Source/modules/serviceworkers/Body.h - Issue 795323003: Move Fetch API releted code to modules/fetch.

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Issue 795323003: Move Fetch API releted code to modules/fetch. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: Created 6 years ago

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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 Body_h

6 #define Body_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 "core/streams/ReadableStreamImpl.h"

15 #include "platform/blob/BlobData.h"

16 #include "platform/heap/Handle.h"

17 #include "wtf/RefPtr.h"

18

19 namespace blink {

20

21 class BodyStreamBuffer;

22 class ScriptState;

23

24 class Body

25 : public GarbageCollectedFinalized<Body>

26 , public ScriptWrappable

27 , public ActiveDOMObject

28 , public FileReaderLoaderClient {

29 DEFINE_WRAPPERTYPEINFO();

30 public:

31 explicit Body(ExecutionContext*);

32 virtual ~Body() { }

33 enum ResponseType {

34 ResponseUnknown,

35 ResponseAsArrayBuffer,

36 ResponseAsBlob,

37 ResponseAsFormData,

38 ResponseAsJSON,

39 ResponseAsText

40 };

41

42 ScriptPromise arrayBuffer(ScriptState*);

43 ScriptPromise blob(ScriptState*);

44 ScriptPromise formData(ScriptState*);

45 ScriptPromise json(ScriptState*);

46 ScriptPromise text(ScriptState*);

47 ReadableStream* body();

48

49 // Sets the bodyUsed flag to true. This signifies that the contents of the

50 // body have been consumed and cannot be accessed again.

51 void setBodyUsed();

52 bool bodyUsed() const;

53

54 bool streamAccessed() const;

55

56 // ActiveDOMObject override.

57 virtual void stop() override;

58 virtual bool hasPendingActivity() const override;

59

60 virtual void trace(Visitor*);

61

62 protected:

63 // Copy constructor for clone() implementations

64 explicit Body(const Body&);

65

66 private:

67 class ReadableStreamSource;

68 class BlobHandleReceiver;

69

70 void pullSource();

71 void readAllFromStream(ScriptState*);

72 ScriptPromise readAsync(ScriptState*, ResponseType);

73 void readAsyncFromBlob(PassRefPtr<BlobDataHandle>);

74 void resolveJSON(const String&);

75

76 // FileReaderLoaderClient functions.

77 virtual void didStartLoading() override;

78 virtual void didReceiveData() override;

79 virtual void didFinishLoading() override;

80 virtual void didFail(FileError::ErrorCode) override;

81

82 void didBlobHandleReceiveError(PassRefPtrWillBeRawPtr<DOMException>);

83

84 // We use BlobDataHandle or BodyStreamBuffer as data container of the Body.

85 // BodyStreamBuffer is used only when the Response object is created by

86 // fetch() API.

87 // FIXME: We should seek a cleaner way to handle the data.

88 virtual PassRefPtr<BlobDataHandle> blobDataHandle() const = 0;

89 virtual BodyStreamBuffer* buffer() const = 0;

90 virtual String contentTypeForBuffer() const = 0;

91

92 void didFinishLoadingViaStream(DOMArrayBuffer*);

93

94 OwnPtr<FileReaderLoader> m_loader;

95 bool m_bodyUsed;

96 bool m_streamAccessed;

97 ResponseType m_responseType;

98 RefPtr<ScriptPromiseResolver> m_resolver;

99 Member<ReadableStreamSource> m_streamSource;

100 Member<ReadableStreamImpl<ReadableStreamChunkTypeTraits<DOMArrayBuffer>>> m_ stream;

101 };

102

103 } // namespace blink

104

105 #endif // Body_h

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