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http://nagoya.apache.org/bugzilla/show_bug.cgi?id=12128 JSP Comment end symbol not recognized in some cases Summary: JSP Comment end symbol not recognized in some cases Product: Tomcat 4 Version: 4.1.9 Platform: PC OS/Version: Windows NT/2K Status: NEW Severity: Normal Priority: Other Component: Jasper AssignedTo: [EMAIL PROTECTED] ReportedBy: [EMAIL PROTECTED] The JSP compiler does not recognize ---%> (note the three dashes) as ending a JSP comment that was started with the <%-- sequence. Examples: The following are treated as valid JSP comments: <%-- Hello --%> <%-- Hello x--%> The following is treated as an unterminated comment: <%-- Hello ---%> A JSP comment is defined informally in the JSP 1.2 spec as: <%-- anything bug a closing --%> ... --%> It is defined formally in the JSP 2.0 spec as: '<%--' JSPCommentBody JSPCommentBody ::= ( Char* - ( Char* '--%>' ) ) '--%>' Test case to reproduce the problem: HelloWorld.jsp: <%-- Comment ---%> <html> <head> <title>Hi</title> </head> <body> Hey there </body> </html> Output when running this: type Exception report message description The server encountered an internal error () that prevented it from fulfilling this request. exception org.apache.jasper.JasperException: Unable to compile class for JSP at org.apache.jasper.JspCompilationContext.compile (JspCompilationContext.java:477) at org.apache.jasper.servlet.JspServletWrapper.service (JspServletWrapper.java:182) at org.apache.jasper.servlet.JspServlet.serviceJspFile (JspServlet.java:289) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:240) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationDispatcher.invoke (ApplicationDispatcher.java:684) at org.apache.catalina.core.ApplicationDispatcher.doForward (ApplicationDispatcher.java:432) at org.apache.catalina.core.ApplicationDispatcher.forward (ApplicationDispatcher.java:356) at HelloWorld.doGet(HelloWorld.java:16) at javax.servlet.http.HttpServlet.service(HttpServlet.java:740) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:247) at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:193) at org.apache.catalina.core.StandardWrapperValve.invoke (StandardWrapperValve.java:260) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContextValve.invoke (StandardContextValve.java:191) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContext.invoke (StandardContext.java:2350) at org.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:180) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:643) at org.apache.catalina.valves.ErrorDispatcherValve.invoke (ErrorDispatcherValve.java:170) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:641) at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:171) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:641) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:174) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.coyote.tomcat4.CoyoteAdapter.service (CoyoteAdapter.java:223) at org.apache.coyote.http11.Http11Processor.process (Http11Processor.java:405) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnectio n(Http11Protocol.java:380) at org.apache.tomcat.util.net.TcpWorkerThread.runIt (PoolTcpEndpoint.java:508) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run (ThreadPool.java:533) at java.lang.Thread.run(Thread.java:484) root cause org.apache.jasper.JasperException: /HelloWorld.jsp(0,4) Unterminated <%-- tag at org.apache.jasper.compiler.DefaultErrorHandler.jspError (DefaultErrorHandler.java:94) at org.apache.jasper.compiler.ErrorDispatcher.dispatch (ErrorDispatcher.java:417) at org.apache.jasper.compiler.ErrorDispatcher.jspError (ErrorDispatcher.java:170) at org.apache.jasper.compiler.Parser.parseComment(Parser.java:399) at org.apache.jasper.compiler.Parser.parseElements(Parser.java:788) at org.apache.jasper.compiler.Parser.parse(Parser.java:122) at org.apache.jasper.compiler.ParserController.parse (ParserController.java:199) at org.apache.jasper.compiler.ParserController.parse (ParserController.java:153) at org.apache.jasper.compiler.Compiler.generateJava(Compiler.java:229) at org.apache.jasper.compiler.Compiler.compile(Compiler.java:322) at org.apache.jasper.JspCompilationContext.compile (JspCompilationContext.java:474) at org.apache.jasper.servlet.JspServletWrapper.service (JspServletWrapper.java:182) at org.apache.jasper.servlet.JspServlet.serviceJspFile (JspServlet.java:289) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:240) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationDispatcher.invoke (ApplicationDispatcher.java:684) at org.apache.catalina.core.ApplicationDispatcher.doForward (ApplicationDispatcher.java:432) at org.apache.catalina.core.ApplicationDispatcher.forward (ApplicationDispatcher.java:356) at HelloWorld.doGet(HelloWorld.java:16) at javax.servlet.http.HttpServlet.service(HttpServlet.java:740) at javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter (ApplicationFilterChain.java:247) at org.apache.catalina.core.ApplicationFilterChain.doFilter (ApplicationFilterChain.java:193) at org.apache.catalina.core.StandardWrapperValve.invoke (StandardWrapperValve.java:260) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContextValve.invoke (StandardContextValve.java:191) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardContext.invoke (StandardContext.java:2350) at org.apache.catalina.core.StandardHostValve.invoke (StandardHostValve.java:180) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:643) at org.apache.catalina.valves.ErrorDispatcherValve.invoke (ErrorDispatcherValve.java:170) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:641) at org.apache.catalina.valves.ErrorReportValve.invoke (ErrorReportValve.java:171) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:641) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.catalina.core.StandardEngineValve.invoke (StandardEngineValve.java:174) at org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNex t(StandardPipeline.java:643) at org.apache.catalina.core.StandardPipeline.invoke (StandardPipeline.java:480) at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995) at org.apache.coyote.tomcat4.CoyoteAdapter.service (CoyoteAdapter.java:223) at org.apache.coyote.http11.Http11Processor.process (Http11Processor.java:405) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.processConnectio n(Http11Protocol.java:380) at org.apache.tomcat.util.net.TcpWorkerThread.runIt (PoolTcpEndpoint.java:508) at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run (ThreadPool.java:533) at java.lang.Thread.run(Thread.java:484) -------------------------------------------------------------------------------- Apache Tomcat/4.1.9 -- To unsubscribe, e-mail: <mailto:[EMAIL PROTECTED]> For additional commands, e-mail: <mailto:[EMAIL PROTECTED]>
