It didn't work. Here is what I have:
public class EventHookContainerClass extends ItemRegistry{
@EventHandler
public void playerLogginEvent(PlayerLoggedInEvent Event){
String playername = Event.player.getCommandSenderName();
String squirlemaster = "squirlemaster";
String Builder_BRP = "Builder_BRP";
if (playername.equals(squirlemaster)){
Event.player.inventory.addItemStackToInventory(new ItemStack(YAKOB_SWORD, 1));
}
}
}