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CdbBdb2RooPayloadConvertersDict.hh

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#ifndef CDBROOCONVERSIONFWK_BDB_2_ROO_PAYLOAD_CONVERTERS_DICT_HH
#define CDBROOCONVERSIONFWK_BDB_2_ROO_PAYLOAD_CONVERTERS_DICT_HH

// File and Version Information:
//      $Id: CdbBdb2RooPayloadConvertersDict.hh,v 1.2 2005/07/14 16:11:04 jtinslay Exp $

#include "CdbBase/CdbCPtr.hh"

#include <string>
#include <map>

class CdbRooConverterBase;

/// The dictionary fo user defined converters
/**
  * An object of this class manages a dictionary of user defined converters for pairs
  * of "Bdb" and "Roo" persistent classes. The dictionay is supposed to be prepared
  * before and be used in a course of an actual conversion path.
  *
  * Notes on the dictionary use:
  *
  * 1. It's expected that there is a bidirectional one-to-one correspondance between
  *    input and output classes. This policy will be enforced by the "add()" method of
  *    of the dictionary.
  *
  * @see class CdbRooConverterBase
  */
class CdbBdb2RooPayloadConvertersDict {

public:

  /// The default constructor

    CdbBdb2RooPayloadConvertersDict( );

  /// The copy constructor

    CdbBdb2RooPayloadConvertersDict( const CdbBdb2RooPayloadConvertersDict& theOther );

  /// The destructor.

    virtual ~CdbBdb2RooPayloadConvertersDict( );

  /// The assignment operator

    CdbBdb2RooPayloadConvertersDict& operator=( const CdbBdb2RooPayloadConvertersDict& theOther );

  /// Add a converter

    virtual CdbStatus add( const CdbCPtr< CdbRooConverterBase>& theConverterPtr );

  /// Find a converter by the specified "input" class name
  /**
    * The method will return a pointer on the converter or 0 if no object matching
    * the specified name is found.
    */
    virtual CdbCPtr< CdbRooConverterBase > findByInputClassName( const std::string& theName ) const;

  /// Find a converter by the specified "output" class name
  /**
    * The method will return a pointer on the converter or 0 if no object matching
    * the specified name is found.
    */
    virtual CdbCPtr< CdbRooConverterBase > findByOutputClassName( const std::string& theName ) const;

private:

    std::map< std::string, CdbCPtr< CdbRooConverterBase > > _byInputClassName;
    std::map< std::string, CdbCPtr< CdbRooConverterBase > > _byOutputClassName;
};

#endif  // CDBROOCONVERSIONFWK_BDB_2_ROO_PAYLOAD_CONVERTERS_DICT_HH

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