Steadfast.java

package net.adamqpzm.steadfast;

import org.bukkit.entity.Player;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.EntityDamageByEntityEvent;
import org.bukkit.plugin.java.JavaPlugin;

public class Steadfast extends JavaPlugin implements Listener {

	@Override
	public void onEnable() {
		getServer().getPluginManager().registerEvents(this, this);
	}

	@EventHandler
	public void onKnockback(EntityDamageByEntityEvent e) {
		if (!(e.getEntity() instanceof Player))
			return;
		Player p = (Player) e.getEntity();
		if (!p.hasPermission("steadfast.steadfast"))
			return;
		e.setCancelled(true);
		p.damage(e.getFinalDamage(), e.getDamager());
	}
}