if (location != null && Files.exists(location))
            try (InputStream fileStream = Files.newInputStream(location)) {
                keyStore.load(fileStream, getStorePassword(protectionParameter));
                enumeration = keyStore.aliases();
            } catch (GeneralSecurityException | IOException e) {
                throw log.cannotInitializeCredentialStore(e);
        } else if (create) {
            try {
                keyStore.load(null, null);
                enumeration = Collections.emptyEnumeration();
            } catch (CertificateException | IOException | NoSuchAlgorithmException e) {
                throw log.cannotInitializeCredentialStore(e);
            }
        } else {
            throw log.automaticStorageCreationDisabled(location.toString());
        }