/**
  * Initializes some of the ExceptionHandler parameters. If this function is not called
  * default values are used.
  *
  * @param bool $isCli Should exception output be parsed for CLI or not.
  * @param bool $showErrorPage Should error page be shown or error text.
  * @param string $errorPageUrl Url of the error page to redirect to.
  * @param string $logLevel Log level.
  * @param string $systemExceptionType System exception type.
  */
 public static function setParams($isCli, $showErrorPage, $errorPageUrl, $logLevel, $systemExceptionType)
 {
     ExceptionHandler::$isCli = $isCli;
     ExceptionHandler::$showErrorPage = $showErrorPage;
     ExceptionHandler::$errorPageUrl = $errorPageUrl;
     ExceptionHandler::$logLevel = $logLevel;
     ExceptionHandler::$systemExceptionType = $systemExceptionType;
 }