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| 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_JOB_WRAPPER_H_ |
| 6 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_JOB_WRAPPER_H_ |
| 7 |
| 8 #include "base/macros.h" |
| 9 #include "content/browser/service_worker/service_worker_url_request_job.h" |
| 10 |
| 11 namespace content { |
| 12 |
| 13 // TODO(scottmg): Not yet implemented. See https://crbug.com/715640. |
| 14 class ServiceWorkerControlleeURLLoader; |
| 15 |
| 16 // This class is a helper to support having |
| 17 // ServiceWorkerControlleeRequestHandler work with both URLRequestJobs and |
| 18 // mojom::URLLoaderFactorys (that is, both with and without |
| 19 // --enable-network-service). It wraps either a ServiceWorkerURLRequestJob or a |
| 20 // ServiceWorkerControlleeRequestHandler and forwards to the underlying |
| 21 // implementation. |
| 22 class ServiceWorkerURLJobWrapper { |
| 23 public: |
| 24 // Non-network service case. |
| 25 explicit ServiceWorkerURLJobWrapper( |
| 26 base::WeakPtr<ServiceWorkerURLRequestJob> url_request_job); |
| 27 |
| 28 // With --enable-network-service. |
| 29 explicit ServiceWorkerURLJobWrapper( |
| 30 ServiceWorkerControlleeURLLoader* url_loader); |
| 31 |
| 32 ~ServiceWorkerURLJobWrapper(); |
| 33 |
| 34 // Sets the response type. |
| 35 void FallbackToNetwork(); |
| 36 void FallbackToNetworkOrRenderer(); |
| 37 void ForwardToServiceWorker(); |
| 38 |
| 39 // Returns true if this job should not be handled by a service worker, but |
| 40 // instead should fallback to the network. |
| 41 bool ShouldFallbackToNetwork(); |
| 42 |
| 43 // Tells the job to abort with a start error. Currently this is only called |
| 44 // because the controller was lost. This function could be made more generic |
| 45 // if needed later. |
| 46 void FailDueToLostController(); |
| 47 |
| 48 // Determines from the ResourceRequestInfo (or similar) the type of page |
| 49 // transition used (for metrics purposes). |
| 50 ui::PageTransition GetPageTransition(); |
| 51 |
| 52 // Determines the number of redirects used to handle the job (for metrics |
| 53 // purposes). |
| 54 size_t GetURLChainSize() const; |
| 55 |
| 56 // Returns true if the underlying job has been canceled or destroyed. |
| 57 bool WasCanceled() const; |
| 58 |
| 59 private: |
| 60 base::WeakPtr<ServiceWorkerURLRequestJob> url_request_job_; |
| 61 ServiceWorkerControlleeURLLoader* url_loader_; |
| 62 |
| 63 DISALLOW_COPY_AND_ASSIGN(ServiceWorkerURLJobWrapper); |
| 64 }; |
| 65 |
| 66 } // namespace content |
| 67 |
| 68 #endif // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_JOB_WRAPPER_H_ |
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