Tomcat7中javax.el.ELException异常信息的处理

最近开发碰到这种情况，开发环境上使用没问题，部署到测试服务器上后确报下面一大堆信息：

2016-11-25 09:25:50,787 [http-nio-80-exec-39] ERROR [500.jsp] - An exception occurred processing JSP page /WEB-INF/views/modules/shpx/printZhengshu.jsp at line 4845: </tr>46: </table>47: <div id="div_print" class="zhengshu">48: <div class="name">${class.student.name}</div>49: <div class="school01">                      ${class.trainingClassName}</div>50: <div class="school02">${school.name}</div>51: <div class="school03"></div>Stacktrace:org.apache.jasper.JasperException: An exception occurred processing JSP page /WEB-INF/views/modules/shpx/printZhengshu.jsp at line 4845: </tr>46: </table>47: <div id="div_print" class="zhengshu">48: <div class="name">${class.student.name}</div>49: <div class="school01">                      ${class.trainingClassName}</div>50: <div class="school02">${school.name}</div>51: <div class="school03"></div>Stacktrace:at org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspServletWrapper.java:575)at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:477)at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:395)at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:339)at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:748)at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:486)at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:411)at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:338)at org.springframework.web.servlet.view.InternalResourceView.renderMergedOutputModel(InternalResourceView.java:209)at org.springframework.web.servlet.view.AbstractView.render(AbstractView.java:267)at org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1221)at org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1005)at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:952)at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:870)at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:961)at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:852)at javax.servlet.http.HttpServlet.service(HttpServlet.java:624)at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:837)at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)at com.opensymphony.sitemesh.webapp.SiteMeshFilter.obtainContent(SiteMeshFilter.java:129)at com.opensymphony.sitemesh.webapp.SiteMeshFilter.doFilter(SiteMeshFilter.java:77)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:61)at org.apache.shiro.web.servlet.AdviceFilter.executeChain(AdviceFilter.java:108)at org.apache.shiro.web.servlet.AdviceFilter.doFilterInternal(AdviceFilter.java:137)at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)at org.apache.shiro.web.servlet.ProxiedFilterChain.doFilter(ProxiedFilterChain.java:66)at org.apache.shiro.web.servlet.AbstractShiroFilter.executeChain(AbstractShiroFilter.java:449)at org.apache.shiro.web.servlet.AbstractShiroFilter$1.call(AbstractShiroFilter.java:365)at org.apache.shiro.subject.support.SubjectCallable.doCall(SubjectCallable.java:90)at org.apache.shiro.subject.support.SubjectCallable.call(SubjectCallable.java:83)at org.apache.shiro.subject.support.DelegatingSubject.execute(DelegatingSubject.java:383)at org.apache.shiro.web.servlet.AbstractShiroFilter.doFilterInternal(AbstractShiroFilter.java:362)at org.apache.shiro.web.servlet.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:125)at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:344)at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:261)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:88)at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107)at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:505)at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:170)at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:103)at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:957)at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:423)at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1079)at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:620)at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1753)at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.run(NioEndpoint.java:1712)at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)at java.lang.Thread.run(Unknown Source)Caused by: javax.el.ELException: Failed to parse the expression [${class.student.name}]at org.apache.el.lang.ExpressionBuilder.createNodeInternal(ExpressionBuilder.java:145)at org.apache.el.lang.ExpressionBuilder.build(ExpressionBuilder.java:171)at org.apache.el.lang.ExpressionBuilder.createValueExpression(ExpressionBuilder.java:216)at org.apache.el.ExpressionFactoryImpl.createValueExpression(ExpressionFactoryImpl.java:66)at org.apache.jasper.runtime.PageContextImpl.proprietaryEvaluate(PageContextImpl.java:943)at org.apache.jsp.WEB_002dINF.views.modules.shpx.printZhengshu_jsp._jspService(printZhengshu_jsp.java:179)at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)at javax.servlet.http.HttpServlet.service(HttpServlet.java:731)at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:439)... 68 moreCaused by: javax.el.ELException: The identifier [class] is not a valid Java identifier as required by section 1.19 of the EL specification (Identifier ::= Java language identifier). This check can be disabled by setting the system property org.apache.el.parser.SKIP_IDENTIFIER_CHECK to true.at org.apache.el.parser.AstIdentifier.setImage(AstIdentifier.java:132)at org.apache.el.parser.ELParser.Identifier(ELParser.java:1217)at org.apache.el.parser.ELParser.NonLiteral(ELParser.java:1193)at org.apache.el.parser.ELParser.ValuePrefix(ELParser.java:1019)at org.apache.el.parser.ELParser.Value(ELParser.java:968)at org.apache.el.parser.ELParser.Unary(ELParser.java:950)at org.apache.el.parser.ELParser.Multiplication(ELParser.java:714)at org.apache.el.parser.ELParser.Math(ELParser.java:634)at org.apache.el.parser.ELParser.Compare(ELParser.java:446)at org.apache.el.parser.ELParser.Equality(ELParser.java:340)at org.apache.el.parser.ELParser.And(ELParser.java:284)at org.apache.el.parser.ELParser.Or(ELParser.java:228)at org.apache.el.parser.ELParser.Choice(ELParser.java:185)at org.apache.el.parser.ELParser.Expression(ELParser.java:177)at org.apache.el.parser.ELParser.DynamicExpression(ELParser.java:149)at org.apache.el.parser.ELParser.CompositeExpression(ELParser.java:46)at org.apache.el.lang.ExpressionBuilder.createNodeInternal(ExpressionBuilder.java:114)... 76 more

解决方法：

org.apache.jasper.compiler.Parser.STRICT_QUOTE_ESCAPING=false   
org.apache.el.parser.SKIP_IDENTIFIER_CHECK=true

问题原因是：

         使用tomcat 6没有问题，当切换到tomcat 7，出现了系统可以正常启动，但是页面访问出现报500的问题