| /* | 
 |  *  Copyright 2018 The WebRTC Project Authors. All rights reserved. | 
 |  * | 
 |  *  Use of this source code is governed by a BSD-style license | 
 |  *  that can be found in the LICENSE file in the root of the source | 
 |  *  tree. An additional intellectual property rights grant can be found | 
 |  *  in the file PATENTS.  All contributing project authors may | 
 |  *  be found in the AUTHORS file in the root of the source tree. | 
 |  */ | 
 |  | 
 | #ifndef P2P_BASE_BASIC_ASYNC_RESOLVER_FACTORY_H_ | 
 | #define P2P_BASE_BASIC_ASYNC_RESOLVER_FACTORY_H_ | 
 |  | 
 | #include <memory> | 
 |  | 
 | #include "absl/functional/any_invocable.h" | 
 | #include "api/async_dns_resolver.h" | 
 | #include "rtc_base/socket_address.h" | 
 |  | 
 | namespace webrtc { | 
 |  | 
 | // A factory that vends AsyncDnsResolver instances. | 
 | class BasicAsyncDnsResolverFactory final | 
 |     : public AsyncDnsResolverFactoryInterface { | 
 |  public: | 
 |   BasicAsyncDnsResolverFactory() = default; | 
 |  | 
 |   std::unique_ptr<webrtc::AsyncDnsResolverInterface> CreateAndResolve( | 
 |       const SocketAddress& addr, | 
 |       absl::AnyInvocable<void()> callback) override; | 
 |  | 
 |   std::unique_ptr<webrtc::AsyncDnsResolverInterface> CreateAndResolve( | 
 |       const SocketAddress& addr, | 
 |       int family, | 
 |       absl::AnyInvocable<void()> callback) override; | 
 |  | 
 |   std::unique_ptr<webrtc::AsyncDnsResolverInterface> Create() override; | 
 | }; | 
 |  | 
 | }  // namespace webrtc | 
 |  | 
 | #endif  // P2P_BASE_BASIC_ASYNC_RESOLVER_FACTORY_H_ |