@Override
@Nullable
public JpaDialect getJpaDialect() {
	return null;
}
 

@Override
@Nullable
public JpaDialect getJpaDialect() {
	return null;
}
 

@Override
public JpaDialect getJpaDialect() {
	return null;
}
 

@Override
public JpaDialect getJpaDialect() {
	return null;
}
 

/**
 * Initialize JPA objects (Datasource, Persistence Unit Manager, Entity Manager Factory, Transaction Manager) for each pool.
 */
public void process( )
{
    ReferenceList list = new ReferenceList( );
    AppConnectionService.getPoolList( list );

    Map<String, EntityManagerFactory> mapFactories = new HashMap<>( );
    List<PlatformTransactionManager> listTransactionManagers = new ArrayList<>( );
    _log.info( "JPA Startup Service : Initializing JPA objects ..." );

    String strDialectProperty = AppPropertiesService.getProperty( JPA_DIALECT_PROPERTY );

    for ( ReferenceItem poolItem : list )
    {
        String strPoolname = poolItem.getCode( );

        DataSource ds = AppConnectionService.getPoolManager( ).getDataSource( strPoolname );
        _log.info( "JPA Startup Service : DataSource retrieved for pool : " + strPoolname );
        _log.debug( "> DS : " + ds.toString( ) );

        DefaultPersistenceUnitManager pum = new DefaultPersistenceUnitManager( );
        pum.setDefaultDataSource( ds );

        PersistenceUnitPostProcessor [ ] postProcessors = {
                new JPAPersistenceUnitPostProcessor( )
        };
        pum.setPersistenceUnitPostProcessors( postProcessors );

        pum.afterPropertiesSet( );

        _log.info( "JPA Startup Service : Persistence Unit Manager for pool : " + strPoolname );
        _log.debug( "> PUM : " + pum.toString( ) );

        LocalContainerEntityManagerFactoryBean lcemfb = new LocalContainerEntityManagerFactoryBean( );
        lcemfb.setDataSource( ds );
        lcemfb.setPersistenceUnitManager( pum );
        lcemfb.setPersistenceUnitName( "jpaLuteceUnit" );

        JpaDialect jpaDialect = SpringContextService.getBean( "jpaDialect" );
        lcemfb.setJpaDialect( jpaDialect );

        Map mapJpaProperties = SpringContextService.getBean( "jpaPropertiesMap" );
        lcemfb.setJpaPropertyMap( mapJpaProperties );

        String strDialect = AppPropertiesService.getProperty( poolItem.getName( ) + ".dialect" );

        // replace default dialect if <poolname>.dialect is specified
        if ( StringUtils.isNotBlank( strDialect ) )
        {
            mapJpaProperties.put( strDialectProperty, strDialect );
        }

        _log.debug( "Using dialect " + mapJpaProperties.get( strDialectProperty ) + " for pool " + poolItem.getName( ) );

        JpaVendorAdapter jpaVendorAdapter = SpringContextService.getBean( "jpaVendorAdapter" );
        lcemfb.setJpaVendorAdapter( jpaVendorAdapter );

        lcemfb.afterPropertiesSet( );

        EntityManagerFactory emf = lcemfb.getNativeEntityManagerFactory( );
        _log.info( "JPA Startup Service : EntityManagerFactory created for pool : " + strPoolname );
        _log.debug( "> EMF : " + emf.toString( ) );

        JpaTransactionManager tm = new JpaTransactionManager( );
        tm.setEntityManagerFactory( emf );
        tm.setJpaDialect( jpaDialect );
        _log.debug( "> JpaDialect " + jpaDialect );
        tm.afterPropertiesSet( );
        _log.info( "JPA Startup Service : JPA TransactionManager created for pool : " + strPoolname );
        _log.debug( "> TM : " + tm.toString( ) );

        mapFactories.put( strPoolname, emf );
        listTransactionManagers.add( tm );
    }

    EntityManagerService ems = SpringContextService.getBean( "entityManagerService" );
    ems.setMapFactories( mapFactories );

    ChainedTransactionManager ctm = SpringContextService.getBean( "transactionManager" );
    ctm.setTransactionManagers( listTransactionManagers );
    _log.info( "JPA Startup Service : completed successfully" );
}
 

/**
 * {@inheritDoc}
 */
@Override
public JpaDialect getJpaDialect() {
    return internalFactoryBean.getJpaDialect();
}
 

@Bean
public JpaDialect jpaDialect() {
	return new HibernateJpaDialect();
}
 

@Bean
public JpaDialect jpaDialect() {
	return new HibernateJpaDialect();
}
 

@Bean
public JpaDialect jpaDialect() {
	return new HibernateJpaDialect();
}
 

/**
 * Specify the vendor-specific JpaDialect implementation to associate with this EntityManagerFactory.
 *
 * <p>
 * This will be exposed through the EntityManagerFactoryInfo interface, to be picked up as default dialect by
 * accessors that intend to use JpaDialect functionality.
 * </p>
 *
 * @param jpaDialect the JPA dialect to set
 *
 * @see EntityManagerFactoryInfo#getJpaDialect()
 */
public void setJpaDialect(JpaDialect jpaDialect) {
    this.internalFactoryBean.setJpaDialect(jpaDialect);
}