mxml代码：

<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"layout="absolute" addedToStage="init()">
<mx:Script source="test/filesend.as"> </mx:Script>
<mx:TextInput x="9" y="41" width="301" id="txtNearID"/>
<mx:TextInput x="9" y="72" width="301" id="txtFarID"/>
<mx:Label x="319" y="72" text="Target address"/>
<mx:Label x="319" y="42" text="Your address"/>
<mx:Button x="237" y="102" label="Validate" click="receive(event)"/>
<mx:VBox  x="8" y="165" width="302" height="242" id="fileField" horizontalAlign="right">
<mx:HBox width="100%" height="28">
<mx:TextInput width="227" id="txtFile"/>
<mx:Button label="Browse" click="browseHandler()"/>
</mx:HBox>
<mx:List width="302" height="143" id="fileList" ></mx:List>
<mx:Button id="btnSend" label="Send" enabled="false" click="onFileSend(event)"/>
</mx:VBox>
</mx:Application>

as代码：

//Importing the necessary classes
import mx.events.ItemClickEvent;
import mx.events.ListEvent;
import mx.controls.Alert;
//import mx.automation.events.ListItemSelectEvent;
import mx.collections.ArrayCollection;

// Creating constants for the stratus serveraddress and your developer key
private const SERVER_ADDRESS:String = "rtmfp://stratus.adobe.com/";
private const DEVELOPER_KEY:String = "d1206cd8a9de7cd4b0b960e3-73bf82f0a3dd";

//Creating variable for handling the incomming and outgoing data
private var netConnection:NetConnection;
private var sendStream:NetStream;
private var recievedStream:NetStream;

// Create a variabele for handling the files
private var file:FileReference;

// A Dataprovider for the listitem (to display downloads)
private var dp:ArrayCollection = new ArrayCollection;

private function init():void
{
// Creating a new connection to the Stratus server
netConnection = new NetConnection();
netConnection.addEventListener(NetStatusEvent.NET_STATUS, netConnectionHandler);
netConnection.connect(SERVER_ADDRESS+DEVELOPER_KEY);
}

public function netConnectionHandler(e:NetStatusEvent):void
{ 
// If there was a connection was made with the Stratusserver
if(e.info.code == "NetConnection.Connect.Success")
{
// Adding your id to the NearID textfield
txtNearID.text = netConnection.nearID;
// Creating a new netstream that handles the outgoing data
sendStream = new NetStream(netConnection, NetStream.DIRECT_CONNECTIONS);
sendStream.addEventListener(NetStatusEvent.NET_STATUS, netStreamHandler);
// Giving the stream a idName
sendStream.publish("file");
}
}

public function netStreamHandler(e:NetStatusEvent):void
{
Alert.show(e.info.code);
}

private function receive(e:Event):void
{ 
// This functions handles the incomming data
// Connection between you and the target
recievedStream = new NetStream(netConnection,txtFarID.text);
recievedStream.client = this;
recievedStream.addEventListener(NetStatusEvent.NET_STATUS, incomingStreamHandler);
// Using the "file" stream identification
recievedStream.play("file");
}

public function incomingStreamHandler(e:NetStatusEvent):void
{

// If there was a connection between you and the target
if(e.info.code == "NetStream.Play.Start")
{
Alert.show(e.info.code);
// set the textBackgroundcolor to green
txtFarID.setStyle("backgroundColor", "#00ff00");
// show the fileBrowse/Send view
fileField.visible = true;
}
}

private function browseHandler():void
{
// Creating a new FileReference to start choosing your file
file = new FileReference;
// Adding eventListeners
file.addEventListener(Event.SELECT, selectHandler);
file.addEventListener(IOErrorEvent.IO_ERROR, ioErrorHandler);
file.addEventListener(ProgressEvent.PROGRESS, progressHandler);
file.addEventListener(Event.COMPLETE, completeHandler);
// Open the browse-file dialogue
file.browse();
}

private function selectHandler(event:Event):void
{
// If you selected a file to send
file =  FileReference(event.target);
// load the file
file.load();
// Set the source textfield to the filename
txtFile.text = file.name;
}
private function completeHandler(event:Event):void
{
// The file was loaded succesfully
//Alert.show("completeHandler: " + event);
//trace("completeHandler: " + event);
// The send button will be enabled
btnSend.enabled= true;
}

private function ioErrorHandler(event:IOErrorEvent):void
{
trace("ioErrorHandler: " + event);
//Alert.show("出错了: " + event);
}

private function progressHandler(event:ProgressEvent):void
{
// Process  loading the file
var file:FileReference = FileReference(event.target);
//trace("progressHandler: name=" + file.name + " bytesLoaded=" + event.bytesLoaded + " bytesTotal=" + event.bytesTotal);
//Alert.show("progressHandle提交: name=" + file.name + " bytesLoaded=" + event.bytesLoaded + " bytesTotal=" + event.bytesTotal);
//Alert.show("chengong");

}

public function onFileSend(e:Event):void
{
Alert.show("send: " + e);
// Creating an object
var fileData:Object = new Object();
// Giving the object a property that container the file data as a ByteArray
fileData.file = file.data
// Property of the name of the file
fileData.name = file.name;
// Sending the file to the target and it will be received
// by the 'onFileReceived' function
sendStream.send("onFileReceived",fileData);
}

public function onFileReceived(info:Object):void
{
Alert.show("888");
// This functions handles the incomming data
// We add the object to a dataprovider
// For displayin the files in a list
// Giving the name and file data as properties
dp.addItem({label:info.name, file:info.file});
// If an item of the list was clicked
fileList.addEventListener(ListEvent.ITEM_CLICK, itemDownloadHandler);
// Setting the dataprovider of the listcomponent
fileList.dataProvider = dp;
}
private function itemDownloadHandler(event:ListEvent):void
{
Alert.show("999999999");
// creating new FileReference
file= new FileReference();
// saving the clicked item to your computer
// brings out a savedialogue
file.save(event.itemRenderer.data.file, event.itemRenderer.data.label);
}

说明：

FP10里，AS3提供了一个新的API用于支持RTMFP协义。连接到Stratus服务并创建点到点的流媒体就像是在FMS上工作一般。需要使用的的开发工具是Flash CS4或更高版本和Flash Builder4，运行环境需要在FP10以上或AIR1.5上。