Page Speed Optimization Libraries  1.7.30.2
net/instaweb/http/public/http_dump_url_async_writer.h
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00001 /*
00002  * Copyright 2010 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 
00018 
00019 #ifndef NET_INSTAWEB_HTTP_PUBLIC_HTTP_DUMP_URL_ASYNC_WRITER_H_
00020 #define NET_INSTAWEB_HTTP_PUBLIC_HTTP_DUMP_URL_ASYNC_WRITER_H_
00021 
00022 #include "net/instaweb/http/public/url_async_fetcher.h"
00023 #include "net/instaweb/http/public/http_dump_url_fetcher.h"
00024 #include "net/instaweb/util/public/basictypes.h"
00025 #include "net/instaweb/util/public/string.h"
00026 #include "net/instaweb/util/public/string_util.h"
00027 
00028 namespace net_instaweb {
00029 
00030 class AsyncFetch;
00031 class FileSystem;
00032 class MessageHandler;
00033 class Timer;
00034 
00039 class HttpDumpUrlAsyncWriter : public UrlAsyncFetcher {
00040  public:
00041   HttpDumpUrlAsyncWriter(const StringPiece& root_dir,
00042                          UrlAsyncFetcher* base_fetcher,
00043                          FileSystem* file_system,
00044                          Timer* timer)
00045       : dump_fetcher_(root_dir, file_system, timer),
00046         base_fetcher_(base_fetcher),
00047         file_system_(file_system),
00048         accept_gzip_(true) {
00049     root_dir.CopyToString(&root_dir_);
00050   }
00051   virtual ~HttpDumpUrlAsyncWriter();
00052 
00053   virtual bool SupportsHttps() const { return base_fetcher_->SupportsHttps(); }
00054 
00056   virtual void Fetch(const GoogleString& url,
00057                      MessageHandler* handler,
00058                      AsyncFetch* base_fetch);
00059 
00063   void set_accept_gzip(bool x) { accept_gzip_ = x; }
00064 
00066   void set_print_urls(bool on) { dump_fetcher_.set_print_urls(on); }
00067 
00068  private:
00070   class DumpFetch;
00071 
00072   HttpDumpUrlFetcher dump_fetcher_;
00074   UrlAsyncFetcher* base_fetcher_;
00075   GoogleString root_dir_; 
00076   FileSystem* file_system_;
00077   bool accept_gzip_;
00078 
00079   DISALLOW_COPY_AND_ASSIGN(HttpDumpUrlAsyncWriter);
00080 };
00081 
00082 }  
00083 
00084 #endif  ///< NET_INSTAWEB_HTTP_PUBLIC_HTTP_DUMP_URL_ASYNC_WRITER_H_
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