flex는 자바 백그라운드를 통해 IP와 pcname 예시 코드를 가져옵니다.

 
public String getCompuName() 
{ 
Map<String, String> map = System.getenv() ; 
String computerName = map.get("COMPUTERNAME");//   
return computerName; 
} 
public String getIp() 
{ 
InetAddress addr = null; 
try { 
addr = InetAddress.getLocalHost(); 
} 
catch (UnknownHostException e) 
{ 
e.printStackTrace(); 
} 
String ip = addr.getHostAddress().toString();// IP 
return ip; 
} 

 
import java.util.Map; 
import java.net.InetAddress; 
import java.net.UnknownHostException; 

 
<?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" xmlns:supportClasses="com.esri.ags.skins.supportClasses.*" minWidth="955" minHeight="600" creationComplete="init()"> 
<fx:Script> 
<![CDATA[ 
import mx.controls.Alert; 
import mx.rpc.events.FaultEvent; 
import mx.rpc.events.ResultEvent; 
public function init():void 
{ 
IPandPcname.getCompuName(); 
IPandPcname.getIp(); 
} 
public function IPandPcname_faultHandler(event:FaultEvent):void 
{ 
Alert.show(event.toString()); 
} 
public function getCompuName_Handler(event:ResultEvent):void 
{ 
Alert.show(event.result.toString()); 
} 
public function getIp_Handler(event:ResultEvent):void 
{ 
Alert.show(event.result.toString()); 
} 
]]> 
</fx:Script> 
<s:layout> 
<supportClasses:AttachmentLayout/> 
</s:layout> 
<fx:Declarations> 
<!--  （ 、 ）  --> 
<mx:RemoteObject id="IPandPcname" destination="systemConfAction" fault="IPandPcname_faultHandler(event)"> 
<mx:method name="getCompuName" result="getCompuName_Handler(event)" /> 
<mx:method name="getIp" result="getIp_Handler(event)" /> 
</mx:RemoteObject> 
</fx:Declarations> 
</s:Application>