1 // Copyright (c) 2012 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 WEBKIT_BROWSER_BLOB_VIEW_BLOB_INTERNALS_JOB_H_ 6 #define WEBKIT_BROWSER_BLOB_VIEW_BLOB_INTERNALS_JOB_H_ 7 8 #include <string> 9 10 #include "base/memory/weak_ptr.h" 11 #include "net/url_request/url_request_simple_job.h" 12 #include "webkit/browser/webkit_storage_browser_export.h" 13 14 namespace net { 15 class URLRequest; 16 } // namespace net 17 18 namespace webkit_blob { 19 20 class BlobData; 21 class BlobStorageController; 22 23 // A job subclass that implements a protocol to inspect the internal 24 // state of blob registry. 25 class WEBKIT_STORAGE_BROWSER_EXPORT ViewBlobInternalsJob 26 : public net::URLRequestSimpleJob { 27 public: 28 ViewBlobInternalsJob(net::URLRequest* request, 29 net::NetworkDelegate* network_delegate, 30 BlobStorageController* blob_storage_controller); 31 32 virtual void Start() OVERRIDE; 33 virtual int GetData(std::string* mime_type, 34 std::string* charset, 35 std::string* data, 36 const net::CompletionCallback& callback) const OVERRIDE; 37 virtual bool IsRedirectResponse(GURL* location, 38 int* http_status_code) OVERRIDE; 39 virtual void Kill() OVERRIDE; 40 41 private: 42 virtual ~ViewBlobInternalsJob(); 43 44 void DoWorkAsync(); 45 void GenerateHTML(std::string* out) const; 46 static void GenerateHTMLForBlobData(const BlobData& blob_data, 47 std::string* out); 48 49 BlobStorageController* blob_storage_controller_; 50 base::WeakPtrFactory<ViewBlobInternalsJob> weak_factory_; 51 52 DISALLOW_COPY_AND_ASSIGN(ViewBlobInternalsJob); 53 }; 54 55 } // namespace webkit_blob 56 57 #endif // WEBKIT_BROWSER_BLOB_VIEW_BLOB_INTERNALS_JOB_H_ 58