hasBehavior
Checks whether this NovaItem has an ItemBehavior of the reified type T, or a subclass of it.
Checks whether this NovaItem has an ItemBehavior of the specified class type, or a subclass of it.
Checks whether this NovaItem has an ItemBehavior of the reified type T, or a subclass of it.
Checks whether this NovaItem has an ItemBehavior of the specified class type, or a subclass of it.