Page Speed Optimization Libraries  1.2.24.1
net/instaweb/apache/mod_spdy_fetcher.h
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00001 /*
00002  * Copyright 2012 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 
00021 
00022 #ifndef NET_INSTAWEB_APACHE_MOD_SPDY_FETCHER_H_
00023 #define NET_INSTAWEB_APACHE_MOD_SPDY_FETCHER_H_
00024 
00025 #include "net/instaweb/http/public/url_async_fetcher.h"
00026 
00027 #include "httpd.h"
00028 
00029 
00030 #include "net/instaweb/apache/interface_mod_spdy.h"
00031 #include "net/instaweb/util/public/basictypes.h"
00032 #include "net/instaweb/util/public/string.h"
00033 
00034 struct request_rec;
00035 struct spdy_slave_connection_factory;
00036 
00037 namespace net_instaweb {
00038 
00039 class AsyncFetch;
00040 class MessageHandler;
00041 class ModSpdyFetchController;
00042 class RewriteDriver;
00043 
00044 class ModSpdyFetcher : public UrlAsyncFetcher {
00045  public:
00048   static void Initialize();
00049 
00050   ModSpdyFetcher(ModSpdyFetchController* controller,
00051                  request_rec* req, RewriteDriver* driver);
00052   virtual ~ModSpdyFetcher();
00053 
00054   virtual void Fetch(const GoogleString& url,
00055                      MessageHandler* message_handler,
00056                      AsyncFetch* fetch);
00057 
00060   static bool ShouldUseOn(request_rec* req);
00061 
00064 
00065  private:
00066   friend class ModSpdyFetchController;
00067 
00070   void BlockingFetch(const GoogleString& url,
00071                      MessageHandler* message_handler,
00072                      AsyncFetch* fetch);
00073 
00074   ModSpdyFetchController* controller_;
00075   spdy_slave_connection_factory* connection_factory_;
00076   UrlAsyncFetcher* fallback_fetcher_;
00077   GoogleString own_origin_; 
00078 
00079   DISALLOW_COPY_AND_ASSIGN(ModSpdyFetcher);
00080 };
00081 
00082 }  
00083 
00084 #endif  ///< NET_INSTAWEB_APACHE_MOD_SPDY_FETCHER_H_
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