//异常内容
org.apache.catalina.connector.ClientAbortException: java.io.IOException: 远程主机强迫关闭了一个现有的连接。
at org.apache.catalina.connector.OutputBuffer.doFlush(OutputBuffer.java:321) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.connector.OutputBuffer.flush(OutputBuffer.java:284) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.connector.CoyoteOutputStream.flush(CoyoteOutputStream.java:118) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:297) ~[na:1.8.0_131]
at sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:141) ~[na:1.8.0_131]
at java.io.OutputStreamWriter.flush(OutputStreamWriter.java:229) ~[na:1.8.0_131]
at org.springframework.util.StreamUtils.copy(StreamUtils.java:121) ~[spring-core-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.http.converter.StringHttpMessageConverter.writeInternal(StringHttpMessageConverter.java:103) ~[spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.http.converter.StringHttpMessageConverter.writeInternal(StringHttpMessageConverter.java:43) ~[spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.http.converter.AbstractHttpMessageConverter.write(AbstractHttpMessageConverter.java:226) ~[spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.mvc.method.annotation.AbstractMessageConverterMethodProcessor.writeWithMessageConverters(AbstractMessageConverterMethodProcessor.java:275) ~[spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.mvc.method.annotation.RequestResponseBodyMethodProcessor.handleReturnValue(RequestResponseBodyMethodProcessor.java:180) ~[spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.method.support.HandlerMethodReturnValueHandlerComposite.handleReturnValue(HandlerMethodReturnValueHandlerComposite.java:82) ~[spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:119) ~[spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:891) ~[spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:797) ~[spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87) ~[spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:991) ~[spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:925) ~[spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:974) [spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:877) [spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:661) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:851) [spring-webmvc-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:742) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) [tomcat-embed-websocket-8.5.34.jar:8.5.34]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) [spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109) [spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93) [spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200) [spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-5.0.9.RELEASE.jar:5.0.9.RELEASE]
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:493) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:800) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:806) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1498) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) [tomcat-embed-core-8.5.34.jar:8.5.34]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [na:1.8.0_131]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [na:1.8.0_131]
at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-embed-core-8.5.34.jar:8.5.34]
at java.lang.Thread.run(Thread.java:748) [na:1.8.0_131]
Caused by: java.io.IOException: 远程主机强迫关闭了一个现有的连接。
at sun.nio.ch.SocketDispatcher.write0(Native Method) ~[na:1.8.0_131]
at sun.nio.ch.SocketDispatcher.write(SocketDispatcher.java:51) ~[na:1.8.0_131]
at sun.nio.ch.IOUtil.writeFromNativeBuffer(IOUtil.java:93) ~[na:1.8.0_131]
at sun.nio.ch.IOUtil.write(IOUtil.java:65) ~[na:1.8.0_131]
at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:471) ~[na:1.8.0_131]
at org.apache.tomcat.util.net.NioChannel.write(NioChannel.java:134) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.tomcat.util.net.NioBlockingSelector.write(NioBlockingSelector.java:101) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.tomcat.util.net.NioSelectorPool.write(NioSelectorPool.java:157) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.tomcat.util.net.NioEndpoint$NioSocketWrapper.doWrite(NioEndpoint.java:1306) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.tomcat.util.net.SocketWrapperBase.doWrite(SocketWrapperBase.java:726) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.tomcat.util.net.SocketWrapperBase.flushBlocking(SocketWrapperBase.java:679) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.tomcat.util.net.SocketWrapperBase.flush(SocketWrapperBase.java:669) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.coyote.http11.Http11OutputBuffer$SocketOutputBuffer.flush(Http11OutputBuffer.java:646) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.coyote.http11.filters.IdentityOutputFilter.flush(IdentityOutputFilter.java:160) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.coyote.http11.Http11OutputBuffer.flush(Http11OutputBuffer.java:252) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.coyote.http11.Http11Processor.flush(Http11Processor.java:1561) [tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.coyote.AbstractProcessor.action(AbstractProcessor.java:380) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.coyote.Response.action(Response.java:173) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
at org.apache.catalina.connector.OutputBuffer.doFlush(OutputBuffer.java:317) ~[tomcat-embed-core-8.5.34.jar:8.5.34]
... 60 common frames omitted

2018-10-16 08:33:47.442 DEBUG 1064 --- [nio-8080-exec-2] o.s.b.w.s.f.OrderedRequestContextFilter : Cleared thread-bound request context: org.apache.catalina.connector.RequestFacade@61ecc008

Process finished with exit code -1

//contoller内容，login登录验证部分debug运行是通过的，也可以获取到数据，页面跳转到main中时出现异常。
/**
* 登录验证

@return
*/
@PostMapping("/login.html")
@ResponseBody
public Object login(HttpSession session, @RequestParam String auUser) {
logger.info("-------------登录验证-------------");
//根据异步获取数据进行判断，返回字符
if (auUser == null || "".equals(auUser)) {
return "nodata";
} else {
JSONObject userObject = JSONObject.fromObject(auUser);
AuUser user = (AuUser) userObject.toBean(userObject, AuUser.class);
try {
//判断用户名是否存在
if (userService.loginCodeIsExit(user) == 0) {//如果不存在
return "nologinCode";
} else {
//验证用户
AuUser _user=userService.getLoginUser(user);
if ( _user!= null) {//用户不为空：登入验证通过
session.setAttribute(Constants.SESSION_USER,_user);//存入session
//更新当前用户登录时间 lastLoginTime
AuUser auUserUpdate=new AuUser();
auUserUpdate.setId(_user.getId());
auUserUpdate.setLastLoginTime(new Date());
userService.modifyUser(auUserUpdate);
auUserUpdate=null;
return "success";
}else {
return "pwderror";
}
}
} catch (Exception e) {
e.printStackTrace();
return "failed";
}

    }
}

@RequestMapping("/loginout.html")
public String loginOut(HttpSession session){
    AuUser user=(AuUser)session.getAttribute(Constants.SESSION_USER);
    if(user!=null){
        session.removeAttribute(Constants.SESSION_USER);//注销用户
    }
    return "/login";
}

/**
 * 跳转到登录页面
 * @return
 */
@RequestMapping("/main.html")
public ModelAndView toMain(HttpSession session){
    AuUser user= this.getCurrentUser();//从session中获取数据
    //初始化菜单数据
    List<Menu> mList=null;//动态菜单列表对象
    if(user!=null){
        Map<String,Object> model=new HashMap<String,Object>();
        model.put("user",user);//用户对象数据
        mList=getFuncByCurrentUser(user.getRoleId());
        if(null!=mList){
           JSONArray jsonArray= JSONArray.fromObject(mList);
           logger.info("jsonArray:"+jsonArray);
           String jsonString =jsonArray.toString();
           model.put("mList",jsonString);
           session.setAttribute(Constants.SESSION_BASE_MODEL,model);
           return new ModelAndView("main",model);
        }
    }
    return  new ModelAndView("redirect:/");
}![](https://img2018.cnblogs.com/q/1299425/201810/1299425-20181016085335814-1131975902.png)