Event/ers/include/ers/HumanStream.h

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/*
 *  HumanStream.h
 *  ers
 *
 *  Created by Matthias Wiesmann on 01.11.04.
 *  Copyright 2004 CERN. All rights reserved.
 *
 */
 
#include <ostream>
#include <sstream>
 
#include "ers/Stream.h"
 
namespace ers {
 
  /** This class streams an issue into an human readable string.
   * It is uses by the issue class to display itself.
   * This stream can be specified for other uses, but the user is then responsible
   * for reading data from the stream and clearing it.
   * \author Matthias Wiesmann
   * \version 1.0
   * \brief Single line, human readable format stream.
   */
 
  class HumanStream : public Stream {
  protected:
    std::ostringstream m_out_stream;
 
  public:
    static std::string       to_string( const Issue* issue ) throw();
    static const char* const KEY;
    HumanStream();
    HumanStream( const HumanStream& other );
    ~HumanStream();
    std::string  to_string();
    void         clear();
    virtual void send( const Issue* ptr );
    virtual void print_to( std::ostream& stream ) const;
 
  }; // human_stream
 
} // namespace ers