java无法读取文档：无法展开数据，无效状态已关闭

Question

我正在使用SpringMVC获取json数据。我有时会犯错误。是网络关闭了还是我们的服务器出了问题。如何修复它

org.springframework.http.converter.HttpMessageNotReadableException: Could not read document: Unable to unwrap data, invalid status [CLOSED]; nested exception is java.io.IOException: Unable to unwrap data, invalid status [CLOSED]
at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.readJavaType(AbstractJackson2HttpMessageConverter.java:225)
at org.springframework.http.converter.json.AbstractJackson2HttpMessageConverter.read(AbstractJackson2HttpMessageConverter.java:209)
at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodArgumentResolver.readWithMessageConverters(AbstractMessageConverterMethodArgumentResolver.java:197)
at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.readWithMessageConverters(RequestResponseBodyMethodProcessor.java:147)
at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.resolveArgument(RequestResponseBodyMethodProcessor.java:125)
at org.springframework.web.method.support.HandlerMethodArgumentResolverComposite.resolveArgument(HandlerMethodArgumentResolverComposite.java:99)
at org.springframework.web.method.support.InvocableHandlerMethod.getMethodArgumentValues(InvocableHandlerMethod.java:161)
at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:128)
at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:110)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:817)
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:731)
at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:959)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:893)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:968)
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:870)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:648)
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:844)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:292)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.catalina.filters.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:108)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at com.expedia.www.epc.photos.v2.web.filter.CorsFilter.doFilterInternal(CorsFilter.java:65)
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at com.yammer.metrics.web.WebappMetricsFilter.doFilter(WebappMetricsFilter.java:76)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:240)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:207)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:212)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:106)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:502)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:141)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:79)
at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:616)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:88)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:522)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1095)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:672)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1502)
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1458)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
at java.lang.Thread.run(Thread.java:745)

原因：java。伊奥。IOException:无法展开数据，状态无效[已关闭] 在org。阿帕奇。公猫util。网安全频道。阅读（SecureNioChannel.java:474） 在org。阿帕奇。公猫util。网NioBlockingSelector。阅读（NioBlockingSelector.java:173） 在org。阿帕奇。公猫util。网NioSelectorPool。阅读（NioSelectorPool.java:250） 在org。阿帕奇。公猫util。网NioSelectorPool。阅读（NioSelectorPool.java:231） 在org。阿帕奇。郊狼。http11。内部输入缓冲区。fill（InternalNioInputBuffer.java:133） 在org。阿帕奇。郊狼。http11。InternalNioInputBuffer$SocketInputBuffer。doRead（InternalNioInputBuffer.java:177） 在org。阿帕奇。郊狼。http11。过滤器。识别输入过滤器。doRead（IdentityInputFilter.java:110） 在org。阿帕奇。郊狼。http11。AbstractInputBuffer。doRead（AbstractInputBuffer.java:414） 在org。阿帕奇。郊狼。要求doRead（Request.java:476） 在org。阿帕奇。卡塔琳娜。连接器。输入缓冲区。realReadBytes（InputBuffer.java:350） 在org。阿帕奇。公猫util。缓冲器。ByteChunk。substract（ByteChunk.java:395） 在org。阿帕奇。卡塔琳娜。连接器。输入缓冲区。读取（InputBuffer.java:375） 在org。阿帕奇。卡塔琳娜。连接器。郊狼输入流。阅读（CoyoteInputStream.java:190） 在爪哇。伊奥。过滤流。读取（FilterInputStream.java:133） 在爪哇。伊奥。PushbackInputStream。读取（PushbackInputStream.java:186） 在com上。fasterxml。杰克逊。果心json。UTF8StreamJsonParser_loadMore（UTF8StreamJsonParser.java:204） 在com上。fasterxml。杰克逊。果心json。UTF8StreamJsonParser_LoadMoreGuaranted（UTF8StreamJsonParser.java:2404） 在com上。fasterxml。杰克逊。果心json。UTF8StreamJsonParser_skipString（UTF8StreamJsonParser.java:2579） 在com上。fasterxml。杰克逊。果心json。UTF8StreamJsonParser。nextFieldName（UTF8StreamJsonParser.java:1010） 在com上。fasterxml。杰克逊。数据绑定。值得。Beander。反序列化FromObject（beandSerializer.java:364） 在com上。fasterxml。杰克逊。数据绑定。值得。Beander。反序列化（BeanDeserializer.java:148） 在com上。fasterxml。杰克逊。数据绑定。ObjectMapper_readMapAndClose（ObjectMapper.java:3798） 在com上。fasterxml。杰克逊。数据绑定。ObjectMapper。readValue（ObjectMapper.java:2922） 在org。springframework。http。转换器。json。AbstractJackson2HttpMessageConverter。readJavaType（AbstractJackson2HttpMessageConverter.java:222） ... 49多