1 // 2 // Copyright (C) 2015 The Android Open Source Project 3 // 4 // Licensed under the Apache License, Version 2.0 (the "License"); 5 // you may not use this file except in compliance with the License. 6 // You may obtain a copy of the License at 7 // 8 // http://www.apache.org/licenses/LICENSE-2.0 9 // 10 // Unless required by applicable law or agreed to in writing, software 11 // distributed under the License is distributed on an "AS IS" BASIS, 12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 // See the License for the specific language governing permissions and 14 // limitations under the License. 15 // 16 17 #ifndef SHILL_DNS_SERVER_PROXY_FACTORY_H_ 18 #define SHILL_DNS_SERVER_PROXY_FACTORY_H_ 19 20 #include <string> 21 #include <vector> 22 23 #include <base/lazy_instance.h> 24 25 namespace shill { 26 27 class DNSServerProxy; 28 29 class DNSServerProxyFactory { 30 public: 31 virtual ~DNSServerProxyFactory(); 32 33 // This is a singleton. Use DNSServerProxyFactory::GetInstance()->Foo(). 34 static DNSServerProxyFactory* GetInstance(); 35 36 virtual DNSServerProxy* CreateDNSServerProxy( 37 const std::vector<std::string>& dns_servers); 38 39 protected: 40 DNSServerProxyFactory(); 41 42 private: 43 friend struct base::DefaultLazyInstanceTraits<DNSServerProxyFactory>; 44 45 DISALLOW_COPY_AND_ASSIGN(DNSServerProxyFactory); 46 }; 47 48 } // namespace shill 49 50 #endif // SHILL_DNS_SERVER_PROXY_FACTORY_H_ 51
