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 * 
 * Licensed to the Apache Software Foundation (ASF) under one
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 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
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#ifndef _CONNECTIVITY_MACAB_ORDER_HXX_
#define _CONNECTIVITY_MACAB_ORDER_HXX_

#include "rtl/ustring.hxx"
#include "MacabHeader.hxx"
#include "MacabRecord.hxx"

#include <vector>

namespace connectivity
{
	namespace macab
	{
		class MacabOrder
		{
		public:
			virtual ~MacabOrder();

			virtual sal_Int32 compare(const MacabRecord *record1, const MacabRecord *record2) const = 0;
		};

		class MacabSimpleOrder : public MacabOrder
		{
			sal_Int32 m_nFieldNumber;
			sal_Bool m_bAscending;

		public:
			MacabSimpleOrder(MacabHeader *header, ::rtl::OUString &sColumnName, sal_Bool bAscending);

			virtual sal_Int32 compare(const MacabRecord *record1, const MacabRecord *record2) const;
		};

		class MacabComplexOrder : public MacabOrder
		{
			::std::vector<MacabOrder *> m_aOrders;

		public:
			MacabComplexOrder();
			virtual ~MacabComplexOrder();

			void addOrder(MacabOrder *pOrder);
			virtual sal_Int32 compare(const MacabRecord *record1, const MacabRecord *record2) const;
		};
	}
}

#endif