/**
   * Creates a default KRAD-managed factory bean.
   */
  public KradEntityManagerFactoryBean() {
      this.persistenceUnitPostProcessors = new ArrayList<PersistenceUnitPostProcessor>();
      this.managedClassNames = new ArrayList<String>();
this.converterPackageNames = new ArrayList<String>();
converterPackageNames.add(DEFAULT_CONVERTERS_PACKAGE); // set as default
      this.persistenceUnitManager = createPersistenceUnitManager();
      this.internalFactoryBean = createInternalFactoryBean(this.persistenceUnitManager);
      this.internalFactoryBean.setJpaPropertyMap(createDefaultJpaProperties());
  }
 

public PersistenceUnitPostProcessor[] getPersistenceUnitPostProcessors() {
    return postProcessors;
}
 

public void setPersistenceUnitPostProcessors(final PersistenceUnitPostProcessor... postProcessors) {
    this.postProcessors = postProcessors;
}
 

/**
 * 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" );
}
 

/**
 * Assembles the {@link PersistenceUnitPostProcessor}s into an array.
 *
 * @return an array of the {@link PersistenceUnitPostProcessor}s.
 */
protected PersistenceUnitPostProcessor[] assemblePersistenceUnitPostProcessors() {
    this.persistenceUnitPostProcessors = new ArrayList<PersistenceUnitPostProcessor>(this.persistenceUnitPostProcessors);
    this.persistenceUnitPostProcessors.add(new InternalPersistenceUnitPostProcessor());
    return this.persistenceUnitPostProcessors.toArray(new PersistenceUnitPostProcessor[this.persistenceUnitPostProcessors.size()]);
}
 

/**
 * Set the PersistenceUnitPostProcessors to be applied to the
 * PersistenceUnitInfo used for creating this EntityManagerFactory.
 * <p>Such post-processors can, for example, register further entity
 * classes and jar files, in addition to the metadata read from
 * {@code persistence.xml}.
 * <p><b>NOTE: Only applied if no external PersistenceUnitManager specified.</b>
 * @see #setPersistenceUnitManager
 */
public void setPersistenceUnitPostProcessors(PersistenceUnitPostProcessor... postProcessors) {
	this.internalPersistenceUnitManager.setPersistenceUnitPostProcessors(postProcessors);
}
 

/**
 * Set the PersistenceUnitPostProcessors to be applied to the
 * PersistenceUnitInfo used for creating this EntityManagerFactory.
 * <p>Such post-processors can, for example, register further entity
 * classes and jar files, in addition to the metadata read from
 * {@code persistence.xml}.
 * <p><b>NOTE: Only applied if no external PersistenceUnitManager specified.</b>
 * @see #setPersistenceUnitManager
 */
public void setPersistenceUnitPostProcessors(PersistenceUnitPostProcessor... postProcessors) {
	this.internalPersistenceUnitManager.setPersistenceUnitPostProcessors(postProcessors);
}
 

/**
 * Set the PersistenceUnitPostProcessors to be applied to the
 * PersistenceUnitInfo used for creating this EntityManagerFactory.
 * <p>Such post-processors can, for example, register further entity
 * classes and jar files, in addition to the metadata read from
 * {@code persistence.xml}.
 * <p><b>NOTE: Only applied if no external PersistenceUnitManager specified.</b>
 * @see #setPersistenceUnitManager
 */
public void setPersistenceUnitPostProcessors(PersistenceUnitPostProcessor... postProcessors) {
	this.internalPersistenceUnitManager.setPersistenceUnitPostProcessors(postProcessors);
}
 

/**
 * Set the PersistenceUnitPostProcessors to be applied to the
 * PersistenceUnitInfo used for creating this EntityManagerFactory.
 * <p>Such post-processors can, for example, register further entity
 * classes and jar files, in addition to the metadata read from
 * {@code persistence.xml}.
 * <p><b>NOTE: Only applied if no external PersistenceUnitManager specified.</b>
 * @see #setPersistenceUnitManager
 */
public void setPersistenceUnitPostProcessors(PersistenceUnitPostProcessor... postProcessors) {
	this.internalPersistenceUnitManager.setPersistenceUnitPostProcessors(postProcessors);
}
 

/**
 * Returns an array of the {@link PersistenceUnitPostProcessor} instances which have been configured on this
 * factory bean.
 *
 * @return array of post processors, may be empty but will never return null
 */
public PersistenceUnitPostProcessor[] getPersistenceUnitPostProcessors() {
    return persistenceUnitPostProcessors.toArray(new PersistenceUnitPostProcessor[persistenceUnitPostProcessors.size()]);
}
 

/**
 * Set the PersistenceUnitPostProcessors to be applied to the * PersistenceUnitInfo used for creating this
 * EntityManagerFactory.
 *
 * <p>
 * Note that if executed before {@link #afterPropertiesSet()} then this factory bean may introduce its own post
 * processor instances. If invoked after, then this method will override internally configured post processors.
 * </p>
 *
 * <p>
 * Such post-processors can, for example, register further entity classes and jar files, in addition to the metadata
 * read from {@code persistence.xml}.
 * </p>
 *
 * @param postProcessors one or more post processors to set
 */
public void setPersistenceUnitPostProcessors(PersistenceUnitPostProcessor... postProcessors) {
    // persistence unit post processors will get applied to the internal factory bean during afterPropertiesSet(),
    // this allows us to add our own internal post processor to the list)
    this.persistenceUnitPostProcessors = new ArrayList<PersistenceUnitPostProcessor>(Arrays.asList(postProcessors));
}