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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 FetchBodyStream_h | |
6 #define FetchBodyStream_h | |
7 | |
8 #include "bindings/core/v8/ScriptPromise.h" | |
9 #include "bindings/core/v8/ScriptPromiseResolver.h" | |
10 #include "bindings/core/v8/ScriptWrappable.h" | |
11 #include "core/dom/ActiveDOMObject.h" | |
12 #include "core/fileapi/FileReaderLoader.h" | |
13 #include "core/fileapi/FileReaderLoaderClient.h" | |
14 #include "platform/blob/BlobData.h" | |
15 #include "platform/heap/Handle.h" | |
16 #include "wtf/RefPtr.h" | |
17 | |
18 namespace blink { | |
19 | |
20 class ScriptState; | |
21 | |
22 class FetchBodyStream FINAL | |
23 : public GarbageCollectedFinalized<FetchBodyStream> | |
24 , public ScriptWrappable | |
25 , public ActiveDOMObject | |
26 , public FileReaderLoaderClient { | |
27 DEFINE_WRAPPERTYPEINFO(); | |
28 public: | |
29 enum ResponseType { | |
30 ResponseAsArrayBuffer, | |
31 ResponseAsBlob, | |
32 ResponseAsFormData, | |
33 ResponseAsJSON, | |
34 ResponseAsText | |
35 }; | |
36 | |
37 static FetchBodyStream* create(ExecutionContext*, PassRefPtr<BlobDataHandle>
); | |
38 | |
39 ScriptPromise asArrayBuffer(ScriptState*); | |
40 ScriptPromise asBlob(ScriptState*); | |
41 ScriptPromise asFormData(ScriptState*); | |
42 ScriptPromise asJSON(ScriptState*); | |
43 ScriptPromise asText(ScriptState*); | |
44 | |
45 // ActiveDOMObject override. | |
46 virtual void stop() OVERRIDE; | |
47 virtual bool hasPendingActivity() const OVERRIDE; | |
48 | |
49 void trace(Visitor*) { } | |
50 | |
51 private: | |
52 FetchBodyStream(ExecutionContext*, PassRefPtr<BlobDataHandle>); | |
53 ScriptPromise readAsync(ScriptState*, ResponseType); | |
54 void resolveJSON(); | |
55 | |
56 // FileReaderLoaderClient functions. | |
57 virtual void didStartLoading() OVERRIDE; | |
58 virtual void didReceiveData() OVERRIDE; | |
59 virtual void didFinishLoading() OVERRIDE; | |
60 virtual void didFail(FileError::ErrorCode) OVERRIDE; | |
61 | |
62 RefPtr<BlobDataHandle> m_blobDataHandle; | |
63 OwnPtr<FileReaderLoader> m_loader; | |
64 bool m_hasRead; | |
65 ResponseType m_responseType; | |
66 RefPtr<ScriptPromiseResolver> m_resolver; | |
67 }; | |
68 | |
69 } // namespace blink | |
70 | |
71 #endif // FetchBodyStream_h | |
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