protected function retrieveCertificateFromStore($certificateChainUri)
    {
        try {
            $certificateChain = $this->filesystem->get($this->calculateFilePath($certificateChainUri));
        } catch (FileNotFoundException $e) {
            $certificateChain = null;
        }

        return $certificateChain;
    }
protected function retrieveCertificateFromStore($certificateChainUri)
    {
        try {
            $certificateChain = $this->filesystem->get($this->calculateFilePath($certificateChainUri));
        } catch (FileNotFoundException $e) {
            $certificateChain = null;
        }

        return $certificateChain;
    }
protected function retrieveCertificateFromStore ( $ certificateChainUri ) { try { $ certificateChain = $ this -> filesystem -> get ( $ this -> calculateFilePath ( $ certificateChainUri ) ) ; } catch ( FileNotFoundException $ e ) { $ certificateChain = null ; } return $ certificateChain ; }
Retrieve the certificate give the certificate chain's uri from the datastore

@param string $certificateChainUri

@return string|null
Retrieve the certificate give the certificate chain s uri from the datastore