Page Speed Optimization Libraries
1.2.24.1
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00001 /* 00002 * Copyright 2011 Google Inc. 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http:///www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00022 00023 #ifndef NET_INSTAWEB_AUTOMATIC_PUBLIC_RESOURCE_FETCH_H_ 00024 #define NET_INSTAWEB_AUTOMATIC_PUBLIC_RESOURCE_FETCH_H_ 00025 00026 #include "net/instaweb/http/public/async_fetch.h" 00027 #include "net/instaweb/http/public/request_context.h" 00028 #include "net/instaweb/util/public/basictypes.h" 00029 #include "net/instaweb/util/public/google_url.h" 00030 00031 namespace net_instaweb { 00032 00033 class MessageHandler; 00034 class ServerContext; 00035 class RewriteDriver; 00036 class RewriteDriverPool; 00037 class RewriteOptions; 00038 class SyncFetcherAdapterCallback; 00039 class Timer; 00040 00045 class ResourceFetch : public SharedAsyncFetch { 00046 public: 00051 static void Start(const GoogleUrl& url, 00052 RewriteOptions* custom_options, 00056 bool using_spdy, 00057 ServerContext* server_context, 00058 AsyncFetch* async_fetch); 00059 00070 static bool BlockingFetch(const GoogleUrl& url, 00071 ServerContext* server_context, 00072 RewriteDriver* driver, 00073 SyncFetcherAdapterCallback* async_fetch); 00074 00082 static RewriteDriver* GetDriver(const GoogleUrl& url, 00083 RewriteOptions* custom_options, 00084 RewriteDriverPool* driver_pool, 00085 bool using_spdy, 00086 ServerContext* server_context, 00087 const RequestContextPtr& request_ctx); 00088 00089 protected: 00091 virtual void HandleHeadersComplete(); 00092 virtual void HandleDone(bool success); 00093 00094 private: 00095 enum CleanupMode { 00096 kAutoCleanupDriver, 00097 kDontAutoCleanupDriver 00098 }; 00099 00100 ResourceFetch(const GoogleUrl& url, CleanupMode cleanup_mode, 00101 RewriteDriver* driver, Timer* timer, 00102 MessageHandler* handler, AsyncFetch* async_fetch); 00103 virtual ~ResourceFetch(); 00104 00110 static void StartWithDriver(const GoogleUrl& url, 00111 CleanupMode cleanup_mode, 00112 ServerContext* manager, 00113 RewriteDriver* driver, 00114 AsyncFetch* async_fetch); 00115 00119 static void ApplyFuriousOptions(const ServerContext* server_context, 00120 const GoogleUrl& url, 00121 RewriteDriverPool* driver_pool, 00122 RewriteOptions** custom_options); 00123 00124 GoogleUrl resource_url_; 00125 RewriteDriver* driver_; 00126 Timer* timer_; 00127 MessageHandler* message_handler_; 00128 00129 int64 start_time_ms_; 00130 int redirect_count_; 00131 CleanupMode cleanup_mode_; 00132 00133 DISALLOW_COPY_AND_ASSIGN(ResourceFetch); 00134 }; 00135 00136 } 00137 00138 #endif ///< NET_INSTAWEB_AUTOMATIC_PUBLIC_RESOURCE_FETCH_H_