Re: Logic Iterate problem
t >> org.apache.jsp.jsp.welcome_jsp._jspService(welcome_jsp.java:193) >>... 36 more >> Jan 14, 2009 9:07:41 PM org.apache.catalina.core.StandardWrapperValve >> invoke >> SEVERE: Servlet.service() for servlet action threw exception >> javax.servlet.jsp.JspException: Cannot create iterator for this >> collection >>at >> org.apache.struts.taglib.logic.IterateTag.doStartTag(IterateTag.java:275) >>at >> org.apache.jsp.jsp.welcome_jsp._jspService(welcome_jsp.java:193) >>at >> org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) >>at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) >>at >> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374) >>at >> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342) >>at >> org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267) >>at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) >>at >> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) >>at >> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) >>at >> org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:630) >>at >> org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436) >>at >> org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374) >>at >> org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302) >>at >> org.apache.struts.chain.commands.servlet.PerformForward.handleAsForward(PerformForward.java:113) >>at >> org.apache.struts.chain.commands.servlet.PerformForward.perform(PerformForward.java:96) >>at >> org.apache.struts.chain.commands.AbstractPerformForward.execute(AbstractPerformForward.java:54) >>at >> org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51) >>at >> org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190) >>at >> org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304) >>at >> org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190) >>at >> org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283) >>at >> org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913) >>at >> org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462) >>at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) >>at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) >>at >> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) >>at >> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) >>at >> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) >>at >> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) >>at >> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) >>at >> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) >>at >> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) >>at >> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) >>at >> org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) >>at >> org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) >>at >> org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) >>at java.lang.Thread.run(Unknown Source) >> >> >> >> >> >> Thanks and Regards, >> >> Crazy Worker >> >> >> >> -- >> View this message in context: >> http://www.nabble.com/Logic-Iterate-problem-tp21462092p21462092.html >> Sent from the Struts - User mailing list archive at Nabble.com. >> >> >> - >> To unsubscribe, e-mail: user-unsubscr...@struts.apache.org >> For additional commands, e-mail: user-h...@struts.apache.org >> >> > > -- View this message in context: http://www.nabble.com/Logic-Iterate-problem-tp21462092p21514400.html Sent from the Struts - User mailing list archive at Nabble.com. - To unsubscribe, e-mail: user-unsubscr...@struts.apache.org For additional commands, e-mail: user-h...@struts.apache.org
RE: Logic Iterate problem
Did you have the tld declaration at the top of your jsp page e.g
<%@ taglib uri="/WEB-INF/struts-logic.tld" prefix="logic" %>
?
Martin
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> Date: Wed, 14 Jan 2009 10:26:04 -0800
> From: anishpis...@gmail.com
> To: user@struts.apache.org
> Subject: Logic Iterate problem
>
>
> Hi,
>
> In one page of my application i am trying to iterate through one collection
> for populating one combo box. But it is showing
> "javax.servlet.jsp.JspException: Cannot create iterator for this collection"
>
>
> I have one LoginForm that extends Validator form and it containg one object
> of User. This user object contains a List of user roles .Actually i am
> trying to display these user roles in my combo box in the jsp page. My code
> is below.
>
> I am using struts 1.3 for develping this project ...
>
> Please help me
>
>
>
> My form class is below...
>
>
> public class Loginform extends ValidatorForm{
>
> public String userName;
> public String passWord;
> public User user = new User();
>
>
> public String getUserName() {
> return userName;
> }
>
> public void setUserName(String userName) {
> this.userName = userName;
> }
>
> public String getPassWord() {
> return passWord;
> }
>
> public void setPassWord(String passWord) {
> this.passWord = passWord;
> }
>
> public User getUser() {
> return user;
> }
>
> public void setUser(User user) {
> this.user = user;
> }
>
> /**
> * Reset all properties to their default values.
> *
> * @param mapping The mapping used to select this instance
> * @param request The servlet request we are processing
> */
> public void reset(ActionMapping mapping, HttpServletRequest request) {
> super.reset(mapping, request);
> userName = "";
> passWord= "";
> }
> }
>
>
>
>
>User object is
>
> public class User implements Serializable{
>
> public String userid = "Ashli";
> public String userName = "Ashli Isaac";
> public String passWord = "123456";
> public String userNumber = "1001";
> public List userRoles = new ArrayList();
> public String loginStatus;
> public String riskCounter;
>
>
> public User(){
> userRoles.add("Admin User");
> userRoles.add("Trial User");
> userRoles.add("BackUP User");
> userRoles.add("Super User");
>
> }
>
> public List getUserRoles() {
> return userRoles;
> }
> public void setUserRoles(List userRoles) {
> this.userRoles = userRoles;
> }
>
>
>
>
> the code snippet for iteration in jsp is
>
>
>
>
>property="user">
>property="userRoles">
>
>
>
>
>
>
> My exception stack trace is
>
> SEVERE: Servlet.service() for servlet jsp threw exception
> javax.servlet.jsp.JspException: Cannot create iterator for this collection
> at
> org.apache.struts.taglib.logic.IterateTag.doStartTag(IterateTag.java:275)
> at org.apache.jsp.jsp.welcome_jsp._jspService(welcome_jsp.java:193)
> at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:717)
> at
> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374)
> at
> org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342)
> at org.apache
Re: Logic Iterate problem
.AbstractPerformForward.execute(AbstractPerformForward.java:54) >at > org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51) >at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190) >at > org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304) >at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190) >at > org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283) >at > org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913) > at > org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462) >at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) >at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) >at > org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) >at > org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) >at > org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) >at > org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) >at > org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) >at > org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) >at > org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) >at > org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) >at > org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) >at > org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) >at > org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) >at java.lang.Thread.run(Unknown Source) > > > > > > Thanks and Regards, > > Crazy Worker > > > > -- > View this message in context: > http://www.nabble.com/Logic-Iterate-problem-tp21462092p21462092.html > Sent from the Struts - User mailing list archive at Nabble.com. > > > - > To unsubscribe, e-mail: user-unsubscr...@struts.apache.org > For additional commands, e-mail: user-h...@struts.apache.org > >
Logic Iterate problem
.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Unknown Source) Caused by: javax.servlet.ServletException: javax.servlet.jsp.JspException: Cannot create iterator for this collection at org.apache.jasper.runtime.PageContextImpl.doHandlePageException(PageContextImpl.java:852) at org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:781) at org.apache.jsp.jsp.welcome_jsp._jspService(welcome_jsp.java:368) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374) ... 33 more Caused by: javax.servlet.jsp.JspException: Cannot create iterator for this collection at org.apache.struts.taglib.logic.IterateTag.doStartTag(IterateTag.java:275) at org.apache.jsp.jsp.welcome_jsp._jspService(welcome_jsp.java:193) ... 36 more Jan 14, 2009 9:07:41 PM org.apache.catalina.core.StandardWrapperValve invoke SEVERE: Servlet.service() for servlet action threw exception javax.servlet.jsp.JspException: Cannot create iterator for this collection at org.apache.struts.taglib.logic.IterateTag.doStartTag(IterateTag.java:275) at org.apache.jsp.jsp.welcome_jsp._jspService(welcome_jsp.java:193) at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:374) at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:342) at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:267) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:630) at org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:436) at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:374) at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:302) at org.apache.struts.chain.commands.servlet.PerformForward.handleAsForward(PerformForward.java:113) at org.apache.struts.chain.commands.servlet.PerformForward.perform(PerformForward.java:96) at org.apache.struts.chain.commands.AbstractPerformForward.execute(AbstractPerformForward.java:54) at org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51) at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190) at org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304) at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190) at org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913) at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:286) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:845) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447) at java.lang.Thread.run(Unknown
