使用其他模板时遇到错误请求

时间:2018-06-08 14:54:51

标签: java spring rest http spring-boot

尝试使用RestTemplate时,我一直收到错误的请求错误。我尝试了getForObject()exchange()两种方法,但都没有工作,所以我做错了吗?

HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.APPLICATION_JSON);
headers.add("Accept", MediaType.APPLICATION_JSON.toString());

MultiValueMap<String, String> requestBody = new LinkedMultiValueMap<>();
requestBody.add("param1", "value1");
requestBody.add("param2", "true");

RestTemplate restTemplate = new RestTemplate();
return restTemplate.exchange(API_URI, HttpMethod.POST,
                    new HttpEntity<>(requestBody, headers), String.class);

堆栈跟踪:(隐藏的api名称)

  

2018-06-08 14:59:20错误ErrorPageFilter:176 - 由于异常[400错误请求]转发到请求[/ api / cal / dep]的错误页面   org.springframework.web.client.HttpClientErrorException:400 Bad Request       在org.springframework.web.client.DefaultResponseErrorHandler.handleError(DefaultResponseErrorHandler.java:63)       在org.springframework.web.client.RestTemplate.handleResponse(RestTemplate.java:700)       在org.springframework.web.client.RestTemplate.doExecute(RestTemplate.java:653)       在org.springframework.web.client.RestTemplate.execute(RestTemplate.java:613)       在org.springframework.web.client.RestTemplate.exchange(RestTemplate.java:531)       在ddz.dd.vack.service.tar.gett(tar.java:51)       在ddz.dd.vack.service.tar.calc(tar.java:57)       at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)       at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)       at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)       at java.lang.reflect.Method.invoke(Method.java:498)       在org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)       在org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:133)       at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:97)       在org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:827)       在org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:738)       在org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)       在org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:967)       在org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:901)       在org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970)       在org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872)       在javax.servlet.http.HttpServlet.service(HttpServlet.java:661)       在org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846)       在javax.servlet.http.HttpServlet.service(HttpServlet.java:742)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:101)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:317)       在org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:127)       在org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:91)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:114)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:170)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.web.filter.CorsFilter.doFilterInternal(CorsFilter.java:96)       在org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.oauth2.provider.authentication.OAuth2AuthenticationProcessingFilter.doFilter(OAuth2AuthenticationProcessingFilter.java:176)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:116)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:64)       在org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:105)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:56)       在org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)       在org.springframework.security.web.FilterChainProxy $ VirtualFilterChain.doFilter(FilterChainProxy.java:331)       在org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:214)       在org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:177)       在org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346)       在org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:262)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)       在org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:105)       在org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:81)       在org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:197)       在org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.springframework.boot.web.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:115)       在org.springframework.boot.web.support.ErrorPageFilter.access $ 000(ErrorPageFilter.java:59)       在org.springframework.boot.web.support.ErrorPageFilter $ 1.doFilterInternal(ErrorPageFilter.java:90)       在org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)       在org.springframework.boot.web.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:108)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.apache.logging.log4j.web.Log4jServletFilter.doFilter(Log4jServletFilter.java:71)       在org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)       在org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)       在org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)       在org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)       在org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:504)       在org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)       at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81)       at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:650)       在org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)       在org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)       在org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:803)       在org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)       at org.apache.coyote.AbstractProtocol $ ConnectionHandler.process(AbstractProtocol.java:790)       在org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.doRun(NioEndpoint.java:1459)       在org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)       在java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)       at java.util.concurrent.ThreadPoolExecutor $ Worker.run(ThreadPoolExecutor.java:624)       at org.apache.tomcat.util.threads.TaskThread $ WrappingRunnable.run(TaskThread.java:61)       在java.lang.Thread.run(Thread.java:748)

1 个答案:

答案 0 :(得分:0)

您可以尝试删除Accept标头,因为它是默认的json

headers.add("Accept", MediaType.APPLICATION_JSON.toString());

OR

尝试添加接受标头,如下所示

headers.setAccept(Collections.singletonList(MediaType.APPLICATION_JSON));

并检查你提到的作为String.class的响应类型对象是什么,请交叉检查

您可以尝试更改

    headers.setAccept(Arrays.asList(MediaType.APPLICATION_JSON));
MultiValueMap<String, Object> requestBody = new LinkedMultiValueMap<>();
        requestBody.add("param1", "value1");
        requestBody.add("param2", true);Try this? 
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