1 // Copyright 2013 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 CONTENT_BROWSER_LOADER_UPLOAD_DATA_STREAM_BUILDER_H_ 6 #define CONTENT_BROWSER_LOADER_UPLOAD_DATA_STREAM_BUILDER_H_ 7 8 #include "base/memory/scoped_ptr.h" 9 #include "content/common/content_export.h" 10 11 namespace base { 12 class TaskRunner; 13 } 14 15 namespace fileapi { 16 class FileSystemContext; 17 } 18 19 namespace net { 20 class UploadDataStream; 21 } 22 23 namespace webkit_blob { 24 class BlobStorageContext; 25 } 26 27 namespace webkit_glue { 28 class ResourceRequestBody; 29 } 30 31 namespace content { 32 33 class CONTENT_EXPORT UploadDataStreamBuilder { 34 public: 35 // Creates a new UploadDataStream from this request body. 36 // 37 // This also resolves any blob references using the given |blob_context| 38 // and binds those blob references to the ResourceRequestBody ensuring that 39 // the blob data remains valid for the lifetime of the ResourceRequestBody 40 // object. 41 // 42 // |file_system_context| is used to create a FileStreamReader for files with 43 // filesystem URLs. |file_task_runner| is used to perform file operations 44 // when the data gets uploaded. 45 static scoped_ptr<net::UploadDataStream> Build( 46 webkit_glue::ResourceRequestBody* body, 47 webkit_blob::BlobStorageContext* blob_context, 48 fileapi::FileSystemContext* file_system_context, 49 base::TaskRunner* file_task_runner); 50 }; 51 52 } // namespace content 53 54 #endif // CONTENT_BROWSER_LOADER_UPLOAD_DATA_STREAM_BUILDER_H_ 55