getBehavior
Gets the first ItemBehavior that is an instance of T, or throws an IllegalStateException if there is none.
Gets the first ItemBehavior that is an instance of behavior, or throws an IllegalStateException if there is none.
Gets the first ItemBehavior that is an instance of T, or throws an IllegalStateException if there is none.
Gets the first ItemBehavior that is an instance of behavior, or throws an IllegalStateException if there is none.