datagramSink.h

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/**
 * PANDA 3D SOFTWARE
 * Copyright (c) Carnegie Mellon University.  All rights reserved.
 *
 * All use of this software is subject to the terms of the revised BSD
 * license.  You should have received a copy of this license along
 * with this source code in a file named "LICENSE."
 *
 * @file datagramSink.h
 * @author jason
 * @date 2000-06-07
 */
 
#ifndef DATAGRAMSINK_H
#define DATAGRAMSINK_H
 
#include "pandabase.h"
 
#include "datagram.h"
 
class SubfileInfo;
class FileReference;
class Filename;
 
/**
 * This class defines the abstract interface to sending datagrams to any
 * target, whether it be into a file or across the net
 */
class EXPCL_PANDA_EXPRESS DatagramSink {
PUBLISHED:
  INLINE DatagramSink();
  virtual ~DatagramSink();
 
  virtual bool put_datagram(const Datagram &data) = 0;
  virtual bool copy_datagram(SubfileInfo &result, const Filename &filename);
  virtual bool copy_datagram(SubfileInfo &result, const SubfileInfo &source);
  virtual bool is_error() = 0;
  virtual void flush() = 0;
 
  virtual const Filename &get_filename();
  virtual const FileReference *get_file();
  virtual std::streampos get_file_pos();
 
  MAKE_PROPERTY(filename, get_filename);
  MAKE_PROPERTY(file, get_file);
  MAKE_PROPERTY(file_pos, get_file_pos);
};
 
#include "datagramSink.I"
 
#endif