red5 应用（二）
继续使用应用一中的java文件，添加方法
public boolean appConnect(IConnection conn, Object[] args) {System.out.println(" 连接");return true;}public String change(String str){System.out.println(" 客户端调用服务器");return str.toUpperCase();// 传入的字符串转换成大写后返回}?新写flex文件，测试实现情况：
<?xml version="1.0" encoding="utf-8"?><s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600"><s:layout><s:BasicLayout/></s:layout><fx:Declarations></fx:Declarations><fx:Script><![CDATA[import mx.controls.Alert;private var rtmpURL:String="rtmp://localhost:1935/mychat";private var conn:NetConnection=new NetConnection();private var isConnectSuccess:Boolean=false;private var responder:Responder=new Responder(resultFun);private function resultFun(object:String):void{trace(object);result.text=object.toString();}private function clickConnect(e:MouseEvent):void{conn.addEventListener(NetStatusEvent.NET_STATUS,netStatus);conn.connect(rtmpURL);}private function click(e:MouseEvent):void{invoke();}private function invoke():void{if(isConnectSuccess){conn.call("change",responder,str.text);//change 是服务器端方法名称//conn.call("change",responder,"1234146");//change 是服务器端方法名称}else{Alert.show("还没连接到服务器");}}private function netStatus(e:NetStatusEvent):void{trace(e.info.code);if(e.info.code=="NetConnection.Connect.Success"){isConnectSuccess=true;}}]]></fx:Script><mx:Button x="224" y="175" label="调用服务器方法" click="this.click(event)"/><s:TextInput x="129" y="145" width="212" id="str" /> <s:Label x="129" y="119" text="显示从服务器端返回的字符" width="160" id="result" fontSize="12" /><mx:Button x="129" y="175" label="连接服务器" click="this.clickConnect(event)"/></s:Application>?