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Posted to commits@dubbo.apache.org by al...@apache.org on 2021/08/14 09:54:02 UTC

[dubbo-go] branch 3.0 updated: support multi pb (#1361)

This is an automated email from the ASF dual-hosted git repository.

alexstocks pushed a commit to branch 3.0
in repository https://gitbox.apache.org/repos/asf/dubbo-go.git


The following commit(s) were added to refs/heads/3.0 by this push:
     new f192c1e  support multi pb (#1361)
f192c1e is described below

commit f192c1eaf847fdd38f3cda3d73dea6b02d0654b5
Author: gaoxinge <xg...@tianrang-inc.com>
AuthorDate: Sat Aug 14 17:53:55 2021 +0800

    support multi pb (#1361)
---
 protocol/grpc/internal/README.md                   |   1 +
 protocol/grpc/internal/helloworld/helloworld.pb.go |  19 +-
 protocol/grpc/internal/multiprotos/Makefile        |  19 +
 protocol/grpc/internal/multiprotos/first.pb.go     | 307 +++++++++++
 protocol/grpc/internal/multiprotos/first.proto     |  32 ++
 protocol/grpc/internal/multiprotos/second.pb.go    | 589 +++++++++++++++++++++
 protocol/grpc/internal/multiprotos/second.proto    |  35 ++
 protocol/grpc/internal/routeguide/routeguide.pb.go |  46 +-
 .../grpc/protoc-gen-dubbo/plugin/dubbo/dubbo.go    |  34 +-
 9 files changed, 1046 insertions(+), 36 deletions(-)

diff --git a/protocol/grpc/internal/README.md b/protocol/grpc/internal/README.md
index 5dbf318..7465013 100644
--- a/protocol/grpc/internal/README.md
+++ b/protocol/grpc/internal/README.md
@@ -11,3 +11,4 @@ This internal package is for test. So don't use internal in production.
 
 - [helloworld](./helloworld): test unary process
 - [routeguide](./routeguide): test stream process
+- [multiprotos](./multiprotos): use multi pb to generate multi pb.go
diff --git a/protocol/grpc/internal/helloworld/helloworld.pb.go b/protocol/grpc/internal/helloworld/helloworld.pb.go
index d59f28c..9a3ee69 100644
--- a/protocol/grpc/internal/helloworld/helloworld.pb.go
+++ b/protocol/grpc/internal/helloworld/helloworld.pb.go
@@ -250,16 +250,6 @@ func (c *GreeterClientImpl) GetDubboStub(cc *grpc.ClientConn) GreeterClient {
 	return NewGreeterClient(cc)
 }
 
-// DubboGrpcService is gRPC service
-type DubboGrpcService interface {
-	// SetProxyImpl sets proxy.
-	SetProxyImpl(impl protocol.Invoker)
-	// GetProxyImpl gets proxy.
-	GetProxyImpl() protocol.Invoker
-	// ServiceDesc gets an RPC service's specification.
-	ServiceDesc() *grpc.ServiceDesc
-}
-
 type GreeterProviderBase struct {
 	proxyImpl protocol.Invoker
 }
@@ -281,6 +271,15 @@ func _DUBBO_Greeter_SayHello_Handler(srv interface{}, ctx context.Context, dec f
 	if err := dec(in); err != nil {
 		return nil, err
 	}
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
 	base := srv.(DubboGrpcService)
 	args := []interface{}{}
 	args = append(args, in)
diff --git a/protocol/grpc/internal/multiprotos/Makefile b/protocol/grpc/internal/multiprotos/Makefile
new file mode 100644
index 0000000..31ce744
--- /dev/null
+++ b/protocol/grpc/internal/multiprotos/Makefile
@@ -0,0 +1,19 @@
+# Licensed to the Apache Software Foundation (ASF) under one or more
+# contributor license agreements.  See the NOTICE file distributed with
+# this work for additional information regarding copyright ownership.
+# The ASF licenses this file to You under the Apache License, Version 2.0
+# (the "License"); you may not use this file except in compliance with
+# the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+grpc-gen:
+	protoc -I ./ first.proto second.proto --go_out=plugins=grpc:.
+dubbo-gen:
+	protoc -I ./ first.proto second.proto --dubbo_out=plugins=grpc+dubbo:.
diff --git a/protocol/grpc/internal/multiprotos/first.pb.go b/protocol/grpc/internal/multiprotos/first.pb.go
new file mode 100644
index 0000000..8bd5813
--- /dev/null
+++ b/protocol/grpc/internal/multiprotos/first.pb.go
@@ -0,0 +1,307 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: first.proto
+
+package multiprotos
+
+import (
+	context "context"
+	fmt "fmt"
+	math "math"
+)
+
+import (
+	proto "github.com/golang/protobuf/proto"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+)
+
+import (
+	"dubbo.apache.org/dubbo-go/v3/protocol"
+	"dubbo.apache.org/dubbo-go/v3/protocol/invocation"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
+
+type FirstRequest struct {
+	Message              string   `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *FirstRequest) Reset()         { *m = FirstRequest{} }
+func (m *FirstRequest) String() string { return proto.CompactTextString(m) }
+func (*FirstRequest) ProtoMessage()    {}
+func (*FirstRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_55120e8023d656fd, []int{0}
+}
+
+func (m *FirstRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_FirstRequest.Unmarshal(m, b)
+}
+func (m *FirstRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_FirstRequest.Marshal(b, m, deterministic)
+}
+func (m *FirstRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_FirstRequest.Merge(m, src)
+}
+func (m *FirstRequest) XXX_Size() int {
+	return xxx_messageInfo_FirstRequest.Size(m)
+}
+func (m *FirstRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_FirstRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_FirstRequest proto.InternalMessageInfo
+
+func (m *FirstRequest) GetMessage() string {
+	if m != nil {
+		return m.Message
+	}
+	return ""
+}
+
+type FirstResponse struct {
+	Message              string   `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *FirstResponse) Reset()         { *m = FirstResponse{} }
+func (m *FirstResponse) String() string { return proto.CompactTextString(m) }
+func (*FirstResponse) ProtoMessage()    {}
+func (*FirstResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_55120e8023d656fd, []int{1}
+}
+
+func (m *FirstResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_FirstResponse.Unmarshal(m, b)
+}
+func (m *FirstResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_FirstResponse.Marshal(b, m, deterministic)
+}
+func (m *FirstResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_FirstResponse.Merge(m, src)
+}
+func (m *FirstResponse) XXX_Size() int {
+	return xxx_messageInfo_FirstResponse.Size(m)
+}
+func (m *FirstResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_FirstResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_FirstResponse proto.InternalMessageInfo
+
+func (m *FirstResponse) GetMessage() string {
+	if m != nil {
+		return m.Message
+	}
+	return ""
+}
+
+func init() {
+	proto.RegisterType((*FirstRequest)(nil), "multiprotos.FirstRequest")
+	proto.RegisterType((*FirstResponse)(nil), "multiprotos.FirstResponse")
+}
+
+func init() { proto.RegisterFile("first.proto", fileDescriptor_55120e8023d656fd) }
+
+var fileDescriptor_55120e8023d656fd = []byte{
+	// 137 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x4e, 0xcb, 0x2c, 0x2a,
+	0x2e, 0xd1, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0xe2, 0xce, 0x2d, 0xcd, 0x29, 0xc9, 0x04, 0xb3,
+	0x8b, 0x95, 0x34, 0xb8, 0x78, 0xdc, 0x40, 0x72, 0x41, 0xa9, 0x85, 0xa5, 0xa9, 0xc5, 0x25, 0x42,
+	0x12, 0x5c, 0xec, 0xb9, 0xa9, 0xc5, 0xc5, 0x89, 0xe9, 0xa9, 0x12, 0x8c, 0x0a, 0x8c, 0x1a, 0x9c,
+	0x41, 0x30, 0xae, 0x92, 0x26, 0x17, 0x2f, 0x54, 0x65, 0x71, 0x41, 0x7e, 0x5e, 0x71, 0x2a, 0x6e,
+	0xa5, 0x46, 0x41, 0x5c, 0x3c, 0x6e, 0x45, 0x99, 0xc5, 0x25, 0xc1, 0xa9, 0x45, 0x65, 0x99, 0xc9,
+	0xa9, 0x42, 0x4e, 0x5c, 0xec, 0x30, 0xa6, 0xa4, 0x1e, 0x92, 0xed, 0x7a, 0xc8, 0x56, 0x4b, 0x49,
+	0x61, 0x93, 0x82, 0xd8, 0xa5, 0xc4, 0x90, 0xc4, 0x06, 0x16, 0x37, 0x06, 0x04, 0x00, 0x00, 0xff,
+	0xff, 0x83, 0xb7, 0xe6, 0xc5, 0xcb, 0x00, 0x00, 0x00,
+}
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ context.Context
+var _ grpc.ClientConnInterface
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+const _ = grpc.SupportPackageIsVersion6
+
+// FristServiceClient is the client API for FristService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
+type FristServiceClient interface {
+	Service(ctx context.Context, in *FirstRequest, opts ...grpc.CallOption) (*FirstResponse, error)
+}
+
+type fristServiceClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewFristServiceClient(cc grpc.ClientConnInterface) FristServiceClient {
+	return &fristServiceClient{cc}
+}
+
+func (c *fristServiceClient) Service(ctx context.Context, in *FirstRequest, opts ...grpc.CallOption) (*FirstResponse, error) {
+	out := new(FirstResponse)
+	err := c.cc.Invoke(ctx, "/multiprotos.FristService/Service", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+// FristServiceServer is the server API for FristService service.
+type FristServiceServer interface {
+	Service(context.Context, *FirstRequest) (*FirstResponse, error)
+}
+
+// UnimplementedFristServiceServer can be embedded to have forward compatible implementations.
+type UnimplementedFristServiceServer struct {
+}
+
+func (*UnimplementedFristServiceServer) Service(ctx context.Context, req *FirstRequest) (*FirstResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Service not implemented")
+}
+
+func RegisterFristServiceServer(s *grpc.Server, srv FristServiceServer) {
+	s.RegisterService(&_FristService_serviceDesc, srv)
+}
+
+func _FristService_Service_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(FirstRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(FristServiceServer).Service(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/multiprotos.FristService/Service",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(FristServiceServer).Service(ctx, req.(*FirstRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+var _FristService_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "multiprotos.FristService",
+	HandlerType: (*FristServiceServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "Service",
+			Handler:    _FristService_Service_Handler,
+		},
+	},
+	Streams:  []grpc.StreamDesc{},
+	Metadata: "first.proto",
+}
+
+// FristServiceClientImpl is the client API for FristService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
+type FristServiceClientImpl struct {
+	Service func(ctx context.Context, in *FirstRequest, out *FirstResponse) error
+}
+
+func (c *FristServiceClientImpl) Reference() string {
+	return "fristServiceImpl"
+}
+
+func (c *FristServiceClientImpl) GetDubboStub(cc *grpc.ClientConn) FristServiceClient {
+	return NewFristServiceClient(cc)
+}
+
+type FristServiceProviderBase struct {
+	proxyImpl protocol.Invoker
+}
+
+func (s *FristServiceProviderBase) SetProxyImpl(impl protocol.Invoker) {
+	s.proxyImpl = impl
+}
+
+func (s *FristServiceProviderBase) GetProxyImpl() protocol.Invoker {
+	return s.proxyImpl
+}
+
+func (c *FristServiceProviderBase) Reference() string {
+	return "fristServiceImpl"
+}
+
+func _DUBBO_FristService_Service_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(FirstRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
+	base := srv.(DubboGrpcService)
+	args := []interface{}{}
+	args = append(args, in)
+	invo := invocation.NewRPCInvocation("Service", args, nil)
+	if interceptor == nil {
+		result := base.GetProxyImpl().Invoke(ctx, invo)
+		return result.Result(), result.Error()
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/multiprotos.FristService/Service",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		result := base.GetProxyImpl().Invoke(ctx, invo)
+		return result.Result(), result.Error()
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func (s *FristServiceProviderBase) ServiceDesc() *grpc.ServiceDesc {
+	return &grpc.ServiceDesc{
+		ServiceName: "multiprotos.FristService",
+		HandlerType: (*FristServiceServer)(nil),
+		Methods: []grpc.MethodDesc{
+			{
+				MethodName: "Service",
+				Handler:    _DUBBO_FristService_Service_Handler,
+			},
+		},
+		Streams:  []grpc.StreamDesc{},
+		Metadata: "first.proto",
+	}
+}
diff --git a/protocol/grpc/internal/multiprotos/first.proto b/protocol/grpc/internal/multiprotos/first.proto
new file mode 100644
index 0000000..497cc11
--- /dev/null
+++ b/protocol/grpc/internal/multiprotos/first.proto
@@ -0,0 +1,32 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+syntax = "proto3";
+
+package multiprotos;
+
+message FirstRequest {
+    string message = 1;
+}
+
+message FirstResponse {
+    string message = 1;
+}
+
+service FristService {
+    rpc Service (FirstRequest) returns (FirstResponse) {}
+}
diff --git a/protocol/grpc/internal/multiprotos/second.pb.go b/protocol/grpc/internal/multiprotos/second.pb.go
new file mode 100644
index 0000000..9cfc5ae
--- /dev/null
+++ b/protocol/grpc/internal/multiprotos/second.pb.go
@@ -0,0 +1,589 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: second.proto
+
+package multiprotos
+
+import (
+	context "context"
+	fmt "fmt"
+	math "math"
+)
+
+import (
+	proto "github.com/golang/protobuf/proto"
+	grpc "google.golang.org/grpc"
+	codes "google.golang.org/grpc/codes"
+	status "google.golang.org/grpc/status"
+)
+
+import (
+	"dubbo.apache.org/dubbo-go/v3/protocol"
+	"dubbo.apache.org/dubbo-go/v3/protocol/invocation"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
+
+type SecondRequest struct {
+	Message              string   `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *SecondRequest) Reset()         { *m = SecondRequest{} }
+func (m *SecondRequest) String() string { return proto.CompactTextString(m) }
+func (*SecondRequest) ProtoMessage()    {}
+func (*SecondRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_83c4a0a7b0d4882f, []int{0}
+}
+
+func (m *SecondRequest) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_SecondRequest.Unmarshal(m, b)
+}
+func (m *SecondRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_SecondRequest.Marshal(b, m, deterministic)
+}
+func (m *SecondRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_SecondRequest.Merge(m, src)
+}
+func (m *SecondRequest) XXX_Size() int {
+	return xxx_messageInfo_SecondRequest.Size(m)
+}
+func (m *SecondRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_SecondRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_SecondRequest proto.InternalMessageInfo
+
+func (m *SecondRequest) GetMessage() string {
+	if m != nil {
+		return m.Message
+	}
+	return ""
+}
+
+type SecondResponse struct {
+	Message              string   `protobuf:"bytes,1,opt,name=message,proto3" json:"message,omitempty"`
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *SecondResponse) Reset()         { *m = SecondResponse{} }
+func (m *SecondResponse) String() string { return proto.CompactTextString(m) }
+func (*SecondResponse) ProtoMessage()    {}
+func (*SecondResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_83c4a0a7b0d4882f, []int{1}
+}
+
+func (m *SecondResponse) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_SecondResponse.Unmarshal(m, b)
+}
+func (m *SecondResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_SecondResponse.Marshal(b, m, deterministic)
+}
+func (m *SecondResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_SecondResponse.Merge(m, src)
+}
+func (m *SecondResponse) XXX_Size() int {
+	return xxx_messageInfo_SecondResponse.Size(m)
+}
+func (m *SecondResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_SecondResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_SecondResponse proto.InternalMessageInfo
+
+func (m *SecondResponse) GetMessage() string {
+	if m != nil {
+		return m.Message
+	}
+	return ""
+}
+
+func init() {
+	proto.RegisterType((*SecondRequest)(nil), "multiprotos.SecondRequest")
+	proto.RegisterType((*SecondResponse)(nil), "multiprotos.SecondResponse")
+}
+
+func init() { proto.RegisterFile("second.proto", fileDescriptor_83c4a0a7b0d4882f) }
+
+var fileDescriptor_83c4a0a7b0d4882f = []byte{
+	// 163 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x29, 0x4e, 0x4d, 0xce,
+	0xcf, 0x4b, 0xd1, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0xe2, 0xce, 0x2d, 0xcd, 0x29, 0xc9, 0x04,
+	0xb3, 0x8b, 0x95, 0x34, 0xb9, 0x78, 0x83, 0xc1, 0x92, 0x41, 0xa9, 0x85, 0xa5, 0xa9, 0xc5, 0x25,
+	0x42, 0x12, 0x5c, 0xec, 0xb9, 0xa9, 0xc5, 0xc5, 0x89, 0xe9, 0xa9, 0x12, 0x8c, 0x0a, 0x8c, 0x1a,
+	0x9c, 0x41, 0x30, 0xae, 0x92, 0x16, 0x17, 0x1f, 0x4c, 0x69, 0x71, 0x41, 0x7e, 0x5e, 0x71, 0x2a,
+	0x6e, 0xb5, 0x46, 0x9b, 0x99, 0x60, 0xe6, 0x06, 0xa7, 0x16, 0x95, 0x65, 0x26, 0xa7, 0x0a, 0xb9,
+	0x72, 0x71, 0x40, 0x99, 0x86, 0x42, 0x52, 0x7a, 0x48, 0x4e, 0xd0, 0x43, 0xb1, 0x5f, 0x4a, 0x1a,
+	0xab, 0x1c, 0xc4, 0x42, 0x25, 0x06, 0x21, 0x77, 0xb8, 0x31, 0x46, 0x14, 0x18, 0x63, 0xc0, 0x88,
+	0x64, 0x90, 0x31, 0x05, 0x06, 0x69, 0x30, 0x0a, 0x79, 0xc2, 0x0d, 0x32, 0xa1, 0xc8, 0x20, 0x03,
+	0xc6, 0x24, 0x36, 0xb0, 0xa4, 0x31, 0x20, 0x00, 0x00, 0xff, 0xff, 0xd3, 0xba, 0xd2, 0x28, 0xb0,
+	0x01, 0x00, 0x00,
+}
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ context.Context
+var _ grpc.ClientConnInterface
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+const _ = grpc.SupportPackageIsVersion6
+
+// SecondServiceClient is the client API for SecondService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
+type SecondServiceClient interface {
+	Service1(ctx context.Context, in *SecondRequest, opts ...grpc.CallOption) (*SecondResponse, error)
+	Service2(ctx context.Context, in *SecondRequest, opts ...grpc.CallOption) (SecondService_Service2Client, error)
+	Service3(ctx context.Context, opts ...grpc.CallOption) (SecondService_Service3Client, error)
+	Service4(ctx context.Context, opts ...grpc.CallOption) (SecondService_Service4Client, error)
+}
+
+type secondServiceClient struct {
+	cc grpc.ClientConnInterface
+}
+
+func NewSecondServiceClient(cc grpc.ClientConnInterface) SecondServiceClient {
+	return &secondServiceClient{cc}
+}
+
+func (c *secondServiceClient) Service1(ctx context.Context, in *SecondRequest, opts ...grpc.CallOption) (*SecondResponse, error) {
+	out := new(SecondResponse)
+	err := c.cc.Invoke(ctx, "/multiprotos.SecondService/Service1", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *secondServiceClient) Service2(ctx context.Context, in *SecondRequest, opts ...grpc.CallOption) (SecondService_Service2Client, error) {
+	stream, err := c.cc.NewStream(ctx, &_SecondService_serviceDesc.Streams[0], "/multiprotos.SecondService/Service2", opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &secondServiceService2Client{stream}
+	if err := x.ClientStream.SendMsg(in); err != nil {
+		return nil, err
+	}
+	if err := x.ClientStream.CloseSend(); err != nil {
+		return nil, err
+	}
+	return x, nil
+}
+
+type SecondService_Service2Client interface {
+	Recv() (*SecondResponse, error)
+	grpc.ClientStream
+}
+
+type secondServiceService2Client struct {
+	grpc.ClientStream
+}
+
+func (x *secondServiceService2Client) Recv() (*SecondResponse, error) {
+	m := new(SecondResponse)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+func (c *secondServiceClient) Service3(ctx context.Context, opts ...grpc.CallOption) (SecondService_Service3Client, error) {
+	stream, err := c.cc.NewStream(ctx, &_SecondService_serviceDesc.Streams[1], "/multiprotos.SecondService/Service3", opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &secondServiceService3Client{stream}
+	return x, nil
+}
+
+type SecondService_Service3Client interface {
+	Send(*SecondRequest) error
+	CloseAndRecv() (*SecondResponse, error)
+	grpc.ClientStream
+}
+
+type secondServiceService3Client struct {
+	grpc.ClientStream
+}
+
+func (x *secondServiceService3Client) Send(m *SecondRequest) error {
+	return x.ClientStream.SendMsg(m)
+}
+
+func (x *secondServiceService3Client) CloseAndRecv() (*SecondResponse, error) {
+	if err := x.ClientStream.CloseSend(); err != nil {
+		return nil, err
+	}
+	m := new(SecondResponse)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+func (c *secondServiceClient) Service4(ctx context.Context, opts ...grpc.CallOption) (SecondService_Service4Client, error) {
+	stream, err := c.cc.NewStream(ctx, &_SecondService_serviceDesc.Streams[2], "/multiprotos.SecondService/Service4", opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &secondServiceService4Client{stream}
+	return x, nil
+}
+
+type SecondService_Service4Client interface {
+	Send(*SecondRequest) error
+	Recv() (*SecondResponse, error)
+	grpc.ClientStream
+}
+
+type secondServiceService4Client struct {
+	grpc.ClientStream
+}
+
+func (x *secondServiceService4Client) Send(m *SecondRequest) error {
+	return x.ClientStream.SendMsg(m)
+}
+
+func (x *secondServiceService4Client) Recv() (*SecondResponse, error) {
+	m := new(SecondResponse)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+// SecondServiceServer is the server API for SecondService service.
+type SecondServiceServer interface {
+	Service1(context.Context, *SecondRequest) (*SecondResponse, error)
+	Service2(*SecondRequest, SecondService_Service2Server) error
+	Service3(SecondService_Service3Server) error
+	Service4(SecondService_Service4Server) error
+}
+
+// UnimplementedSecondServiceServer can be embedded to have forward compatible implementations.
+type UnimplementedSecondServiceServer struct {
+}
+
+func (*UnimplementedSecondServiceServer) Service1(ctx context.Context, req *SecondRequest) (*SecondResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method Service1 not implemented")
+}
+func (*UnimplementedSecondServiceServer) Service2(req *SecondRequest, srv SecondService_Service2Server) error {
+	return status.Errorf(codes.Unimplemented, "method Service2 not implemented")
+}
+func (*UnimplementedSecondServiceServer) Service3(srv SecondService_Service3Server) error {
+	return status.Errorf(codes.Unimplemented, "method Service3 not implemented")
+}
+func (*UnimplementedSecondServiceServer) Service4(srv SecondService_Service4Server) error {
+	return status.Errorf(codes.Unimplemented, "method Service4 not implemented")
+}
+
+func RegisterSecondServiceServer(s *grpc.Server, srv SecondServiceServer) {
+	s.RegisterService(&_SecondService_serviceDesc, srv)
+}
+
+func _SecondService_Service1_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(SecondRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(SecondServiceServer).Service1(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/multiprotos.SecondService/Service1",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(SecondServiceServer).Service1(ctx, req.(*SecondRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _SecondService_Service2_Handler(srv interface{}, stream grpc.ServerStream) error {
+	m := new(SecondRequest)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
+	}
+	return srv.(SecondServiceServer).Service2(m, &secondServiceService2Server{stream})
+}
+
+type SecondService_Service2Server interface {
+	Send(*SecondResponse) error
+	grpc.ServerStream
+}
+
+type secondServiceService2Server struct {
+	grpc.ServerStream
+}
+
+func (x *secondServiceService2Server) Send(m *SecondResponse) error {
+	return x.ServerStream.SendMsg(m)
+}
+
+func _SecondService_Service3_Handler(srv interface{}, stream grpc.ServerStream) error {
+	return srv.(SecondServiceServer).Service3(&secondServiceService3Server{stream})
+}
+
+type SecondService_Service3Server interface {
+	SendAndClose(*SecondResponse) error
+	Recv() (*SecondRequest, error)
+	grpc.ServerStream
+}
+
+type secondServiceService3Server struct {
+	grpc.ServerStream
+}
+
+func (x *secondServiceService3Server) SendAndClose(m *SecondResponse) error {
+	return x.ServerStream.SendMsg(m)
+}
+
+func (x *secondServiceService3Server) Recv() (*SecondRequest, error) {
+	m := new(SecondRequest)
+	if err := x.ServerStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+func _SecondService_Service4_Handler(srv interface{}, stream grpc.ServerStream) error {
+	return srv.(SecondServiceServer).Service4(&secondServiceService4Server{stream})
+}
+
+type SecondService_Service4Server interface {
+	Send(*SecondResponse) error
+	Recv() (*SecondRequest, error)
+	grpc.ServerStream
+}
+
+type secondServiceService4Server struct {
+	grpc.ServerStream
+}
+
+func (x *secondServiceService4Server) Send(m *SecondResponse) error {
+	return x.ServerStream.SendMsg(m)
+}
+
+func (x *secondServiceService4Server) Recv() (*SecondRequest, error) {
+	m := new(SecondRequest)
+	if err := x.ServerStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+var _SecondService_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "multiprotos.SecondService",
+	HandlerType: (*SecondServiceServer)(nil),
+	Methods: []grpc.MethodDesc{
+		{
+			MethodName: "Service1",
+			Handler:    _SecondService_Service1_Handler,
+		},
+	},
+	Streams: []grpc.StreamDesc{
+		{
+			StreamName:    "Service2",
+			Handler:       _SecondService_Service2_Handler,
+			ServerStreams: true,
+		},
+		{
+			StreamName:    "Service3",
+			Handler:       _SecondService_Service3_Handler,
+			ClientStreams: true,
+		},
+		{
+			StreamName:    "Service4",
+			Handler:       _SecondService_Service4_Handler,
+			ServerStreams: true,
+			ClientStreams: true,
+		},
+	},
+	Metadata: "second.proto",
+}
+
+// SecondServiceClientImpl is the client API for SecondService service.
+//
+// For semantics around ctx use and closing/ending streaming RPCs, please refer to https://godoc.org/google.golang.org/grpc#ClientConn.NewStream.
+type SecondServiceClientImpl struct {
+	Service1 func(ctx context.Context, in *SecondRequest, out *SecondResponse) error
+	Service2 func(ctx context.Context, in *SecondRequest) (SecondService_Service2Client, error)
+	Service3 func(ctx context.Context) (SecondService_Service3Client, error)
+	Service4 func(ctx context.Context) (SecondService_Service4Client, error)
+}
+
+func (c *SecondServiceClientImpl) Reference() string {
+	return "secondServiceImpl"
+}
+
+func (c *SecondServiceClientImpl) GetDubboStub(cc *grpc.ClientConn) SecondServiceClient {
+	return NewSecondServiceClient(cc)
+}
+
+type SecondServiceProviderBase struct {
+	proxyImpl protocol.Invoker
+}
+
+func (s *SecondServiceProviderBase) SetProxyImpl(impl protocol.Invoker) {
+	s.proxyImpl = impl
+}
+
+func (s *SecondServiceProviderBase) GetProxyImpl() protocol.Invoker {
+	return s.proxyImpl
+}
+
+func (c *SecondServiceProviderBase) Reference() string {
+	return "secondServiceImpl"
+}
+
+func _DUBBO_SecondService_Service1_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(SecondRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
+	base := srv.(DubboGrpcService)
+	args := []interface{}{}
+	args = append(args, in)
+	invo := invocation.NewRPCInvocation("Service1", args, nil)
+	if interceptor == nil {
+		result := base.GetProxyImpl().Invoke(ctx, invo)
+		return result.Result(), result.Error()
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/multiprotos.SecondService/Service1",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		result := base.GetProxyImpl().Invoke(ctx, invo)
+		return result.Result(), result.Error()
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
+func _DUBBO_SecondService_Service2_Handler(srv interface{}, stream grpc.ServerStream) error {
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
+	_, ok := srv.(DubboGrpcService)
+	invo := invocation.NewRPCInvocation("Service2", nil, nil)
+	if !ok {
+		fmt.Println(invo)
+	}
+	m := new(SecondRequest)
+	if err := stream.RecvMsg(m); err != nil {
+		return err
+	}
+	return srv.(SecondServiceServer).Service2(m, &secondServiceService2Server{stream})
+}
+
+func _DUBBO_SecondService_Service3_Handler(srv interface{}, stream grpc.ServerStream) error {
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
+	_, ok := srv.(DubboGrpcService)
+	invo := invocation.NewRPCInvocation("Service3", nil, nil)
+	if !ok {
+		fmt.Println(invo)
+	}
+	return srv.(SecondServiceServer).Service3(&secondServiceService3Server{stream})
+}
+
+func _DUBBO_SecondService_Service4_Handler(srv interface{}, stream grpc.ServerStream) error {
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
+	_, ok := srv.(DubboGrpcService)
+	invo := invocation.NewRPCInvocation("Service4", nil, nil)
+	if !ok {
+		fmt.Println(invo)
+	}
+	return srv.(SecondServiceServer).Service4(&secondServiceService4Server{stream})
+}
+
+func (s *SecondServiceProviderBase) ServiceDesc() *grpc.ServiceDesc {
+	return &grpc.ServiceDesc{
+		ServiceName: "multiprotos.SecondService",
+		HandlerType: (*SecondServiceServer)(nil),
+		Methods: []grpc.MethodDesc{
+			{
+				MethodName: "Service1",
+				Handler:    _DUBBO_SecondService_Service1_Handler,
+			},
+		},
+		Streams: []grpc.StreamDesc{
+			{
+				StreamName:    "Service2",
+				Handler:       _DUBBO_SecondService_Service2_Handler,
+				ServerStreams: true,
+			},
+			{
+				StreamName:    "Service3",
+				Handler:       _DUBBO_SecondService_Service3_Handler,
+				ClientStreams: true,
+			},
+			{
+				StreamName:    "Service4",
+				Handler:       _DUBBO_SecondService_Service4_Handler,
+				ServerStreams: true,
+				ClientStreams: true,
+			},
+		},
+		Metadata: "second.proto",
+	}
+}
diff --git a/protocol/grpc/internal/multiprotos/second.proto b/protocol/grpc/internal/multiprotos/second.proto
new file mode 100644
index 0000000..9ce1681
--- /dev/null
+++ b/protocol/grpc/internal/multiprotos/second.proto
@@ -0,0 +1,35 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+syntax = "proto3";
+
+package multiprotos;
+
+message SecondRequest {
+    string message = 1;
+}
+
+message SecondResponse {
+    string message = 1;
+}
+
+service SecondService {
+    rpc Service1 (SecondRequest) returns (SecondResponse) {}
+    rpc Service2 (SecondRequest) returns (stream SecondResponse) {}
+    rpc Service3 (stream SecondRequest) returns (SecondResponse) {}
+    rpc Service4 (stream SecondRequest) returns (stream SecondResponse) {}
+}
diff --git a/protocol/grpc/internal/routeguide/routeguide.pb.go b/protocol/grpc/internal/routeguide/routeguide.pb.go
index 4a6f9dc..2aa9533 100644
--- a/protocol/grpc/internal/routeguide/routeguide.pb.go
+++ b/protocol/grpc/internal/routeguide/routeguide.pb.go
@@ -725,16 +725,6 @@ func (c *RouteGuideClientImpl) GetDubboStub(cc *grpc.ClientConn) RouteGuideClien
 	return NewRouteGuideClient(cc)
 }
 
-// DubboGrpcService is gRPC service
-type DubboGrpcService interface {
-	// SetProxyImpl sets proxy.
-	SetProxyImpl(impl protocol.Invoker)
-	// GetProxyImpl gets proxy.
-	GetProxyImpl() protocol.Invoker
-	// ServiceDesc gets an RPC service's specification.
-	ServiceDesc() *grpc.ServiceDesc
-}
-
 type RouteGuideProviderBase struct {
 	proxyImpl protocol.Invoker
 }
@@ -756,6 +746,15 @@ func _DUBBO_RouteGuide_GetFeature_Handler(srv interface{}, ctx context.Context,
 	if err := dec(in); err != nil {
 		return nil, err
 	}
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
 	base := srv.(DubboGrpcService)
 	args := []interface{}{}
 	args = append(args, in)
@@ -776,6 +775,15 @@ func _DUBBO_RouteGuide_GetFeature_Handler(srv interface{}, ctx context.Context,
 }
 
 func _DUBBO_RouteGuide_ListFeatures_Handler(srv interface{}, stream grpc.ServerStream) error {
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
 	_, ok := srv.(DubboGrpcService)
 	invo := invocation.NewRPCInvocation("ListFeatures", nil, nil)
 	if !ok {
@@ -789,6 +797,15 @@ func _DUBBO_RouteGuide_ListFeatures_Handler(srv interface{}, stream grpc.ServerS
 }
 
 func _DUBBO_RouteGuide_RecordRoute_Handler(srv interface{}, stream grpc.ServerStream) error {
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
 	_, ok := srv.(DubboGrpcService)
 	invo := invocation.NewRPCInvocation("RecordRoute", nil, nil)
 	if !ok {
@@ -798,6 +815,15 @@ func _DUBBO_RouteGuide_RecordRoute_Handler(srv interface{}, stream grpc.ServerSt
 }
 
 func _DUBBO_RouteGuide_RouteChat_Handler(srv interface{}, stream grpc.ServerStream) error {
+	// DubboGrpcService is gRPC service
+	type DubboGrpcService interface {
+		// SetProxyImpl sets proxy.
+		SetProxyImpl(impl protocol.Invoker)
+		// GetProxyImpl gets proxy.
+		GetProxyImpl() protocol.Invoker
+		// ServiceDesc gets an RPC service's specification.
+		ServiceDesc() *grpc.ServiceDesc
+	}
 	_, ok := srv.(DubboGrpcService)
 	invo := invocation.NewRPCInvocation("RouteChat", nil, nil)
 	if !ok {
diff --git a/protocol/grpc/protoc-gen-dubbo/plugin/dubbo/dubbo.go b/protocol/grpc/protoc-gen-dubbo/plugin/dubbo/dubbo.go
index 1a92ab1..b3c5db2 100644
--- a/protocol/grpc/protoc-gen-dubbo/plugin/dubbo/dubbo.go
+++ b/protocol/grpc/protoc-gen-dubbo/plugin/dubbo/dubbo.go
@@ -165,18 +165,6 @@ func (g *dubboGrpc) generateService(file *generator.FileDescriptor, service *pb.
 	g.P("}")
 	g.P()
 
-	g.P(`
-// DubboGrpcService is gRPC service
-type DubboGrpcService interface {
-	// SetProxyImpl sets proxy.
-	SetProxyImpl(impl protocol.Invoker)
-	// GetProxyImpl gets proxy.
-	GetProxyImpl() protocol.Invoker
-	// ServiceDesc gets an RPC service's specification.
-	ServiceDesc() *grpc.ServiceDesc
-}
-`)
-
 	// Server interface.
 	serverType := servName + "ProviderBase"
 	g.P("type ", serverType, " struct {")
@@ -271,9 +259,6 @@ func (g *dubboGrpc) generateClientSignature(servName string, method *pb.MethodDe
 	return fmt.Sprintf("%s func(ctx %s.Context%s, %s) error", methName, contextPkg, reqArg, respName)
 }
 
-//func (g *dubboGrpc) generateClientMethod(servName, fullServName, serviceDescVar string, method *pb.MethodDescriptorProto, descExpr string) {
-//}
-
 func (g *dubboGrpc) generateServerMethod(servName, fullServName string, method *pb.MethodDescriptorProto) string {
 	methName := generator.CamelCase(method.GetName())
 	hname := fmt.Sprintf("_DUBBO_%s_%s_Handler", servName, methName)
@@ -283,7 +268,15 @@ func (g *dubboGrpc) generateServerMethod(servName, fullServName string, method *
 		g.P("func ", hname, "(srv interface{}, ctx ", contextPkg, ".Context, dec func(interface{}) error, interceptor ", grpcPkg, ".UnaryServerInterceptor) (interface{}, error) {")
 		g.P("in := new(", inType, ")")
 		g.P("if err := dec(in); err != nil { return nil, err }")
-
+		g.P(`// DubboGrpcService is gRPC service
+type DubboGrpcService interface {
+	// SetProxyImpl sets proxy.
+	SetProxyImpl(impl protocol.Invoker)
+	// GetProxyImpl gets proxy.
+	GetProxyImpl() protocol.Invoker
+	// ServiceDesc gets an RPC service's specification.
+	ServiceDesc() *grpc.ServiceDesc
+}`)
 		g.P("base := srv.(DubboGrpcService)")
 		g.P("args := []interface{}{}")
 		g.P("args = append(args, in)")
@@ -311,6 +304,15 @@ func (g *dubboGrpc) generateServerMethod(servName, fullServName string, method *
 	}
 	streamType := unexport(servName) + methName + "Server"
 	g.P("func ", hname, "(srv interface{}, stream ", grpcPkg, ".ServerStream) error {")
+	g.P(`// DubboGrpcService is gRPC service
+type DubboGrpcService interface {
+	// SetProxyImpl sets proxy.
+	SetProxyImpl(impl protocol.Invoker)
+	// GetProxyImpl gets proxy.
+	GetProxyImpl() protocol.Invoker
+	// ServiceDesc gets an RPC service's specification.
+	ServiceDesc() *grpc.ServiceDesc
+}`)
 	g.P("_, ok := srv.(DubboGrpcService)")
 	g.P(`invo := invocation.NewRPCInvocation("`, methName, `", nil, nil)`)
 	g.P("if !ok {")