question: @ SuppressWarnings ( "unchecked" ) public void postProcessBeanFactory ( ConfigurableListableBeanFactory configurableListableBeanFactory ) { if ( configurableListableBeanFactory . containsBean ( sessionFactoryBeanName ) ) { BeanDefinition sessionFactoryBeanDefinition = configurableListableBeanFactory . getBeanDefinition ( sessionFactoryBeanName ) ; MutablePropertyValues propertyValues = sessionFactoryBeanDefinition . getPropertyValues ( ) ; if ( mappingResources != null ) { PropertyValue propertyValue = propertyValues . getPropertyValue ( "mappingResources" ) ; if ( propertyValue == null ) { propertyValue = new PropertyValue ( "mappingResources" , new ArrayList ( ) ) ; propertyValues . addPropertyValue ( propertyValue ) ; } List existingMappingResources = ( List ) propertyValue . getValue ( ) ; existingMappingResources . addAll ( mappingResources ) ; } if ( annotatedClasses != null ) { PropertyValue propertyValue = propertyValues . getPropertyValue ( "annotatedClasses" ) ; if ( propertyValue == null ) { propertyValue = new PropertyValue ( "annotatedClasses" , new ArrayList ( ) ) ; propertyValues . addPropertyValue ( propertyValue ) ; } List existingMappingResources = ( List ) propertyValue . getValue ( ) ; existingMappingResources . addAll ( annotatedClasses ) ; } if ( configLocations != null ) { PropertyValue propertyValue = propertyValues . getPropertyValue ( "configLocations" ) ; if ( propertyValue == null ) { propertyValue = new PropertyValue ( "configLocations" , new ArrayList ( ) ) ; propertyValues . addPropertyValue ( propertyValue ) ; } List existingConfigLocations = ( List ) propertyValue . getValue ( ) ; existingConfigLocations . addAll ( configLocations ) ; } if ( hibernateProperties != null ) { PropertyValue propertyValue = propertyValues . getPropertyValue ( "hibernateProperties" ) ; if ( propertyValue == null ) { propertyValue = new PropertyValue ( "hibernateProperties" , new Properties ( ) ) ; propertyValues . addPropertyValue ( propertyValue ) ; } Properties existingHibernateProperties = ( Properties ) propertyValue . getValue ( ) ; existingHibernateProperties . putAll ( hibernateProperties ) ; } } else { throw new NoSuchBeanDefinitionException ( "No bean named [" + sessionFactoryBeanName + "] exists within the bean factory. " + "Cannot post process session factory to add Hibernate resource definitions." ) ; } }
target:  Adds the annotated classes and the mapping resources to the existing Session Factory configuration.