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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 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_PRERENDER_INTERCEPTOR_H_ | 5 #ifndef CHROME_BROWSER_NET_PRERENDER_INTERCEPTOR_H_ |
| 6 #define CHROME_BROWSER_NET_PRERENDER_INTERCEPTOR_H_ | 6 #define CHROME_BROWSER_NET_PRERENDER_INTERCEPTOR_H_ |
| 7 | 7 |
| 8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
| 9 #include "base/callback.h" | 9 #include "base/callback.h" |
| 10 #include "base/scoped_ptr.h" | 10 #include "base/scoped_ptr.h" |
| 11 #include "base/task.h" | 11 #include "base/task.h" |
| 12 #include "net/url_request/url_request.h" | 12 #include "net/url_request/url_request.h" |
| 13 | 13 |
| 14 class GURL; | 14 class GURL; |
| 15 | 15 |
| 16 namespace chrome_browser_net { | 16 namespace chrome_browser_net { |
| 17 | 17 |
| 18 // The PrerenderInterceptor watches prefetch requests, and when | 18 // The PrerenderInterceptor watches prefetch requests, and when |
| 19 // they are for type text/html, notifies the prerendering | 19 // they are for type text/html, notifies the prerendering |
| 20 // system about the fetch so it may consider the URL. | 20 // system about the fetch so it may consider the URL. |
| 21 class PrerenderInterceptor : public URLRequest::Interceptor { | 21 class PrerenderInterceptor : public net::URLRequest::Interceptor { |
| 22 public: | 22 public: |
| 23 PrerenderInterceptor(); | 23 PrerenderInterceptor(); |
| 24 virtual ~PrerenderInterceptor(); | 24 virtual ~PrerenderInterceptor(); |
| 25 | 25 |
| 26 // URLRequest::Interceptor overrides. We only care about | 26 // net::URLRequest::Interceptor overrides. We only care about |
| 27 // MaybeInterceptResponse, but must capture MaybeIntercept since | 27 // MaybeInterceptResponse, but must capture MaybeIntercept since |
| 28 // it is pure virtual. | 28 // it is pure virtual. |
| 29 virtual net::URLRequestJob* MaybeIntercept(net::URLRequest* request); | 29 virtual net::URLRequestJob* MaybeIntercept(net::URLRequest* request); |
| 30 virtual net::URLRequestJob* MaybeInterceptResponse(net::URLRequest* request); | 30 virtual net::URLRequestJob* MaybeInterceptResponse(net::URLRequest* request); |
| 31 | 31 |
| 32 private: | 32 private: |
| 33 friend class PrerenderInterceptorTest; | 33 friend class PrerenderInterceptorTest; |
| 34 | 34 |
| 35 typedef Callback1<const GURL&>::Type PrerenderInterceptorCallback; | 35 typedef Callback1<const GURL&>::Type PrerenderInterceptorCallback; |
| 36 | 36 |
| 37 // This constructor is provided for the unit test only, to provide | 37 // This constructor is provided for the unit test only, to provide |
| 38 // an an alternative dispatch target for the test only. The callback | 38 // an an alternative dispatch target for the test only. The callback |
| 39 // parameter is owned and deleted by this object. | 39 // parameter is owned and deleted by this object. |
| 40 explicit PrerenderInterceptor(PrerenderInterceptorCallback* callback); | 40 explicit PrerenderInterceptor(PrerenderInterceptorCallback* callback); |
| 41 | 41 |
| 42 void RunCallbackFromUIThread(const GURL& url); | 42 void RunCallbackFromUIThread(const GURL& url); |
| 43 void PrerenderDispatch(const GURL& url); | 43 void PrerenderDispatch(const GURL& url); |
| 44 | 44 |
| 45 scoped_ptr<PrerenderInterceptorCallback> callback_; | 45 scoped_ptr<PrerenderInterceptorCallback> callback_; |
| 46 | 46 |
| 47 DISALLOW_COPY_AND_ASSIGN(PrerenderInterceptor); | 47 DISALLOW_COPY_AND_ASSIGN(PrerenderInterceptor); |
| 48 }; | 48 }; |
| 49 | 49 |
| 50 } // namespace chrome_browser_net | 50 } // namespace chrome_browser_net |
| 51 | 51 |
| 52 #endif // CHROME_BROWSER_NET_PRERENDER_INTERCEPTOR_H_ | 52 #endif // CHROME_BROWSER_NET_PRERENDER_INTERCEPTOR_H_ |
| 53 | 53 |
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