Something like this might work for you.
--- Pat
Public void doDeletes(IRequestCycle cycle) {
Enumeration en = cycle.getRequestContext().getRequest()
.getParameterNames();
ArrayList keys = new ArrayList();
while (en.hasMoreElements()) {
String s = (String) en.nextElement();
String value =
cycle.getRequestContext().getParameter(s);
if (s.startsWith(FastGrid.POST_HEADER)) {
String id =
s.substring(FastGrid.POST_HEADER.length());
if (value.equals("on"))
keys.add(id);
}
}
if (keys.size() > 0) {
HibHelper.beginTransaction();
Criteria c =
HibHelper.getSession().createCriteria(fObjectClass);
c.add(Expression.in("id", keys));
List l = c.list();
for (int x = 0; x < l.size(); x++) {
HibHelper.getSession().delete(l.get(x));
}
HibHelper.commitTransaction();
fMessage = "Successfully deleted " + l.size() + "
records.";
}
> -----Original Message-----
> From: news [mailto:[EMAIL PROTECTED] On Behalf Of Ron Piterman
> Sent: Monday, September 12, 2005 4:30 AM
> To: [email protected]
> Subject: Re: How to avoid rewind a list?
>
> Forms in Tapestry always rewind. If you don't want to get the list from
> the database again, you can "persist" it in the session.
>
> ציטוט Jun Tsai:
> > hi ,all
> > I have a form includes a checkbox group component.I find If I submit the
> > form,it will call my getListData method again.How to avoid this?I want
> to
> > get the checkbox value(primary key value) only!
> > Thanks.
> > Jun Tsai
> >
>
>
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