org.springframework.web.servlet.RequestToViewNameTranslator#org.springframework.boot.web.embedded.tomcat.TomcatContextCustomizer源码实例Demo

@Bean
LealoneTomcatServletWebServerFactory tomcatServletWebServerFactory2(
        ObjectProvider<TomcatConnectorCustomizer> connectorCustomizers,
        ObjectProvider<TomcatContextCustomizer> contextCustomizers,
        ObjectProvider<TomcatProtocolHandlerCustomizer<?>> protocolHandlerCustomizers) {
    LealoneTomcatServletWebServerFactory factory = new LealoneTomcatServletWebServerFactory();
    factory.getTomcatConnectorCustomizers()
            .addAll(connectorCustomizers.orderedStream().collect(Collectors.toList()));
    factory.getTomcatContextCustomizers()
            .addAll(contextCustomizers.orderedStream().collect(Collectors.toList()));
    factory.getTomcatProtocolHandlerCustomizers()
            .addAll(protocolHandlerCustomizers.orderedStream().collect(Collectors.toList()));
    return factory;
}
 

@Bean
public TomcatServletWebServerFactory tomcatContainerFactory() {
 TomcatServletWebServerFactory factory = new TomcatServletWebServerFactory();
  factory.setTomcatContextCustomizers(
      Arrays.asList(new TomcatContextCustomizer[] { tomcatContextCustomizer() }));
  return factory;
}
 

@Bean
public TomcatContextCustomizer tomcatContextCustomizer() {
  return new TomcatContextCustomizer() {
    @Override
    public void customize(Context context) {
      context.addServletContainerInitializer(new WsSci(), null);
    }
  };
}
 

@Override
public void initialize(GenericApplicationContext context) {
	context.registerBean("webServerFactoryCustomizerBeanPostProcessor", WebServerFactoryCustomizerBeanPostProcessor.class, WebServerFactoryCustomizerBeanPostProcessor::new);
	context.registerBean(WebMvcProperties.class, () -> this.webMvcProperties);
	context.registerBean(ServletWebServerFactoryAutoConfiguration.BeanPostProcessorsRegistrar.class, ServletWebServerFactoryAutoConfiguration.BeanPostProcessorsRegistrar::new);
	context.registerBean(TomcatServletWebServerFactory.class, () -> new ServletWebServerFactoryConfiguration.EmbeddedTomcat().tomcatServletWebServerFactory(
			context.getBeanProvider(TomcatConnectorCustomizer.class),
			context.getBeanProvider(TomcatContextCustomizer.class),
			context.getBeanProvider(ResolvableType.forClass(TomcatProtocolHandlerCustomizer.class))));
	ServletWebServerFactoryAutoConfiguration servletWebServerFactoryConfiguration = new ServletWebServerFactoryAutoConfiguration();
	context.registerBean(ServletWebServerFactoryCustomizer.class, () -> servletWebServerFactoryConfiguration.servletWebServerFactoryCustomizer(serverProperties));
	context.registerBean(TomcatServletWebServerFactoryCustomizer.class, () -> servletWebServerFactoryConfiguration.tomcatServletWebServerFactoryCustomizer(serverProperties));
	context.registerBean(FilterRegistrationBean.class, servletWebServerFactoryConfiguration::forwardedHeaderFilter);

	DispatcherServletAutoConfiguration.DispatcherServletConfiguration dispatcherServletConfiguration = new DispatcherServletAutoConfiguration.DispatcherServletConfiguration();
	context.registerBean(DispatcherServletAutoConfiguration.DEFAULT_DISPATCHER_SERVLET_BEAN_NAME, DispatcherServlet.class, () -> dispatcherServletConfiguration.dispatcherServlet(webMvcProperties));
	context.registerBean(DispatcherServletAutoConfiguration.DEFAULT_DISPATCHER_SERVLET_REGISTRATION_BEAN_NAME, DispatcherServletRegistrationBean.class, () -> new DispatcherServletAutoConfiguration.DispatcherServletRegistrationConfiguration().dispatcherServletRegistration(context.getBean(DispatcherServletAutoConfiguration.DEFAULT_DISPATCHER_SERVLET_BEAN_NAME, DispatcherServlet.class), webMvcProperties, context.getBeanProvider(MultipartConfigElement.class)));

	WebMvcAutoConfiguration webMvcConfiguration = new WebMvcAutoConfiguration();
	context.registerBean(OrderedHiddenHttpMethodFilter.class, webMvcConfiguration::hiddenHttpMethodFilter);

	Supplier<WebMvcAutoConfigurationAdapter> webMvcConfigurationAdapter = new Supplier<WebMvcAutoConfigurationAdapter>() {

		private WebMvcAutoConfigurationAdapter configuration;

		@Override
		public WebMvcAutoConfigurationAdapter get() {
			if (configuration == null) {
				configuration = new WebMvcAutoConfigurationAdapter(resourceProperties, webMvcProperties, context, context.getBeanProvider(HttpMessageConverters.class), context.getBeanProvider(ResourceHandlerRegistrationCustomizer.class), context.getBeanProvider(DispatcherServletPath.class));
				return configuration;
			}
			return configuration;
		}
	};
	context.registerBean(InternalResourceViewResolver.class, () -> webMvcConfigurationAdapter.get().defaultViewResolver());
	context.registerBean(BeanNameViewResolver.class, () -> webMvcConfigurationAdapter.get().beanNameViewResolver());
	context.registerBean("viewResolver", ContentNegotiatingViewResolver.class, () -> webMvcConfigurationAdapter.get().viewResolver(context));
	context.registerBean(RequestContextFilter.class, WebMvcAutoConfigurationAdapter::requestContextFilter);
	// TODO Favicon management

	Supplier<EnableWebMvcConfiguration> enableWebMvcConfiguration = new Supplier<EnableWebMvcConfiguration>() {

		private EnableWebMvcConfiguration configuration;

		@Override
		public EnableWebMvcConfiguration get() {
			if (configuration == null) {
				configuration = new EnableWebMvcConfigurationWrapper(context.getBeanProvider(WebMvcProperties.class), context.getBeanProvider(WebMvcRegistrations.class), context);
				configuration.setApplicationContext(context);
				configuration.setServletContext(((WebApplicationContext) context).getServletContext());
				configuration.setResourceLoader(context);
			}
			return configuration;
		}
	};

	context.registerBean(FormattingConversionService.class, () -> enableWebMvcConfiguration.get().mvcConversionService());
	context.registerBean(Validator.class, () -> enableWebMvcConfiguration.get().mvcValidator());
	context.registerBean(ContentNegotiationManager.class, () -> enableWebMvcConfiguration.get().mvcContentNegotiationManager());
	context.registerBean(ResourceChainResourceHandlerRegistrationCustomizer.class, () -> new ResourceChainCustomizerConfiguration().resourceHandlerRegistrationCustomizer());
	context.registerBean(PathMatcher.class, () -> enableWebMvcConfiguration.get().mvcPathMatcher());
	context.registerBean(UrlPathHelper.class, () -> enableWebMvcConfiguration.get().mvcUrlPathHelper());
	context.registerBean(HandlerMapping.class, () ->  enableWebMvcConfiguration.get().viewControllerHandlerMapping(context.getBean(FormattingConversionService.class), context.getBean(ResourceUrlProvider.class)));
	context.registerBean(RouterFunctionMapping.class, () ->  {

		return enableWebMvcConfiguration.get().routerFunctionMapping(context.getBean(FormattingConversionService.class), context.getBean(ResourceUrlProvider.class));
	});
	context.registerBean(HandlerMapping.class, () -> enableWebMvcConfiguration.get().resourceHandlerMapping(context.getBean(ContentNegotiationManager.class), context.getBean(FormattingConversionService.class), context.getBean(ResourceUrlProvider.class)));
	context.registerBean(ResourceUrlProvider.class, () -> enableWebMvcConfiguration.get().mvcResourceUrlProvider());
	context.registerBean(HandlerMapping.class, () -> enableWebMvcConfiguration.get().defaultServletHandlerMapping());
	context.registerBean(HandlerFunctionAdapter.class, () -> enableWebMvcConfiguration.get().handlerFunctionAdapter());
	context.registerBean(HttpRequestHandlerAdapter.class, () -> enableWebMvcConfiguration.get().httpRequestHandlerAdapter());
	context.registerBean(SimpleControllerHandlerAdapter.class, () -> enableWebMvcConfiguration.get().simpleControllerHandlerAdapter());
	context.registerBean(HandlerExceptionResolver.class, () -> enableWebMvcConfiguration.get().handlerExceptionResolver(context.getBean(ContentNegotiationManager.class)));
	context.registerBean(ViewResolver.class, () -> enableWebMvcConfiguration.get().mvcViewResolver(context.getBean(ContentNegotiationManager.class)));
	context.registerBean(HandlerMappingIntrospector.class, () -> enableWebMvcConfiguration.get().mvcHandlerMappingIntrospector(), bd -> bd.setLazyInit(true));
	context.registerBean(WelcomePageHandlerMapping.class, () -> enableWebMvcConfiguration.get().welcomePageHandlerMapping(context, context.getBean(FormattingConversionService.class), context.getBean(ResourceUrlProvider.class)));
	context.registerBean(DispatcherServlet.LOCALE_RESOLVER_BEAN_NAME, LocaleResolver.class, () -> enableWebMvcConfiguration.get().localeResolver());
	context.registerBean(DispatcherServlet.THEME_RESOLVER_BEAN_NAME, ThemeResolver.class, () -> enableWebMvcConfiguration.get().themeResolver());
	context.registerBean(DispatcherServlet.FLASH_MAP_MANAGER_BEAN_NAME, FlashMapManager.class, () -> enableWebMvcConfiguration.get().flashMapManager());
	context.registerBean(DispatcherServlet.REQUEST_TO_VIEW_NAME_TRANSLATOR_BEAN_NAME, RequestToViewNameTranslator.class, () -> enableWebMvcConfiguration.get().viewNameTranslator());
}
 

@Bean
@ConditionalOnClass(name = {"org.apache.catalina.startup.Tomcat"})
public TomcatContextCustomizer tomcatKeycloakContextCustomizer() {
    return new KeycloakTomcatContextCustomizer(keycloakProperties);
}