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我正在努力在遗留应用程序中实现 Spring Session。我按照 Spring 文档来实现 session 库,一切似乎都运行良好,除了......
有一个 UI 元素通过 sitemesh 装饰在每个页面上。此 UI 元素检查 session 中的对象以查看它是否应该显示。当通过 sitemesh 装饰器从 session 中检索对象时,该对象为空。当我通过 Controller 或主要内容 JSP 访问同一个对象时,对象被填充并且一切正常。
换句话说:Web request -> tomcat -> controller -> jsp -> jstl -> session object = ok
然后继续渲染 sitemesh decorator adds main.jsp -> jstl -> same session object is null
我想这一定是配置问题。当我注释掉 springSessionRepositoryFilter
时,我可以确认这一点。页面正确呈现,但随后我没有使用 spring session 并访问我的 redis 服务器。如果有人有任何想法,我将不胜感激。谢谢!我的 web.xml 看起来像这样。
<web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://java.sun.com/xml/ns/javaee" xmlns:web="http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"
xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd"
version="3.0" id="WebApp_1398187215147">
<display-name>MyApplication Web Application</display-name>
<listener>
<listener-class>org.springframework.web.context.request.RequestContextListener</listener-class>
</listener>
<listener>
<listener-class>org.springframework.web.context.ContextLoaderListener</listener-class>
</listener>
<listener>
<listener-class>org.springframework.security.web.session.HttpSessionEventPublisher</listener-class>
</listener>
<filter>
<filter-name>springSessionRepositoryFilter</filter-name>
<filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
</filter>
<filter-mapping>
<filter-name>springSessionRepositoryFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<filter>
<description>spring-security-filter</description>
<filter-name>springSecurityFilterChain</filter-name>
<filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
</filter>
<filter-mapping>
<filter-name>springSecurityFilterChain</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<filter>
<description>sitemesh-filter</description>
<filter-name>MyApplicationSitemeshFilter</filter-name>
<filter-class>com.opensymphony.module.sitemesh.filter.PageFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>MyApplicationSitemeshFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<servlet>
<description>MyApplication-spring-servlet</description>
<servlet-name>MyApplicationSpringServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>classpath:MyApplication-web-context.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>MyApplicationSpringServlet</servlet-name>
<url-pattern>/</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>MyApplicationSpringServlet</servlet-name>
<url-pattern>/dwr/*</url-pattern>
</servlet-mapping>
<servlet>
<description>MyApplication-webflow-servlet</description>
<servlet-name>MyApplicationWebFlowServlet</servlet-name>
<servlet-class>org.springframework.web.servlet.DispatcherServlet</servlet-class>
<init-param>
<param-name>contextConfigLocation</param-name>
<param-value>WEB-INF/config/MyApplication-webflow-config.xml</param-value>
</init-param>
<load-on-startup>1</load-on-startup>
</servlet>
<servlet-mapping>
<servlet-name>MyApplicationWebFlowServlet</servlet-name>
<url-pattern>/manageRegistration</url-pattern>
</servlet-mapping>
<servlet-mapping>
<servlet-name>MyApplicationWebFlowServlet</servlet-name>
<url-pattern>/forgotUserCredentials</url-pattern>
</servlet-mapping>
<welcome-file-list>
<welcome-file>index.jsp</welcome-file>
</welcome-file-list>
<error-page>
<error-code>404</error-code>
<location>/WEB-INF/pages/error/error_redirect.jsp</location>
</error-page>
<error-page>
<exception-type>java.lang.Exception</exception-type>
<location>/WEB-INF/pages/error/error_redirect.jsp</location>
</error-page>
<error-page>
<error-code>500</error-code>
<location>/WEB-INF/pages/error/error_redirect.jsp</location>
</error-page>
<error-page>
<exception-type>java.io.IOException</exception-type>
<location>/WEB-INF/pages/error/error_redirect.jsp</location>
</error-page>
</web-app>
最佳答案
也许这会有所帮助,您在哪里使用它:
<filter>
<description>sitemesh-filter</description>
<filter-name>MyApplicationSitemeshFilter</filter-name>
<filter-class>com.opensymphony.module.sitemesh.filter.PageFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>MyApplicationSitemeshFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<filter>
<filter-name>sitemesh</filter-name>
<filter-class>com.opensymphony.sitemesh.webapp.SiteMeshFilter</filter-class>
</filter>
<filter-mapping>
<filter-name>sitemesh</filter-name>
<url-pattern>/*</url-pattern>
<dispatcher>REQUEST</dispatcher>
<dispatcher>FORWARD</dispatcher>
<dispatcher>ERROR</dispatcher>
</filter-mapping>
关于Spring Session 不适用于 Sitemesh,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/41558894/
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