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| 1 // Copyright 2013 The Chromium Authors. All rights reserved. | 1 // Copyright 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef CHROME_BROWSER_NET_SPDYPROXY_PROXY_ADVISOR_H_ | 5 #ifndef CHROME_BROWSER_NET_SPDYPROXY_PROXY_ADVISOR_H_ |
| 6 #define CHROME_BROWSER_NET_SPDYPROXY_PROXY_ADVISOR_H_ | 6 #define CHROME_BROWSER_NET_SPDYPROXY_PROXY_ADVISOR_H_ |
| 7 | 7 |
| 8 #include <set> | 8 #include <set> |
| 9 | 9 |
| 10 #include "base/prefs/pref_member.h" | 10 #include "base/prefs/pref_member.h" |
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| 34 // disabled, all in-flight requests are canceled. | 34 // disabled, all in-flight requests are canceled. |
| 35 // | 35 // |
| 36 // ProxyAdvisor instances should be created on the UI thread. | 36 // ProxyAdvisor instances should be created on the UI thread. |
| 37 class ProxyAdvisor : public net::URLRequest::Delegate { | 37 class ProxyAdvisor : public net::URLRequest::Delegate { |
| 38 public: | 38 public: |
| 39 ProxyAdvisor(PrefService* pref_service, | 39 ProxyAdvisor(PrefService* pref_service, |
| 40 net::URLRequestContextGetter* context_getter); | 40 net::URLRequestContextGetter* context_getter); |
| 41 virtual ~ProxyAdvisor(); | 41 virtual ~ProxyAdvisor(); |
| 42 | 42 |
| 43 // net::URLRequest::Delegate callbacks. | 43 // net::URLRequest::Delegate callbacks. |
| 44 virtual void OnResponseStarted(net::URLRequest* request) OVERRIDE; | 44 virtual void OnResponseStarted(net::URLRequest* request) override; |
| 45 virtual void OnReadCompleted(net::URLRequest* request, | 45 virtual void OnReadCompleted(net::URLRequest* request, |
| 46 int bytes_read) OVERRIDE; | 46 int bytes_read) override; |
| 47 | 47 |
| 48 // Tell the advisor that |url| is being preconnected or pre-resolved and why. | 48 // Tell the advisor that |url| is being preconnected or pre-resolved and why. |
| 49 // If |url| would be proxied (according to WouldProxyURL()), the ProxyAdvisor | 49 // If |url| would be proxied (according to WouldProxyURL()), the ProxyAdvisor |
| 50 // will send a HEAD request to the proxy, giving it an opportunity to | 50 // will send a HEAD request to the proxy, giving it an opportunity to |
| 51 // preconnect or pre-resolve hostnames prior to the browser sending actual | 51 // preconnect or pre-resolve hostnames prior to the browser sending actual |
| 52 // requests. | 52 // requests. |
| 53 // If WouldProxyURL returns a false positive, then Advise() will send an | 53 // If WouldProxyURL returns a false positive, then Advise() will send an |
| 54 // advisory HEAD request to the proxy, but |url| will be fetched by the | 54 // advisory HEAD request to the proxy, but |url| will be fetched by the |
| 55 // browser directly. | 55 // browser directly. |
| 56 // |motivation| and |is_preconnect| are used to determine a motivation string | 56 // |motivation| and |is_preconnect| are used to determine a motivation string |
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| 77 | 77 |
| 78 scoped_refptr<net::URLRequestContextGetter> context_getter_; | 78 scoped_refptr<net::URLRequestContextGetter> context_getter_; |
| 79 | 79 |
| 80 BooleanPrefMember proxy_pref_member_; | 80 BooleanPrefMember proxy_pref_member_; |
| 81 | 81 |
| 82 std::set<net::URLRequest*> inflight_requests_; | 82 std::set<net::URLRequest*> inflight_requests_; |
| 83 }; | 83 }; |
| 84 | 84 |
| 85 #endif // CHROME_BROWSER_NET_SPDYPROXY_PROXY_ADVISOR_H_ | 85 #endif // CHROME_BROWSER_NET_SPDYPROXY_PROXY_ADVISOR_H_ |
| 86 | 86 |
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