How to use

obtainApplicationContext

method

in

org.springframework.web.reactive.result.view.freemarker.FreeMarkerView

/**
 * Autodetect a {@link FreeMarkerConfig} object via the ApplicationContext.
 * @return the Configuration instance to use for FreeMarkerViews
 * @throws BeansException if no Configuration instance could be found
 * @see #setConfiguration
 */
protected FreeMarkerConfig autodetectConfiguration() throws BeansException {
  try {
    return BeanFactoryUtils.beanOfTypeIncludingAncestors(
        obtainApplicationContext(), FreeMarkerConfig.class, true, false);
  }
  catch (NoSuchBeanDefinitionException ex) {
    throw new ApplicationContextException(
        "Must define a single FreeMarkerConfig bean in this web application context " +
            "(may be inherited): FreeMarkerConfigurer is the usual implementation. " +
            "This bean may be given any name.", ex);
  }
}