newReading = reading;
            newPos = pos;
        }
    }

    /**
     * Returns the new token.
     *
     * @return The new token.
     */
    public String getNewToken() {
        return newToken;
    }

    /**
     * Sets the new token.
     *
     * @param newToken The new token.
     */
    public void setNewToken(final String newToken) {

                        // update
                        writer.write(item.toLineString());
                        writer.write(Constants.LINE_SEPARATOR);
                        return new KuromojiItem(item.getId(), item.getNewToken(), item.getNewSegmentation(), item.getNewReading(),
                                item.getNewPos());
                    }
                    return null;
                } finally {