Package org.springframework.graphql.observation

Class PropagationWebGraphQlInterceptor

java.lang.Object

org.springframework.graphql.observation.PropagationWebGraphQlInterceptor

All Implemented Interfaces:

WebGraphQlInterceptor

public class PropagationWebGraphQlInterceptor
extends Object
implements WebGraphQlInterceptor

WebGraphQlInterceptor that copies propagation headers from the HTTP request to the GraphQLContext. This makes it possible to propagate tracing information sent by HTTP clients.

Since:

1.1.1

Author:

Brian Clozel

Nested Class Summary

Nested classes/interfaces inherited from interface org.springframework.graphql.server.WebGraphQlInterceptor

WebGraphQlInterceptor.Chain

Constructor Summary

Constructors

Constructor	Description
PropagationWebGraphQlInterceptor(io.micrometer.tracing.propagation.Propagator propagator)	Create an interceptor that leverages the field names used by the given Propagator instance.

Method Summary

Modifier and Type	Method	Description
reactor.core.publisher.Mono<WebGraphQlResponse>	intercept(WebGraphQlRequest request, WebGraphQlInterceptor.Chain chain)	Intercept a request and delegate to the rest of the chain including other interceptors and a ExecutionGraphQlService.

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.springframework.graphql.server.WebGraphQlInterceptor

andThen, apply

Constructor Details

PropagationWebGraphQlInterceptor

public PropagationWebGraphQlInterceptor(io.micrometer.tracing.propagation.Propagator propagator)

Create an interceptor that leverages the field names used by the given Propagator instance.

Parameters:

propagator - the propagator that will be used for tracing support

Method Details

intercept

public reactor.core.publisher.Mono<WebGraphQlResponse> intercept(WebGraphQlRequest request,
 WebGraphQlInterceptor.Chain chain)

Description copied from interface: WebGraphQlInterceptor

Intercept a request and delegate to the rest of the chain including other interceptors and a ExecutionGraphQlService.

Specified by:

intercept in interface WebGraphQlInterceptor

Parameters:

request - the request which may be a WebSocketGraphQlRequest when intercepting a GraphQL request over WebSocket

chain - the rest of the chain to execute the request

Returns:

a Mono with the response