CaptureFollowerSnapshotCommand.as

package com.destroytoday.example
{
	public class CaptureFollowerSnapshotCommand extends CompositeSignalCommand
	{
		[Inject]
		public var user:UserVO;
		
		public function CaptureFollowerSnapshotCommand()
		{
		}

		override public function execute():void
		{
			addCommand(GetFollowerIDListCommand);
			addCommand(StoreFollowerIDListCommand);
			addCommand(PopulateEmptyFollowersCommand);
			addCommand(StoreFollowerSnapshotCommand);

			super.execute();
		}

		// override the sub-command instantiation method if you need to attach payloads
		override protected function instantiateCommand(commandClass:Class, 
								payloadClassList:Array = null, 
								payloadValueList:Array = null):ISignalCommand
		{
			switch (commandClass)
			{
				// pass on composite's payload
				case GetFollowerIDListCommand:
					payloadClassList = [UserVO];
					payloadValueList = user;
					break;
				// create payload on the spot
				case StoreFollowerSnapshotCommand:
					payloadClassList = [Date];
					payloadValueList = new Date();
					break;
			}
			
			super.instantiateCommand(commandClass, payloadClassList, payloadValueList);
		}
	}
}