/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * 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
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.    
 */
#ifndef PK_OBJECT_H
#define PK_OBJECT_H

#include <list>
#include <map>
#include <string>
#include <stdexcept>

#include "commonj/sdo/DataObject.h"

namespace apache {
	namespace das {
		namespace rdb {

class ColumnData;
class ResultSet;
class GraphBuilder;
class Table;

typedef std::map<std::string, ColumnData*> KeyDataList;

class PKObject {

	private:
		const Table* table;
		KeyDataList* primaryKeys;

	protected:
		void addPrimaryKey(std::string columnName, ColumnData& columnData);
		
	public:
		PKObject(const Table& table);
		virtual ~PKObject(void);

		const Table& getTable(void) const;

		bool operator==(const PKObject& pkObject) const;
		bool operator==(const KeyDataList* primaryKeyList) const;
		bool operator!=(const PKObject& pkObject) const;
		bool operator!=(const KeyDataList* primaryKeyList) const;
		bool operator<(const PKObject& pkObject) const;
		bool operator<(const KeyDataList* primaryKeyList) const;

		const KeyDataList& getPrimaryKeys(void) const;
		bool isPK(std::string columnName) const;

};

class KeyDataCmp {
	public:
		bool operator() (const KeyDataList* keyDataList1, const KeyDataList* keyDataList2 ) const;
};

		};
	};
};


#endif //PK_OBJECT_H