package grpc import ( "reflect" "github.com/micro/go-micro/v2/registry" "github.com/micro/go-micro/v2/server" ) type rpcHandler struct { name string handler interface{} endpoints []*registry.Endpoint opts server.HandlerOptions } func newRpcHandler(handler interface{}, opts ...server.HandlerOption) server.Handler { options := server.HandlerOptions{ Metadata: make(map[string]map[string]string), } for _, o := range opts { o(&options) } typ := reflect.TypeOf(handler) hdlr := reflect.ValueOf(handler) name := reflect.Indirect(hdlr).Type().Name() var endpoints []*registry.Endpoint for m := 0; m < typ.NumMethod(); m++ { if e := extractEndpoint(typ.Method(m)); e != nil { e.Name = name + "." + e.Name for k, v := range options.Metadata[e.Name] { e.Metadata[k] = v } endpoints = append(endpoints, e) } } return &rpcHandler{ name: name, handler: handler, endpoints: endpoints, opts: options, } } func (r *rpcHandler) Name() string { return r.name } func (r *rpcHandler) Handler() interface{} { return r.handler } func (r *rpcHandler) Endpoints() []*registry.Endpoint { return r.endpoints } func (r *rpcHandler) Options() server.HandlerOptions { return r.opts }