package main

import (

    "net/http"

    "com.jtthink.net/myhttpserver/core"

)

type MyHandler struct {

}

func(*MyHandler) ServeHTTP(writer http.ResponseWriter, request *http.Request){

     writer.Write([]byte("hello,myhandler"))

}

func main()  {

    router:=core.DefaultRouter()

    router.Add("/",&NewsController{})

    http.ListenAndServe(":8099",router)

}

package main

import "com.jtthink.net/myhttpserver/core"

type NewsController struct {

    core.MyController

}

func(this *NewsController) GET()  {

   this.Ctx.WriteString("this is newscontroller")

}

func(this *NewsController) POST()  {

    this.Ctx.WriteString("this is newscontroller for POST")

}

package core

import (

    "net/http"

)

type MyHandlerFunc func(ctx *MyContext)

type MyRouter struct {

    Mapping map[string]ControllerInterface

}

func DefaultRouter() *MyRouter {

     return &MyRouter{make(map[string]ControllerInterface)}

}

//加入 path 和Controller的对应关系

func(this *MyRouter) Add(path string,c ControllerInterface)  {

    this.Mapping[path]=c

}

func(this *MyRouter) ServeHTTP(writer http.ResponseWriter, request *http.Request){

    //chrome 会默认请求图标地址

    if f,OK:=this.Mapping[request.URL.Path];OK{

         f.Init(&MyContext{request,writer}) //关键代码

         if request.Method=="GET"{//没有做防错处理

             f.GET()

         }

        if request.Method=="POST"{//没有做防错处理

            f.POST()

        }

    }

}

package core

type MyController struct {

    Ctx *MyContext

}

func(this *MyController) Init (ctx *MyContext)  {

    this.Ctx=ctx

}

type ControllerInterface interface {

    Init(ctx *MyContext)

    GET()

    POST()

}

package core

import "net/http"

type MyContext struct { //上下文对象

      request *http.Request

      http.ResponseWriter

}

func(this *MyContext) WriteString(str string){

    this.Write([]byte(str))

}