SSH问题解决办法之重定向问题

最新推荐文章于 2024-09-03 13:09:58 发布

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最新推荐文章于 2024-09-03 13:09:58 发布 · 1.1w 阅读

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CC 4.0 BY-SA版权

文章标签：

#response #session #sendError #Cannot #committed

这篇博客主要探讨了SSH框架中遇到的两个问题：'Cannot create a session after the response has been committed' 和 'Cannot call sendError() after the response has been committed'。作者通过分析代码和排除法，排除了DAO层session关闭、配置文件错误以及out.close()导致的问题。最后，作者提供了两种解决方案，指出问题在于Action中的重定向操作，并给出了相应代码修改建议，成功解决了问题。

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问题1：Cannot create a session after the response has been committed

问题2：Cannot call sendError() after the response has been committed

以下是报错代码

2015-5-29 10:31:44 org.apache.catalina.core.ApplicationDispatcher invoke
严重: Servlet.service() for servlet jsp threw exception
java.lang.IllegalStateException: Cannot create a session after the response has been committed
    at org.apache.catalina.connector.Request.doGetSession(Request.java:2882)
    at org.apache.catalina.connector.Request.getSession(Request.java:2316)
    at org.apache.catalina.connector.RequestFacade.getSession(RequestFacade.java:898)
    at javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:229)
    at org.apache.catalina.core.ApplicationHttpRequest.getSession(ApplicationHttpRequest.java:571)
    at org.apache.catalina.core.ApplicationHttpRequest.getSession(ApplicationHttpRequest.java:516)
    at javax.servlet.http.HttpServletRequestWrapper.getSession(HttpServletRequestWrapper.java:238)
    at org.apache.jasper.runtime.PageContextImpl._initialize(PageContextImpl.java:146)
    at org.apache.jasper.runtime.PageContextImpl.initialize(PageContextImpl.java:125)
    at org.apache.jasper.runtime.JspFactoryImpl.internalGetPageContext(JspFactoryImpl.java:112)
    at org.apache.jasper.runtime.JspFactoryImpl.getPageContext(JspFactoryImpl.java:65)
    at org.apache.jsp.index_jsp._jspService(index_jsp.java:54)
    at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
    at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:432)
    at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:390)
    at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:334)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
    at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:749)
    at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationDispatcher.java:605)
    at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDispatcher.java:544)
    at org.apache.struts2.dispatcher.ServletDispatcherResult.doExecute(ServletDispatcherResult.java:161)
    at org.apache.struts2.dispatcher.StrutsResultSupport.execute(StrutsResultSupport.java:186)
    at com.opensymphony.xwork2.DefaultActionInvocation.executeResult(DefaultActionInvocation.java:373)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:277)
    at com.opensymphony.xwork2.interceptor.DefaultWorkflowInterceptor.doIntercept(DefaultWorkflowInterceptor.java:176)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)
    at com.opensymphony.xwork2.validator.ValidationInterceptor.doIntercept(ValidationInterceptor.java:263)
    at org.apache.struts2.interceptor.validation.AnnotationValidationInterceptor.doIntercept(AnnotationValidationInterceptor.java:68)
    at com.opensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)
    at com.opensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java: