Doctrine\Common\Annotations\DocParser::classExists PHP Метод

    private function classExists($fqcn)
    {
        if (isset($this->classExists[$fqcn])) {
            return $this->classExists[$fqcn];
        }
        // first check if the class already exists, maybe loaded through another AnnotationReader
        if (class_exists($fqcn, false)) {
            return $this->classExists[$fqcn] = true;
        }
        // final check, does this class exist?
        return $this->classExists[$fqcn] = AnnotationRegistry::loadAnnotationClass($fqcn);
    }