我正在运行我的应用程序，它是基于java spring引导框架的。但却犯了这个错误。你能帮我解决这个错误吗？

Question

我正在运行我的应用程序，它是基于java引导框架的。基本上，我有不止一个微服务，我希望他们使用http进行通信。但却犯了这个错误。你能帮我解决这个错误吗？？

2022-01-10 10:31:52.834  INFO 13740 --- [           main] com.accounts.account.AccountApplication  : Started AccountApplication in 53.129 seconds (JVM running for 57.978)
2022-01-10 10:31:53.259 DEBUG 13740 --- [           main] o.s.b.a.ApplicationAvailabilityBean      : Application availability state LivenessState changed to CORRECT
2022-01-10 10:31:53.274 DEBUG 13740 --- [           main] o.s.b.a.ApplicationAvailabilityBean      : Application availability state ReadinessState changed to ACCEPTING_TRAFFIC
2022-01-10 10:32:42.838  INFO 13740 --- [nio-8080-exec-1] o.a.c.c.C.[Tomcat].[localhost].[/]       : Initializing Spring DispatcherServlet 'dispatcherServlet'
2022-01-10 10:32:42.838  INFO 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Initializing Servlet 'dispatcherServlet'
2022-01-10 10:32:42.839 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Detected StandardServletMultipartResolver
2022-01-10 10:32:42.840 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Detected AcceptHeaderLocaleResolver
2022-01-10 10:32:42.841 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Detected FixedThemeResolver
2022-01-10 10:32:42.848 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Detected org.springframework.web.servlet.view.DefaultRequestToViewNameTranslator@72a61e61
2022-01-10 10:32:42.850 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Detected org.springframework.web.servlet.support.SessionFlashMapManager@742dbac8
2022-01-10 10:32:42.851 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : enableLoggingRequestDetails='false': request parameters and headers will be masked to prevent unsafe logging of potentially sensitive data
2022-01-10 10:32:42.852  INFO 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed initialization in 13 ms
2022-01-10 10:32:42.942 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : GET "/", parameters={}
2022-01-10 10:32:43.030 DEBUG 13740 --- [nio-8080-exec-1] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped to ResourceHttpRequestHandler [classpath [META-INF/resources/], classpath [resources/], classpath [static/], classpath [public/], ServletContext [/]]
2022-01-10 10:32:43.046 DEBUG 13740 --- [nio-8080-exec-1] o.j.s.OpenEntityManagerInViewInterceptor : Opening JPA EntityManager in OpenEntityManagerInViewInterceptor
2022-01-10 10:32:43.069 DEBUG 13740 --- [nio-8080-exec-1] o.s.w.s.r.ResourceHttpRequestHandler     : Resource not found
2022-01-10 10:32:43.071 DEBUG 13740 --- [nio-8080-exec-1] o.j.s.OpenEntityManagerInViewInterceptor : Closing JPA EntityManager in OpenEntityManagerInViewInterceptor
2022-01-10 10:32:43.072 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed 404 NOT_FOUND
2022-01-10 10:32:43.144 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : "ERROR" dispatch for GET "/error", parameters={}
2022-01-10 10:32:43.229 DEBUG 13740 --- [nio-8080-exec-1] s.w.s.m.m.a.RequestMappingHandlerMapping : Mapped to org.springframework.boot.autoconfigure.web.servlet.error.BasicErrorController#errorHtml(HttpServletRequest, HttpServletResponse)
2022-01-10 10:32:43.231 DEBUG 13740 --- [nio-8080-exec-1] o.j.s.OpenEntityManagerInViewInterceptor : Opening JPA EntityManager in OpenEntityManagerInViewInterceptor
2022-01-10 10:32:43.750 DEBUG 13740 --- [nio-8080-exec-1] o.s.w.s.v.ContentNegotiatingViewResolver : Selected 'text/html' given [text/html, text/html;q=0.8]
2022-01-10 10:32:43.790 DEBUG 13740 --- [nio-8080-exec-1] o.j.s.OpenEntityManagerInViewInterceptor : Closing JPA EntityManager in OpenEntityManagerInViewInterceptor
2022-01-10 10:32:43.791 DEBUG 13740 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Exiting from "ERROR" dispatch, status 404

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Answer 1

从代码中，您似乎试图根据客户id检索一个帐户。在这种情况下，它将是@GetMapping，而不是@PostMapping (在第12行)。另外，在get的情况下，我们在url中传递变量，而不是在请求体中传递。作为编码实践，className应该以大写字母开头(您的方法的返回类型应该是帐户而不是帐户)

@GetMapping("/myAccount/{id}


public Account AccountsGetAccountDetails(@PathVariable String id ) {}