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| 1 /* | 1 /* |
| 2 * Copyright (C) 2008, 2009 Apple Inc. All rights reserved. | 2 * Copyright (C) 2008, 2009 Apple Inc. All rights reserved. |
| 3 * | 3 * |
| 4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
| 5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
| 6 * are met: | 6 * are met: |
| 7 * 1. Redistributions of source code must retain the above copyright | 7 * 1. Redistributions of source code must retain the above copyright |
| 8 * notice, this list of conditions and the following disclaimer. | 8 * notice, this list of conditions and the following disclaimer. |
| 9 * 2. Redistributions in binary form must reproduce the above copyright | 9 * 2. Redistributions in binary form must reproduce the above copyright |
| 10 * notice, this list of conditions and the following disclaimer in the | 10 * notice, this list of conditions and the following disclaimer in the |
| 11 * documentation and/or other materials provided with the distribution. | 11 * documentation and/or other materials provided with the distribution. |
| 12 * | 12 * |
| 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY | 13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY |
| 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR | 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR | 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR |
| 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, | 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, | 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR | 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY | 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
| 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| 24 * | 24 * |
| 25 */ | 25 */ |
| 26 | 26 |
| 27 #ifndef WorkerContext_h | 27 #ifndef WorkerGlobalScope_h |
| 28 #define WorkerContext_h | 28 #define WorkerGlobalScope_h |
| 29 | 29 |
| 30 #include "bindings/v8/ScriptWrappable.h" | 30 #include "bindings/v8/ScriptWrappable.h" |
| 31 #include "bindings/v8/WorkerScriptController.h" | 31 #include "bindings/v8/WorkerScriptController.h" |
| 32 #include "core/dom/EventListener.h" | 32 #include "core/dom/EventListener.h" |
| 33 #include "core/dom/EventNames.h" | 33 #include "core/dom/EventNames.h" |
| 34 #include "core/dom/EventTarget.h" | 34 #include "core/dom/EventTarget.h" |
| 35 #include "core/dom/ScriptExecutionContext.h" | 35 #include "core/dom/ScriptExecutionContext.h" |
| 36 #include "core/page/ContentSecurityPolicy.h" | 36 #include "core/page/ContentSecurityPolicy.h" |
| 37 #include "core/workers/WorkerEventQueue.h" | 37 #include "core/workers/WorkerEventQueue.h" |
| 38 #include <wtf/Assertions.h> | 38 #include "wtf/Assertions.h" |
| 39 #include <wtf/HashMap.h> | 39 #include "wtf/HashMap.h" |
| 40 #include <wtf/OwnPtr.h> | 40 #include "wtf/OwnPtr.h" |
| 41 #include <wtf/PassRefPtr.h> | 41 #include "wtf/PassRefPtr.h" |
| 42 #include <wtf/RefCounted.h> | 42 #include "wtf/RefCounted.h" |
| 43 #include <wtf/RefPtr.h> | 43 #include "wtf/RefPtr.h" |
| 44 #include <wtf/text/AtomicStringHash.h> | 44 #include "wtf/text/AtomicStringHash.h" |
| 45 | 45 |
| 46 namespace WebCore { | 46 namespace WebCore { |
| 47 | 47 |
| 48 class Blob; | 48 class Blob; |
| 49 class DOMURL; | 49 class DOMURL; |
| 50 class ScheduledAction; | 50 class ScheduledAction; |
| 51 class WorkerInspectorController; | 51 class WorkerInspectorController; |
| 52 class WorkerLocation; | 52 class WorkerLocation; |
| 53 class WorkerNavigator; | 53 class WorkerNavigator; |
| 54 class WorkerThread; | 54 class WorkerThread; |
| 55 | 55 |
| 56 class WorkerContext : public RefCounted<WorkerContext>, public ScriptWrappab
le, public ScriptExecutionContext, public EventTarget { | 56 class WorkerGlobalScope : public RefCounted<WorkerGlobalScope>, public Scrip
tWrappable, public ScriptExecutionContext, public EventTarget { |
| 57 public: | 57 public: |
| 58 virtual ~WorkerContext(); | 58 virtual ~WorkerGlobalScope(); |
| 59 | 59 |
| 60 virtual bool isWorkerContext() const OVERRIDE { return true; } | 60 virtual bool isWorkerGlobalScope() const OVERRIDE { return true; } |
| 61 | 61 |
| 62 virtual ScriptExecutionContext* scriptExecutionContext() const OVERRIDE; | 62 virtual ScriptExecutionContext* scriptExecutionContext() const OVERRIDE; |
| 63 | 63 |
| 64 virtual bool isSharedWorkerContext() const { return false; } | 64 virtual bool isSharedWorkerGlobalScope() const { return false; } |
| 65 virtual bool isDedicatedWorkerContext() const { return false; } | 65 virtual bool isDedicatedWorkerGlobalScope() const { return false; } |
| 66 | 66 |
| 67 const KURL& url() const { return m_url; } | 67 const KURL& url() const { return m_url; } |
| 68 KURL completeURL(const String&) const; | 68 KURL completeURL(const String&) const; |
| 69 | 69 |
| 70 virtual String userAgent(const KURL&) const; | 70 virtual String userAgent(const KURL&) const; |
| 71 | 71 |
| 72 virtual void disableEval(const String& errorMessage) OVERRIDE; | 72 virtual void disableEval(const String& errorMessage) OVERRIDE; |
| 73 | 73 |
| 74 WorkerScriptController* script() { return m_script.get(); } | 74 WorkerScriptController* script() { return m_script.get(); } |
| 75 void clearScript() { m_script.clear(); } | 75 void clearScript() { m_script.clear(); } |
| 76 void clearInspector(); | 76 void clearInspector(); |
| 77 | 77 |
| 78 WorkerThread* thread() const { return m_thread; } | 78 WorkerThread* thread() const { return m_thread; } |
| 79 | 79 |
| 80 virtual void postTask(PassOwnPtr<Task>) OVERRIDE; // Executes the task o
n context's thread asynchronously. | 80 virtual void postTask(PassOwnPtr<Task>) OVERRIDE; // Executes the task o
n context's thread asynchronously. |
| 81 | 81 |
| 82 // WorkerGlobalScope | 82 // WorkerGlobalScope |
| 83 WorkerContext* self() { return this; } | 83 WorkerGlobalScope* self() { return this; } |
| 84 WorkerLocation* location() const; | 84 WorkerLocation* location() const; |
| 85 void close(); | 85 void close(); |
| 86 | 86 |
| 87 DEFINE_ATTRIBUTE_EVENT_LISTENER(error); | 87 DEFINE_ATTRIBUTE_EVENT_LISTENER(error); |
| 88 | 88 |
| 89 // WorkerUtils | 89 // WorkerUtils |
| 90 virtual void importScripts(const Vector<String>& urls, ExceptionCode&); | 90 virtual void importScripts(const Vector<String>& urls, ExceptionCode&); |
| 91 WorkerNavigator* navigator() const; | 91 WorkerNavigator* navigator() const; |
| 92 | 92 |
| 93 // Timers | 93 // Timers |
| 94 int setTimeout(PassOwnPtr<ScheduledAction>, int timeout); | 94 int setTimeout(PassOwnPtr<ScheduledAction>, int timeout); |
| 95 void clearTimeout(int timeoutId); | 95 void clearTimeout(int timeoutId); |
| 96 int setInterval(PassOwnPtr<ScheduledAction>, int timeout); | 96 int setInterval(PassOwnPtr<ScheduledAction>, int timeout); |
| 97 void clearInterval(int timeoutId); | 97 void clearInterval(int timeoutId); |
| 98 | 98 |
| 99 // ScriptExecutionContext | 99 // ScriptExecutionContext |
| 100 virtual WorkerEventQueue* eventQueue() const OVERRIDE; | 100 virtual WorkerEventQueue* eventQueue() const OVERRIDE; |
| 101 | 101 |
| 102 virtual bool isContextThread() const OVERRIDE; | 102 virtual bool isContextThread() const OVERRIDE; |
| 103 virtual bool isJSExecutionForbidden() const OVERRIDE; | 103 virtual bool isJSExecutionForbidden() const OVERRIDE; |
| 104 | 104 |
| 105 WorkerInspectorController* workerInspectorController() { return m_worker
InspectorController.get(); } | 105 WorkerInspectorController* workerInspectorController() { return m_worker
InspectorController.get(); } |
| 106 // These methods are used for GC marking. See JSWorkerContext::visitChil
drenVirtual(SlotVisitor&) in | 106 // These methods are used for GC marking. See JSWorkerGlobalScope::visit
ChildrenVirtual(SlotVisitor&) in |
| 107 // JSWorkerContextCustom.cpp. | 107 // JSWorkerGlobalScopeCustom.cpp. |
| 108 WorkerNavigator* optionalNavigator() const { return m_navigator.get(); } | 108 WorkerNavigator* optionalNavigator() const { return m_navigator.get(); } |
| 109 WorkerLocation* optionalLocation() const { return m_location.get(); } | 109 WorkerLocation* optionalLocation() const { return m_location.get(); } |
| 110 | 110 |
| 111 using RefCounted<WorkerContext>::ref; | 111 using RefCounted<WorkerGlobalScope>::ref; |
| 112 using RefCounted<WorkerContext>::deref; | 112 using RefCounted<WorkerGlobalScope>::deref; |
| 113 | 113 |
| 114 bool isClosing() { return m_closing; } | 114 bool isClosing() { return m_closing; } |
| 115 | 115 |
| 116 // An observer interface to be notified when the worker thread is gettin
g stopped. | 116 // An observer interface to be notified when the worker thread is gettin
g stopped. |
| 117 class Observer { | 117 class Observer { |
| 118 WTF_MAKE_NONCOPYABLE(Observer); | 118 WTF_MAKE_NONCOPYABLE(Observer); |
| 119 public: | 119 public: |
| 120 Observer(WorkerContext*); | 120 Observer(WorkerGlobalScope*); |
| 121 virtual ~Observer(); | 121 virtual ~Observer(); |
| 122 virtual void notifyStop() = 0; | 122 virtual void notifyStop() = 0; |
| 123 void stopObserving(); | 123 void stopObserving(); |
| 124 private: | 124 private: |
| 125 WorkerContext* m_context; | 125 WorkerGlobalScope* m_context; |
| 126 }; | 126 }; |
| 127 friend class Observer; | 127 friend class Observer; |
| 128 void registerObserver(Observer*); | 128 void registerObserver(Observer*); |
| 129 void unregisterObserver(Observer*); | 129 void unregisterObserver(Observer*); |
| 130 void notifyObserversOfStop(); | 130 void notifyObserversOfStop(); |
| 131 | 131 |
| 132 virtual const SecurityOrigin* topOrigin() const OVERRIDE { return m_topO
rigin.get(); } | 132 virtual const SecurityOrigin* topOrigin() const OVERRIDE { return m_topO
rigin.get(); } |
| 133 | 133 |
| 134 double timeOrigin() const { return m_timeOrigin; } | 134 double timeOrigin() const { return m_timeOrigin; } |
| 135 | 135 |
| 136 protected: | 136 protected: |
| 137 WorkerContext(const KURL&, const String& userAgent, WorkerThread*, PassR
efPtr<SecurityOrigin> topOrigin, double timeOrigin); | 137 WorkerGlobalScope(const KURL&, const String& userAgent, WorkerThread*, P
assRefPtr<SecurityOrigin> topOrigin, double timeOrigin); |
| 138 void applyContentSecurityPolicyFromString(const String& contentSecurityP
olicy, ContentSecurityPolicy::HeaderType); | 138 void applyContentSecurityPolicyFromString(const String& contentSecurityP
olicy, ContentSecurityPolicy::HeaderType); |
| 139 | 139 |
| 140 virtual void logExceptionToConsole(const String& errorMessage, const Str
ing& sourceURL, int lineNumber, PassRefPtr<ScriptCallStack>) OVERRIDE; | 140 virtual void logExceptionToConsole(const String& errorMessage, const Str
ing& sourceURL, int lineNumber, PassRefPtr<ScriptCallStack>) OVERRIDE; |
| 141 void addMessageToWorkerConsole(MessageSource, MessageLevel, const String
& message, const String& sourceURL, unsigned lineNumber, PassRefPtr<ScriptCallSt
ack>, ScriptState* = 0, unsigned long requestIdentifier = 0); | 141 void addMessageToWorkerConsole(MessageSource, MessageLevel, const String
& message, const String& sourceURL, unsigned lineNumber, PassRefPtr<ScriptCallSt
ack>, ScriptState* = 0, unsigned long requestIdentifier = 0); |
| 142 | 142 |
| 143 private: | 143 private: |
| 144 virtual void refScriptExecutionContext() OVERRIDE { ref(); } | 144 virtual void refScriptExecutionContext() OVERRIDE { ref(); } |
| 145 virtual void derefScriptExecutionContext() OVERRIDE { deref(); } | 145 virtual void derefScriptExecutionContext() OVERRIDE { deref(); } |
| 146 | 146 |
| 147 virtual void refEventTarget() OVERRIDE { ref(); } | 147 virtual void refEventTarget() OVERRIDE { ref(); } |
| (...skipping 27 matching lines...) Expand all Loading... |
| 175 | 175 |
| 176 OwnPtr<WorkerEventQueue> m_eventQueue; | 176 OwnPtr<WorkerEventQueue> m_eventQueue; |
| 177 | 177 |
| 178 RefPtr<SecurityOrigin> m_topOrigin; | 178 RefPtr<SecurityOrigin> m_topOrigin; |
| 179 | 179 |
| 180 double m_timeOrigin; | 180 double m_timeOrigin; |
| 181 }; | 181 }; |
| 182 | 182 |
| 183 } // namespace WebCore | 183 } // namespace WebCore |
| 184 | 184 |
| 185 #endif // WorkerContext_h | 185 #endif // WorkerGlobalScope_h |
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