JDBCStatisticaInfoServiceSearchImpl.java

/*
 * GovWay - A customizable API Gateway 
 * https://govway.org
 * 
 * Copyright (c) 2005-2024 Link.it srl (https://link.it).
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 3, as published by
 * the Free Software Foundation.
 *
 * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 */
package org.openspcoop2.core.statistiche.dao.jdbc;

import java.sql.Connection;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;

import org.openspcoop2.core.statistiche.StatisticaInfo;
import org.openspcoop2.core.statistiche.constants.TipoIntervalloStatistico;
import org.openspcoop2.core.statistiche.dao.jdbc.converter.StatisticaInfoFieldConverter;
import org.openspcoop2.core.statistiche.dao.jdbc.fetch.StatisticaInfoFetch;
import org.openspcoop2.generic_project.beans.FunctionField;
import org.openspcoop2.generic_project.beans.IField;
import org.openspcoop2.generic_project.beans.InUse;
import org.openspcoop2.generic_project.beans.NonNegativeNumber;
import org.openspcoop2.generic_project.beans.Union;
import org.openspcoop2.generic_project.beans.UnionExpression;
import org.openspcoop2.generic_project.dao.jdbc.IJDBCServiceSearchWithoutId;
import org.openspcoop2.generic_project.dao.jdbc.JDBCExpression;
import org.openspcoop2.generic_project.dao.jdbc.JDBCPaginatedExpression;
import org.openspcoop2.generic_project.dao.jdbc.JDBCServiceManagerProperties;
import org.openspcoop2.generic_project.dao.jdbc.utils.IJDBCFetch;
import org.openspcoop2.generic_project.dao.jdbc.utils.JDBCObject;
import org.openspcoop2.generic_project.exception.MultipleResultException;
import org.openspcoop2.generic_project.exception.NotFoundException;
import org.openspcoop2.generic_project.exception.NotImplementedException;
import org.openspcoop2.generic_project.exception.ServiceException;
import org.openspcoop2.generic_project.expression.IExpression;
import org.openspcoop2.generic_project.expression.impl.sql.ISQLFieldConverter;
import org.openspcoop2.utils.sql.ISQLQueryObject;
import org.slf4j.Logger;

/**     
 * JDBCStatisticaInfoServiceSearchImpl
 *
 * @author Poli Andrea (poli@link.it)
 * @author $Author$
 * @version $Rev$, $Date$
 */
public class JDBCStatisticaInfoServiceSearchImpl implements IJDBCServiceSearchWithoutId<StatisticaInfo, JDBCServiceManager> {

	private StatisticaInfoFieldConverter _statisticaInfoFieldConverter = null;
	public StatisticaInfoFieldConverter getStatisticaInfoFieldConverter() {
		if(this._statisticaInfoFieldConverter==null){
			this._statisticaInfoFieldConverter = new StatisticaInfoFieldConverter(this.jdbcServiceManager.getJdbcProperties().getDatabaseType());
		}		
		return this._statisticaInfoFieldConverter;
	}
	@Override
	public ISQLFieldConverter getFieldConverter() {
		return this.getStatisticaInfoFieldConverter();
	}
	
	private StatisticaInfoFetch statisticaInfoFetch = new StatisticaInfoFetch();
	public StatisticaInfoFetch getStatisticaInfoFetch() {
		return this.statisticaInfoFetch;
	}
	@Override
	public IJDBCFetch getFetch() {
		return getStatisticaInfoFetch();
	}
	
	
	private JDBCServiceManager jdbcServiceManager = null;

	@Override
	public void setServiceManager(JDBCServiceManager serviceManager) throws ServiceException{
		this.jdbcServiceManager = serviceManager;
	}
	
	@Override
	public JDBCServiceManager getServiceManager() throws ServiceException{
		return this.jdbcServiceManager;
	}
	

	
	
	
	
	@Override
	public List<StatisticaInfo> findAll(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, JDBCPaginatedExpression expression, org.openspcoop2.generic_project.beans.IDMappingBehaviour idMappingResolutionBehaviour) throws NotImplementedException, ServiceException,Exception {

        List<StatisticaInfo> list = new ArrayList<StatisticaInfo>();
        
        // TODO: implementazione non efficiente. 
		// Per ottenere una implementazione efficiente:
		// 1. Usare metodo select di questa classe indirizzando esattamente i field necessari
		// 2. Usare metodo getStatisticaInfoFetch() sul risultato della select per ottenere un oggetto StatisticaInfo
		//	  La fetch con la map inserirĂ  nell'oggetto solo i valori estratti 

		List<Object> ids = this._findAllObjectIds(jdbcProperties, log, connection, sqlQueryObject, expression);
        
        for(Object id: ids) {
        	list.add(this.getEngine(jdbcProperties, log, connection, sqlQueryObject, id, idMappingResolutionBehaviour));
        }

        return list;      
		
	}
	
	@Override
	public StatisticaInfo find(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, JDBCExpression expression, org.openspcoop2.generic_project.beans.IDMappingBehaviour idMappingResolutionBehaviour) 
		throws NotFoundException, MultipleResultException, NotImplementedException, ServiceException,Exception {

        Object id = this._findObjectId(jdbcProperties, log, connection, sqlQueryObject, expression);
        if(id!=null){
        	return this.getEngine(jdbcProperties, log, connection, sqlQueryObject, id, idMappingResolutionBehaviour);
        }else{
        	throw new NotFoundException("Entry with id["+id+"] not found");
        }
		
	}
	
	@Override
	public NonNegativeNumber count(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, JDBCExpression expression) throws NotImplementedException, ServiceException,Exception {
		
		List<Object> listaQuery = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.prepareCount(jdbcProperties, log, connection, sqlQueryObject, expression,
												this.getStatisticaInfoFieldConverter(), StatisticaInfo.model());
		
		sqlQueryObject.addSelectCountField("tot");
		
		joinEngine(expression,sqlQueryObject);
		
		return org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.count(jdbcProperties, log, connection, sqlQueryObject, expression,
																			this.getStatisticaInfoFieldConverter(), StatisticaInfo.model(),listaQuery);
	}


	@Override
	public List<Object> select(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
													JDBCPaginatedExpression paginatedExpression, IField field) throws ServiceException,NotFoundException,NotImplementedException,Exception {
		return this.select(jdbcProperties, log, connection, sqlQueryObject,
								paginatedExpression, false, field);
	}
	
	@Override
	public List<Object> select(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
													JDBCPaginatedExpression paginatedExpression, boolean distinct, IField field) throws ServiceException,NotFoundException,NotImplementedException,Exception {
		List<Map<String,Object>> map = 
			this.select(jdbcProperties, log, connection, sqlQueryObject, paginatedExpression, distinct, new IField[]{field});
		return org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.selectSingleObject(map);
	}
	
	@Override
	public List<Map<String,Object>> select(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
													JDBCPaginatedExpression paginatedExpression, IField ... field) throws ServiceException,NotFoundException,NotImplementedException,Exception {
		return this.select(jdbcProperties, log, connection, sqlQueryObject,
								paginatedExpression, false, field);
	}
	
	@Override
	public List<Map<String,Object>> select(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
													JDBCPaginatedExpression paginatedExpression, boolean distinct, IField ... field) throws ServiceException,NotFoundException,NotImplementedException,Exception {
		
		org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.setFields(sqlQueryObject,paginatedExpression,field);
		try{
		
			ISQLQueryObject sqlQueryObjectDistinct = 
						org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.prepareSqlQueryObjectForSelectDistinct(distinct,sqlQueryObject, paginatedExpression, log,
												this.getStatisticaInfoFieldConverter(), field);

			return selectEngine(jdbcProperties, log, connection, sqlQueryObject, paginatedExpression, sqlQueryObjectDistinct);
			
		}finally{
			org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.removeFields(sqlQueryObject,paginatedExpression,field);
		}
	}

	@Override
	public Object aggregate(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
													JDBCExpression expression, FunctionField functionField) throws ServiceException,NotFoundException,NotImplementedException,Exception {
		Map<String,Object> map = 
			this.aggregate(jdbcProperties, log, connection, sqlQueryObject, expression, new FunctionField[]{functionField});
		return org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.selectAggregateObject(map,functionField);
	}
	
	@Override
	public Map<String,Object> aggregate(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
													JDBCExpression expression, FunctionField ... functionField) throws ServiceException,NotFoundException,NotImplementedException,Exception {													
		
		org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.setFields(sqlQueryObject,expression,functionField);
		try{
			List<Map<String,Object>> list = selectEngine(jdbcProperties, log, connection, sqlQueryObject, expression);
			return list.get(0);
		}finally{
			org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.removeFields(sqlQueryObject,expression,functionField);
		}
	}

	@Override
	public List<Map<String,Object>> groupBy(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
													JDBCExpression expression, FunctionField ... functionField) throws ServiceException,NotFoundException,NotImplementedException,Exception {
		
		if(expression.getGroupByFields().isEmpty()){
			throw new ServiceException("GroupBy conditions not found in expression");
		}
		
		org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.setFields(sqlQueryObject,expression,functionField);
		try{
			return selectEngine(jdbcProperties, log, connection, sqlQueryObject, expression);
		}finally{
			org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.removeFields(sqlQueryObject,expression,functionField);
		}
	}
	

	@Override
	public List<Map<String,Object>> groupBy(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
													JDBCPaginatedExpression paginatedExpression, FunctionField ... functionField) throws ServiceException,NotFoundException,NotImplementedException,Exception {
		
		if(paginatedExpression.getGroupByFields().isEmpty()){
			throw new ServiceException("GroupBy conditions not found in expression");
		}
		
		org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.setFields(sqlQueryObject,paginatedExpression,functionField);
		try{
			return selectEngine(jdbcProperties, log, connection, sqlQueryObject, paginatedExpression);
		}finally{
			org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.removeFields(sqlQueryObject,paginatedExpression,functionField);
		}
	}
	
	protected List<Map<String,Object>> selectEngine(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
												IExpression expression) throws ServiceException,NotFoundException,NotImplementedException,Exception {
		return selectEngine(jdbcProperties, log, connection, sqlQueryObject, expression, null);
	}
	protected List<Map<String,Object>> selectEngine(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
												IExpression expression, ISQLQueryObject sqlQueryObjectDistinct) throws ServiceException,NotFoundException,NotImplementedException,Exception {
		
		List<Object> listaQuery = new ArrayList<>();
		List<JDBCObject> listaParams = new ArrayList<>();
		List<Object> returnField = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.prepareSelect(jdbcProperties, log, connection, sqlQueryObject, 
        						expression, this.getStatisticaInfoFieldConverter(), StatisticaInfo.model(), 
        						listaQuery,listaParams);
		
		joinEngine(expression,sqlQueryObject);
        
        List<Map<String,Object>> list = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.select(jdbcProperties, log, connection,
        								org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.prepareSqlQueryObjectForSelectDistinct(sqlQueryObject,sqlQueryObjectDistinct), 
        								expression, this.getStatisticaInfoFieldConverter(), StatisticaInfo.model(),
        								listaQuery,listaParams,returnField);
		if(list!=null && !list.isEmpty()){
			return list;
		}
		else{
			throw org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.newNotFoundException();
		}
	}
	
	@Override
	public List<Map<String,Object>> union(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
												Union union, UnionExpression ... unionExpression) throws ServiceException,NotFoundException,NotImplementedException,Exception {		
		
		List<ISQLQueryObject> sqlQueryObjectInnerList = new ArrayList<>();
		List<JDBCObject> jdbcObjects = new ArrayList<>();
		List<Class<?>> returnClassTypes = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.prepareUnion(jdbcProperties, log, connection, sqlQueryObject, 
        						this.getStatisticaInfoFieldConverter(), StatisticaInfo.model(), 
        						sqlQueryObjectInnerList, jdbcObjects, union, unionExpression);
		
		if(unionExpression!=null){
			for (int i = 0; i < unionExpression.length; i++) {
				UnionExpression ue = unionExpression[i];
				IExpression expression = ue.getExpression();
				joinEngine(expression,sqlQueryObjectInnerList.get(i));
			}
		}
        
        List<Map<String,Object>> list = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.union(jdbcProperties, log, connection, sqlQueryObject, 
        								this.getStatisticaInfoFieldConverter(), StatisticaInfo.model(), 
        								sqlQueryObjectInnerList, jdbcObjects, returnClassTypes, union, unionExpression);
        if(list!=null && !list.isEmpty()){
			return list;
		}
		else{
			throw org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.newNotFoundException();
		}								
	}
	
	@Override
	public NonNegativeNumber unionCount(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
												Union union, UnionExpression ... unionExpression) throws ServiceException,NotFoundException,NotImplementedException,Exception {		
		
		List<ISQLQueryObject> sqlQueryObjectInnerList = new ArrayList<>();
		List<JDBCObject> jdbcObjects = new ArrayList<>();
		List<Class<?>> returnClassTypes = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.prepareUnionCount(jdbcProperties, log, connection, sqlQueryObject, 
        						this.getStatisticaInfoFieldConverter(), StatisticaInfo.model(), 
        						sqlQueryObjectInnerList, jdbcObjects, union, unionExpression);
		
		if(unionExpression!=null){
			for (int i = 0; i < unionExpression.length; i++) {
				UnionExpression ue = unionExpression[i];
				IExpression expression = ue.getExpression();
				joinEngine(expression,sqlQueryObjectInnerList.get(i));
			}
		}
        
        NonNegativeNumber number = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.unionCount(jdbcProperties, log, connection, sqlQueryObject, 
        								this.getStatisticaInfoFieldConverter(), StatisticaInfo.model(), 
        								sqlQueryObjectInnerList, jdbcObjects, returnClassTypes, union, unionExpression);
        if(number!=null && number.longValue()>=0){
			return number;
		}
		else{
			throw org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.newNotFoundException();
		}
	}



	// -- ConstructorExpression	

	@Override
	public JDBCExpression newExpression(Logger log) throws NotImplementedException, ServiceException {
		try{
			return new JDBCExpression(this.getStatisticaInfoFieldConverter());
		}catch(Exception e){
			throw new ServiceException(e);
		}
	}


	@Override
	public JDBCPaginatedExpression newPaginatedExpression(Logger log) throws NotImplementedException, ServiceException {
		try{
			return new JDBCPaginatedExpression(this.getStatisticaInfoFieldConverter());
		}catch(Exception e){
			throw new ServiceException(e);
		}
	}
	
	@Override
	public JDBCExpression toExpression(JDBCPaginatedExpression paginatedExpression, Logger log) throws NotImplementedException, ServiceException {
		try{
			return new JDBCExpression(paginatedExpression);
		}catch(Exception e){
			throw new ServiceException(e);
		}
	}

	@Override
	public JDBCPaginatedExpression toPaginatedExpression(JDBCExpression expression, Logger log) throws NotImplementedException, ServiceException {
		try{
			return new JDBCPaginatedExpression(expression);
		}catch(Exception e){
			throw new ServiceException(e);
		}
	}
	
	
	
	// -- DB

	
	@Override
	public StatisticaInfo get(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, long tableId, org.openspcoop2.generic_project.beans.IDMappingBehaviour idMappingResolutionBehaviour) throws NotFoundException, MultipleResultException, NotImplementedException, ServiceException, Exception {
		throw new NotImplementedException("Table without long id column PK");
	}
	
	protected StatisticaInfo getEngine(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, Object objectId, org.openspcoop2.generic_project.beans.IDMappingBehaviour idMappingResolutionBehaviour) throws NotFoundException, MultipleResultException, NotImplementedException, ServiceException, Exception {
	
		org.openspcoop2.generic_project.dao.jdbc.utils.JDBCPreparedStatementUtilities jdbcUtilities = 
					new org.openspcoop2.generic_project.dao.jdbc.utils.JDBCPreparedStatementUtilities(sqlQueryObject.getTipoDatabaseOpenSPCoop2(), log, connection);
		
		ISQLQueryObject sqlQueryObjectGet = sqlQueryObject.newSQLQueryObject();
				
		StatisticaInfo statisticaInfo = new StatisticaInfo();
		
		if(objectId == null ){
			throw new ServiceException("ID Logico non trovato");
		}
		if(objectId instanceof TipoIntervalloStatistico == false){
			throw new ServiceException("Tipo dell'id non valido, atteso["+TipoIntervalloStatistico.class.getName()+"] trovato["+objectId.getClass().getName()+"]");
		}
		TipoIntervalloStatistico tipoStatistica = (TipoIntervalloStatistico) objectId;
		

		// Object statisticaInfo
		sqlQueryObjectGet.setANDLogicOperator(true);
		sqlQueryObjectGet.addFromTable(this.getStatisticaInfoFieldConverter().toTable(StatisticaInfo.model()));
		sqlQueryObjectGet.addSelectField(this.getStatisticaInfoFieldConverter().toColumn(StatisticaInfo.model().TIPO_STATISTICA,true));
		sqlQueryObjectGet.addSelectField(this.getStatisticaInfoFieldConverter().toColumn(StatisticaInfo.model().DATA_ULTIMA_GENERAZIONE,true));
		sqlQueryObjectGet.addWhereCondition(this.getStatisticaInfoFieldConverter().toColumn(StatisticaInfo.model().TIPO_STATISTICA,true)+"=?");

		// Get statisticaInfo
		statisticaInfo = (StatisticaInfo) jdbcUtilities.executeQuerySingleResult(sqlQueryObjectGet.createSQLQuery(), jdbcProperties.isShowSql(), StatisticaInfo.model(), this.getStatisticaInfoFetch(),
			new JDBCObject(tipoStatistica.getValue(),String.class));
               
		
        return statisticaInfo;  
	
	} 
	
	@Override
	public boolean exists(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, long tableId) throws MultipleResultException, NotImplementedException, ServiceException, Exception {
		throw new NotImplementedException("Table without long id column PK");
	}
	
	protected boolean _exists(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, Object objectId) throws MultipleResultException, NotImplementedException, ServiceException, Exception {
	
		org.openspcoop2.generic_project.dao.jdbc.utils.JDBCPreparedStatementUtilities jdbcUtilities = 
					new org.openspcoop2.generic_project.dao.jdbc.utils.JDBCPreparedStatementUtilities(sqlQueryObject.getTipoDatabaseOpenSPCoop2(), log, connection);
				
		boolean existsStatisticaInfo = false;

		if(objectId == null ){
			throw new ServiceException("ID Logico non trovato");
		}
		if(objectId instanceof TipoIntervalloStatistico == false){
			throw new ServiceException("Tipo dell'id non valido, atteso["+TipoIntervalloStatistico.class.getName()+"] trovato["+objectId.getClass().getName()+"]");
		}
		TipoIntervalloStatistico tipoStatistica = (TipoIntervalloStatistico) objectId;
		
		sqlQueryObject = sqlQueryObject.newSQLQueryObject();
		sqlQueryObject.setANDLogicOperator(true);

		sqlQueryObject.addFromTable(this.getStatisticaInfoFieldConverter().toTable(StatisticaInfo.model()));
		sqlQueryObject.addSelectField(this.getStatisticaInfoFieldConverter().toColumn(StatisticaInfo.model().TIPO_STATISTICA,true));
		sqlQueryObject.addWhereCondition(this.getStatisticaInfoFieldConverter().toColumn(StatisticaInfo.model().TIPO_STATISTICA,true)+"=?");

		// Exists statisticaInfo
		existsStatisticaInfo = jdbcUtilities.exists(sqlQueryObject.createSQLQuery(), jdbcProperties.isShowSql(),
				new JDBCObject(tipoStatistica.getValue(),String.class));
		
        return existsStatisticaInfo;
	
	}
	
	private void joinEngine(IExpression expression, ISQLQueryObject sqlQueryObject) throws NotImplementedException, ServiceException, Exception{
	
		// nop;
        
	}
	
	protected java.util.List<Object> getRootTablePrimaryKeyValuesEngine(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, StatisticaInfo statisticaInfo) throws NotFoundException, ServiceException, NotImplementedException, Exception{
	    // Identificativi
        java.util.List<Object> rootTableIdValues = new java.util.ArrayList<>(); 
        return rootTableIdValues;
	}
	
	protected Map<String, List<IField>> getMapTableToPKColumnEngine() throws NotImplementedException, Exception{
	
		//StatisticaInfoFieldConverter converter = this.getStatisticaInfoFieldConverter();
		Map<String, List<IField>> mapTableToPKColumn = new java.util.HashMap<>();
		//UtilsTemplate<IField> utilities = new UtilsTemplate<>();

//		// StatisticaInfo.model()
//		mapTableToPKColumn.put(converter.toTable(StatisticaInfo.model()),
//			utilities.newList(
//				new CustomField("id", Long.class, "id", converter.toTable(StatisticaInfo.model()))
//			));
        
        return mapTableToPKColumn;		
	}
	
	@Override
	public List<Long> findAllTableIds(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, JDBCPaginatedExpression paginatedExpression) throws ServiceException, NotImplementedException, Exception {
		
		throw new NotImplementedException("Table without long id column PK");
		
	}
	public List<Object> _findAllObjectIds(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, JDBCPaginatedExpression paginatedExpression) throws ServiceException, NotImplementedException, Exception {
		

		sqlQueryObject.addSelectField(this.getStatisticaInfoFieldConverter().toColumn(StatisticaInfo.model().TIPO_STATISTICA,true));
		Class<?> objectIdClass = String.class; 
				
		List<Object> listaQuery = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.prepareFindAll(jdbcProperties, log, connection, sqlQueryObject, paginatedExpression,
												this.getStatisticaInfoFieldConverter(), StatisticaInfo.model());
		
		joinEngine(paginatedExpression,sqlQueryObject);
		
		List<Object> listObjects = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.findAll(jdbcProperties, log, connection, sqlQueryObject, paginatedExpression,
																			this.getStatisticaInfoFieldConverter(), StatisticaInfo.model(), objectIdClass, listaQuery);
		List<Object> newList = new ArrayList<>();
		for (int i = 0; i < listObjects.size(); i++) {
			newList.add(TipoIntervalloStatistico.toEnumConstant((String)listObjects.get(i)));
		}
		
        return newList;
		
	}
	
	@Override
	public long findTableId(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, JDBCExpression expression) throws ServiceException, NotFoundException, MultipleResultException, NotImplementedException, Exception {
	
		throw new NotImplementedException("Table without long id column PK");
		
	}
	
	public Object _findObjectId(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, JDBCExpression expression) throws ServiceException, NotFoundException, MultipleResultException, NotImplementedException, Exception {
		
		sqlQueryObject.addSelectField(this.getStatisticaInfoFieldConverter().toColumn(StatisticaInfo.model().TIPO_STATISTICA,true));
		Class<?> objectIdClass = String.class; 
				
		List<Object> listaQuery = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.prepareFind(jdbcProperties, log, connection, sqlQueryObject, expression,
												this.getStatisticaInfoFieldConverter(), StatisticaInfo.model());
		
		joinEngine(expression,sqlQueryObject);

		Object res = org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.find(jdbcProperties, log, connection, sqlQueryObject, expression,
														this.getStatisticaInfoFieldConverter(), StatisticaInfo.model(), objectIdClass, listaQuery);
		if(res!=null){
			return TipoIntervalloStatistico.toEnumConstant((String)res);
		}
		else{
			throw org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.newNotFoundException();
		}
		
	}

	@Override
	public InUse inUse(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, long tableId) throws ServiceException, NotFoundException, NotImplementedException, Exception {
		throw new NotImplementedException("Table without long id column PK");
	}

	protected InUse inUseEngine(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, Object objectId) throws ServiceException, NotFoundException, NotImplementedException, Exception {

		InUse inUse = new InUse();
		inUse.setInUse(false);
		
		/* 
		 * TODO: implement code that checks whether the object identified by the id parameter is used by other objects
		*/
		
		// Delete this line when you have implemented the method
		int throwNotImplemented = 1;
		if(throwNotImplemented==1){
		        throw new NotImplementedException("NotImplemented");
		}
		// Delete this line when you have implemented the method

        return inUse;

	}
	

	
	@Override
	public List<List<Object>> nativeQuery(JDBCServiceManagerProperties jdbcProperties, Logger log, Connection connection, ISQLQueryObject sqlQueryObject, 
											String sql,List<Class<?>> returnClassTypes,Object ... param) throws ServiceException,NotFoundException,NotImplementedException,Exception{
		
		return org.openspcoop2.generic_project.dao.jdbc.utils.GenericJDBCUtilities.nativeQuery(jdbcProperties, log, connection, sqlQueryObject,
																							sql,returnClassTypes,param);
														
	}
	
}