// Copyright 2018 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. #ifndef SQL_INTERNAL_API_TOKEN_H_ #define SQL_INTERNAL_API_TOKEN_H_ namespace sql { // Restricts access to APIs internal to the //sql package. // // This implements Java's package-private via the passkey idiom. class InternalApiToken { private: // Must NOT be =default to disallow creation by uniform initialization. InternalApiToken() {} InternalApiToken(const InternalApiToken&) = default; friend class DatabaseTestPeer; friend class Recovery; }; } // namespace sql #endif // SQL_INTERNAL_API_TOKEN_H_