spring 5.0 webflux HTTP请求处理 时序图

handle

HttpServerHandle

1.RouterFunctionMapping2.RequestMappingHandlerMapping3.WebFluxConfigurationSupport$EmptyHandlerMapping

ExceptionHandlingWebHandler

- exceptionHandlers:List<WebExceptionHandler>

+ handle(exchange)+ getExceptionHandlers()

onStateChange

MonoOnErrorResume

HttpHandler

defer mono

WebHandler

+ handle( exchange)

ApplicationContextAware

+ setApplicationContext( applicationContext)

WebHandlerDecorator

- delegate:WebHandler

+ getDelegate()+ handle(exchange)

XXXExceptionHandler

1.ResponseEntityResultHandler2.ServerResponseResultHandler3.ResponseBodyResultHandler4.ViewResolutionResultHandler

XXXFilter

DispatcherHandler

- handlerMappings:List<HandlerMapping>- handlerAdapters:List<HandlerAdapter>- resultHandlers:List<HandlerResultHandler>

mono

defer mono

FilteringWebHandler

- chain:DefaultWebFilterChain

+ getFilters()+ handle(exchange)

apply

AbstractErrorWebExceptionHandler

handle(exchange)

HttpWebHandlerAdapter

- sessionManager:WebSessionManager- codecConfigurer:ServerCodecConfigurer- localeContextResolver:LocaleContextResolver- forwardedHeaderTransformer:ForwardedHeaderTransformer- applicationContext ApplicationContext

ReactiveWebServerApplicationContext$ServerManager

ReactorHttpHandlerAdapter

1.RequestMappingHandlerAdapter2.HandlerFunctionAdapter3.SimpleHandlerAdapter

mono

filter(exchange)

DefaultWebFilterChain

mono.subscribe(connection)