{"id":329,"date":"2022-04-09T21:52:59","date_gmt":"2022-04-09T13:52:59","guid":{"rendered":"https:\/\/blog.lijiajia.top\/?p=329"},"modified":"2026-06-19T21:37:43","modified_gmt":"2026-06-19T13:37:43","slug":"spring5%e6%a1%86%e6%9e%b6%e5%ad%a6%e4%b9%a0%ef%bc%9a%e6%96%b0%e5%8a%9f%e8%83%bd-springwebflux%e5%9f%ba%e4%ba%8e%e6%b3%a8%e8%a7%a3%e5%ae%9e%e7%8e%b0%e4%b8%89%e5%8d%81","status":"publish","type":"post","link":"https:\/\/blog.ttwow.top\/?p=329","title":{"rendered":"Spring5\u6846\u67b6\u5b66\u4e60\uff1a\u65b0\u529f\u80fd-SpringWebflux\u57fa\u4e8e\u51fd\u6570\u5f0f\u7f16\u7a0b\u6a21\u578b(\u4e8c\u5341\u4e5d)"},"content":{"rendered":"

SpringWebflux(\u57fa\u4e8e\u51fd\u6570\u5f0f\u7f16\u7a0b\u6a21\u578b)<\/h2>\n

(1)\u5728\u4f7f\u7528\u51fd\u6570\u5f0f\u7f16\u7a0b\u6a21\u578b\u64cd\u4f5c\u65f6\u5019\uff0c\u9700\u8981\u81ea\u5df1\u521d\u59cb\u5316\u670d\u52a1\u5668
\n(2)\u57fa\u4e8e\u51fd\u6570\u5f0f\u7f16\u7a0b\u6a21\u578b\u65f6\u5019\uff0c\u6709\u4e24\u4e2a\u6838\u5fc3\u63a5\u53e3\uff1aRouterFunction(\u5b9e\u73b0\u8def\u7531\u529f\u80fd\uff0c\u8bf7\u6c42\u8f6c\u53d1\u7ed9\u5bf9\u5e94\u7684handler)\u548cHandlerFunction(\u5904\u7406\u8bf7\u6c42\u751f\u6210\u54cd\u5e94\u7684\u51fd\u6570)\u3002\u6838\u5fc3\u4efb\u52a1\u5b9a\u4e49\u4e24\u4e2a\u51fd\u6570\u5f0f\u63a5\u53e3\u7684\u5b9e\u73b0\u5e76\u4e14\u542f\u52a8\u9700\u8981\u7684\u670d\u52a1\u5668\u3002
\n(3)SpringWebflux\u8bf7\u6c42\u548c\u54cd\u5e94\u4e0d\u518d\u662fServletRequest\u548cServletResponse,\u800c\u662fServerRequest ServerResponse<\/p>\n

\u7b2c\u4e00\u6b65\uff1a\u628a\u6ce8\u89e3\u7f16\u7a0b\u6a21\u578b\u5de5\u7a0b\u590d\u5236\u4e00\u4efd\uff0c\u4fdd\u7559entity\u548cservice\u5185\u5bb9
\n\u7b2c\u4e8c\u6b65\uff1a\u521b\u5efaHandler(\u5177\u4f53\u5b9e\u73b0\u65b9\u6cd5)<\/p>\n

public class Userhandler {\n\n    private final UserService userService;\n\n    public Userhandler(UserService userService){\n        this.userService = userService;\n    }\n\n    \/\/\u6839\u636eid\u67e5\u8be2\n    public Mono<ServerResponse> getUserById(ServerRequest request){\n        \/\/\u83b7\u53d6id\u503c\n        Integer id = Integer.valueOf(request.pathVariable("id"));\n        \/\/\u7a7a\u503c\u5904\u7406\n        Mono<ServerResponse> notFound = ServerResponse.notFound().build();\n        \/\/\u8c03\u7528sever\u65b9\u6cd5\u5f97\u5230\u6570\u636e\n        Mono<User> userMono = this.userService.getUserById(id);\n        \/\/\u628a userMono \u8fdb\u884c\u8f6c\u6362\u8fd4\u56de--\u5176\u4e2d\u4e00\u79cd\u5199\u6cd5\uff0c\u53ef\u4ee5\u7528\u4e0b\u9762\u67e5\u8be2\u6240\u6709\u5199\u6cd5\n        \/\/\u4f7f\u7528 Reactor\u64cd\u4f5c\u7b26 flatMap\n       return userMono.flatMap(person ->\n            ServerResponse.ok().contentType(MediaType.APPLICATION_JSON)\n                    .body(fromObject(person))\n                    ).switchIfEmpty(notFound);\n    }\n\n    \/\/\u67e5\u8be2\u6240\u6709\n    public Mono<ServerResponse> getAll(ServerRequest request){\n        \/\/\u8c03\u7528sevice\u5f97\u5230\u7ed3\u679c\n        Flux<User> users = this.userService.getAll();\n        return ServerResponse.ok().contentType(MediaType.APPLICATION_JSON).body(users,User.class);\n    }\n\n    \/\/\u6dfb\u52a0\n    public Mono<ServerResponse> saveUser(ServerRequest request){\n        \/\/\u5f97\u5230user\u5bf9\u8c61\n        Mono<User> userMono = request.bodyToMono(User.class);\n        return ServerResponse.ok().build(this.userService.saveUser(userMono));\n    }\n}<\/code><\/pre>\n
\u7b2c\u4e09\u6b65\uff1a\u521d\u59cb\u5316\u670d\u52a1\u5668\uff0c\u7f16\u5199Router
\n\u521b\u5efa\u8def\u7531\u7684\u65b9\u6cd5<\/p>\n
  \/\/1 \u521b\u5efa Router \u8def\u7531\n    public RouterFunction<ServerResponse> routerFunction(){\n\n        UserService userService = new UserServiceImpl();\n\n        Userhandler userhandler = new Userhandler(userService);\n        \/\/\u8bbe\u7f6e\u8def\u7531\n        return RouterFunctions.route(\n                GET("\/user\/{id}").and(accept(APPLICATION_JSON)),userhandler::getUserById)\n                .andRoute(GET("\/users").and(accept(APPLICATION_JSON)),userhandler::getAll);\n    }<\/code><\/pre>\n
\u521b\u5efa\u670d\u52a1\u5668\u5b8c\u6210\u9002\u914d<\/p>\n
    \/\/2 \u521b\u5efa\u670d\u52a1\u5668 \u5b8c\u6210\u9002\u914d\n    public void createReactorServer(){\n        \/\/\u8def\u7531\u548chandler\u9002\u914d\n        RouterFunction<ServerResponse> router = routerFunction();\n        HttpHandler httpHandler = toHttpHandler(router);\n\n        ReactorHttpHandlerAdapter adapter = new ReactorHttpHandlerAdapter(httpHandler);\n\n        \/\/\u521b\u5efa\u670d\u52a1\u5668\n        HttpServer httpServer = HttpServer.create();\n        httpServer.handle(adapter).bindNow();\n\n    }<\/code><\/pre>\n
\u6700\u7ec8\u8c03\u7528<\/p>\n
    public static void main(String[] args) throws Exception{\n        Server server = new Server();\n        server.createReactorServer();\n        System.out.println("enter to exit");\n        System.in.read();\n    }<\/code><\/pre>\n
(4)\u4f7f\u7528WebClient\u8c03\u7528<\/p>\n
public class Client {\n\n    public static void main(String[] args) {\n        \/\/\u8c03\u7528\u670d\u52a1\u5668\u5730\u5740\n        WebClient webClient = WebClient.create("http:\/\/127.0.0.1:51879");\n        \/\/\u6839\u636eid\u67e5\u8be2\n        String id = "1";\n        User user = webClient.get().uri("\/user\/{id}", id)\n                .accept(MediaType.APPLICATION_JSON).retrieve()\n                .bodyToMono(User.class).block();\n\n        System.out.println(user.getName());\n\n        \/\/\u67e5\u8be2\u6240\u6709\n        Flux<User> userFlux = webClient.get().uri("\/users")\n                .accept(MediaType.APPLICATION_JSON).retrieve()\n                .bodyToFlux(User.class);\n        userFlux.map(stu -> stu.getName()).buffer().doOnNext(System.out::println).blockFirst();\n    }\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
SpringWebflux(\u57fa\u4e8e\u51fd\u6570\u5f0f\u7f16\u7a0b\u6a21\u578b) (1)\u5728\u4f7f\u7528\u51fd\u6570\u5f0f\u7f16\u7a0b\u6a21\u578b\u64cd\u4f5c\u65f6\u5019\uff0c\u9700\u8981\u81ea\u5df1\u521d\u59cb\u5316\u670d\u52a1\u5668 ( […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[125],"tags":[68],"class_list":["post-329","post","type-post","status-publish","format-standard","hentry","category-java-backend","tag-spring"],"_links":{"self":[{"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/posts\/329","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=329"}],"version-history":[{"count":1,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/posts\/329\/revisions"}],"predecessor-version":[{"id":2134,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=\/wp\/v2\/posts\/329\/revisions\/2134"}],"wp:attachment":[{"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=329"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=329"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.ttwow.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=329"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}