conversation and back buttons
nepoez79 Jul 11, 2006 4:56 PMWhen i have a conversation that already started(by invoking method annotated with @begin, and
1.) I press back button and
2.) click on a submit button, it brings me back to the page where the current state should be, this it shows a message "Illegal navigation" this is fine, it's the page where the user should be.
3.) i click any button
However, now it bombs out. I must be doing something wrong as the tutorial had stated that free navigation is supported and handled.
Here is the exception:
javax.servlet.ServletException: No active conversation context at javax.faces.webapp.FacesServlet.service(FacesServlet.java:121) 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.SeamRedirectFilter.doFilter(SeamRedirectFilter.java:30) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.seam.servlet.SeamExceptionFilter.doFilter(SeamExceptionFilter.java:45) 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.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) 13:51:16,153 ERROR [[Faces Servlet]] Servlet.service() for servlet Faces Servlet threw exception java.lang.IllegalStateException: No active conversation context at org.jboss.seam.core.Process.instance(Process.java:32) at org.jboss.seam.core.TaskInstance.instance(TaskInstance.java:51) at org.jboss.seam.contexts.BusinessProcessContext.getTaskInstance(BusinessProcessContext.java:213) at org.jboss.seam.contexts.BusinessProcessContext.get(BusinessProcessContext.java:51) at org.jboss.seam.contexts.Contexts.lookupInStatefulContexts(Contexts.java:155) at org.jboss.seam.Component.getInstance(Component.java:1245) at org.jboss.seam.Component.getInstance(Component.java:1230) at org.jboss.seam.contexts.Lifecycle.resumeConversation(Lifecycle.java:328) at org.jboss.seam.jsf.AbstractSeamPhaseListener.restoreAnyConversationContext(AbstractSeamPhaseListener.java:42) at org.jboss.seam.jsf.SeamPhaseListener.afterPhase(SeamPhaseListener.java:63) at org.apache.myfaces.lifecycle.LifecycleImpl.informPhaseListenersAfter(LifecycleImpl.java:536) at org.apache.myfaces.lifecycle.LifecycleImpl.restoreView(LifecycleImpl.java:164) at org.apache.myfaces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java:66) at javax.faces.webapp.FacesServlet.service(FacesServlet.java:106) 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.SeamRedirectFilter.doFilter(SeamRedirectFilter.java:30) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:202) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:173) at org.jboss.seam.servlet.SeamExceptionFilter.doFilter(SeamExceptionFilter.java:45) 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.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)
here is my session bean, where "@Conversational(ifNotBegunOutcome = "registerUserPage")
" is supposed to bring the user to the appropriate jsp specified by the nav rule "registerUserPage.:
@Stateful @Name("registerUserAction") @Scope(ScopeType.CONVERSATION) @Conversational(ifNotBegunOutcome = "registerUserPage") public class RegisterUserAction implements Register { private Users user; private String password; @PersistenceContext private EntityManager em; @Logger private Log log; @Begin(join=true, pageflow = "registerUserPageFlow") public void begin() { if(user==null){ log.info("Start"); user=new Users(); } } ........... }
my jpdl:
<?xml version="1.0"?> <pageflow-definition name="registerUserPageFlow"> <start-state name="start"> <transition to="emailForm"/> </start-state> <page name="emailForm" view-id="/register.xhtml"> <redirect/> <transition name="register" to="validateInfo"/> </page> <decision name="validateInfo" expression="#{registerUserAction.validForm}"> <transition name="false" to="emailForm"></transition> <transition name="true" to="passwordForm"></transition> </decision> <page name="passwordForm" view-id="/passwordForm.xhtml"> <redirect/> <transition name="submit" to="validatePassword"></transition> <transition name="cancel" to="emailForm"> <action expression="#{registerUserAction.restart}"/> </transition> </page> <decision name="validatePassword" expression="#{registerUserAction.validPassword}"> <transition name="false" to="passwordForm"></transition> <transition name="true" to="success"></transition> </decision> <page name="success" view-id="/success.xhtml"> <redirect/> <end-conversation/> </page> </pageflow-definition>