--Pull Control
--Select and unblock an element from the forward blocking list. This element will enter the station next.
--Select and unblock an element from the forward blocking list. 
--This element will enter the station next.
--@,? is the station calling this control
is
	blockList: table;
do
	-- @,?: the object the control was called for
	blockList.create;
	?.fwBlockList(blockList);
	-- select and unblock one element from the block list
	-- this element will enter the station next
	-- e.g. unblock the first element
	?.unblock(blockList[1,1]);
end;

