1 /* Copyright 2021 The TensorFlow Authors. All Rights Reserved. 2 3 Licensed under the Apache License, Version 2.0 (the "License"); 4 you may not use this file except in compliance with the License. 5 You may obtain a copy of the License at 6 7 http://www.apache.org/licenses/LICENSE-2.0 8 9 Unless required by applicable law or agreed to in writing, software 10 distributed under the License is distributed on an "AS IS" BASIS, 11 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 See the License for the specific language governing permissions and 13 limitations under the License. 14 ==============================================================================*/ 15 #ifndef TENSORFLOW_CORE_DATA_SERVICE_URL_H_ 16 #define TENSORFLOW_CORE_DATA_SERVICE_URL_H_ 17 18 #include <string> 19 20 #include "absl/strings/string_view.h" 21 22 namespace tensorflow { 23 namespace data { 24 25 // Parses URLs of form host[:port] and provides methods to retrieve its 26 // components. The port can be a number, named port, or dynamic port 27 // (i.e.: %port_name%). For example: 28 // 29 // URL url("/worker/task/0:worker"); 30 // url.has_protocol() == false; 31 // url.host() == "/worker/task/0"; 32 // url.has_port() == true; 33 // url.port() == "worker"; 34 class URL { 35 public: 36 explicit URL(absl::string_view url); 37 host()38 absl::string_view host() const { return host_; } has_port()39 bool has_port() const { return !port_.empty(); } port()40 absl::string_view port() const { return port_; } 41 42 private: 43 void Parse(absl::string_view url); 44 45 std::string host_; 46 std::string port_; 47 }; 48 49 } // namespace data 50 } // namespace tensorflow 51 52 #endif // TENSORFLOW_CORE_DATA_SERVICE_URL_H_ 53