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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "SWServer.h"
#include "ServiceWorkerJobData.h"
#include "Timer.h"
#include "WorkerFetchResult.h"
#include <wtf/CheckedPtr.h>
#include <wtf/Deque.h>
#include <wtf/TZoneMalloc.h>
namespace WebCore {
class SWServerWorker;
class ServiceWorkerJob;
struct WorkerFetchResult;
class SWServerJobQueue final : public CanMakeCheckedPtr<SWServerJobQueue> {
WTF_MAKE_TZONE_ALLOCATED(SWServerJobQueue);
WTF_OVERRIDE_DELETE_FOR_CHECKED_PTR(SWServerJobQueue);
public:
explicit SWServerJobQueue(SWServer&, const ServiceWorkerRegistrationKey&);
SWServerJobQueue(const SWServerRegistration&) = delete;
~SWServerJobQueue();
const ServiceWorkerJobData& firstJob() const { return m_jobQueue.first(); }
const ServiceWorkerJobData& lastJob() const { return m_jobQueue.last(); }
void enqueueJob(ServiceWorkerJobData&& jobData) { m_jobQueue.append(WTFMove(jobData)); }
size_t size() const { return m_jobQueue.size(); }
void runNextJob();
void scriptFetchFinished(const ServiceWorkerJobDataIdentifier&, const std::optional<ProcessIdentifier>&, WorkerFetchResult&&);
void importedScriptsFetchFinished(const ServiceWorkerJobDataIdentifier&, const Vector<std::pair<URL, ScriptBuffer>>&, const std::optional<ProcessIdentifier>&);
void scriptContextFailedToStart(const ServiceWorkerJobDataIdentifier&, ServiceWorkerIdentifier, const String& message);
void scriptContextStarted(const ServiceWorkerJobDataIdentifier&, ServiceWorkerIdentifier);
void didFinishInstall(const ServiceWorkerJobDataIdentifier&, SWServerWorker&, bool wasSuccessful);
void didResolveRegistrationPromise();
void cancelJobsFromConnection(SWServerConnectionIdentifier);
void cancelJobsFromServiceWorker(ServiceWorkerIdentifier);
bool isCurrentlyProcessingJob(const ServiceWorkerJobDataIdentifier&) const;
private:
void jobTimerFired();
void runNextJobSynchronously();
void rejectCurrentJob(const ExceptionData&);
void finishCurrentJob();
void runRegisterJob(const ServiceWorkerJobData&);
void runUnregisterJob(const ServiceWorkerJobData&);
void runUpdateJob(const ServiceWorkerJobData&);
void install(SWServerRegistration&, ServiceWorkerIdentifier);
void removeAllJobsMatching(NOESCAPE const Function<bool(ServiceWorkerJobData&)>&);
void scriptAndImportedScriptsFetchFinished(const ServiceWorkerJobData&, SWServerRegistration&);
Ref<SWServer> protectedServer() const { return m_server.get(); }
Deque<ServiceWorkerJobData> m_jobQueue;
Timer m_jobTimer;
WeakRef<SWServer> m_server;
ServiceWorkerRegistrationKey m_registrationKey;
WorkerFetchResult m_workerFetchResult;
};
} // namespace WebCore
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