePerRequestFilter

doFilterInternal

protected void doFilterInternal(HttpServletRequest request,
 HttpServletResponse response,
 FilterChain filterChain)
                         throws ServletException,
IOException

Specified by:

doFilterInternal in class OncePerRequestFilter

Throws:

ServletException

IOException