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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,125 @@ | ||
| // Copyright 2024 CloudWeGo Authors | ||
| // | ||
| // 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. | ||
|
|
||
| package generator | ||
|
|
||
| import ( | ||
| "strings" | ||
|
|
||
| "google.golang.org/protobuf/compiler/protogen" | ||
| ) | ||
|
|
||
| func generateHessian2Ext(g *generator, gen *protogen.Plugin) error { | ||
| for _, file := range gen.Files { | ||
| err := g.generateAPIFile(gen, file) | ||
| if err != nil { | ||
| return err | ||
| } | ||
|
|
||
| for _, svr := range file.Services { | ||
| err := g.generateServiceExt(gen, svr, file) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
| } | ||
| return nil | ||
| } | ||
|
|
||
| // generateAPIFile implements dubbo extension interface every message. | ||
| // ref: https://github.com/kitex-contrib/codec-dubbo/blob/dcc4d83669b139d5daa75823d2eda5584d92ebc7/pkg/iface/protocol.go#L22 | ||
| func (g *generator) generateAPIFile(gen *protogen.Plugin, file *protogen.File) error { | ||
| if len(file.Messages) == 0 { | ||
| return nil | ||
| } | ||
| fileName := filePrefix + file.GeneratedFilenamePrefix + "_" + fileExt | ||
| genFile := gen.NewGeneratedFile(fileName, "") | ||
| request := &ExtFile{ | ||
| Version: version, | ||
| PkgName: file.GoPackageName, | ||
| } | ||
| if file.Proto != nil && file.Proto.Options != nil { | ||
| if file.Proto.Options.GoPackage != nil { | ||
| request.GoPackage = *file.Proto.Options.GoPackage | ||
| } | ||
| if file.Proto.Options.JavaPackage != nil { | ||
| request.JavaPackage = *file.Proto.Options.JavaPackage | ||
| } | ||
| } | ||
| messages := file.Messages | ||
| for len(messages) != 0 { | ||
| var nestedMessages []*protogen.Message | ||
| for _, message := range messages { | ||
| s := &StructLike{ | ||
| Name: message.GoIdent.GoName, | ||
| GoPackage: request.GoPackage, | ||
| JavaPackage: request.JavaPackage, | ||
| } | ||
| for _, field := range message.Fields { | ||
| filed := &Field{ | ||
| Name: field.GoName, | ||
| } | ||
| s.Fields = append(s.Fields, filed) | ||
| } | ||
| request.StructLikes = append(request.StructLikes, s) | ||
| nestedMessages = append(nestedMessages, message.Messages...) | ||
| } | ||
| messages = nestedMessages | ||
| } | ||
|
|
||
| for _, svr := range file.Services { | ||
| s := &ExtService{ | ||
| Name: svr.GoName, | ||
| } | ||
| request.Services = append(request.Services, s) | ||
| } | ||
|
|
||
| var buf strings.Builder | ||
| err := g.tpl.ExecuteTemplate(&buf, "structlikes", request) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| genFile.P(buf.String()) | ||
| return nil | ||
| } | ||
|
|
||
| // generateServiceExt: implements dubbo extension interface for service method args and response | ||
| // ref: https://github.com/cloudwego/kitex/blob/8526b3af30fcd321db268cae59a3545a9c6f237f/tool/internal_pkg/generator/generator.go#L392 | ||
| func (g *generator) generateServiceExt(gen *protogen.Plugin, svr *protogen.Service, file *protogen.File) error { | ||
| fileName := filePrefix + string(file.GoImportPath) + "/" + strings.ToLower(svr.GoName) + "/" + fileExt | ||
| genFile := gen.NewGeneratedFile(fileName, "") | ||
| rSvr := &ExtService{ | ||
| Version: version, | ||
| PkgName: strings.ToLower(svr.GoName), | ||
| Name: svr.GoName, | ||
| } | ||
| for _, method := range svr.Methods { | ||
| s := &Function{ | ||
| Method: method.GoName, | ||
| InputType: method.Input.GoIdent.GoName, | ||
| OutputType: method.Output.GoIdent.GoName, | ||
| } | ||
| rSvr.Functions = append(rSvr.Functions, s) | ||
| } | ||
| var buf strings.Builder | ||
| err := g.tpl.ExecuteTemplate(&buf, "service", rSvr) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| genFile.P(buf.String()) | ||
| return nil | ||
| } |
11 changes: 11 additions & 0 deletions
11
tools/protoc-gen-kitex-dubbo/templates/hessian_extension.go
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