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1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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 InProcessWorkerBase_h | 5 #ifndef InProcessWorkerBase_h |
6 #define InProcessWorkerBase_h | 6 #define InProcessWorkerBase_h |
7 | 7 |
8 #include "core/CoreExport.h" | 8 #include "core/CoreExport.h" |
9 #include "core/dom/ActiveDOMObject.h" | 9 #include "core/dom/ActiveDOMObject.h" |
10 #include "core/dom/MessagePort.h" | 10 #include "core/dom/MessagePort.h" |
11 #include "core/events/EventListener.h" | 11 #include "core/events/EventListener.h" |
12 #include "core/events/EventTarget.h" | 12 #include "core/events/EventTarget.h" |
13 #include "core/workers/AbstractWorker.h" | 13 #include "core/workers/AbstractWorker.h" |
14 #include "core/workers/WorkerScriptLoaderClient.h" | |
15 #include "platform/heap/Handle.h" | 14 #include "platform/heap/Handle.h" |
16 #include "wtf/Forward.h" | 15 #include "wtf/Forward.h" |
17 #include "wtf/PassRefPtr.h" | 16 #include "wtf/PassRefPtr.h" |
18 #include "wtf/RefPtr.h" | 17 #include "wtf/RefPtr.h" |
19 #include "wtf/text/AtomicStringHash.h" | 18 #include "wtf/text/AtomicStringHash.h" |
20 | 19 |
21 namespace blink { | 20 namespace blink { |
22 | 21 |
23 class ExceptionState; | 22 class ExceptionState; |
24 class ExecutionContext; | 23 class ExecutionContext; |
25 class WorkerGlobalScopeProxy; | 24 class WorkerGlobalScopeProxy; |
26 class WorkerScriptLoader; | 25 class WorkerScriptLoader; |
27 | 26 |
28 // Base class for workers that operate in the same process as the document that
creates them. | 27 // Base class for workers that operate in the same process as the document that |
29 class CORE_EXPORT InProcessWorkerBase : public AbstractWorker, private WorkerScr
iptLoaderClient { | 28 // creates them. |
| 29 class CORE_EXPORT InProcessWorkerBase : public AbstractWorker { |
30 public: | 30 public: |
31 virtual ~InProcessWorkerBase(); | 31 ~InProcessWorkerBase() override; |
32 | 32 |
33 void postMessage(ExecutionContext*, PassRefPtr<SerializedScriptValue> messag
e, const MessagePortArray*, ExceptionState&); | 33 void postMessage(ExecutionContext*, PassRefPtr<SerializedScriptValue> messag
e, const MessagePortArray*, ExceptionState&); |
34 void terminate(); | 34 void terminate(); |
35 | 35 |
36 // ActiveDOMObject | 36 // ActiveDOMObject |
37 void stop() override; | 37 void stop() override; |
38 bool hasPendingActivity() const override; | 38 bool hasPendingActivity() const override; |
39 | 39 |
40 PassRefPtr<ContentSecurityPolicy> contentSecurityPolicy(); | 40 PassRefPtr<ContentSecurityPolicy> contentSecurityPolicy(); |
41 | 41 |
42 DEFINE_ATTRIBUTE_EVENT_LISTENER(message); | 42 DEFINE_ATTRIBUTE_EVENT_LISTENER(message); |
43 | 43 |
44 DECLARE_VIRTUAL_TRACE(); | 44 DECLARE_VIRTUAL_TRACE(); |
45 | 45 |
46 protected: | 46 protected: |
47 explicit InProcessWorkerBase(ExecutionContext*); | 47 explicit InProcessWorkerBase(ExecutionContext*); |
48 bool initialize(ExecutionContext*, const String&, ExceptionState&); | 48 bool initialize(ExecutionContext*, const String&, ExceptionState&); |
49 | 49 |
50 // Creates a proxy to allow communicating with the worker's global scope. In
ProcessWorkerBase does not take ownership of the | 50 // Creates a proxy to allow communicating with the worker's global scope. In
ProcessWorkerBase does not take ownership of the |
51 // created proxy. The proxy is expected to manage its own lifetime, and dele
te itself in response to terminateWorkerGlobalScope(). | 51 // created proxy. The proxy is expected to manage its own lifetime, and dele
te itself in response to terminateWorkerGlobalScope(). |
52 virtual WorkerGlobalScopeProxy* createWorkerGlobalScopeProxy(ExecutionContex
t*) = 0; | 52 virtual WorkerGlobalScopeProxy* createWorkerGlobalScopeProxy(ExecutionContex
t*) = 0; |
53 | 53 |
54 private: | 54 private: |
55 // WorkerScriptLoaderClient callbacks | 55 // Callbacks for m_scriptLoader. |
56 void didReceiveResponse(unsigned long identifier, const ResourceResponse&) o
verride; | 56 void onResponse(); |
57 void notifyFinished() override; | 57 void onFinished(); |
58 | 58 |
59 RefPtr<WorkerScriptLoader> m_scriptLoader; | 59 OwnPtr<WorkerScriptLoader> m_scriptLoader; |
60 RefPtr<ContentSecurityPolicy> m_contentSecurityPolicy; | 60 RefPtr<ContentSecurityPolicy> m_contentSecurityPolicy; |
61 WorkerGlobalScopeProxy* m_contextProxy; // The proxy outlives the worker to
perform thread shutdown. | 61 WorkerGlobalScopeProxy* m_contextProxy; // The proxy outlives the worker to
perform thread shutdown. |
62 }; | 62 }; |
63 | 63 |
64 } // namespace blink | 64 } // namespace blink |
65 | 65 |
66 #endif // InProcessWorkerBase_h | 66 #endif // InProcessWorkerBase_h |
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