,javax.servlet.http.HttpServletResponse)[2020/10/18-19:41:45][main][INFO][org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerMapping

(InternalResourceView.java:147)atorg.springframework.web.servlet.view.AbstractView.render(AbstractView.java

在配置文件中添加spring.servlet.multipart.max-file-size=10MBspring.servlet.multipart.max-request-size=100MB

packagecom.yixiao.blog.config;importorg.springframework.context.annotation.Configuration;importorg.springframework.web.servlet.config.annotation.CorsRegistry

就是那个3e5d开头的怎么回事代码贴在下面了packagefun.nicely.servlet;importorg.apache.commons.fileupload.FileItem;importorg.apache.commons.fileupload.FileUploadException

--ServletJSP--><dependency><groupId>javax.servlet</groupId><artifactId>servlet-api

(AbstractHandlerMethodAdapter.java:87) at org.springframework.web.servlet.DispatcherServlet.doDispatch

:ServletdispatcherServletmappedto[/]2020-05-0119:24:12.519 INFO7948---[ost-startStop-1]o.s.b.w.servlet.FilterRegistrationBean

Servlet.service()forservlet[dispatcherServlet]incontextwithpath[]threwexception[Requestprocessingfailed

[dispatcherServlet]    : Servlet.service() for servlet [dispatcherServlet] in context with

importorg.springframework.beans.factory.annotation.Autowired;importorg.springframework.stereotype.Component;importorg.springframework.web.servlet.HandlerInterceptor

Android与Tomcat服务器的数据交互，即“通过HttpClient的方式向服务器发送请求，服务器的Servlet接收并执行数据处理（从数据库中提取数据），最后返回给Android平台，平台解析”

编写一个监听器类去实现监听器接口*覆盖监听器的方法*需要在web.xml中进行配置//1.以ServletContext为例，编写一个监听器类去实现监听器接口//覆盖监听器的方法importjavax.servlet.ServletContextEvent

如果不是第一次访问，则提示：欢迎回来，您上次访问时间为:显示时间字符串分析：可以采用Cookie来完成在服务器中的Servlet判断是否有一个名为lastTime的cookie有：不是第一次访问响应数据

[dispatcherServlet]]:Servlet.service()forservlet[dispatcherServlet]incontextwithpath[]threwexception[

FORWARD：转发访问资源3.INCLUDE：包含访问资源4.ERROR：错误跳转资源5.ASYNC：异步访问资源web.xml配置*设置标签即可packagecn.zh.filter;importjavax.servlet

DispatcherServlet.java:1040)~[spring-webmvc-5.2.8.RELEASE.jar:5.2.8.RELEASE]atorg.springframework.web.servlet.DispatcherServlet.doService

[dispatcherServlet]]:Servlet.service()forservlet[dispatcherServlet]incontextwithpath[]threwexception[

[dispatcherServlet]  :Servlet.service()forservlet[dispatcherServlet]incontextwithpath[]threwexception

[dispatcherServlet]]:Servlet.service()forservlet[dispatcherServlet]incontextwithpath[]threwexception[

;importjavax.servlet.http.HttpServletResponse;importjavax.servlet.http.HttpSession;importjava.awt.image.BufferedImage

[dispatcherServlet]]DirectJDKLog.java:175-Servlet.service()forservlet[dispatcherServlet]incontextwithpath

;importorg.springframework.web.servlet.config.annotation.ViewControllerRegistry;importorg.springframework.web.servlet.config.annotation.WebMvcConfigurer

importorg.springframework.stereotype.Service;importorg.springframework.transaction.annotation.Transactional;importjavax.servlet.http.HttpServletRequest

AbstractApplicationContext.java:550)~[spring-context-5.0.7.RELEASE.jar:5.0.7.RELEASE]atorg.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh

nbsp; main] ConfigServletWebServerApplicationContext : Refreshing org.springframework.boot.web.servlet.context.AnnotationConfigServletWebServerApplicationContext

[dispatcherServlet]]:Servlet.service()forservlet[dispatcherServlet]incontextwithpath[]threwexception[

AbstractApplicationContext.java:532)~[spring-context-5.2.1.RELEASE.jar:5.2.1.RELEASE]atorg.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh