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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef Body_h | 5 #ifndef Body_h |
| 6 #define Body_h | 6 #define Body_h |
| 7 | 7 |
| 8 #include "bindings/core/v8/ScriptPromise.h" | 8 #include "bindings/core/v8/ScriptPromise.h" |
| 9 #include "bindings/core/v8/ScriptPromiseResolver.h" | |
| 10 #include "bindings/core/v8/ScriptWrappable.h" | 9 #include "bindings/core/v8/ScriptWrappable.h" |
| 11 #include "core/dom/ActiveDOMObject.h" | 10 #include "core/dom/ActiveDOMObject.h" |
| 12 #include "core/dom/DOMArrayBuffer.h" | |
| 13 #include "modules/ModulesExport.h" | 11 #include "modules/ModulesExport.h" |
| 14 #include "modules/fetch/FetchDataConsumerHandle.h" | |
| 15 #include "modules/fetch/FetchDataLoader.h" | |
| 16 #include "platform/blob/BlobData.h" | |
| 17 #include "platform/heap/Handle.h" | 12 #include "platform/heap/Handle.h" |
| 18 #include "wtf/RefPtr.h" | 13 #include "wtf/text/WTFString.h" |
| 19 | 14 |
| 20 namespace blink { | 15 namespace blink { |
| 21 | 16 |
| 22 class BodyStreamBuffer; | 17 class BodyStreamBuffer; |
| 23 class DrainingBodyStreamBuffer; | 18 class ExecutionContext; |
| 24 class BodyStreamSource; | |
| 25 class DOMException; | |
| 26 class ReadableByteStream; | 19 class ReadableByteStream; |
| 27 class ScriptState; | 20 class ScriptState; |
| 28 | 21 |
| 29 class MODULES_EXPORT Body | 22 class MODULES_EXPORT Body |
| 30 : public GarbageCollectedFinalized<Body> | 23 : public GarbageCollectedFinalized<Body> |
| 31 , public ScriptWrappable | 24 , public ScriptWrappable |
| 32 , public ActiveDOMObject | 25 , public ActiveDOMObject { |
| 33 , public FetchDataLoader::Client { | 26 WTF_MAKE_NONCOPYABLE(Body); |
| 34 DEFINE_WRAPPERTYPEINFO(); | 27 DEFINE_WRAPPERTYPEINFO(); |
| 35 USING_GARBAGE_COLLECTED_MIXIN(Body); | 28 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(Body); |
| 36 public: | 29 public: |
| 37 class ReadableStreamSource; | |
| 38 enum ResponseType { | |
| 39 ResponseUnknown, | |
| 40 ResponseAsArrayBuffer, | |
| 41 ResponseAsBlob, | |
| 42 ResponseAsFormData, | |
| 43 ResponseAsJSON, | |
| 44 ResponseAsText | |
| 45 }; | |
| 46 enum LockBodyOption { | |
| 47 LockBodyOptionNone, | |
| 48 // Setting "body passed" flag in addition to acquiring a lock. | |
| 49 PassBody, | |
| 50 }; | |
| 51 explicit Body(ExecutionContext*); | 30 explicit Body(ExecutionContext*); |
| 52 ~Body() override { } | 31 ~Body() override { } |
| 53 | 32 |
| 54 ScriptPromise arrayBuffer(ScriptState*); | 33 ScriptPromise arrayBuffer(ScriptState*); |
| 55 ScriptPromise blob(ScriptState*); | 34 ScriptPromise blob(ScriptState*); |
| 56 ScriptPromise formData(ScriptState*); | 35 ScriptPromise formData(ScriptState*); |
| 57 ScriptPromise json(ScriptState*); | 36 ScriptPromise json(ScriptState*); |
| 58 ScriptPromise text(ScriptState*); | 37 ScriptPromise text(ScriptState*); |
| 59 ReadableByteStream* body(); | 38 ReadableByteStream* body(); |
| 39 virtual BodyStreamBuffer* bodyBuffer() = 0; |
| 40 virtual const BodyStreamBuffer* bodyBuffer() const = 0; |
| 60 | 41 |
| 61 bool bodyUsed() const; | 42 bool bodyUsed(); |
| 62 void lockBody(LockBodyOption = LockBodyOptionNone); | 43 void setBodyPassed() { m_bodyPassed = true; } |
| 63 | |
| 64 // Creates a DrainingBodyStreamBuffer to access body data. | |
| 65 // Returns nullptr if underlying BodyStreamBuffer is null. | |
| 66 PassOwnPtr<DrainingBodyStreamBuffer> createDrainingStream(); | |
| 67 | 44 |
| 68 // ActiveDOMObject override. | 45 // ActiveDOMObject override. |
| 69 bool hasPendingActivity() const override; | 46 bool hasPendingActivity() const override; |
| 70 | 47 |
| 71 DECLARE_VIRTUAL_TRACE(); | 48 DEFINE_INLINE_VIRTUAL_TRACE() |
| 72 | 49 { |
| 73 protected: | 50 ActiveDOMObject::trace(visitor); |
| 74 // Sets |m_stream| to a newly created stream from |buffer|. | 51 } |
| 75 // |buffer| can be null. | |
| 76 // This is called when the underlying buffer is set/modified. | |
| 77 // TODO(hiroshige): Merge FetchRequest/ResponseData::buffer() and | |
| 78 // integrate Body::setBody(), Request/Response::refreshBody(), | |
| 79 // FetchRequestData::setBuffer() and | |
| 80 // FetchResponseData::replaceBodyStreamBuffer(). | |
| 81 void setBody(BodyStreamBuffer* /* buffer */); | |
| 82 | 52 |
| 83 private: | 53 private: |
| 84 ScriptPromise readAsync(ScriptState*, ResponseType); | |
| 85 void resolveWithEmptyDataSynchronously(); | |
| 86 void readAsyncFromDrainingBodyStreamBuffer(PassOwnPtr<DrainingBodyStreamBuff
er>, const String& mimeType); | |
| 87 void resolveJSON(const String&); | |
| 88 | |
| 89 void didFetchDataLoadFinishedFromDrainingStream(); | |
| 90 | |
| 91 // FetchDataLoader::Client functions. | |
| 92 void didFetchDataLoadFailed() override; | |
| 93 void didFetchDataLoadedBlobHandle(PassRefPtr<BlobDataHandle>) override; | |
| 94 void didFetchDataLoadedArrayBuffer(PassRefPtr<DOMArrayBuffer>) override; | |
| 95 void didFetchDataLoadedString(const String&) override; | |
| 96 | |
| 97 virtual String mimeType() const = 0; | 54 virtual String mimeType() const = 0; |
| 98 | 55 |
| 99 bool m_bodyUsed; | 56 bool m_bodyPassed; |
| 100 ResponseType m_responseType; | |
| 101 RefPtrWillBeMember<ScriptPromiseResolver> m_resolver; | |
| 102 Member<ReadableStreamSource> m_streamSource; | |
| 103 Member<ReadableByteStream> m_stream; | |
| 104 }; | 57 }; |
| 105 | 58 |
| 106 } // namespace blink | 59 } // namespace blink |
| 107 | 60 |
| 108 #endif // Body_h | 61 #endif // Body_h |
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Chromium Code Reviews
Issue 1233573002:
[Fetch API] Remove DrainingBuffer. (Closed)
Base URL: svn://svn.chromium.org/blink/trunk