@EventHandler (priority = EventPriority.LOWEST, ignoreCancelled = true)
public void onEntityDamage(EntityDamageEvent eve){
    if(!(eve instanceof EntityDamageByEntityEvent)){
        return;
    }
    EntityDamageByEntityEvent event = (EntityDamageByEntityEvent) eve;
    if(event.getEntity() instanceof Player){
        Bukkit.broadcastMessage("PLAYER"); // Never fired
        // ... Player logic
    }else{ // Mob
        // Mob Logic
    }
}