Index: headless/public/util/managed_dispatch_url_request_job.h |
diff --git a/headless/public/util/managed_dispatch_url_request_job.h b/headless/public/util/managed_dispatch_url_request_job.h |
new file mode 100644 |
index 0000000000000000000000000000000000000000..5e518b2edab44304e65d6640b52d5b1bea234c21 |
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+++ b/headless/public/util/managed_dispatch_url_request_job.h |
@@ -0,0 +1,59 @@ |
+// Copyright 2016 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 HEADLESS_PUBLIC_UTIL_MANAGED_DISPATCH_URL_REQUEST_JOB_H_ |
+#define HEADLESS_PUBLIC_UTIL_MANAGED_DISPATCH_URL_REQUEST_JOB_H_ |
+ |
+#include "base/macros.h" |
+#include "net/base/net_errors.h" |
+#include "net/url_request/url_request.h" |
+#include "net/url_request/url_request_job.h" |
+ |
+namespace headless { |
+class URLRequestDispatcher; |
+ |
+// A ManagedDispatchURLRequestJob exists to allow a URLRequestDispatcher control |
+// the order in which a set of fetches complete. Typically this is done to make |
+// fetching deterministic. NOTE URLRequestDispatcher sub classes use |
+// OnHeadersComplete and OnStartError to drive the URLRequestJob. |
+class ManagedDispatchURLRequestJob : public net::URLRequestJob { |
+ public: |
+ ManagedDispatchURLRequestJob(net::URLRequest* request, |
+ net::NetworkDelegate* network_delegate, |
+ URLRequestDispatcher* url_request_dispatcher); |
+ |
+ ~ManagedDispatchURLRequestJob() override; |
+ |
+ // Tells the net::URLRequestJob that the data has been fetched and is ready to |
+ // be consumed. |
+ virtual void OnHeadersComplete(); |
+ |
+ // Tells the net::URLRequestJob that the fetch failed. |
+ virtual void OnStartError(net::Error error); |
+ |
+ protected: |
+ // net::URLRequestJob implementation: |
+ void Kill() override; |
+ |
+ // Tell the dispatcher the request failed. |
+ virtual void DispatchStartError(net::Error error); |
+ |
+ // Tell the dispatcher the data is ready for the net stack to consume. |
+ virtual void DispatchHeadersComplete(); |
+ |
+ URLRequestDispatcher* url_request_dispatcher_; // Not owned. |
+ |
+ private: |
+ // Derived classes should not use NotifyHeadersComplete or NotifyStartError |
+ // directly. Instead they should use DispatchHeadersComplete or |
+ // DispatchStartError. |
+ using URLRequestJob::NotifyHeadersComplete; |
+ using URLRequestJob::NotifyStartError; |
+ |
+ DISALLOW_COPY_AND_ASSIGN(ManagedDispatchURLRequestJob); |
+}; |
+ |
+} // namespace headless |
+ |
+#endif // HEADLESS_PUBLIC_UTIL_MANAGED_DISPATCH_URL_REQUEST_JOB_H_ |