Re: [jsr-314-open-mirror] [jsr-314-open] f:selectItems value="#{myMap}" underspecified

Hi Leonardo, > Map - The keys of this object (once converted to Strings) are assumed to be > labels, and the values of this object (once converted to Strings) are > assumed to > be values, of SelectItem instances that will be constructed dynamically and > added to the set of available options for the parent component, in the order > provided by an iterator over the keys. I never understood why the labels should be the key here - it should really be the other way round, and the value should be the key. I thought that was sorted for 1.2 - it is not?

> This behavior comes from jsf 1.1, but in jsf 2.0 it was added some new > attributes (from f:selectItems tlddoc): > > Version 2 of the specification introduces several new attributes, described > below. These are: var, itemValue, itemLabel, itemDescription, itemDisabled, > and > itemLabelEscaped. > > Now, what happen if some user do something like this: > > <f:selectItems value="#{myMap}" var="item" > itemLabel="#{item.value.someLabelProperty}" itemValue="#{item.value}"> > > It just does not work, because there is no clear definition about what > should > f:selectItems do in this case. > > The proposal for solve this one is if var property is set and value > implements > Map interface, use the entry object as var, so the user can choose between > the > key and some attribute on the item value. I totally agree - +1 from me. best regards, Martin