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Java code:

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute">

<mx:Script>
<![CDATA[
import flash.events.MouseEvent;

import mx.controls.Image;
import mx.core.DragSource;
import mx.core.UIComponent;
import mx.events.DragEvent;
import mx.managers.DragManager;

private function dragIt(event:MouseEvent):void
{
var image:Image = event.target as Image;
var dragSource:DragSource = new DragSource();
dragSource.addData(image, "source");