Flex反射工具類（非常實用）

package com.shine.framework.core.util
{
	import flash.utils.describeType;
	import flash.utils.getDefinitionByName;
	import flash.utils.getQualifiedClassName;  
	import flash.utils.getQualifiedSuperclassName;  
	import mx.utils.NameUtil;
	
	import mx.collections.ArrayCollection;
	import mx.controls.Alert;
	
	public class ReferenceUtil
	{
		public function ReferenceUtil()
		{
		}
		
		/**
		 * 獲取class的object package::className
		 * */
		public static function referenceClass(className:String):Object{
			var ClassReference:Class = getDefinitionByName(className) as Class;
			var instance:Object = new ClassReference();
			return instance;
		}
		
		/**
		 * 獲取class的value
		 * */
		public static function referenceClassParameters(className:String,parameters:String):*{
			return referenceClass(className)[parameters];
		}
		
		/**
		 * 執行方法
		 * */
		public static function referenceClassFunction(className:String,functionName:String,... rest):*{
			var instance:Object =referenceClass(className);
			return instance[functionName].apply(instance,rest); 
		}
		
		/**
		 * 執行方法
		 * */
		public static function referenceObjectFunction(instance:Object,functionName:String,... rest):*{
			return instance[functionName].apply(instance,rest); 
		}
		
		/**
		 * 獲取class name全名
		 * */
		public static function getClassFullName(value:Object):String{
			return getQualifiedClassName(value);
		}
		
		
		/**
		 * 獲取class name
		 * */
		public static function getClassName(value:Object):String{
			if(getQualifiedClassName(value).indexOf("::")!=-1)
				return getQualifiedClassName(value).substring(getQualifiedClassName(value).indexOf("::")+2);
			else
				return getClassFullName(value);
		}
		
		/**
		 * 獲取所有的function列表
		 * ps:只能獲取去方法的名稱，不可以獲取protected and private
		 * */
		public static function getAllFunctionFromObject(instance:Object):ArrayCollection{
			var functionArrayCollection:ArrayCollection=new ArrayCollection;
			var method:XMLList=describeType(instance).method;
			var num:int=method.length();
			for(var i:int=0;i<num;i++){
				var xml:XML=method[i];
				functionArrayCollection.addItem(xml.@name);
				xml=null;
			}
			return functionArrayCollection;
		}
	}
}

轉自：http://blog.csdn.net/arjick/article/details/6278116