|
hey,
u have saved ur dataObject to the request with the name "list"
.
so ur jsp should look something like this
<%@ taglib uri="strutslogic" prefix="logic" %> <%@ taglib
uri="strutsbean" prefix="bean" %> <%@ taglib uri="strutshtml"
prefix="html" %> <table> <logic:iterate id="dept"
name="list" scope="request"> <tr> <td>
<bean:write name="dept" property="name"
/> </td> <td> <html:link
page="/listEmployee.do" paramId="deptid" paramName="dept"
paramProperty="id"> Show
</html:link> </td> </tr> </logic:iterate>
</table> check it out!!
-- nagi
-------Original Message-------
Date: Tuesday, July 22,
2003 11:37:18 AM
Subject: RE:
error..!(Thnks Swaroop George)
Dear Swaroop,
Thanks for ur response..!
I
just want to retrive data from the database using bean Dept.java,
I m
not using any formbean here.just instantiating Dept bean in
ListDepartmentAction.java and displaying using <logic:iterate > tag
in jsp called DeptListing.jsp. Action mapping has done in
struts-config.xml.
but still, i m getting same error. can u help me
out..?
Model : Dept.java(to just retrive data from the
database.)
Controller : ListDepartmentsAction.java(Instantiate class
Dept )
View : DeptListing.jsp(iterate over bean and display)
for
ur ref. i m sending code again pls. find..
im getting same
error....
Thank you once again..
please reply
me....
Regards,
virupaksha
--------------------------------------------struts-config---------------------------------------------------
<struts-config>
<!--
Action Mapping Definitions
-->
<form-beans></form-beans>
<action-mappings>
<action
path="/listDepartments" type="app.ListDepartmentsAction" scope="request"
validate="true">
<forward name="listing"
path="/DeptListing.jsp">
</forward>
</action>
</action-mappings>
</struts-config>
-----------------------------------------------------------------------------------------------------------------
---------------------------------------------DeptListing.jsp---------------------------------------------
<%@
taglib uri="strutslogic" prefix="logic" %>
<%@ taglib
uri="strutsbean" prefix="bean" %>
<%@ taglib uri="strutshtml"
prefix="html" %>
<table>
<logic:iterate id="dept"
name="departments">
<tr>
<td>
<bean:write
name="dept" property="name"
/>
</td>
<td>
<html:link
page="/listEmployee.do" paramId="deptid" paramName="dept"
paramProperty="id"> Show
</html:link>
</td>
</tr>
</logic:iterate>
</table>
---------------------------------------------------------------------------------------------------------------
-------------------------------------------------ListDepartmentsAction.java----------------------
package
app;
import javax.servlet.http.HttpServletRequest;
import
javax.servlet.http.HttpServletRequest;
import
org.apache.struts.action.Action;
import
org.apache.struts.action.ActionForward;
import
org.apache.struts.action.ActionMapping;
public class
ListDepartmentsAction extends Action{
public ActionForward
perform(ActionMapping mapping,ActionForm form,HttpServletRequest
request,HttpServletResponse response) throws Exception{
Dept dept = new
Dept();
request.getSession().setAttribute("list",dept.getDepartments);
return
mapping.findForward("listing");
}
}
---------------------------------------------------------------------------------------------------------------
------------------------------------------------------error----------------------------------------------
exception
javax.servlet.ServletException: Cannot find bean departments in scope
null at
org.apache.jasper.runtime.PageContextImpl.handlePageException(PageContextImpl.java:457)
at org.apache.jsp.DeptListing$jsp._jspService(DeptListing$jsp.java:187) at
org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:107) at
javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at
org.apache.jasper.servlet.JspServlet$JspServletWrapper.service(JspServlet.java:202)
at
org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:382)
at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:474) at
javax.servlet.http.HttpServlet.service(HttpServlet.java:853) at
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:247)
at
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:193)
at
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:243)
at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:201)
at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at
org.apache.catalina.valves.CertificatesValve.invoke(CertificatesValve.java:246)
at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at
org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2344)
at
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:164)
at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at
org.apache.catalina.valves.ErrorDispatcherValve.invoke(ErrorDispatcherValve.java:170)
at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:170)
at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at
org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:462)
at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:564)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:163)
at
org.apache.catalina.core.StandardPipeline.invokeNext(StandardPipeline.java:566)
at
org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:472)
at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:943)
at
org.apache.catalina.connector.http.HttpProcessor.process(HttpProcessor.java:1011)
at
org.apache.catalina.connector.http.HttpProcessor.run(HttpProcessor.java:1106)
at
java.lang.Thread.run(Thread.java:536)------------------------------------------------------------------------------------------------------------
---------------------------------
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