class ChangeUserIdToTargetId implements BaseUpgradeTaskTo_1_3_0_PE {

    @Override
    public void run() {

        Path rootFolder = Paths.get(storeLocation);
        try {
            Files.walkFileTree(rootFolder, emptySet(), 1, new RenameUserToTarget());
        } catch (IOException e) {
            throw new TDPException(CommonErrorCodes.UNEXPECTED_EXCEPTION, e);
        }

    }

}