io.micronaut.tracing.brave.instrument.http

Class BraveTracingClientFilter

java.lang.Object

io.micronaut.tracing.brave.instrument.http.BraveTracingClientFilter

All Implemented Interfaces:

Ordered, HttpClientFilter, HttpFilter

@Filter(value="${tracing.http.client.path:/**}")
 @Requires(beans=brave.http.HttpClientHandler.class)
public class BraveTracingClientFilter
extends Object
implements HttpClientFilter

Instruments outgoing HTTP requests.

Since:

1.0

Author:

graemerocher

Field Summary

Fields

Modifier and Type	Field and Description
protected brave.http.HttpTracing	httpTracing

Fields inherited from interface io.micronaut.core.order.Ordered

HIGHEST_PRECEDENCE, LOWEST_PRECEDENCE

Constructor Summary

Constructors

Constructor and Description
BraveTracingClientFilter(brave.http.HttpClientHandler<brave.http.HttpClientRequest,brave.http.HttpClientResponse> clientHandler, brave.http.HttpTracing httpTracing) Initialize tracing filter with clientHandler and httpTracing.

Method Summary

Modifier and Type	Method and Description
Publisher<? extends HttpResponse<?>>	doFilter(MutableHttpRequest<?> request, ClientFilterChain chain) A variation of HttpFilter.doFilter(HttpRequest, FilterChain) that receives a MutableHttpRequest allowing the request to be modified.

Methods inherited from class java.lang.Object

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

Methods inherited from interface io.micronaut.http.filter.HttpClientFilter

doFilter

Methods inherited from interface io.micronaut.core.order.Ordered

getOrder

Field Detail

httpTracing

protected final brave.http.HttpTracing httpTracing

Constructor Detail

BraveTracingClientFilter

public BraveTracingClientFilter(brave.http.HttpClientHandler<brave.http.HttpClientRequest,brave.http.HttpClientResponse> clientHandler,
                                brave.http.HttpTracing httpTracing)

Initialize tracing filter with clientHandler and httpTracing.

Parameters:

clientHandler - The standardize way to instrument http client

httpTracing - The tracer for creation of span

Method Detail

doFilter

public Publisher<? extends HttpResponse<?>> doFilter(MutableHttpRequest<?> request,
                                                     ClientFilterChain chain)

Description copied from interface: HttpClientFilter

A variation of HttpFilter.doFilter(HttpRequest, FilterChain) that receives a MutableHttpRequest allowing the request to be modified.

Specified by:

doFilter in interface HttpClientFilter

Parameters:

request - The request

chain - The filter chain

Returns:

The publisher of the response

See Also:

HttpFilter