OLD | NEW |
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 BodyStreamBuffer_h | 5 #ifndef BodyStreamBuffer_h |
6 #define BodyStreamBuffer_h | 6 #define BodyStreamBuffer_h |
7 | 7 |
8 #include "core/dom/DOMException.h" | 8 #include "core/dom/DOMException.h" |
9 #include "modules/ModulesExport.h" | 9 #include "modules/ModulesExport.h" |
| 10 #include "modules/fetch/DataConsumerHandleUtil.h" |
| 11 #include "modules/fetch/FetchDataConsumerHandle.h" |
| 12 #include "modules/fetch/FetchDataLoader.h" |
10 #include "platform/blob/BlobData.h" | 13 #include "platform/blob/BlobData.h" |
11 #include "platform/heap/Heap.h" | 14 #include "platform/heap/Heap.h" |
12 #include "public/platform/WebDataConsumerHandle.h" | 15 #include "public/platform/WebDataConsumerHandle.h" |
13 #include "wtf/Deque.h" | 16 #include "wtf/Deque.h" |
14 #include "wtf/RefPtr.h" | 17 #include "wtf/RefPtr.h" |
15 #include "wtf/text/WTFString.h" | 18 #include "wtf/text/WTFString.h" |
16 | 19 |
17 namespace blink { | 20 namespace blink { |
18 | 21 |
19 class DOMArrayBuffer; | 22 class DOMArrayBuffer; |
(...skipping 31 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
51 DOMException* exception() const { return m_exception; } | 54 DOMException* exception() const { return m_exception; } |
52 | 55 |
53 // Can't call after close() or error() was called. | 56 // Can't call after close() or error() was called. |
54 void write(PassRefPtr<DOMArrayBuffer>); | 57 void write(PassRefPtr<DOMArrayBuffer>); |
55 // Can't call after close() or error() was called. | 58 // Can't call after close() or error() was called. |
56 void close(); | 59 void close(); |
57 // Can't call after close() or error() was called. | 60 // Can't call after close() or error() was called. |
58 void error(DOMException*); | 61 void error(DOMException*); |
59 void cancel() { m_canceller->cancel(); } | 62 void cancel() { m_canceller->cancel(); } |
60 | 63 |
61 // This function registers an observer so it fails and returns false when an | |
62 // observer was already registered. | |
63 bool readAllAndCreateBlobHandle(const String& contentType, BlobHandleCreator
Client*); | |
64 | |
65 // This function registers an observer so it fails and returns false when an | |
66 // observer was already registered. | |
67 bool startTee(BodyStreamBuffer* out1, BodyStreamBuffer* out2); | |
68 | |
69 // When an observer was registered this function fails and returns false. | 64 // When an observer was registered this function fails and returns false. |
70 bool registerObserver(Observer*); | 65 bool registerObserver(Observer*); |
71 void unregisterObserver(); | 66 void unregisterObserver(); |
72 bool isObserverRegistered() const { return m_observer.get(); } | 67 bool isObserverRegistered() const { return m_observer.get(); } |
73 DECLARE_TRACE(); | 68 DECLARE_TRACE(); |
74 | 69 |
75 // Creates a BodyStreamBuffer from |handle| as the source. | 70 // Creates a BodyStreamBuffer from |handle| as the source. |
76 // On failure, BodyStreamBuffer::error() is called with a NetworkError | 71 // On failure, BodyStreamBuffer::error() is called with a NetworkError |
77 // with |failureMessage|. | 72 // with |failureMessage|. |
78 static BodyStreamBuffer* create(PassOwnPtr<WebDataConsumerHandle> /* handle
*/, const String& failureMessage); | 73 static BodyStreamBuffer* create(PassOwnPtr<WebDataConsumerHandle> /* handle
*/, const String& failureMessage); |
79 | 74 |
80 private: | 75 private: |
81 Deque<RefPtr<DOMArrayBuffer>> m_queue; | 76 Deque<RefPtr<DOMArrayBuffer>> m_queue; |
82 bool m_isClosed; | 77 bool m_isClosed; |
83 Member<DOMException> m_exception; | 78 Member<DOMException> m_exception; |
84 Member<Observer> m_observer; | 79 Member<Observer> m_observer; |
85 Member<Canceller> m_canceller; | 80 Member<Canceller> m_canceller; |
86 }; | 81 }; |
87 | 82 |
| 83 /* |
| 84 // #define createDebugHandleAlways(handle) FetchDebugDataConsumerHandle::create(
handle, __FILE__, __LINE__) |
| 85 #define createDebugHandleAlways(handle) (handle) |
| 86 #define createDebugHandle(handle) (handle) |
| 87 |
| 88 class FetchDebugDataConsumerHandle : public FetchDataConsumerHandle { |
| 89 public: |
| 90 static PassOwnPtr<FetchDataConsumerHandle> create(PassOwnPtr<FetchDataConsum
erHandle> handle, const char* file, int line) { return adoptPtr(new FetchDebugDa
taConsumerHandle(handle, file, line)); } |
| 91 private: |
| 92 FetchDebugDataConsumerHandle(PassOwnPtr<FetchDataConsumerHandle> handle, con
st char *file, int line) |
| 93 : m_handle(handle) |
| 94 , m_name(m_handle->debugName()) { } |
| 95 |
| 96 class ReaderImpl final : public FetchDataConsumerHandle::Reader { |
| 97 public: |
| 98 ReaderImpl(FetchDebugDataConsumerHandle* handle, PassOwnPtr<FetchDataCon
sumerHandle::Reader> reader) : m_handle(handle), m_name(handle->debugName()), m_
reader(reader), m_isInTwoPhaseRead(false) { } |
| 99 ~ReaderImpl() |
| 100 { |
| 101 ASSERT(!m_isInTwoPhaseRead); |
| 102 print("dtor\n", (long long)currentThread(), this); |
| 103 } |
| 104 Result read(void* data, size_t size, Flags flags, size_t* readSize) over
ride |
| 105 { |
| 106 ASSERT(!m_isInTwoPhaseRead); |
| 107 print("read(%lld)\n", (long long)size); |
| 108 Result result = m_reader->read(data, size, flags, readSize); |
| 109 print("read(%lld) -> %d (%lld)\n", (long long)size, result, (long lo
ng)*readSize); |
| 110 return result; |
| 111 } |
| 112 |
| 113 Result beginRead(const void** buffer, Flags flags, size_t* available) ov
erride |
| 114 { |
| 115 ASSERT(!m_isInTwoPhaseRead); |
| 116 print("beginRead()\n"); |
| 117 Result result = m_reader->beginRead(buffer, flags, available); |
| 118 print("beginRead() -> %d (%lld)\n", result, (long long)*available); |
| 119 if (result == Ok) |
| 120 m_isInTwoPhaseRead = true; |
| 121 return result; |
| 122 } |
| 123 Result endRead(size_t readSize) override |
| 124 { |
| 125 ASSERT(m_isInTwoPhaseRead); |
| 126 m_isInTwoPhaseRead = false; |
| 127 print("endRead(%lld)\n", (long long)readSize); |
| 128 Result result = m_reader->endRead(readSize); |
| 129 print("endRead(%lld) -> %d\n", (long long)readSize, result); |
| 130 return result; |
| 131 } |
| 132 PassRefPtr<BlobDataHandle> drainAsBlobDataHandle() override |
| 133 { |
| 134 print("drainAsBlobDataHandle()\n"); |
| 135 RefPtr<BlobDataHandle> blobDataHandle = m_reader->drainAsBlobDataHan
dle(); |
| 136 print("drainAsBlobDataHandle() -> %p\n", blobDataHandle.get()); |
| 137 return blobDataHandle.release(); |
| 138 } |
| 139 void print(const char* format, ...) |
| 140 { |
| 141 fprintf(stderr, "[Thread:%lld] [Handle:%p (%s)] [Reader:%p] [TargetR
eader:%p]: ", |
| 142 (long long)currentThread(), |
| 143 m_handle, |
| 144 m_name.c_str(), |
| 145 this, |
| 146 m_reader.get()); |
| 147 |
| 148 va_list args; |
| 149 va_start(args, format); |
| 150 vfprintf(stderr, format, args); |
| 151 va_end(args); |
| 152 } |
| 153 private: |
| 154 FetchDebugDataConsumerHandle* m_handle; // debugging only |
| 155 std::string m_name; |
| 156 OwnPtr<FetchDataConsumerHandle::Reader> m_reader; |
| 157 bool m_isInTwoPhaseRead; |
| 158 }; |
| 159 class ClientWrapper : public Client { |
| 160 public: |
| 161 ClientWrapper(FetchDebugDataConsumerHandle* handle, Client* client) : m_
handle(handle), m_name(handle->debugName()), m_reader(nullptr), m_client(client)
{ } |
| 162 void didGetReadable() override |
| 163 { |
| 164 print("didGetReadable\n"); |
| 165 if (m_client) |
| 166 m_client->didGetReadable(); |
| 167 print("didGetReadable done\n"); |
| 168 } |
| 169 void setReader(Reader* reader) { m_reader = reader; } |
| 170 |
| 171 void print(const char* format, ...) |
| 172 { |
| 173 fprintf(stderr, "[Thread:%lld] [Handle:%p (%s)] [Reader:%p] [Client:
%p] [TargetClient:%p]: ", |
| 174 (long long)currentThread(), |
| 175 m_handle, |
| 176 m_name.c_str(), |
| 177 m_reader, |
| 178 this, |
| 179 m_client); |
| 180 |
| 181 va_list args; |
| 182 va_start(args, format); |
| 183 vfprintf(stderr, format, args); |
| 184 va_end(args); |
| 185 } |
| 186 private: |
| 187 FetchDebugDataConsumerHandle* m_handle; // debugging only |
| 188 std::string m_name; |
| 189 Reader* m_reader; // logging only |
| 190 |
| 191 Client* m_client; |
| 192 }; |
| 193 Reader* obtainReaderInternal(Client* client) override |
| 194 { |
| 195 print("obtainReaderInternal(Client=%p)\n", client); |
| 196 ClientWrapper* clientWrapper = new ClientWrapper(this, client); |
| 197 Reader* reader = new ReaderImpl(this, m_handle->obtainReader(clientWrapp
er)); // FIXME: Leaking |
| 198 clientWrapper->setReader(reader); |
| 199 print("obtainReaderInternal(Client=%p) -> %p\n", client, reader); |
| 200 return reader; |
| 201 } |
| 202 void print(const char* format, ...) |
| 203 { |
| 204 fprintf(stderr, "[Thread:%lld] [Handle:%p (%s)]: ", |
| 205 (long long)currentThread(), |
| 206 this, |
| 207 debugName()); |
| 208 |
| 209 va_list args; |
| 210 va_start(args, format); |
| 211 vfprintf(stderr, format, args); |
| 212 va_end(args); |
| 213 } |
| 214 |
| 215 const char* debugName() const override { return m_name.c_str(); } |
| 216 |
| 217 OwnPtr<FetchDataConsumerHandle> m_handle; |
| 218 std::string m_name; |
| 219 }; |
| 220 */ |
| 221 |
| 222 class MODULES_EXPORT BodyStreamBuffer2 final : public GarbageCollectedFinalized<
BodyStreamBuffer2> { |
| 223 public: |
| 224 static BodyStreamBuffer2* create(PassOwnPtr<FetchDataConsumerHandle> handle)
{ return new BodyStreamBuffer2(handle); } |
| 225 static BodyStreamBuffer2* createEmpty() { return BodyStreamBuffer2::create(c
reateFetchDataConsumerHandleFromWebHandle(createDoneDataConsumerHandle())); } |
| 226 |
| 227 FetchDataConsumerHandle* handle() const { return m_handle.get(); } |
| 228 PassOwnPtr<FetchDataConsumerHandle> releaseHandle() { return m_handle.releas
e(); } |
| 229 |
| 230 void registerLoader(FetchDataLoader* loader) { ASSERT(!m_fetchDataLoader); m
_fetchDataLoader = loader; } |
| 231 void unregisterLoader() { m_fetchDataLoader.clear(); } |
| 232 DEFINE_INLINE_TRACE() |
| 233 { |
| 234 visitor->trace(m_fetchDataLoader); |
| 235 } |
| 236 |
| 237 private: |
| 238 explicit BodyStreamBuffer2(PassOwnPtr<FetchDataConsumerHandle> handle) : m_h
andle(handle) { } |
| 239 |
| 240 OwnPtr<FetchDataConsumerHandle> m_handle; |
| 241 Member<FetchDataLoader> m_fetchDataLoader; |
| 242 }; |
| 243 |
88 } // namespace blink | 244 } // namespace blink |
89 | 245 |
90 #endif // BodyStreamBuffer_h | 246 #endif // BodyStreamBuffer_h |
OLD | NEW |