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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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