{"id":155,"date":"2025-08-25T10:58:34","date_gmt":"2025-08-25T02:58:34","guid":{"rendered":"https:\/\/www.ychit.top\/?p=155"},"modified":"2025-09-04T14:52:48","modified_gmt":"2025-09-04T06:52:48","slug":"%e8%af%b7%e4%bb%8b%e7%bb%8d%e4%b8%80%e4%b8%8b-spring-%e7%9a%84%e5%87%bd%e6%95%b0%e5%bc%8f%e7%bc%96%e7%a8%8b%e6%94%af%e6%8c%81%ef%bc%8c%e4%bb%a5%e5%8f%8a%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-spring-clou","status":"publish","type":"post","link":"https:\/\/www.ychit.top\/?p=155","title":{"rendered":"\u8bf7\u4ecb\u7ecd\u4e00\u4e0b Spring \u7684\u51fd\u6570\u5f0f\u7f16\u7a0b\u652f\u6301\uff0c\u4ee5\u53ca\u5982\u4f55\u4f7f\u7528 Spring Cloud Function\uff1f"},"content":{"rendered":"\n

Spring \u7684\u51fd\u6570\u5f0f\u7f16\u7a0b\u652f\u6301\u548c Spring Cloud Function \u662f\u6784\u5efa\u4e91\u539f\u751f\u3001\u65e0\u670d\u52a1\u5668\u5e94\u7528\u7684\u5173\u952e\u6280\u672f\u3002\u4ee5\u4e0b\u662f\u6838\u5fc3\u6982\u5ff5\u548c\u4f7f\u7528\u65b9\u6cd5\uff1a<\/p>\n\n\n\n

1. Spring \u51fd\u6570\u5f0f\u7f16\u7a0b\u652f\u6301<\/strong><\/h3>\n\n\n\n

\u6838\u5fc3\u6982\u5ff5<\/strong><\/h4>\n\n\n\n
    \n
  • \u51fd\u6570\u5f0f\u7aef\u70b9\uff08Functional Endpoints\uff09<\/strong>\uff1a\u66ff\u4ee3\u4f20\u7edf\u6ce8\u89e3\u5f0f\u63a7\u5236\u5668\uff0c\u901a\u8fc7 Java 8 \u51fd\u6570\u5f0f\u63a5\u53e3\u5b9a\u4e49\u8def\u7531\u3002<\/li>\n\n\n\n
  • RouterFunction<\/strong>\uff1a\u5b9a\u4e49\u8bf7\u6c42\u8def\u7531\u903b\u8f91\uff0c\u7c7b\u4f3c\u00a0@RequestMapping<\/code>\u3002<\/li>\n\n\n\n
  • HandlerFunction<\/strong>\uff1a\u5904\u7406\u8bf7\u6c42\u5e76\u8fd4\u56de\u54cd\u5e94\uff0c\u7c7b\u4f3c\u63a7\u5236\u5668\u65b9\u6cd5\u3002<\/li>\n<\/ul>\n\n\n\n

    \u4f18\u52bf<\/strong><\/h4>\n\n\n\n
      \n
    • \u66f4\u7075\u6d3b\u7684\u8def\u7531\u5b9a\u4e49<\/strong>\uff1a\u7f16\u7a0b\u5f0f\u5b9a\u4e49\u8def\u7531\uff0c\u907f\u514d\u6ce8\u89e3\u9650\u5236\u3002<\/li>\n\n\n\n
    • \u66f4\u597d\u7684\u6d4b\u8bd5\u6027<\/strong>\uff1a\u51fd\u6570\u5f0f\u7ec4\u4ef6\u53ef\u72ec\u7acb\u6d4b\u8bd5\uff0c\u65e0\u9700\u4f9d\u8d56 Spring \u5bb9\u5668\u3002<\/li>\n\n\n\n
    • \u9002\u914d Serverless<\/strong>\uff1a\u4e0e Spring Cloud Function \u65e0\u7f1d\u96c6\u6210\u3002<\/li>\n<\/ul>\n\n\n\n

      2. \u4f7f\u7528 Spring \u51fd\u6570\u5f0f\u7aef\u70b9<\/strong><\/h3>\n\n\n\n

      \u6b65\u9aa41\uff1a\u5b9a\u4e49\u6a21\u578b<\/strong><\/h4>\n\n\n\n
      @Data\n@AllArgsConstructor\npublic class Person {\n    private String name;\n    private Integer age;\n}\n<\/code><\/pre>\n\n\n\n
      \u6b65\u9aa42\uff1a\u521b\u5efa HandlerFunction<\/strong><\/h4>\n\n\n\n
      @Component\npublic class PersonHandler {\n    public Mono<ServerResponse> getPerson(ServerRequest request) {\n        String name = request.pathVariable(\"name\");\n        return ServerResponse.ok()\n                .bodyValue(new Person(name, 30));\n    }\n\n    public Mono<ServerResponse> savePerson(ServerRequest request) {\n        return request.bodyToMono(Person.class)\n                .flatMap(person -> ServerResponse.ok()\n                        .bodyValue(person));\n    }\n}\n<\/code><\/pre>\n\n\n\n
      \u6b65\u9aa43\uff1a\u5b9a\u4e49 RouterFunction<\/strong><\/h4>\n\n\n\n
      @Configuration\npublic class PersonRouter {\n    @Bean\n    public RouterFunction<ServerResponse> route(PersonHandler handler) {\n        return RouterFunctions.route()\n                .GET(\"\/persons\/{name}\", handler::getPerson)\n                .POST(\"\/persons\", handler::savePerson)\n                .build();\n    }\n}\n<\/code><\/pre>\n\n\n\n
      3. Spring Cloud Function \u7b80\u4ecb<\/strong><\/h3>\n\n\n\n
      Spring Cloud Function \u5c06\u666e\u901a Java \u51fd\u6570\u8f6c\u6362\u4e3a\u4e91\u539f\u751f\u7ec4\u4ef6\uff0c\u652f\u6301\u591a\u79cd\u8fd0\u884c\u65b9\u5f0f\uff08HTTP\u3001\u6d88\u606f\u961f\u5217\u3001AWS Lambda \u7b49\uff09\u3002<\/p>\n\n\n\n
      \u6838\u5fc3\u6982\u5ff5<\/strong><\/h4>\n\n\n\n
        \n
      • Function<\/strong>\uff1a\u8f93\u5165\u4e00\u4e2a\u53c2\u6570\uff0c\u8fd4\u56de\u4e00\u4e2a\u7ed3\u679c\uff08java.util.function.Function<\/code>\uff09\u3002<\/li>\n\n\n\n
      • Consumer<\/strong>\uff1a\u63a5\u6536\u4e00\u4e2a\u53c2\u6570\uff0c\u65e0\u8fd4\u56de\u503c\u3002<\/li>\n\n\n\n
      • Supplier<\/strong>\uff1a\u4e0d\u63a5\u6536\u53c2\u6570\uff0c\u8fd4\u56de\u4e00\u4e2a\u7ed3\u679c\u3002<\/li>\n\n\n\n
      • \u9002\u914d\u5668<\/strong>\uff1a\u5c06\u51fd\u6570\u6620\u5c04\u5230\u4e0d\u540c\u8fd0\u884c\u73af\u5883\uff08\u5982 HTTP \u7aef\u70b9\u3001Kafka \u6d88\u8d39\u8005\uff09\u3002<\/li>\n<\/ul>\n\n\n\n
        4. \u4f7f\u7528 Spring Cloud Function<\/strong><\/h3>\n\n\n\n
        \u6b65\u9aa41\uff1a\u6dfb\u52a0\u4f9d\u8d56<\/strong><\/h4>\n\n\n\n
        <dependency>\n    <groupId>org.springframework.cloud<\/groupId>\n    <artifactId>spring-cloud-starter-function-web<\/artifactId>\n<\/dependency>\n<\/code><\/pre>\n\n\n\n
        \u6b65\u9aa42\uff1a\u5b9a\u4e49\u51fd\u6570 Bean<\/strong><\/h4>\n\n\n\n
        @Configuration\npublic class FunctionConfig {\n    \/\/ Function\uff1a\u8f93\u5165 String\uff0c\u8f93\u51fa String\n    @Bean\n    public Function<String, String> uppercase() {\n        return value -> value.toUpperCase();\n    }\n\n    \/\/ Consumer\uff1a\u63a5\u6536\u6d88\u606f\u4f46\u65e0\u8fd4\u56de\n    @Bean\n    public Consumer<String> logger() {\n        return value -> System.out.println(\"Received: \" + value);\n    }\n\n    \/\/ Supplier\uff1a\u5b9a\u671f\u751f\u6210\u6d88\u606f\n    @Bean\n    public Supplier<Flux<String>> producer() {\n        return () -> Flux.interval(Duration.ofSeconds(1))\n                .map(i -> \"Message-\" + i);\n    }\n}\n<\/code><\/pre>\n\n\n\n
        \u6b65\u9aa43\uff1a\u90e8\u7f72\u65b9\u5f0f<\/strong><\/h4>\n\n\n\n
        \u65b9\u5f0f1\uff1a\u4f5c\u4e3a HTTP \u7aef\u70b9<\/strong><\/h5>\n\n\n\n
        \u51fd\u6570\u81ea\u52a8\u6620\u5c04\u4e3a HTTP POST \u7aef\u70b9\uff1a<\/p>\n\n\n\n
        curl -X POST http:\/\/localhost:8080\/uppercase -d \"hello\"\n# \u8f93\u51fa: HELLO\n<\/code><\/pre>\n\n\n\n
        \u65b9\u5f0f2\uff1a\u7ed1\u5b9a\u6d88\u606f\u961f\u5217\uff08\u5982 Kafka\uff09<\/strong><\/h5>\n\n\n\n
        \u914d\u7f6e spring.cloud.function.definition=uppercase<\/code>\uff0c\u51fd\u6570\u5c06\u81ea\u52a8\u5904\u7406 Kafka \u6d88\u606f\u3002<\/p>\n\n\n\n
        \u65b9\u5f0f3\uff1a\u90e8\u7f72\u5230 AWS Lambda<\/strong><\/h5>\n\n\n\n
        \u6dfb\u52a0\u4f9d\u8d56\uff1a<\/p>\n\n\n\n
        <dependency>\n    <groupId>org.springframework.cloud<\/groupId>\n    <artifactId>spring-cloud-function-adapter-aws<\/artifactId>\n<\/dependency>\n<\/code><\/pre>\n\n\n\n
        \u521b\u5efa Handler\uff1a<\/p>\n\n\n\n
        public class StreamLambdaHandler extends SpringBootRequestHandler<String, String> {\n    \/\/ \u65e0\u9700\u5b9e\u73b0\uff0c\u7531 Spring Cloud Function \u81ea\u52a8\u5904\u7406\n}\n<\/code><\/pre>\n\n\n\n
        5. \u51fd\u6570\u7ec4\u5408\u4e0e\u6d41\u5f0f\u5904\u7406<\/strong><\/h3>\n\n\n\n
        \u51fd\u6570\u7ec4\u5408<\/strong><\/h4>\n\n\n\n
        @Bean\npublic Function<Flux<String>, Flux<String>> process() {\n    return flux -> flux\n            .map(String::toUpperCase)\n            .filter(s -> s.length() > 5);\n}\n<\/code><\/pre>\n\n\n\n
        \u4f7f\u7528 Stream \u5904\u7406<\/strong><\/h4>\n\n\n\n
        @Bean\npublic Function<List<String>, List<String>> batchProcess() {\n    return list -> list.stream()\n            .map(String::toUpperCase)\n            .collect(Collectors.toList());\n}\n<\/code><\/pre>\n\n\n\n
        6. \u9ad8\u7ea7\u7279\u6027<\/strong><\/h3>\n\n\n\n
        \u591a\u51fd\u6570\u652f\u6301<\/strong><\/h4>\n\n\n\n
        \u901a\u8fc7 spring.cloud.function.definition<\/code> \u6307\u5b9a\u6fc0\u6d3b\u7684\u51fd\u6570\uff1a<\/p>\n\n\n\n
        spring.cloud.function.definition=uppercase|logger\n<\/code><\/pre>\n\n\n\n
        \u81ea\u52a8\u7c7b\u578b\u8f6c\u6362<\/strong><\/h4>\n\n\n\n
        \u51fd\u6570\u53ef\u76f4\u63a5\u5904\u7406\u590d\u6742\u5bf9\u8c61\uff1a<\/p>\n\n\n\n
        @Bean\npublic Function<Person, Person> processPerson() {\n    return person -> {\n        person.setAge(person.getAge() + 1);\n        return person;\n    };\n}\n<\/code><\/pre>\n\n\n\n
        7. \u6d4b\u8bd5 Spring Cloud Function<\/strong><\/h3>\n\n\n\n
        @SpringBootTest\npublic class FunctionTest {\n    @Autowired\n    private ApplicationContext context;\n\n    @Test\n    public void testUppercaseFunction() {\n        FunctionCatalog catalog = context.getBean(FunctionCatalog.class);\n        Function<String, String> function = catalog.lookup(\"uppercase\");\n        \n        String result = function.apply(\"test\");\n        assertEquals(\"TEST\", result);\n    }\n}\n<\/code><\/pre>\n\n\n\n
        8. \u9002\u7528\u573a\u666f<\/strong><\/h3>\n\n\n\n
          \n
        • \u5fae\u670d\u52a1<\/strong>\uff1a\u5c06\u5355\u4e00\u529f\u80fd\u5c01\u88c5\u4e3a\u72ec\u7acb\u670d\u52a1\u3002<\/li>\n\n\n\n
        • \u65e0\u670d\u52a1\u5668\uff08Serverless\uff09<\/strong>\uff1a\u90e8\u7f72\u5230 AWS Lambda\u3001Azure Functions \u7b49\u5e73\u53f0\u3002<\/li>\n\n\n\n
        • \u4e8b\u4ef6\u9a71\u52a8\u67b6\u6784<\/strong>\uff1a\u901a\u8fc7\u6d88\u606f\u961f\u5217\u8fde\u63a5\u591a\u4e2a\u51fd\u6570\u3002<\/li>\n\n\n\n
        • \u6279\u5904\u7406<\/strong>\uff1a\u5904\u7406\u6279\u91cf\u6570\u636e\u6216\u5b9a\u65f6\u4efb\u52a1\u3002<\/li>\n<\/ul>\n\n\n\n
          \u603b\u7ed3<\/strong><\/h3>\n\n\n\n
          Spring \u7684\u51fd\u6570\u5f0f\u7f16\u7a0b\u652f\u6301\u63d0\u4f9b\u4e86\u7075\u6d3b\u7684\u8def\u7531\u5b9a\u4e49\u65b9\u5f0f\uff0c\u800c Spring Cloud Function \u5219\u8fdb\u4e00\u6b65\u5c06\u666e\u901a Java \u51fd\u6570\u8f6c\u6362\u4e3a\u8de8\u5e73\u53f0\u7684\u4e91\u539f\u751f\u7ec4\u4ef6\u3002\u901a\u8fc7\u7b80\u5355\u5b9a\u4e49 Function<\/code>\u3001Consumer<\/code> \u6216 Supplier<\/code> Bean\uff0c\u7ed3\u5408\u9002\u5f53\u7684\u9002\u914d\u5668\uff0c\u53ef\u8f7b\u677e\u5b9e\u73b0 HTTP \u670d\u52a1\u3001\u6d88\u606f\u5904\u7406\u6216\u65e0\u670d\u52a1\u5668\u5e94\u7528\uff0c\u5927\u5927\u63d0\u5347\u5f00\u53d1\u6548\u7387\u548c\u53ef\u79fb\u690d\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
          Spring \u7684\u51fd\u6570\u5f0f\u7f16\u7a0b\u652f\u6301\u548c Spr […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[22],"tags":[23,25],"class_list":["post-155","post","type-post","status-publish","format-standard","hentry","category-itnews","tag-java","tag-springboot"],"_links":{"self":[{"href":"https:\/\/www.ychit.top\/index.php?rest_route=\/wp\/v2\/posts\/155","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.ychit.top\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.ychit.top\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.ychit.top\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.ychit.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=155"}],"version-history":[{"count":2,"href":"https:\/\/www.ychit.top\/index.php?rest_route=\/wp\/v2\/posts\/155\/revisions"}],"predecessor-version":[{"id":157,"href":"https:\/\/www.ychit.top\/index.php?rest_route=\/wp\/v2\/posts\/155\/revisions\/157"}],"wp:attachment":[{"href":"https:\/\/www.ychit.top\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=155"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.ychit.top\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=155"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.ychit.top\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=155"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}