// -*-C++-*- (for Emacs)

/*
* This file is part of rasdaman community.
*
* Rasdaman community is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rasdaman community is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with rasdaman community.  If not, see <http://www.gnu.org/licenses/>.
*
* Copyright 2003, 2004, 2005, 2006, 2007, 2008, 2009 Peter Baumann /
rasdaman GmbH.
*
* For more information please see <http://www.rasdaman.org>
* or contact Peter Baumann via <baumann@rasdaman.com>.
*/
/*************************************************************
 *
 *
 * PURPOSE:
 *   The MDDType class is used as a type for MDDs where nothing
 *   is specified. It also is a superclass for types for MDDs
 *   specifying more.
 *
 *
 * COMMENTS:
 *
 ************************************************************/

#ifndef _MDDTYPE_HH_
#define _MDDTYPE_HH_

#include "catalogmgr/ops.hh"
#include "type.hh"
#include "raslib/minterval.hh"

class OId;

//@ManMemo: Module: {\bf relcatalogif}.

/*@Doc:
  The MDDType class is used as a type for MDDs where nothing
  is specified. It also is a superclass for types for MDDs
  specifying more.
*/

/**
  * \ingroup Relcatalogifs
  */
class MDDType : public Type
	{
	public:
		enum MDDTypeEnum { MDDONLYTYPE, MDDBASETYPE, MDDDOMAINTYPE, MDDDIMENSIONTYPE };
		/*@Doc:
		enum used for runtime typing.
		could be superceded by OId::OIdType
		*/

		virtual char* getTypeStructure() const;
		/*@Doc:
		returns type as string:
			marray <>
		*/
		
		MDDType(const OId& id) throw (r_Error);

		MDDType();
		/*@Doc:
		constructor.
		*/
		
		MDDType(const char* newTypeName);
		/*@Doc:
		constructor using type name.
		*/
		
		MDDType(const MDDType& old);
		/*@Doc:
		copy constructor.
		*/
		
		MDDType& operator=(const MDDType& old);
		/*@Doc:
		assignment operator.
		*/
	 
		virtual void print_status( ostream& s ) const;
		/*@Doc:
		writes the state of the object to the specified stream:
			\tr_Marray<>
		*/
		
		MDDType::MDDTypeEnum getSubtype() const;
		/*@Doc:
		return subclass of MDDType (runtime typing)
		*/

		virtual ~MDDType();
		/*@Doc:
		virtual destructor.
		*/

		virtual int compatibleWith(const Type* aType) const;
		/*@Doc:
		check for compatibility of MDDTypes:
			if aType is a MDDTYPE Type (don't confuse with MDDType!!)
		*/
		
		virtual int compatibleWithDomain(const r_Minterval* aDomain) const;
		/*@Doc:
		check for compatibility with a certain domain.
		always returns 1.
		*/

		virtual r_Bytes getMemorySize() const;
		/*@Doc:
		the memory space is computed by:
			sizeof(MDDType::MDDTypeEnum) + DBNamedObject::getMemorySize();
		*/

	protected:

		virtual void insertInDb() throw (r_Error);
		
		virtual void readFromDb() throw (r_Error);

		virtual void deleteFromDb() throw (r_Error);
		
		MDDTypeEnum mySubclass;
		/*@Doc:
		used for runtime typing and comparison operation.
		*/
	};

#endif