JSP:
<html:form action="/action2" method='POST'>
<table>
<tr>
<td>
<%--html:select property='selectedFromIds' multiple="true"-->
<html:optionsCollection property='fromList'/-->
</html:select-->
<!--html:select property="submissionType" multiple="true"
styleClass="selectSmall" styleId="submissionTypeID">
<html:options collection="SubmissionType"
property="submissionTypeID" labelProperty="submissionType" />
</html:select--%>
<html:select property="selectedFromIds" multiple="true">
<html:options collection="fromList"/>
</html:select>
</td>
<td>
<input type="submit" onclick="form.action
='action2.do?methodToCall=add'"
value="Add"/>
</td>
<td>
<input type="submit" onclick="form.action
='action2.do?methodToCall=remove'"
value="Remove"/>
</td>
<td>
<html:select property='selectedToIds' multiple="true">
<html:optionsCollection property='toList'/>
</html:select>
</td>
</tr>
</table>
</html:form>
Thank you in advance !
Oleg.
On 7/30/07, Oleg Konovalov <[EMAIL PROTECTED]> wrote:
>
> Hi,
>
> I wrote a simple screen with 2 html:selects [fromList, toList] and 2
> buttons Add & Remove
> using html:optionscollection tag and now need to rework the code using
> "html:options collection="
>
> <html:select property='selectedFromIds' multiple="true">
> <html:*optionsCollection* property='fromList'/>
> </html:select>
>
>
> to something like [that is a piece of my existing application which I have
> to follow]:
> <html:select property="submissionType" multiple="true"
> styleId="submissionTypeID">
> <html:*options* collection="SubmissionType" property="submissionTypeID"
> labelProperty="submissionType" />
> </html:select>
> where the only related thing I have declared in the Form is:
> public String submissionType[];
>
> SubmissionType is a Class SubmissionType:
> public class SubmissionType {
> private String submissionType;
> private String submissionTypeID;
> ... getters & setters
> }
>
> I tried directly:
> <html:select property='selectedFromIds' multiple="true">
> <html:*options Collection=*'fromList'/>
> </html:select>
>
> So how do I convert the tags and probably the Java code as well ?
>
> HTTP error:500 JspException: Cannot find bean under name fromList,
> although have List fromList = form.getFromList ();
>
> The original sample code is below:
>
> Action:
> public class StrutsAction2 extends DispatchAction {
>
> public ActionForward init(ActionMapping actionMapping, ActionForm
> actionForm, HttpServletRequest httpServletRequest, HttpServletResponse
> httpServletResponse) throws Exception {
> System.out.println("In Init");
> ControlForm form = (ControlForm)actionForm;
> List fromList = form.getFromList();
> fromList.clear();
> fromList.add(new LabelValueBean("v1", "k1"));
> fromList.add(new LabelValueBean("v2", "k2"));
> fromList.add(new LabelValueBean("v3", "k3"));
>
> return actionMapping.findForward("init");
> }
>
>
> public ActionForward add(ActionMapping actionMapping, ActionForm
> actionForm, HttpServletRequest httpServletRequest, HttpServletResponse
> httpServletResponse) throws Exception {
> System.out.println ("In Add");
> ControlForm form = (ControlForm)actionForm;
>
> List fromList = form.getFromList();
> List toList = form.getToList();
>
> String[] selectedFromIds = form.getSelectedFromIds ();
>
> for(int i=0; i < selectedFromIds.length; i++) {
> String id = selectedFromIds[i];
>
> Iterator iterator = fromList.iterator();
>
> boolean ok = false;
> while( iterator.hasNext() && !ok) {
> LabelValueBean lvb = (LabelValueBean)iterator.next();
>
> if(lvb.getValue().equalsIgnoreCase(id)) {
> if(!toList.contains(lvb)) {
> toList.add(lvb);
> }
> ok = true;
> }
> }
> }
> return actionMapping.findForward("add");
> }
>
>
> public ActionForward remove(ActionMapping actionMapping, ActionForm
> actionForm, HttpServletRequest httpServletRequest, HttpServletResponse
> httpServletResponse) throws Exception {
> System.out.println ("In Remove");
>
> ControlForm form = (ControlForm)actionForm;
>
> List toList = form.getToList();
>
> String[] selectedToIds = form.getSelectedToIds();
>
> for(int i=0; i < selectedToIds.length; i++) {
> String id = selectedToIds[i];
>
> Iterator iterator = toList.iterator();
>
> boolean ok = false;
> while(iterator.hasNext() && !ok) {
> LabelValueBean lvb = (LabelValueBean)iterator.next();
>
> if(lvb.getValue().equalsIgnoreCase(id)) {
> iterator.remove();
> ok = true;
> }
> }
> }
> return actionMapping.findForward("remove");
> }
> }
>
>
> Form:
> public class ControlForm extends ActionForm {
> private String[] selectedFromIds;
> private String[] selectedToIds;
> private List fromList = new ArrayList();
> private List toList = new ArrayList();
> ... getters/setters
> }
>
> JSP:
>
