Cocaine Plugin not working

package me.OrnateApocalypse.Cocaine;

import org.bukkit.Material;
import org.bukkit.entity.Item;
import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.block.Action;
import org.bukkit.event.player.PlayerInteractEvent;
import org.bukkit.potion.PotionEffect;
import org.bukkit.potion.PotionEffectType;

public class Events implements Listener {
@EventHandler
public void onPlayerInteract(final PlayerInteractEvent e) {
if(!(e.getAction() == Action.RIGHT_CLICK_AIR)) return;
if(!(e.getItem().getType() == Material.SUGAR)) return;
Player pl = e.getPlayer();
Item it = (Item) pl.getItemInHand();
pl.addPotionEffect(new PotionEffect(PotionEffectType.SPEED, 1800, 2));
pl.addPotionEffect(new PotionEffect(PotionEffectType.JUMP, 1800, 2));
pl.addPotionEffect(new PotionEffect(PotionEffectType.REGENERATION, 1800, 1));
pl.addPotionEffect(new PotionEffect(PotionEffectType.INCREASE_DAMAGE, 1200, 1));
it.remove();
}
}

There is a problem with PlayerInteractEvent

Its Bukkit 1.8

 

@OrnateApocalypse
You have not given enough information.

What is it supposed to do?
What does it actually do?

I'm going out on a limb here and saying you haven't registered your events.

Also, why is your PlayerInteractEvent set as final?