On Mon, 15 Mar 2004 ddd ddd wrote :
>
>
>Hi All
>
> I am new bie and learning to populate the drop box by all different ways .
>
>1. By Collections of strings
>2. By collections beans
>3. Hard coding
>I am unable to achieve even first way tried a lot but failed can any body suggest me
>where I am wrong. Also pl. suggest me how the “collection of beans” will be coded .
>any body has simple java nd jsp code please Post me
>
>
>Manay many thanks
>
>
>Regrds
>StrutsGuy
>[EMAIL PROTECTED]
>
>
> Below is Jps ,stutsconfig and java files and errors of browser .
>
><%@ page language="java" import="StudentForm" %>
><%@ taglib uri="/WEB-INF/struts-html.tld" prefix="html" %>
><%@ taglib uri="/WEB-INF/struts-bean.tld" prefix="bean" %>
><jsp:useBean id="sf" class="StudentForm" scope="session" >
></jsp:useBean>
><html:html>
><head>
><title><bean:message key="hello"/> </title>
></head>
><body>
><B>LOGIN PAGE <B>
><html:errors />
><html:form action="/LoginForm" focus="studentid" onsubmit="return
>validateStudentForm(this);">
><table>
><html:select property="passwd" >
><html:options name="sf" labelName="sf" />
></html:select>
><td>LOGIN ID</td>
><td><html:text property="student"/></td>
><td>PASSWORD</td>
><td><html:text property="passwd"/> </td>
></table>
><html:submit><bean:message key="button"/></html:submit>
><html:reset><bean:message key="reset"/></html:reset>
><html:cancel><bean:message key="cancel" /></html:cancel>
></html:form>
><html:javascript formName="studentForm" dynamicJavascript="true"
>staticJavascript="true"/>
><script language="Javascript1.1" src="staticJavascript.jsp"></script>
></body>
></html:html>
>
>
>import org.apache.struts.action.ActionError;
>import org.apache.struts.action.ActionErrors;
>import org.apache.struts.action.Action;
>import org.apache.struts.action.ActionForward;
>import org.apache.struts.action.ActionMapping;
>import org.apache.struts.action.ActionForm;
>import org.apache.commons.beanutils.BeanUtils;
>import javax.servlet.http.HttpServletRequest;
>import javax.servlet.http.HttpServletResponse;
>import java.util.*;
>import javax.servlet.jsp.PageContext;
>
>// use The seSSion stuf
>public class StudentAction extends Action
>{
> public ActionForward execute( ActionMapping map,ActionForm form, HttpServletRequest
> req , HttpServletResponse res) throws Exception
> {
> String action = req.getParameter("action");
> if (action == null)
> {
> StudentDatabase stBase = new StudentDatabase ();
> StudentForm sf= new StudentForm();
> String[] str = stBase.getAllNames();
> String strng ="blah" ;
> sf.setPasswd(strng);
> req.setAttribute("sf", sf);
> ActionErrors er= new ActionErrors();
> er.add(ActionErrors.GLOBAL_ERROR , new ActionError("errorRakesh"));
> if(!er.empty())
> {
> saveErrors(req,er);
> return(map.findForward("RakyError"));
> }
> else
> return(map.findForward("RakyCancel"));
> }
> else
> {
> return(map.findForward("RakyCancel"));
> }
>
>}// end of class
>}
>
>import org.apache.struts.action.ActionForm;
>import org.apache.struts.action.ActionMapping;
>import javax.servlet.http.HttpServletRequest;
>import org.apache.struts.action.ActionErrors;
>import org.apache.struts.action.*;
> import org.apache.struts.validator.ValidatorForm;
>
>public class StudentForm extends ValidatorForm
>{
> private int student =0;
> private String passwd = null;
>public StudentForm()
>{
> student=0;
>passwd = new String();
>}
> public StudentForm( int student ,String passwd)
> {
> student=student;
> passwd= passwd;
> }
>public int getStudent()
>{
>return this.student;
>}
>public void setStudent(int student)
>{
>this.student=student;
>}
>
>public String getPasswd( )
>{
>return this.passwd;
>}
>public void setPasswd(String passwd)
>{
>this.passwd=passwd;
>}
>public void reset(ActionMapping mapping ,HttpServletRequest request)
>{
>this.student=0;
>this.passwd=null;
>}
>public ActionErrors validate( ActionMapping map,HttpServletRequest req)
>{
> ActionErrors errors=super.validate(map,req);
> if(student == 0)
> {
> System.out.println("HELLO blah "+student);
> errors.add("student", new ActionError("IDProblem"));
> }
>return errors;
>} // end of action errors
>}// end of Student from class
>
>
><?xml version="1.0" encoding="ISO-8859-1" ?>
><!DOCTYPE struts-config PUBLIC
> "-//Apache Software Foundation//DTD Struts Configuration 1.1//EN"
> "http://jakarta.apache.org/struts/dtds/struts-config_1_0.dtd";>
><!-- This is the Struts configuration file for the rakesh application -->
><struts-config>
> <!-- Form bean smust be maped here first -->
><form-beans>
><form-bean name="StudentForm" type="StudentForm"/>
></form-beans>
><!-- All Action msut be mapped here -->
><action-mappings>
><!-- Calling a jsp page through link -->
><action path="/LoginJsp" forward="/Login.jsp"/>
><action path="/LoginForm" type="StudentAction" name="StudentForm" scope="request"
>validate="true">
><forward name="RakySuccess" path="/Start.jsp"/>
><forward name="RakyCancel" path="/Start.jsp"/>
><forward name="RakyError" path="/Start.jsp"/>
></action>
></action-mappings>
><message-resources parameter="propertyInfo" />
> <plug-in className="org.apache.struts.validator.ValidatorPlugIn">
> <set-property property="pathnames" value="/WEB-INF/validator-rules.xml,
> /WEB-INF/validation.xml"/>
> </plug-in>
></struts-config>
>
>propertyInfo.properties
>hello=This is test page
>start=This is first page of the application
>info=This page stores contains text files and drop downs
>error=There is problem please have a look
>submit=ADD TO DATABASE
>clear=Clear the Data
>cancel=Cancel Button
>click=Please Click to start the application
>button=Login
>cancel=CancelButton
>reset=ResetButton
>IDProblem=There is problem in id has greater value than 4 pl. recheck it
>prompt.username= Please Enter the User Name by blah
>prompt.password=Please enter the password by bla
>errors.required={0} is required.
>errors.minlength={0} cannot be less than {1} characters.
>errors.maxlength={0} cannot be greater than {2} characters.
>errors.invalid={0} is invalid.
>errors.byte={0} must be an byte.
>errors.short={0} must be an short.
>errors.integer={0} must be an integer.
>errors.long={0} must be an long.
>errors.float={0} must be an float.
>errors.double={0} must be an double.
>errors.date={0} is not a date.
>errors.range={0} is not in the range {1} through {2}.
>errors.creditcard={0} is not a valid credit card number.
>errors.email={0} is an invalid e-mail address.
>rakeshErROR=This is first ssuccessfyl errro by blah
>errorRakesh=This is type of error in jsp page
>
>
>eError is
>
>HTTP Status 500 -
>________________________________________
>type Exception report
>message
>description The server encountered an internal error () that prevented it from
>fulfilling this request.
>exception
>org.apache.jasper.JasperException: Cannot create iterator for [EMAIL PROTECTED]
> at
> org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper.java:254)
> at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:295)
> at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:241)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:853)
> at
> org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:684)
> at
> org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:432)
> at
> org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:356)
> at
> org.apache.struts.action.RequestProcessor.doForward(RequestProcessor.java:1014)
> at
> org.apache.struts.action.RequestProcessor.internalModuleRelativeForward(RequestProcessor.java:961)
> at
> org.apache.struts.action.RequestProcessor.processForward(RequestProcessor.java:544)
> at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:252)
> at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1292)
> at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:492)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:740)
> 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:256)
> at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
> at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
> at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
> at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191)
> at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline.java:643)
> at org.apache.catalina.core.StandardPipeline.invoke(StandardPipeline.java:480)
> at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java:995)
> at org.apache.catalina.core.StandardContext.invoke(StandardContext.java:2416)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:180)
> at
> org.apache.catalina.core.StandardPipeline$StandardPipelineValveContext.invokeNext(StandardPipeline
>
>
>On Sun, 14 Mar 2004 Timo Tjäder wrote :
> >Hi,
> >
> >I have problems with optionsCollection, when used with <html:select>
> >custom tag.
> >
> >1. I set up in a bean LabelValueBean object in a Vector
> >2. pass it back to form and try to create a <html:selec>
> >
> >This part should display a combo box with options, but
> >it just does not work. It does not display anything.
> >
> >Html code is as follows:
> >
> ><html:select style="font-size: 10px;" property="goTo" size="1">
> ><html:optionsCollection name="PageDetailView"
> >property="totalNumOfPagesCollection"/>
> ></html:select>
> >
> >I have checked using struts "bean:write" the contents of
> >the object. Bean write claims that totalNumOfPages really
> >contains LabelValueBean-objects (14 peaces).
> >LabelValueBean[1, 1], LabelValueBean[2, 2], LabelValueBean[3, 3],
> >...
> >
> >So, does anyone know how to reference to this object correctly.
> >Current solution does not diaplay anything to the screen.
> >
> >Thanks,
> >
> >Timo
> >
> >So what I'd like to do is display a selection list of
> >all availabele pages from which user choose one and press
> >a goTo page button. This is quite common web control in
> >any web pages.
> >
> >
> >....
> ><logic:equal name="PageDetailView" property="linkType"
> >value="add-total-num-of-pages-collection">
> ><bean:write name="PageDetailView.totalNumOfPagesCollection"
> >property="LabelValueBean"/>
> >
> ><html:select style="font-size: 10px;" property="goTo" size="1">
> ><html:optionsCollection name="PageDetailView"
> >property="totalNumOfPagesCollection"/>
> ></html:select>
> ></logic:equal>
> >
> >
> >
> >[1] 2 3 4 5 next » Result 14 pages.
> >....
> >ÄLabelValueBeanÄ1, 1Å, LabelValueBeanÄ2, 2Å, LabelValueBeanÄ3, 3Å,
> >LabelValueBeanÄ4, 4Å, LabelValueBeanÄ5, 5Å, LabelValueBeanÄ6, 6Å,
> >LabelValueBeanÄ7, 7Å, LabelValueBeanÄ8, 8Å, LabelValueBeanÄ9, 9Å,
> >LabelValueBeanÄ10, 10Å, LabelValueBeanÄ11, 11Å, LabelValueBeanÄ12,
> >12Å, LabelValueBeanÄ13, 13Å, LabelValueBeanÄ14, 14ÅÅ
> >
> >
> >---------------------------------------------------------------------
> >To unsubscribe, e-mail: [EMAIL PROTECTED]
> >For additional commands, e-mail: [EMAIL PROTECTED]
> >
