Page Speed Optimization Libraries  1.5.27.2
net/instaweb/http/public/http_dump_url_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_WRITER_H_
00020 #define NET_INSTAWEB_HTTP_PUBLIC_HTTP_DUMP_URL_WRITER_H_
00021 
00022 #include "net/instaweb/http/public/http_dump_url_fetcher.h"
00023 #include "net/instaweb/http/public/request_context.h"
00024 #include "net/instaweb/http/public/url_fetcher.h"
00025 #include "net/instaweb/util/public/basictypes.h"
00026 #include "net/instaweb/util/public/string.h"
00027 #include "net/instaweb/util/public/string_util.h"
00028 
00029 namespace net_instaweb {
00030 
00031 class FileSystem;
00032 class MessageHandler;
00033 class RequestHeaders;
00034 class ResponseHeaders;
00035 class Timer;
00036 class Writer;
00037 
00042 class HttpDumpUrlWriter : public UrlFetcher {
00043  public:
00044   HttpDumpUrlWriter(const StringPiece& root_dir, UrlFetcher* base_fetcher,
00045                     FileSystem* file_system, Timer* timer)
00046       : dump_fetcher_(root_dir, file_system, timer),
00047         base_fetcher_(base_fetcher),
00048         file_system_(file_system),
00049         accept_gzip_(true) {
00050     root_dir.CopyToString(&root_dir_);
00051   }
00052   virtual ~HttpDumpUrlWriter();
00053 
00055   virtual bool StreamingFetchUrl(const GoogleString& url,
00056                                  const RequestHeaders& request_headers,
00057                                  ResponseHeaders* response_headers,
00058                                  Writer* response_writer,
00059                                  MessageHandler* message_handler,
00060                                  const RequestContextPtr& request_context);
00061 
00065   void set_accept_gzip(bool x) { accept_gzip_ = x; }
00066 
00068   void set_print_urls(bool on) { dump_fetcher_.set_print_urls(on); }
00069 
00070  private:
00071   HttpDumpUrlFetcher dump_fetcher_;
00072   UrlFetcher* base_fetcher_; 
00073   GoogleString root_dir_; 
00074   FileSystem* file_system_;
00075   bool accept_gzip_;
00076 
00077   DISALLOW_COPY_AND_ASSIGN(HttpDumpUrlWriter);
00078 };
00079 
00080 }  
00081 
00082 #endif  ///< NET_INSTAWEB_HTTP_PUBLIC_HTTP_DUMP_URL_WRITER_H_
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