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      1 /*
      2  * Copyright (C) 2013 Google Inc. All rights reserved.
      3  *
      4  * Redistribution and use in source and binary forms, with or without
      5  * modification, are permitted provided that the following conditions are
      6  * met:
      7  *
      8  *     * Redistributions of source code must retain the above copyright
      9  * notice, this list of conditions and the following disclaimer.
     10  *     * Redistributions in binary form must reproduce the above
     11  * copyright notice, this list of conditions and the following disclaimer
     12  * in the documentation and/or other materials provided with the
     13  * distribution.
     14  *     * Neither the name of Google Inc. nor the names of its
     15  * contributors may be used to endorse or promote products derived from
     16  * this software without specific prior written permission.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
     19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
     20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
     21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
     22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
     23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
     24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
     28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 #ifndef ServiceWorkerGlobalScope_h
     31 #define ServiceWorkerGlobalScope_h
     32 
     33 #include "core/workers/WorkerGlobalScope.h"
     34 #include "platform/heap/Handle.h"
     35 #include "wtf/Assertions.h"
     36 #include "wtf/PassRefPtr.h"
     37 #include "wtf/RefCounted.h"
     38 
     39 namespace blink {
     40 
     41 class CacheStorage;
     42 class Dictionary;
     43 class FetchManager;
     44 class Request;
     45 class ScriptPromise;
     46 class ScriptState;
     47 class ServiceWorkerClients;
     48 class ServiceWorkerThread;
     49 class WorkerThreadStartupData;
     50 
     51 class ServiceWorkerGlobalScope FINAL : public WorkerGlobalScope {
     52     DEFINE_WRAPPERTYPEINFO();
     53 public:
     54     static PassRefPtrWillBeRawPtr<ServiceWorkerGlobalScope> create(ServiceWorkerThread*, PassOwnPtrWillBeRawPtr<WorkerThreadStartupData>);
     55 
     56     virtual ~ServiceWorkerGlobalScope();
     57     virtual bool isServiceWorkerGlobalScope() const OVERRIDE { return true; }
     58     virtual void stopFetch() OVERRIDE;
     59 
     60     // ServiceWorkerGlobalScope.idl
     61     ServiceWorkerClients* clients();
     62     String scope(ExecutionContext*);
     63 
     64     CacheStorage* caches(ExecutionContext*);
     65 
     66     ScriptPromise fetch(ScriptState*, Request*);
     67     ScriptPromise fetch(ScriptState*, Request*, const Dictionary&);
     68     ScriptPromise fetch(ScriptState*, const String&);
     69     ScriptPromise fetch(ScriptState*, const String&, const Dictionary&);
     70 
     71     void close(ExceptionState&);
     72 
     73     // EventTarget
     74     virtual const AtomicString& interfaceName() const OVERRIDE;
     75 
     76     DEFINE_ATTRIBUTE_EVENT_LISTENER(install);
     77     DEFINE_ATTRIBUTE_EVENT_LISTENER(activate);
     78     DEFINE_ATTRIBUTE_EVENT_LISTENER(fetch);
     79     DEFINE_ATTRIBUTE_EVENT_LISTENER(message);
     80     DEFINE_ATTRIBUTE_EVENT_LISTENER(sync);
     81 
     82     virtual void trace(Visitor*) OVERRIDE;
     83 
     84 private:
     85     ServiceWorkerGlobalScope(const KURL&, const String& userAgent, ServiceWorkerThread*, double timeOrigin, PassOwnPtrWillBeRawPtr<WorkerClients>);
     86     virtual void importScripts(const Vector<String>& urls, ExceptionState&) OVERRIDE;
     87     virtual void logExceptionToConsole(const String& errorMessage, int scriptId, const String& sourceURL, int lineNumber, int columnNumber, PassRefPtrWillBeRawPtr<ScriptCallStack>) OVERRIDE;
     88 
     89     PersistentWillBeMember<ServiceWorkerClients> m_clients;
     90     OwnPtr<FetchManager> m_fetchManager;
     91     PersistentWillBeMember<CacheStorage> m_caches;
     92 };
     93 
     94 } // namespace blink
     95 
     96 #endif // ServiceWorkerGlobalScope_h
     97