[jboss-user] [JBoss Seam] - Re: iText (PDF) support in Seam

m.schuetz do-not-reply at jboss.com
Wed Jan 24 06:08:10 EST 2007 

Hey Norman,
thanks for your fast implementation.

I have already tried the new stuff. (web.xml, components.xml changed following your description)

Following exception occurs when trying to acces /test.pdf:

11:55:27,193 ERROR [SeamServletFilter] ended request due to exception
  | java.lang.NullPointerException
  |         at org.jboss.seam.pdf.DocumentStore.dataForId(DocumentStore.java:35)
  |         at org.jboss.seam.pdf.DocumentStore$$FastClassByCGLIB$$d513343b.invoke(<generated>)
  |         at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149)
  |         at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:45)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:55)
  |         at org.jboss.seam.interceptors.OutcomeInterceptor.interceptOutcome(OutcomeInterceptor.java:21)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.RollbackInterceptor.rollbackIfNecessary(RollbackInterceptor.java:29)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.ConversationInterceptor.endOrBeginLongRunningConversation(ConversationInterceptor.java:52)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:27)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.ExceptionInterceptor.handleExceptions(ExceptionInterceptor.java:39)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.SynchronizationInterceptor.serialize(SynchronizationInterceptor.java:31)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.intercept.RootInterceptor.createSeamInvocationContext(RootInterceptor.java:144)
  |         at org.jboss.seam.intercept.RootInterceptor.invokeInContexts(RootInterceptor.java:129)
  |         at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:102)
  |         at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:145)
  |         at org.jboss.seam.intercept.JavaBeanInterceptor.intercept(JavaBeanInterceptor.java:80)
  |         at org.jboss.seam.pdf.DocumentStore$$EnhancerByCGLIB$$a90ba54a.dataForId(<generated>)
  |         at org.jboss.seam.pdf.DocumentStoreServlet.doGet(DocumentStoreServlet.java:28)
  |         at javax.servlet.http.HttpServlet.service(HttpServlet.java:697)
  |         at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.jboss.seam.servlet.SeamServletFilter.doFilter(SeamServletFilter.java:48)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
  |         at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
  |         at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
  |         at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
  |         at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
  |         at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
  |         at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
  |         at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
  |         at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
  |         at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
  |         at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
  |         at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
  |         at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
  |         at java.lang.Thread.run(Thread.java:595)
  | 11:55:27,193 ERROR [[Document Store Servlet]] Servlet.service() for servlet Document Store Servlet threw exception
  | java.lang.NullPointerException
  |         at org.jboss.seam.pdf.DocumentStore.dataForId(DocumentStore.java:35)
  |         at org.jboss.seam.pdf.DocumentStore$$FastClassByCGLIB$$d513343b.invoke(<generated>)
  |         at net.sf.cglib.proxy.MethodProxy.invoke(MethodProxy.java:149)
  |         at org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:45)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:55)
  |         at org.jboss.seam.interceptors.OutcomeInterceptor.interceptOutcome(OutcomeInterceptor.java:21)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.RollbackInterceptor.rollbackIfNecessary(RollbackInterceptor.java:29)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.ConversationInterceptor.endOrBeginLongRunningConversation(ConversationInterceptor.java:52)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:27)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.ExceptionInterceptor.handleExceptions(ExceptionInterceptor.java:39)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.interceptors.SynchronizationInterceptor.serialize(SynchronizationInterceptor.java:31)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
  |         at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
  |         at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
  |         at java.lang.reflect.Method.invoke(Method.java:585)
  |         at org.jboss.seam.util.Reflections.invoke(Reflections.java:18)
  |         at org.jboss.seam.intercept.Interceptor.aroundInvoke(Interceptor.java:169)
  |         at org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:64)
  |         at org.jboss.seam.intercept.RootInterceptor.createSeamInvocationContext(RootInterceptor.java:144)
  |         at org.jboss.seam.intercept.RootInterceptor.invokeInContexts(RootInterceptor.java:129)
  |         at org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:102)
  |         at org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:145)
  |         at org.jboss.seam.intercept.JavaBeanInterceptor.intercept(JavaBeanInterceptor.java:80)
  |         at org.jboss.seam.pdf.DocumentStore$$EnhancerByCGLIB$$a90ba54a.dataForId(<generated>)
  |         at org.jboss.seam.pdf.DocumentStoreServlet.doGet(DocumentStoreServlet.java:28)
  |         at javax.servlet.http.HttpServlet.service(HttpServlet.java:697)
  |         at javax.servlet.http.HttpServlet.service(HttpServlet.java:810)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:252)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.jboss.seam.servlet.SeamServletFilter.doFilter(SeamServletFilter.java:48)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
  |         at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202)
  |         at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173)
  |         at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:213)
  |         at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:178)
  |         at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:175)
  |         at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:524)
  |         at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:74)
  |         at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:126)
  |         at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:105)
  |         at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:107)
  |         at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:148)
  |         at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:869)
  |         at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:664)
  |         at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:527)
  |         at org.apache.tomcat.util.net.MasterSlaveWorkerThread.run(MasterSlaveWorkerThread.java:112)
  |         at java.lang.Thread.run(Thread.java:595)


Did I miss something?

Ah, one more thing: when accessing pdf with /test.jsf all p:tags seams to be ignored and simple html-page is shown.

Michael


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