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Add server side codegen example
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83
examples/server/codegen/codegen.go
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83
examples/server/codegen/codegen.go
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@ -0,0 +1,83 @@
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package main
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import (
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log "github.com/golang/glog"
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"github.com/micro/go-micro/cmd"
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"github.com/micro/go-micro/examples/server/subscriber"
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"github.com/micro/go-micro/server"
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"golang.org/x/net/context"
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example "github.com/micro/go-micro/examples/server/proto/example"
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)
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type Example struct{}
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func (e *Example) Call(ctx context.Context, req *example.Request, rsp *example.Response) error {
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log.Info("Received Example.Call request")
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rsp.Msg = server.Config().Id() + ": Hello " + req.Name
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return nil
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}
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func (e *Example) Stream(ctx context.Context, req *example.StreamingRequest, stream example.Example_StreamStream) error {
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log.Infof("Received Example.Stream request with count: %d", req.Count)
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for i := 0; i < int(req.Count); i++ {
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log.Infof("Responding: %d", i)
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if err := stream.SendR(&example.StreamingResponse{
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Count: int64(i),
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}); err != nil {
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return err
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}
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}
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return nil
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}
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func (e *Example) PingPong(ctx context.Context, stream example.Example_PingPongStream) error {
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for {
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req, err := stream.RecvR()
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if err != nil {
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return err
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}
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log.Infof("Got ping %v", req.Stroke)
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if err := stream.SendR(&example.Pong{Stroke: req.Stroke}); err != nil {
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return err
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}
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}
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return nil
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}
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func main() {
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// optionally setup command line usage
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cmd.Init()
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// Initialise Server
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server.Init(
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server.Name("go.micro.srv.example"),
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)
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// Register Subscribers
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server.Subscribe(
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server.NewSubscriber(
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"topic.go.micro.srv.example",
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new(subscriber.Example),
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),
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)
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server.Subscribe(
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server.NewSubscriber(
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"topic.go.micro.srv.example",
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subscriber.Handler,
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),
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)
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// Register Handler
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example.RegisterExampleHandler(
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server.DefaultServer, new(Example),
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)
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// Run server
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if err := server.Run(); err != nil {
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log.Fatal(err)
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}
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}
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@ -219,18 +219,18 @@ type ExampleHandler interface {
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}
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func RegisterExampleHandler(s server.Server, hdlr ExampleHandler) {
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s.Handle(s.NewHandler(&exampleHandler{hdlr}))
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s.Handle(s.NewHandler(&Example{hdlr}))
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}
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type exampleHandler struct {
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type Example struct {
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ExampleHandler
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}
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func (h *exampleHandler) Call(ctx context.Context, in *Request, out *Response) error {
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func (h *Example) Call(ctx context.Context, in *Request, out *Response) error {
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return h.ExampleHandler.Call(ctx, in, out)
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}
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func (h *exampleHandler) Stream(ctx context.Context, stream server.Streamer) error {
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func (h *Example) Stream(ctx context.Context, stream server.Streamer) error {
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m := new(StreamingRequest)
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if err := stream.Recv(m); err != nil {
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return err
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@ -251,7 +251,7 @@ func (x *exampleStreamStream) SendR(m *StreamingResponse) error {
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return x.Streamer.Send(m)
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}
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func (h *exampleHandler) PingPong(ctx context.Context, stream server.Streamer) error {
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func (h *Example) PingPong(ctx context.Context, stream server.Streamer) error {
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return h.ExampleHandler.PingPong(ctx, &examplePingPongStream{stream})
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}
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