public void trackUUID(final UUID uuid, final String name, boolean replace) {
        if (uuid != null) {
            keys.add(uuid);
            if (name != null && name.length() > 0) {
                final String keyName = StringUtil.safeString(name);
                if (!names.containsKey(keyName)) {
                    names.put(keyName, uuid);
                    uuidMap.writeUUIDMap();
                } else if (!names.get(keyName).equals(uuid)) {
                    if (replace) {
                        ess.getLogger().info("Found new UUID for " + name + ". Replacing " + names.get(keyName).toString() + " with " + uuid.toString());
                        names.put(keyName, uuid);
                        uuidMap.writeUUIDMap();
                    } else {
                        if (ess.getSettings().isDebug()) {
                            ess.getLogger().info("Found old UUID for " + name + " (" + uuid.toString() + "). Not adding to usermap.");
                        }
                    }
                }
            }
        }
    }