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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 WebWorkerFetchContext_h |
| 6 #define WebWorkerFetchContext_h |
| 7 |
| 8 namespace base { |
| 9 class SingleThreadTaskRunner; |
| 10 } // namespace base |
| 11 |
| 12 namespace blink { |
| 13 |
| 14 class WebURLLoader; |
| 15 class WebURLRequest; |
| 16 |
| 17 // WebWorkerFetchContext is a per-worker object created on the main thread, |
| 18 // passed to a worker (dedicated, shared and service worker) and initialized on |
| 19 // the worker thread by InitializeOnWorkerThread(). It contains information |
| 20 // about the resource fetching context (ex: service worker provider id), and is |
| 21 // used to create a new WebURLLoader instance in the worker thread. |
| 22 class WebWorkerFetchContext { |
| 23 public: |
| 24 virtual ~WebWorkerFetchContext() {} |
| 25 |
| 26 virtual void InitializeOnWorkerThread(base::SingleThreadTaskRunner*) = 0; |
| 27 |
| 28 // Returns a new WebURLLoader instance which is associated with the worker |
| 29 // thread. |
| 30 virtual std::unique_ptr<WebURLLoader> CreateURLLoader() = 0; |
| 31 |
| 32 // Called when a request is about to be sent out to modify the request to |
| 33 // handle the request correctly in the loading stack later. (Example: service |
| 34 // worker) |
| 35 virtual void WillSendRequest(WebURLRequest&) = 0; |
| 36 |
| 37 // Whether the fetch context is controlled by a service worker. |
| 38 virtual bool IsControlledByServiceWorker() const = 0; |
| 39 }; |
| 40 |
| 41 } // namespace blink |
| 42 |
| 43 #endif // WebWorkerFetchContext_h |
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