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1. Re: Hibernate Search and JBoss Seam example
pmuir Sep 17, 2007 6:21 AM (in response to valsart)Take a look at the DVDstore example in Seam2
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2. Re: Hibernate Search and JBoss Seam example
brachie Sep 18, 2007 9:27 AM (in response to valsart)Hi Seam-users,
I have a question concerning hibernate search and thought is would fit best in this thread.
In my app I want to use a projection for a FullTextQuery to retrieve the search score of the results. What I do is the following:@Datamodel List<Object[]> searchResults; ... query = searchQuery(buildLuceneSearchString()); query.setProjection(FullTextQuery.SCORE, FullTextQuery.THIS); searchResults= query.setMaxResults(pageSize + 1).setFirstResult(pageSize * currentPage).list(); ...
To output the score and persons data in the JSF I do:... <rich:dataTable id="searchResults" rows="10" value="#{searchResults}" var="person" rendered="#{searchResults !=null and searchResults.rowCount gt 0}"> <rich:column> <f:facet name="header">Score</f:facet> <h:outputText value="#{person[0]}" /> </rich:column> <rich:column> <f:facet name="header">Name</f:facet> <h:outputText value="#{person[1].vorName}" /> </rich:column> <rich:column> <f:facet name="header">Nachname</f:facet> <h:outputText value="#{person[1].nachName}" /> </rich:column> ...
Unfortunately this gives me an error while rendering the JSF. Is there anybody who have tried such a projection with Hibernate search and representing the results in JSF? Is the EL correct to access the data in the JSF?
Thanks & Regards,
Alexander -
3. Re: Hibernate Search and JBoss Seam example
pmuir Sep 18, 2007 12:59 PM (in response to valsart)whats the error?
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4. Re: Hibernate Search and JBoss Seam example
brachie Sep 28, 2007 4:13 AM (in response to valsart)"pete.muir@jboss.org" wrote:
whats the error?
The error I get is:
(personensuche.xhtml is the template showing the results)Exception during request processing: Caused by javax.servlet.ServletException with message: "/application/personensuche.xhtml: value of context variable is not an instance of the component bound to the context variable: person" javax.faces.webapp.FacesServlet.service(FacesServlet.java:256) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._invokeDoFilter(TrinidadFilterImpl.java:208) org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl._doFilterImpl(TrinidadFilterImpl.java:165) org.apache.myfaces.trinidadinternal.webapp.TrinidadFilterImpl.doFilter(TrinidadFilterImpl.java:138) org.apache.myfaces.trinidad.webapp.TrinidadFilter.doFilter(TrinidadFilter.java:92) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83) org.jboss.seam.web.MultipartFilter.doFilter(MultipartFilter.java:85) org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:64) org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:44) org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:141) org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:281) org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60) org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58) org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) org.jboss.seam.debug.hot.HotDeployFilter.doFilter(HotDeployFilter.java:68) org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69) org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:150) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230) org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175) org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179) org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:433) org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84) org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104) org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157) org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241) org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844) org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580) org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) java.lang.Thread.run(Thread.java:619)
Can anybode tell me how to display elements of the object array correct?
Thanks!
Alexander -
5. Re: Hibernate Search and JBoss Seam example
brachie Oct 5, 2007 11:07 AM (in response to valsart)Hi,
sorry for asking again, but does anybody know why I am getting the error above when trying to display the searchscores with hibernate search?
Greetings,
Alexander -
6. Re: Hibernate Search and JBoss Seam example
grandfatha Oct 8, 2007 7:25 AM (in response to valsart)I was looking at your code and I am by no means an expert in Hibernate Search, but why is it necessary to have the following?
@Datamodel List<Object[]> searchResults;
In your view logic you reference "person", and your error is exactly about that."/application/personensuche.xhtml: value of context variable is not an instance of the component bound to the context variable: person"
My ignorant advice is: Try to refactor your code to get rid of that List of Object arrays. Maybe create a List by converting the search result into such a list?
I am sorry, I cannot help you properly, but maybe that stupid idea will help you after all. -
7. Re: Hibernate Search and JBoss Seam example
grandfatha Oct 8, 2007 7:27 AM (in response to valsart)Ooops!
Should have been:Maybe create a Collection like List<Person> by converting the search result (assuming you have a class Person)?