Page Speed Optimization Libraries
1.5.27.2
|
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_REWRITER_PUBLIC_RESOURCE_FETCH_H_ 00024 #define NET_INSTAWEB_REWRITER_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 RewriteOptions; 00037 class SyncFetcherAdapterCallback; 00038 class Timer; 00039 00044 class ResourceFetch : public SharedAsyncFetch { 00045 public: 00050 static void Start(const GoogleUrl& url, 00051 RewriteOptions* custom_options, 00055 bool using_spdy, 00056 ServerContext* server_context, 00057 AsyncFetch* async_fetch); 00058 00069 static bool BlockingFetch(const GoogleUrl& url, 00070 ServerContext* server_context, 00071 RewriteDriver* driver, 00072 SyncFetcherAdapterCallback* async_fetch); 00073 00081 static RewriteDriver* GetDriver(const GoogleUrl& url, 00082 RewriteOptions* custom_options, 00083 ServerContext* server_context, 00084 const RequestContextPtr& request_ctx); 00085 00086 protected: 00088 virtual void HandleHeadersComplete(); 00089 virtual void HandleDone(bool success); 00090 00091 private: 00092 enum CleanupMode { 00093 kAutoCleanupDriver, 00094 kDontAutoCleanupDriver 00095 }; 00096 00097 ResourceFetch(const GoogleUrl& url, CleanupMode cleanup_mode, 00098 RewriteDriver* driver, Timer* timer, 00099 MessageHandler* handler, AsyncFetch* async_fetch); 00100 virtual ~ResourceFetch(); 00101 00107 static void StartWithDriver(const GoogleUrl& url, 00108 CleanupMode cleanup_mode, 00109 ServerContext* server_context, 00110 RewriteDriver* driver, 00111 AsyncFetch* async_fetch); 00112 00116 static void ApplyFuriousOptions(const GoogleUrl& url, 00117 const RequestContextPtr& request_ctx, 00118 ServerContext* server_context, 00119 RewriteOptions** custom_options); 00120 00121 GoogleUrl resource_url_; 00122 RewriteDriver* driver_; 00123 Timer* timer_; 00124 MessageHandler* message_handler_; 00125 00126 int64 start_time_ms_; 00127 int redirect_count_; 00128 CleanupMode cleanup_mode_; 00129 00130 DISALLOW_COPY_AND_ASSIGN(ResourceFetch); 00131 }; 00132 00133 } 00134 00135 #endif ///< NET_INSTAWEB_REWRITER_PUBLIC_RESOURCE_FETCH_H_