<% ... @ page contentType="text/html; charset=UTF-8"  %>

<% ...

    String usr = java.net.URLDecoder.decode(request.getParameter("user"), "UTF-8");

    System.out.println("取得传入的参数:"+usr);

    String psw = java.net.URLDecoder.decode(request.getParameter("psw"), "UTF-8");

    System.out.println("取得传入的参数:"+psw);

%>

<% = usr %> + <% = psw %>

<? xml version="1.0" encoding="utf-8" ?>

< mx:Application  xmlns:mx ="http://www.adobe.com/2006/mxml"  

    layout ="absolute"  fontSize ="12"  xmlns:local ="*" >

     < mx:TraceTarget />

     < mx:Style >

        .lab{

           fontWeight: "bold";

           /*color: #FF0000;*/

           fontSize: 15;

        }

     </ mx:Style >

     < mx:Script >

         <![CDATA[

        //对提交给后台的参数进行UTF-8的编码处理

        private function httpEncoding(param:String):String{

            return encodeURIComponent(param);

        }

        private function doLogin():void {

            //trace("focusEnabled:"+loading.focusEnabled);

            //this.focusManager.setFocus(user);

            var url:String = "http://localhost:8600/flex.jsp";

            var params:URLVariables = new URLVariables();

            //这个user,psw就是传入后台的参数user,jsp就用 request.getParameter("user")来取

            params.user = httpEncoding(user.text);

            params.psw = psw.text;

            var loader:URLLoader = new URLLoader();

            this.configureEventListeners(loader);

            //可以不设置,因为默认是text

            loader.dataFormat = URLLoaderDataFormat.TEXT;

            var request:URLRequest = new URLRequest(url);

            request.data = params;

            try{

                loader.load(request);

            }catch(error:Error){

                trace(error.message);

            }

        }

        private function configureEventListeners(dispatcher:IEventDispatcher):void {

            dispatcher.addEventListener(Event.COMPLETE, completeHandler);

            dispatcher.addEventListener(Event.OPEN, openHandler);

            dispatcher.addEventListener(ProgressEvent.PROGRESS, progressHandler);

            dispatcher.addEventListener(SecurityErrorEvent.SECURITY_ERROR, securityErrorHandler);

            dispatcher.addEventListener(HTTPStatusEvent.HTTP_STATUS, httpStatusHandler);

            dispatcher.addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler);

        }

       private function completeHandler(event:Event):void {

            var loader:URLLoader = URLLoader(event.target);

            trace("--complete..."+event.target.data);

            //var dataXML:XML = XML(event.target.data);

            //trace(dataXML.toXMLString());

            btn_btn.enabled=true;

        }

        private function openHandler(event:Event):void {

            trace("openHandler: " + event);

            //this.focusManager.setFocus(loading);

            btn_btn.enabled=false;

        }

        private function progressHandler(event:ProgressEvent):void {

            trace("progressHandler loaded:" + event.bytesLoaded + " total: " + event.bytesTotal);

        }

        private function securityErrorHandler(event:SecurityErrorEvent):void {

            trace("securityErrorHandler: " + event);

        }

        private function httpStatusHandler(event:HTTPStatusEvent):void {

            trace("httpStatusHandler: " + event);

        }

        private function ioErrorHandler(event:IOErrorEvent):void {

            trace("ioErrorHandler: " + event);

        }

         ]]>

     </ mx:Script >

    

     < mx:Panel  title ="欢迎登录WAP管理系统："  width ="307"  height ="189"  layout ="absolute"  verticalAlign ="top"  horizontalCenter ="-10.5"  verticalCenter ="-9" >

         < mx:Label  x ="32"  y ="25"  text ="登录口令:"  width ="59" />

         < mx:TextInput  id ="user"  x ="99"  y ="23"  width ="147" />

         < mx:Label  x ="32"  y ="53"  text ="登录密码:"  width ="59" />

         < mx:TextInput  id ="psw"  x ="99"  y ="51"  displayAsPassword ="true"  width ="147" />

         < mx:ControlBar  alpha ="1" >

             < mx:Button  id ="btn_btn"  x ="58"  y ="92"  label ="确 定"  click ="this.doLogin();" />

             < mx:Button  x ="162"  y ="92"  label ="取 消" />

             < mx:Label  x ="0"  y ="129"  text ="Powered by Keren"  textAlign ="right" />

         </ mx:ControlBar >

     </ mx:Panel >

</ mx:Application >