ugrpc::client::MiddlewareBase Class Reference

#include <userver/ugrpc/client/middlewares/base.hpp>

Detailed Description

Base class for client gRPC middleware.

Examples

samples/grpc_middleware_service/src/middlewares/client/auth.hpp.

Definition at line 88 of file base.hpp.

Inheritance diagram for ugrpc::client::MiddlewareBase:

Public Member Functions
	MiddlewareBase (const MiddlewareBase &)=delete
	MiddlewareBase (MiddlewareBase &&)=delete
MiddlewareBase &	operator= (const MiddlewareBase &)=delete
MiddlewareBase &	operator= (MiddlewareBase &&)=delete
virtual void	PreStartCall (MiddlewareCallContext &) const
	This function is called before rpc, on each rpc. It does nothing by default.
virtual void	PreSendMessage (MiddlewareCallContext &, const google::protobuf::Message &) const
	This function is called before sending message, on each request. It does nothing by default.
virtual void	PostRecvMessage (MiddlewareCallContext &, const google::protobuf::Message &) const
	This function is called after receiving message, on each response. It does nothing by default.
virtual void	PostFinish (MiddlewareCallContext &, const grpc::Status &) const
	This function is called after rpc, on each rpc. It does nothing by default.

Member Function Documentation

PostFinish()

virtual void ugrpc::client::MiddlewareBase::PostFinish ( MiddlewareCallContext & , const grpc::Status &  ) const

virtual

This function is called after rpc, on each rpc. It does nothing by default.

Note

Could be not called in case of deadline or network problem

See also

ugrpc::client::RpcInterruptedError

Reimplemented in ugrpc::client::middlewares::testsuite::Middleware.

PostRecvMessage()

virtual void ugrpc::client::MiddlewareBase::PostRecvMessage ( MiddlewareCallContext & , const google::protobuf::Message &  ) const

virtual

This function is called after receiving message, on each response. It does nothing by default.

Note

Not called for GenericClient messages

Reimplemented in grpc_protovalidate::client::Middleware.

PreSendMessage()

virtual void ugrpc::client::MiddlewareBase::PreSendMessage ( MiddlewareCallContext & , const google::protobuf::Message &  ) const

virtual

This function is called before sending message, on each request. It does nothing by default.

Note

Not called for GenericClient messages

PreStartCall()

virtual void ugrpc::client::MiddlewareBase::PreStartCall ( MiddlewareCallContext & ) const

virtual

This function is called before rpc, on each rpc. It does nothing by default.

Reimplemented in ugrpc::client::middlewares::baggage::Middleware, ugrpc::client::middlewares::deadline_propagation::Middleware, and ugrpc::client::middlewares::testsuite::Middleware.

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The documentation for this class was generated from the following file:

• userver/ugrpc/client/middlewares/base.hpp