//
  // HTTPIOStream.h
  //
  // $Id:\; //poco/Main/template/class.h\#4$
  //
  // Library: Net
  // Package: HTTP
  // Module:  HTTPIOStream
  //
  // Definition of the HTTPIOStream class.
  //
  // Copyright (c) 2005-2006, Applied Informatics Software Engineering GmbH.
  // and Contributors.
  //
  // Permission is hereby granted, free of charge, to any person or organization
  // obtaining a copy of the software and accompanying documentation covered by
  // this license (the "Software") to use, reproduce, display, distribute,
  // execute, and transmit the Software, and to prepare derivative works of the
  // Software, and to permit third-parties to whom the Software is furnished to
  // do so, all subject to the following:
  // 
  // The copyright notices in the Software and this entire statement, including
  // the above license grant, this restriction and the following disclaimer,
  // must be included in all copies of the Software, in whole or in part, and
  // all derivative works of the Software, unless such copies or derivative
  // works are solely in the form of machine-executable object code generated by
  // a source language processor.
  // 
  // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  // FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
  // SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
  // FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
  // ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  // DEALINGS IN THE SOFTWARE.
  //
  
  ifndef Net_HTTPIOStream_INCLUDED
  define Net_HTTPIOStream_INCLUDED
  
  include "Poco/Net/Net.h"
  include "Poco/Net/HTTPResponse.h"
  include "Poco/UnbufferedStreamBuf.h"
  
  namespace Poco {
  namespace Net {
  
  class HTTPClientSession;
  
  class Net_API HTTPResponseStreamBuf: public Poco::UnbufferedStreamBuf
  {
  public:
          HTTPResponseStreamBuf(std::istream& istr);
          
          ~HTTPResponseStreamBuf();
                  
  private:
          int readFromDevice();
          
          std::istream& _istr;
  };
  
  inline int HTTPResponseStreamBuf::readFromDevice()
  {
          return _istr.get();
  }
  
  class Net_API HTTPResponseIOS: public virtual std::ios
  {
  public:
          HTTPResponseIOS(std::istream& istr);
          
          ~HTTPResponseIOS();
          
          HTTPResponseStreamBuf* rdbuf();
  
  protected:
          HTTPResponseStreamBuf _buf;
  };
  
  inline HTTPResponseStreamBuf* HTTPResponseIOS::rdbuf()
  {
          return &_buf;
  }
  
  class Net_API HTTPResponseStream: public HTTPResponseIOS, public std::istream
  {
  public:
          HTTPResponseStream(std::istream& istr, HTTPClientSession* pSession);
                  
          ~HTTPResponseStream();
          
  private:
          HTTPClientSession* _pSession;
  };
  
  } } // namespace Poco::Net
  
  endif // Net_HTTPIOStream_INCLUDED