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| 1 // Copyright (c) 2011 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_BLOB_URL_REQUEST_JOB_FACTORY_H_ | |
| 6 #define WEBKIT_BROWSER_BLOB_BLOB_URL_REQUEST_JOB_FACTORY_H_ | |
| 7 | |
| 8 #include "base/compiler_specific.h" | |
| 9 #include "base/memory/ref_counted.h" | |
| 10 #include "base/memory/scoped_ptr.h" | |
| 11 #include "net/url_request/url_request.h" | |
| 12 #include "net/url_request/url_request_job_factory.h" | |
| 13 #include "webkit/browser/webkit_storage_browser_export.h" | |
| 14 | |
| 15 namespace base { | |
| 16 class MessageLoopProxy; | |
| 17 } // namespace base | |
| 18 | |
| 19 namespace fileapi { | |
| 20 class FileSystemContext; | |
| 21 } // namespace fileapi | |
| 22 | |
| 23 namespace net { | |
| 24 class URLRequestContext; | |
| 25 } // namespace net | |
| 26 | |
| 27 namespace webkit_blob { | |
| 28 | |
| 29 class BlobData; | |
| 30 class BlobDataHandle; | |
| 31 class BlobStorageContext; | |
| 32 | |
| 33 class WEBKIT_STORAGE_BROWSER_EXPORT BlobProtocolHandler | |
| 34 : public net::URLRequestJobFactory::ProtocolHandler { | |
| 35 public: | |
| 36 // A helper to manufacture an URLRequest to retrieve the given blob. | |
| 37 static scoped_ptr<net::URLRequest> CreateBlobRequest( | |
| 38 scoped_ptr<BlobDataHandle> blob_data_handle, | |
| 39 const net::URLRequestContext* request_context, | |
| 40 net::URLRequest::Delegate* request_delegate); | |
| 41 | |
| 42 // This class ignores the request's URL and uses the value given | |
| 43 // to SetRequestedBlobDataHandle instead. | |
| 44 static void SetRequestedBlobDataHandle( | |
| 45 net::URLRequest* request, | |
| 46 scoped_ptr<BlobDataHandle> blob_data_handle); | |
| 47 | |
| 48 BlobProtocolHandler(BlobStorageContext* context, | |
| 49 fileapi::FileSystemContext* file_system_context, | |
| 50 base::MessageLoopProxy* file_loop_proxy); | |
| 51 virtual ~BlobProtocolHandler(); | |
| 52 | |
| 53 virtual net::URLRequestJob* MaybeCreateJob( | |
| 54 net::URLRequest* request, | |
| 55 net::NetworkDelegate* network_delegate) const OVERRIDE; | |
| 56 | |
| 57 private: | |
| 58 scoped_refptr<BlobData> LookupBlobData( | |
| 59 net::URLRequest* request) const; | |
| 60 | |
| 61 base::WeakPtr<BlobStorageContext> context_; | |
| 62 const scoped_refptr<fileapi::FileSystemContext> file_system_context_; | |
| 63 const scoped_refptr<base::MessageLoopProxy> file_loop_proxy_; | |
| 64 | |
| 65 DISALLOW_COPY_AND_ASSIGN(BlobProtocolHandler); | |
| 66 }; | |
| 67 | |
| 68 } // namespace webkit_blob | |
| 69 | |
| 70 #endif // WEBKIT_BROWSER_BLOB_BLOB_URL_REQUEST_JOB_FACTORY_H_ | |
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