/**
     * Creates a {@link ClSQLException}.
     *
     * @param messageCode
     *            Message code
     * @param args
     *            Array of arguments
     */
    public ClSQLException(final String messageCode, final Object[] args) {
        this(messageCode, args, null, 0, null, null);
    }

    /**
     * Creates a {@link ClSQLException}.
     *
     * @param messageCode

     *
     * @param cause the underlying exception
     * @return the <code>SQL</code>
     */
    protected static String getSql(final SQLException cause) {
        if (cause instanceof ClSQLException) {
            return ((ClSQLException) cause).getSql();
        }
        return "";
    }

    /**
     * Returns the real message.
     *
     * @param cause the underlying exception
     * @return the real message