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poco/Net/include/Poco/Net/PartHandler.h
2008-01-28 17:34:07 +00:00

91 lines
2.7 KiB
C++

//
// PartHandler.h
//
// $Id: //poco/svn/Net/include/Poco/Net/PartHandler.h#2 $
//
// Library: Net
// Package: Messages
// Module: PartHandler
//
// Definition of the PartHandler 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_PartHandler_INCLUDED
#define Net_PartHandler_INCLUDED
#include "Poco/Net/Net.h"
#include <istream>
namespace Poco {
namespace Net {
class MessageHeader;
class Net_API PartHandler
/// The base class for all part or attachment handlers.
///
/// Part handlers are used for handling email parts and
/// attachments in MIME multipart messages, as well as file
/// uploads via HTML forms.
///
/// Subclasses must override handlePart().
{
public:
virtual void handlePart(const MessageHeader& header, std::istream& stream) = 0;
/// Called for every part encountered during the processing
/// of an email message or an uploaded HTML form.
///
/// Information about the part can be extracted from
/// the given message header. What information can be obtained
/// from header depends on the kind of part.
///
/// The content of the part can be read from stream.
protected:
PartHandler();
/// Creates the PartHandler.
virtual ~PartHandler();
/// Destroys the PartHandler.
private:
PartHandler(const PartHandler&);
PartHandler& operator = (const PartHandler&);
};
} } // namespace Poco::Net
#endif // Net_PartHandler_INCLUDED