Re: h:dataTable's data evaluated twice per request?

[Mike Kienenberger]

On 9/7/06, Dave Brondsema <[EMAIL PROTECTED]> wrote:

My dataTable contains no input components, so it doesn't need to
evaluate the value then, right?  Is there any logic I can put in my
backing bean ... or in an extended dataTable so that the evaluation is
skipped in APPLY_REQUEST_VALUES?

You should be using this pattern for any "expensive" or "side-effect"
accessor.   JSF may call your getter many times during a request.

private Object cachedObject;
public Object getObject()
{
   if (null == cachedObject)
   {
        cachedObject =  ....
   }
   return cachedObject;
}