private Optional getJwtTokenString()

in library/src/main/java/org/apache/fineract/cn/anubis/security/IsisAuthenticatedAuthenticationProvider.java [111:122]

• 11 lines of code
• 4 McCabe index (conditional complexity)

  private Optional<String> getJwtTokenString(final String authenticationHeader) {
    if ((authenticationHeader == null) || authenticationHeader.equals(
        TokenConstants.NO_AUTHENTICATION)){
      return Optional.empty();
    }

    if (!authenticationHeader.startsWith(TokenConstants.PREFIX)) {
      logger.debug("Authentication failed for a token which does not begin with the token prefix.");
      throw AmitAuthenticationException.invalidHeader();
    }
    return Optional.of(authenticationHeader.substring(TokenConstants.PREFIX.length()).trim());
  }