hello,
I am deninitely no expert in this kind of weapon but I would say that this is a kudi or kudijang from Java.
You may take a look here:
http://www.valiantco.com/
and here:
http://old.blades.free.fr/
Klick on the spears picture and You will see an old one.
And no, I don't think that this is a tourist piece.
But please ask the experts.
Best regards, Helge