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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 ReadableStream_h | 5 #ifndef ReadableStream_h |
| 6 #define ReadableStream_h | 6 #define ReadableStream_h |
| 7 | 7 |
| 8 #include "bindings/core/v8/ScriptPromise.h" | 8 #include "bindings/core/v8/ScriptPromise.h" |
| 9 #include "bindings/core/v8/ScriptPromiseProperty.h" | 9 #include "bindings/core/v8/ScriptPromiseProperty.h" |
| 10 #include "bindings/core/v8/ScriptState.h" | 10 #include "bindings/core/v8/ScriptState.h" |
| 11 #include "bindings/core/v8/ScriptValue.h" | 11 #include "bindings/core/v8/ScriptValue.h" |
| 12 #include "bindings/core/v8/ScriptWrappable.h" | 12 #include "bindings/core/v8/ScriptWrappable.h" |
| 13 #include "bindings/core/v8/V8Binding.h" | 13 #include "bindings/core/v8/V8Binding.h" |
| 14 #include "core/dom/ActiveDOMObject.h" | 14 #include "core/dom/ActiveDOMObject.h" |
| 15 #include "platform/heap/Handle.h" | 15 #include "platform/heap/Handle.h" |
| 16 #include "wtf/Forward.h" | 16 #include "wtf/Forward.h" |
| 17 #include "wtf/PassRefPtr.h" | 17 #include "wtf/PassRefPtr.h" |
| 18 #include "wtf/RefPtr.h" | 18 #include "wtf/RefPtr.h" |
| 19 | 19 |
| 20 namespace blink { | 20 namespace blink { |
| 21 | 21 |
| 22 class DOMException; | 22 class DOMException; |
| 23 class ExceptionState; | 23 class ExceptionState; |
| 24 class ExclusiveStreamReader; | 24 class ReadableStreamReader; |
| 25 class UnderlyingSource; | 25 class UnderlyingSource; |
| 26 | 26 |
| 27 class ReadableStream : public GarbageCollectedFinalized<ReadableStream>, public
ScriptWrappable, public ActiveDOMObject { | 27 class ReadableStream : public GarbageCollectedFinalized<ReadableStream>, public
ScriptWrappable, public ActiveDOMObject { |
| 28 DEFINE_WRAPPERTYPEINFO(); | 28 DEFINE_WRAPPERTYPEINFO(); |
| 29 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(ReadableStream); | 29 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(ReadableStream); |
| 30 public: | 30 public: |
| 31 enum State { | 31 enum State { |
| 32 Readable, | 32 Readable, |
| 33 Waiting, | 33 Waiting, |
| 34 Closed, | 34 Closed, |
| (...skipping 22 matching lines...) Expand all Loading... |
| 57 ScriptPromise closed(ScriptState*); | 57 ScriptPromise closed(ScriptState*); |
| 58 | 58 |
| 59 virtual ScriptValue readInternal(ScriptState*, ExceptionState&) = 0; | 59 virtual ScriptValue readInternal(ScriptState*, ExceptionState&) = 0; |
| 60 ScriptPromise readyInternal(ScriptState*); | 60 ScriptPromise readyInternal(ScriptState*); |
| 61 | 61 |
| 62 void close(); | 62 void close(); |
| 63 void error(PassRefPtrWillBeRawPtr<DOMException>); | 63 void error(PassRefPtrWillBeRawPtr<DOMException>); |
| 64 | 64 |
| 65 void didSourceStart(); | 65 void didSourceStart(); |
| 66 | 66 |
| 67 // This function is not a getter. It creates an ExclusiveStreamReader and | 67 // This function is not a getter. It creates an ReadableStreamReader and |
| 68 // returns it. | 68 // returns it. |
| 69 ExclusiveStreamReader* getReader(ExceptionState&); | 69 ReadableStreamReader* getReader(ExceptionState&); |
| 70 // Only ExclusiveStreamReader methods should call this function. | 70 // Only ReadableStreamReader methods should call this function. |
| 71 void setReader(ExclusiveStreamReader*); | 71 void setReader(ReadableStreamReader*); |
| 72 | 72 |
| 73 bool isLocked() const { return m_reader; } | 73 bool isLocked() const { return m_reader; } |
| 74 bool isLockedTo(const ExclusiveStreamReader* reader) const { return m_reader
== reader; } | 74 bool isLockedTo(const ReadableStreamReader* reader) const { return m_reader
== reader; } |
| 75 | 75 |
| 76 bool hasPendingActivity() const override; | 76 bool hasPendingActivity() const override; |
| 77 void stop() override; | 77 void stop() override; |
| 78 DECLARE_VIRTUAL_TRACE(); | 78 DECLARE_VIRTUAL_TRACE(); |
| 79 | 79 |
| 80 // Returns the string representation of the given State. | 80 // Returns the string representation of the given State. |
| 81 static String stateToString(State); | 81 static String stateToString(State); |
| 82 | 82 |
| 83 protected: | 83 protected: |
| 84 bool enqueuePreliminaryCheck(); | 84 bool enqueuePreliminaryCheck(); |
| (...skipping 15 matching lines...) Expand all Loading... |
| 100 Member<UnderlyingSource> m_source; | 100 Member<UnderlyingSource> m_source; |
| 101 bool m_isStarted; | 101 bool m_isStarted; |
| 102 bool m_isDraining; | 102 bool m_isDraining; |
| 103 bool m_isPulling; | 103 bool m_isPulling; |
| 104 State m_state; | 104 State m_state; |
| 105 | 105 |
| 106 Member<WaitPromise> m_ready; | 106 Member<WaitPromise> m_ready; |
| 107 Member<ClosedPromise> m_closed; | 107 Member<ClosedPromise> m_closed; |
| 108 | 108 |
| 109 RefPtrWillBeMember<DOMException> m_exception; | 109 RefPtrWillBeMember<DOMException> m_exception; |
| 110 Member<ExclusiveStreamReader> m_reader; | 110 Member<ReadableStreamReader> m_reader; |
| 111 }; | 111 }; |
| 112 | 112 |
| 113 } // namespace blink | 113 } // namespace blink |
| 114 | 114 |
| 115 #endif // ReadableStream_h | 115 #endif // ReadableStream_h |
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