Interface GrpcEntryPoint.Interceptor

Enclosing class:

GrpcEntryPoint

public static interface GrpcEntryPoint.Interceptor

Interceptor of a gRPC entry point. This interceptor has direct access to ServerCall, Metadata, and metadata of the invoked endpoint.

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	GrpcEntryPoint.Interceptor.Chain<ReqT,RespT>	Invocation chain for a gRPC entry point.

Method Summary

Modifier and Type	Method	Description
<ReqT,RespT> io.grpc.ServerCall.Listener<ReqT>	intercept(InterceptionContext interceptionContext, GrpcEntryPoint.Interceptor.Chain<ReqT,RespT> chain, io.grpc.ServerCall<ReqT,RespT> call, io.grpc.Metadata headers)	Method to implement interceptor logic.

Method Details

intercept

<ReqT,RespT> io.grpc.ServerCall.Listener<ReqT> intercept(InterceptionContext interceptionContext,
 GrpcEntryPoint.Interceptor.Chain<ReqT,RespT> chain,
 io.grpc.ServerCall<ReqT,RespT> call,
 io.grpc.Metadata headers)
                                                  throws Exception

Method to implement interceptor logic.

Type Parameters:

ReqT - request type

RespT - response type

Parameters:

interceptionContext - context with invocation metadata

chain - invocation chain

call - gRPC server call

headers - gRPC request headers

Returns:

server call listener

Throws:

Exception - in case the invocation fails, or the interceptor needs to stop processing of the request