Introduction JSF supports parameter substitution out-of-the-box, but only so far as using numbered indices, which aren’t insanely easy to read or remember. For example,
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<h:outputFormat value="{0} comes out as {1}"> <f:param value="This"/> <f:param value="That"/> </h:outputFormat> |
This outputs “This comes out as that.” – fine for your everyday message, but when…
Introduction Have you been at your wit’s end trying to work out why your action just won’t fire? Have you exhausted BalusC’s list of potential reasons? Does it happen to be just the last couple of buttons that don’t work,…
Introduction Ever find that some of your JSF pages have suddenly slowed down? Like browsing through sludge? A getter that’s doing somewhat more than it should be is a fairly likely cause, especially given JSF’s tendency to call getters more…
Introduction There are a number of different reasons why you would want to disable input for sections of a page. Most obviously is the case where information should be readonly, pending certain conditions – perhaps access roles, perhaps something as…
Widget for var ‘Widget for var ‘dlg’ not available! The Tears Does that fuel you with a deep, burning rage? Widgets not being available are insanely frustrating, especially because deep down you know it’s going to be because of a…
Pulling a value off of a component – sounds easy enough? Well, it is, but there’s a little gotcha that BalusC was kind enough to explain for me. The UIComponent provides a .getAttributes() that returns, as expected, a map containing the…
Strange Days Indeed We ran into a strange problem that had crept by us undetected due to the overlapping effects of two only partially-connected issues. The requirements were fairly basic – display a list of items, along with a starting…