Method error

basex-core/src/main/java/org/basex/util/Base64.java:160–162

Throws an illegal argument exception for the specified character. @param a character @return error

(final Object a)

   * @return error
   */
  private static IllegalArgumentException error(final Object a) {
    return new IllegalArgumentException(Util.info("Invalid Base64 cast: %.", a));
  }
}