golang按请求中的不同标识处理不同的业务逻辑

目录结构：

I:\workspace_goland\hello>tree /F
卷新加卷的文件夹 PATH 列表
卷序列号为 F04C-09C0
I:.
├─bin
├─pkg
└─src
│ main.go
│ system.json
│
└─com
├─bo
│ adsl.go
│ lan.go
│
└─conf
system.go

main.go

@H_403_29@package main

@H_403_29@import (
   @H_403_29@"com/bo" @H_403_29@ "com/conf" @H_403_29@ "fmt" @H_403_29@ "reflect" @H_403_29@ "strconv" @H_403_29@ "strings" )

@H_403_29@var regStruct @H_403_29@map[string]@H_403_29@interface{}
@H_403_29@var sys conf.System

@H_403_29@func init() {

   conf.LoadConfig(@H_403_29@"I:/workspace_goland/hello/src/system.json",&sys)

   regStruct = make(@H_403_29@map[string]@H_403_29@interface{})
   regStruct[@H_403_29@"Adsl"] = bo.Adsl{}
   regStruct[@H_403_29@"Lan"] = bo.Lan{}

}

//golang按请求中的不同标识处理不同的业务逻辑 @H_403_29@func main() {

   request := @H_403_29@"3|||1|||P01=1|||M02=3" @H_403_29@ doRequest(request,sys)

   request = @H_403_29@"4|||2|||P01=1|||M02=3" @H_403_29@ doRequest(request,sys)
}

@H_403_29@func doRequest(request string,sys conf.System) {
   //解析请求，获取业务对象，操作对象和其他数据  fmt.Println(@H_403_29@"request: ",request)
   fields := strings.Split(request,@H_403_29@"|||")
   objtype,_ := strconv.Atoi(fields[0])
   opttype,_ := strconv.Atoi(fields[1])
   ruleClassName := getRuleClassName(sys,objtype)
   methodName := getOptMethodName(sys,opttype)

   execute(ruleClassName,methodName)
}

//通过反射调用对象的操作方法 @H_403_29@func execute(ruleClassName string,methodName string) {
   t := reflect.TypeOf(regStruct[ruleClassName])
   response := reflect.New(t).MethodByName(methodName).Call(nil)
   fmt.Println(@H_403_29@"response: ",response)
   fmt.Println()
}

@H_403_29@func getOptMethodName(sys conf.System,opttype int) string {
   @H_403_29@var ret = @H_403_29@"" @H_403_29@ optList := sys.OptList
   @H_403_29@for _,obj := @H_403_29@range optList {
      @H_403_29@if opttype == obj.OptType {
         ret = obj.MethodName
         fmt.Println(@H_403_29@"methodName: ",ret)
         @H_403_29@break @H_403_29@ }
   }
   @H_403_29@return ret
}

@H_403_29@func getRuleClassName(sys conf.System,objtype int) string {
   @H_403_29@var ret = @H_403_29@"" @H_403_29@ objList := sys.ObjList
   @H_403_29@for _,obj := @H_403_29@range objList {
      @H_403_29@if objtype == obj.ObjType {
         ret = obj.RuleClassName
         fmt.Println(@H_403_29@"RuleClassName: ",ret)
         @H_403_29@break @H_403_29@ }
   }
   @H_403_29@return ret
}

adsl.go

@H_403_29@package bo

@H_403_29@type Adsl @H_403_29@struct {
}

@H_403_29@func (obj Adsl) Add() string {
   ret := @H_403_29@"invoke adsl add,then return data" @H_403_29@ @H_403_29@return ret
}

@H_403_29@func (obj Adsl) Del() string {
   ret := @H_403_29@"invoke adsl delete,then return data" @H_403_29@ @H_403_29@return ret
}

lan.go

@H_403_29@package bo

@H_403_29@type Lan @H_403_29@struct {
}

@H_403_29@func (obj Lan) Add() string {
   ret := @H_403_29@"invoke lan add,then return data" @H_403_29@ @H_403_29@return ret
}

@H_403_29@func (obj Lan) Del() string {
   ret := @H_403_29@"invoke lan delete,then return data" @H_403_29@ @H_403_29@return ret
}

system.go

@H_403_29@package conf

@H_403_29@import (
   @H_403_29@"encoding/json" @H_403_29@ "fmt" @H_403_29@ "io/IoUtil" )

@H_403_29@type System @H_403_29@struct {
   ObjList []obj @H_403_29@`json:"objList"` @H_403_29@ OptList []opt @H_403_29@`json:"optList"` }

@H_403_29@type obj @H_403_29@struct {
   ObjType       int    @H_403_29@`json:"objType"` //变量首字母必须大写，不然解析不出来数据  RuleClassName string @H_403_29@`json:"ruleClassName"` @H_403_29@ ServiceType   int    @H_403_29@`json:"serviceType"` }

@H_403_29@type opt @H_403_29@struct {
   OptType    int    @H_403_29@`json:"optType"` @H_403_29@ MethodName string @H_403_29@`json:"methodName"` }

@H_403_29@func LoadConfig(path string,v @H_403_29@interface{}) {
   bytes,err := IoUtil.ReadFile(path)
   @H_403_29@if err != nil {
      fmt.Printf(@H_403_29@"Failed to open config file '%s': %s\n",path,err)
      @H_403_29@return @H_403_29@ }
   err = json.Unmarshal(bytes,v)
   @H_403_29@if err != nil {
      fmt.Println(@H_403_29@"Unmarshal: ",err.Error())
      @H_403_29@return @H_403_29@ }
}

system.json

{
  @H_403_29@"objList": [
    {
      @H_403_29@"objType": 3,@H_403_29@"ruleClassName": @H_403_29@"Adsl",@H_403_29@"serviceType": 1
    },{
      @H_403_29@"objType": 4,@H_403_29@"ruleClassName": @H_403_29@"Lan",@H_403_29@"serviceType": 2
    }
  ],@H_403_29@"optList": [
    {
      @H_403_29@"optType": 1,@H_403_29@"methodName": @H_403_29@"Add" @H_403_29@ },{
      @H_403_29@"optType": 2,@H_403_29@"methodName": @H_403_29@"Del" }
  ]
}

golang按请求中的不同标识处理不同的业务逻辑

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