src/AbstractBlock.php
protected function getFullClassNamespace($className)
    {
        if (strpos($className, '\\') !== false) {
            return $className;
        }

        return $this->factory->getClassNamespace($className);
    }
protected function getFullClassNamespace($className)
    {
        if (strpos($className, '\\') !== false) {
            return $className;
        }

        return $this->factory->getClassNamespace($className);
    }
@param string $className

@return string