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// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_REQUEST_HANDLER_H_
#define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_REQUEST_HANDLER_H_
#include <stdint.h>
#include "base/macros.h"
#include "content/browser/service_worker/service_worker_request_handler.h"
namespace content {
class ServiceWorkerVersion;
// A request handler derivative used to handle requests from
// service workers.
class CONTENT_EXPORT ServiceWorkerContextRequestHandler
: public ServiceWorkerRequestHandler {
public:
// The result status for MaybeCreateJob. Used in histograms. Append-only.
enum class CreateJobStatus {
// Unitialized status.
UNINITIALIZED,
// A ServiceWorkerWriteToCacheJob was created.
WRITE_JOB,
// A ServiceWorkerWriteToCacheJob was created with an incumbent script to
// compare against.
WRITE_JOB_WITH_INCUMBENT,
// A ServiceWorkerReadFromCacheJob was created.
READ_JOB,
// A ServiceWorkerReadFromCacheJob was created for a new worker that is
// importing a script that was already imported.
READ_JOB_FOR_DUPLICATE_SCRIPT_IMPORT,
// A job could not be created because there is no live
// ServiceWorkerProviderHost.
ERROR_NO_PROVIDER,
// A job could not be created because the ServiceWorkerVersion is in status
// REDUNDANT.
ERROR_REDUNDANT_VERSION,
// A job could not be created because there is no live
// ServiceWorkerContextCore.
ERROR_NO_CONTEXT,
// A job could not be created because a redirect occurred.
ERROR_REDIRECT,
// A job was not created because an installed worker is importing a script
// that was not stored at installation time.
ERROR_UNINSTALLED_SCRIPT_IMPORT,
// A job could not be created because there are no resource ids available.
ERROR_OUT_OF_RESOURCE_IDS,
// Add new types here.
NUM_TYPES
};
ServiceWorkerContextRequestHandler(
base::WeakPtr<ServiceWorkerContextCore> context,
base::WeakPtr<ServiceWorkerProviderHost> provider_host,
base::WeakPtr<storage::BlobStorageContext> blob_storage_context,
ResourceType resource_type);
~ServiceWorkerContextRequestHandler() override;
// Called via custom URLRequestJobFactory.
net::URLRequestJob* MaybeCreateJob(
net::URLRequest* request,
net::NetworkDelegate* network_delegate,
ResourceContext* resource_context) override;
static std::string CreateJobStatusToString(CreateJobStatus status);
private:
net::URLRequestJob* MaybeCreateJobImpl(net::URLRequest* request,
net::NetworkDelegate* network_delegate,
CreateJobStatus* out_status);
scoped_refptr<ServiceWorkerVersion> version_;
DISALLOW_COPY_AND_ASSIGN(ServiceWorkerContextRequestHandler);
};
} // namespace content
#endif // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_CONTEXT_REQUEST_HANDLER_H_
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