io.servicetalk.grpc.api

Interface GrpcLifecycleObserver.GrpcRequestObserver

All Superinterfaces:

HttpLifecycleObserver.HttpRequestObserver

Enclosing interface:

GrpcLifecycleObserver

public static interface GrpcLifecycleObserver.GrpcRequestObserver
extends HttpLifecycleObserver.HttpRequestObserver

An observer interface that provides visibility into events associated with a single gRPC request.

The request is considered complete when one of the terminal events is invoked. It's guaranteed only one terminal event will be invoked per request.

Method Summary

Modifier and Type	Method and Description
void	onRequestTrailers(HttpHeaders trailers)

Methods inherited from interface HttpLifecycleObserver.HttpRequestObserver

onRequestCancel, onRequestComplete, onRequestData, onRequestDataRequested, onRequestError

Method Detail

onRequestTrailers

void onRequestTrailers(HttpHeaders trailers)

gRPC over HTTP2 protocol does not define trailers in the request. This method is not expected to be invoked. However, it might be useful if the server listens both gRPC and HTTP traffic or receives non-gRPC requests from untrusted peers.

Specified by:

onRequestTrailers in interface HttpLifecycleObserver.HttpRequestObserver