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  • struts tags

    HTTP ERROR 500

    Problem accessing /showognl.jsp. Reason:

        Server Error

    Caused by:

    org.apache.jasper.JasperException: An exception occurred processing JSP page /showognl.jsp at line 20
    
    17:     
    18:     <!-??OGNL?????-->    
    19:     
    20:     <p>parameters: <s:property value="#parameters.msg" /></p>    
    21:     
    22:     <p>request.msg: <s:property value="#request.msg" /></p>    
    23:     
    
    
    Stacktrace:
    	at org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:574)
    	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:476)
    	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
    	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
    	at org.eclipse.jetty.jsp.JettyJspServlet.service(JettyJspServlet.java:107)
    	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
    	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:821)
    	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1685)
    	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:85)
    	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
    	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581)
    	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
    	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
    	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)
    	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1158)
    	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511)
    	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
    	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1090)
    	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
    	at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)
    	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:109)
    	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:119)
    	at org.eclipse.jetty.server.Server.handle(Server.java:517)
    	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:308)
    	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:242)
    	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:261)
    	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)
    	at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:75)
    	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:213)
    	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:147)
    	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654)
    	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)
    	at java.lang.Thread.run(Thread.java:744)
    Caused by: The Struts dispatcher cannot be found.  This is usually caused by using Struts tags without the associated filter. Struts tags are only usable when the request has passed through its servlet filter, which initializes the Struts dispatcher needed for this tag. - [unknown location]
    	at org.apache.struts2.views.jsp.TagUtils.getStack(TagUtils.java:58)
    	at org.apache.struts2.views.jsp.StrutsBodyTagSupport.getStack(StrutsBodyTagSupport.java:44)
    	at org.apache.struts2.views.jsp.ComponentTagSupport.doStartTag(ComponentTagSupport.java:48)
    	at org.apache.jsp.showognl_jsp._jspx_meth_s_005fproperty_005f0(showognl_jsp.java:511)
    	at org.apache.jsp.showognl_jsp._jspService(showognl_jsp.java:181)
    	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
    	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
    	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:438)
    	... 32 more
    

    Caused by:

    The Struts dispatcher cannot be found.  This is usually caused by using Struts tags without the associated filter. Struts tags are only usable when the request has passed through its servlet filter, which initializes the Struts dispatcher needed for this tag. - [unknown location]
    	at org.apache.struts2.views.jsp.TagUtils.getStack(TagUtils.java:58)
    	at org.apache.struts2.views.jsp.StrutsBodyTagSupport.getStack(StrutsBodyTagSupport.java:44)
    	at org.apache.struts2.views.jsp.ComponentTagSupport.doStartTag(ComponentTagSupport.java:48)
    	at org.apache.jsp.showognl_jsp._jspx_meth_s_005fproperty_005f0(showognl_jsp.java:511)
    	at org.apache.jsp.showognl_jsp._jspService(showognl_jsp.java:181)
    	at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
    	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
    	at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:438)
    	at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:396)
    	at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:340)
    	at org.eclipse.jetty.jsp.JettyJspServlet.service(JettyJspServlet.java:107)
    	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
    	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:821)
    	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1685)
    	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:85)
    	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)
    	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1668)
    	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:581)
    	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
    	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
    	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:226)
    	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1158)
    	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:511)
    	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185)
    	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1090)
    	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
    	at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:213)
    	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:109)
    	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:119)
    	at org.eclipse.jetty.server.Server.handle(Server.java:517)
    	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:308)
    	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:242)
    	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:261)
    	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:95)
    	at org.eclipse.jetty.io.SelectChannelEndPoint$2.run(SelectChannelEndPoint.java:75)
    	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.produceAndRun(ExecuteProduceConsume.java:213)
    	at org.eclipse.jetty.util.thread.strategy.ExecuteProduceConsume.run(ExecuteProduceConsume.java:147)
    	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:654)
    	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:572)




    需要配置 filter
    <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class> -- 2.2以后
    <filter-class>org.apache.struts2.dispatcher.FilterDispatcher</filter-class> -- 2.1.3
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  • 原文地址:https://www.cnblogs.com/FlyAway2013/p/5206301.html
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