there have been tonnes of posts on why you cannot instantiate a dynaform like that.
http://www.javablogs.com/ViewEntry.jspa?id=128211 here is one example of how you can sandeep -----Original Message----- From: Johannes Wolfgang Woger [mailto:[EMAIL PROTECTED] Sent: Friday, April 02, 2004 2:42 PM To: Struts Users Mailing List Subject: Re: DynaValidatorFom with checkbox properties Robert Taylor wrote: >>employee. How shall I configure >>the DynaValidatorForm in my strus_config to take a unknown number of >>checkbox values? >> >> > ><form-property name="rrole" > type="java.lang.String[]" initial="{}"/> > > > > >>second question: how can I make the properties of a DynaVForm available >>to a Action? >> >> >DynaActionForm form = (DynaActionForm)form; >String[] rrole = (String[])form.get("rrole); > Doing so, gives me the exception: javax.servlet.ServletException: Invalid property name 'rrole' org.apache.struts.action.RequestProcessor.processException(RequestProcessor.java:545) org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:486) org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274) org.apache.struts.action.ActionServlet.process(ActionServlet.java:1480) org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:524) javax.servlet.http.HttpServlet.service(HttpServlet.java:763) javax.servlet.http.HttpServlet.service(HttpServlet.java:856) root cause java.lang.IllegalArgumentException: Invalid property name 'rrole' org.apache.struts.action.DynaActionForm.getDynaProperty(DynaActionForm.java:598) org.apache.struts.action.DynaActionForm.get(DynaActionForm.java:241) org.zack.action.EmployeeDispatchAction.update(Unknown Source) sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) java.lang.reflect.Method.invoke(Method.java:324) org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:280) org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:216) org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:484) org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:274) org.apache.struts.action.ActionServlet.process(ActionServlet.java:1480) org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:524) javax.servlet.http.HttpServlet.service(HttpServlet.java:763) javax.servlet.http.HttpServlet.service(HttpServlet.java:856) > >You might try using <html:multibox .../> > ><c:forEach var="tk" items="${task}"> ><html:multibox property="rrole"><c:out value="${tk.taskId}"/></html:multibox> ></c:forEach> > everything else you supose seems to work well, but I cannot look what the DVForm realy loaded, how I will put these values into the database is an other story. Thank you very much. Wolfgang > > >robert > > > >>-----Original Message----- >>From: Johannes Wolfgang Woger [mailto:[EMAIL PROTECTED] >>Sent: Friday, April 02, 2004 12:48 PM >>To: [EMAIL PROTECTED] >>Subject: DynaValidatorFom with checkbox properties >> >> >>Hi, >>I have a checkbox, where do not know in adwance how many properties to >>be checked I will have >>this is why I use forEach. >>I am using a DynaValidatorForm which takes some attibutes for an >>employee. How shall I configure >>the DynaValidatorForm in my strus_config to take a unknown number of >>checkbox values? >> >><c:forEach var="tk" items="${tasks}"> >> >> <c:out value="${tk.taskBez}"/> >> <input type="checkbox" name='rrole' value='<c:out >>value="${tk.taskId}"/>'/> >> </c:forEach> >> >>this is how my .jsp looks like. >> >>second question: how can I make the properties of a DynaVForm available >>to a Action? >> >>Thanks >> Wolfgang >> >> >>--------------------------------------------------------------------- >>To unsubscribe, e-mail: [EMAIL PROTECTED] >>For additional commands, e-mail: [EMAIL PROTECTED] >> >> >> > >--------------------------------------------------------------------- >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] > > > > --------------------------------------------------------------------- To unsubscribe, e-mail: [EMAIL PROTECTED] For additional commands, e-mail: [EMAIL PROTECTED]
