1 // Copyright 2014 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef MOJO_TOOLS_PACKAGE_MANAGER_FETCHER_H_ 6 #define MOJO_TOOLS_PACKAGE_MANAGER_FETCHER_H_ 7 8 #include "base/files/file.h" 9 #include "base/files/file_path.h" 10 #include "mojo/common/handle_watcher.h" 11 #include "mojo/public/cpp/system/macros.h" 12 #include "mojo/services/public/interfaces/network/network_service.mojom.h" 13 #include "mojo/services/public/interfaces/network/url_loader.mojom.h" 14 #include "url/gurl.h" 15 16 namespace base { 17 class FilePath; 18 } // namespace base 19 20 namespace mojo { 21 22 class PackageFetcherDelegate; 23 24 class PackageFetcher { 25 public: 26 PackageFetcher(NetworkService* network_service, 27 PackageFetcherDelegate* delegate, 28 const GURL& url); 29 virtual ~PackageFetcher(); 30 31 private: 32 void OnReceivedResponse(URLResponsePtr response); 33 34 void ReadData(MojoResult); 35 void WaitToReadMore(); 36 37 PackageFetcherDelegate* delegate_; 38 39 // URL of the package. 40 GURL url_; 41 42 URLLoaderPtr loader_; 43 44 // Valid once file has started streaming. 45 ScopedDataPipeConsumerHandle body_; 46 common::HandleWatcher handle_watcher_; 47 48 base::FilePath output_file_name_; 49 base::File output_file_; 50 51 MOJO_DISALLOW_COPY_AND_ASSIGN(PackageFetcher); 52 }; 53 54 class PackageFetcherDelegate { 55 public: 56 virtual void FetchSucceeded(const GURL& url, const base::FilePath& name) = 0; 57 58 virtual void FetchFailed(const GURL& url) = 0; 59 }; 60 61 } // namespace mojo 62 63 #endif // MOJO_TOOLS_PACKAGE_MANAGER_FETCHER_H_ 64