Bukkit Enderman holding Fishing Rod

package de.mdstv.bukkit;

import org.bukkit.Material;
import org.bukkit.entity.Enderman;
import org.bukkit.entity.EntityType;
import org.bukkit.event.EventHandler;
import org.bukkit.event.Listener;
import org.bukkit.event.entity.CreatureSpawnEvent;
import org.bukkit.inventory.ItemStack;
import org.bukkit.plugin.java.JavaPlugin;

public class EndermanFun extends JavaPlugin implements Listener {
    @Override
    public void onEnable() {
        getServer().getPluginManager().registerEvents(this, this);
    }

    @EventHandler
    public void onEnderManSpawn(CreatureSpawnEvent evt) {
        // Wenn kein Enderman, dann abbrechen
        if (evt.getEntityType() != EntityType.ENDERMAN) {
            return;
        }

        // Kreatur zu Enderman casten
        Enderman e = (Enderman) evt.getEntity(); // Class cast Exception?

        // Dem Enderman ne Angel in die Hand drücken
        ItemStack i = new ItemStack(Material.FISHING_ROD, 1, (short) 0);
        e.setCarriedMaterial(i.getData());
    }
}