org.springframework.cloud.sleuth.instrument.web

Class TraceWebFilter

java.lang.Object

org.springframework.cloud.sleuth.instrument.web.TraceWebFilter

All Implemented Interfaces:

org.springframework.core.Ordered, org.springframework.web.server.WebFilter

public final class TraceWebFilter
extends Object
implements org.springframework.web.server.WebFilter, org.springframework.core.Ordered

A WebFilter that creates / continues / closes and detaches spans for a reactive web application.

Since:

2.0.0

Author:

Marcin Grzejszczak

Field Summary

Fields

Modifier and Type	Field and Description
static int	ORDER If you register your filter before the TraceWebFilter then you will not have the tracing context passed for you out of the box.
protected static String	TRACE_REQUEST_ATTR

Fields inherited from interface org.springframework.core.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Method Summary

Modifier and Type	Method and Description
static org.springframework.web.server.WebFilter	create(org.springframework.beans.factory.BeanFactory beanFactory)
reactor.core.publisher.Mono<Void>	filter(org.springframework.web.server.ServerWebExchange exchange, org.springframework.web.server.WebFilterChain chain)
int	getOrder()

Methods inherited from class java.lang.Object

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

Field Detail

TRACE_REQUEST_ATTR

protected static final String TRACE_REQUEST_ATTR

ORDER

public static final int ORDER

If you register your filter before the TraceWebFilter then you will not have the tracing context passed for you out of the box. That means that e.g. your logs will not get correlated.

See Also:

Constant Field Values

Method Detail

create

public static org.springframework.web.server.WebFilter create(org.springframework.beans.factory.BeanFactory beanFactory)

filter

public reactor.core.publisher.Mono<Void> filter(org.springframework.web.server.ServerWebExchange exchange,
                                                org.springframework.web.server.WebFilterChain chain)

Specified by:

filter in interface org.springframework.web.server.WebFilter

getOrder

public int getOrder()

Specified by:

getOrder in interface org.springframework.core.Ordered