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/*
* 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>.
/
/**
* INCLUDE: structuretype.hh
*
* MODULE: raslib
* CLASS: r_Structure_Type
*
* COMMENTS:
*
*/
#ifndef _D_STRUCTURE_TYPE_
#define _D_STRUCTURE_TYPE_
#if (defined(__VISUALC__) && !defined(__EXECUTABLE__))
#define __EXECUTABLE__
#include "raslib/itertype.hh"
#undef __EXECUTABLE__
#else
#include "raslib/itertype.hh"
#endif
class r_Error;
#include "raslib/basetype.hh"
#include "raslib/attribute.hh"
//@ManMemo: Module: {\bf raslib}
/*@Doc:
This class represents all user defined structured types in the
ODMG conformant representation of the RasDaMan type system.
*/
class r_Structure_Type : public r_Base_Type
{
public:
/// typedef for iterator iterating through all attributes;
typedef r_IterType<r_Attribute> attribute_iterator;
/// default constructor.
r_Structure_Type();
/// constructor getting name of type and type id.
r_Structure_Type( char* newTypeName, unsigned int newNumAttrs, r_Attribute* newAttrs, int offset = 0 );
/// copy constructor
r_Structure_Type( const r_Structure_Type& oldObj );
/// assignment operator.
const r_Structure_Type& operator=( const r_Structure_Type& oldObj );
/// destructor.
virtual ~r_Structure_Type();
/// clone operation
virtual r_Type* clone() const;
/// retrieve id of the type.
virtual r_Type::r_Type_Id type_id() const;
/// check, if type is primitive or structured.
virtual bool isStructType() const;
/// check, if this type is compatible with myType (e.g. check the structure ignoring then names of atributtes)
virtual bool compatibleWith(const r_Structure_Type* myType) const;
/// returns attribute iterator at begin position.
attribute_iterator defines_attribute_begin() const;
/// returns attribute iterator at end position (behind last attribute).
attribute_iterator defines_attribute_end() const;
/// return attribute specified by name.
r_Attribute resolve_attribute(const char* name) const throw( r_Error );
/// return attribute specified by number starting with zero.
r_Attribute resolve_attribute(unsigned int number) const throw( r_Error );
/// subscript operator to access attributes by index
r_Attribute operator[]( unsigned int number ) const throw( r_Error );
/// get number of attributes
unsigned int count_elements() const;
/// converts array of cells from NT byte order to Unix byte order.
virtual void convertToLittleEndian(char* cells, r_Area noCells) const;
/// converts array of cells from Unix byte order to NT byte order.
virtual void convertToBigEndian(char* cells, r_Area noCells) const;
/// writes state of object to specified stream
virtual void print_status( std::ostream& s = std::cout ) const;
/// prints values of a structured type
virtual void print_value( const char* storage, std::ostream& s = std::cout ) const;
protected:
unsigned int numAttrs;
r_Attribute* myAttributes;
};
//@Doc: write the status of a structure type to a stream
extern std::ostream &operator<<( std::ostream &str, const r_Structure_Type &type );
#endif
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