Facelets has figured out this: Here's the class to imitate.
https://facelets.dev.java.net/source/browse/facelets/src/java/com/sun/facelets/util/FacesAPI.java It's basically checking for the existance of Application.class.getExpressionFactory() -Mike On 10/28/05, Jesse Alexander (KBSA 21) <[EMAIL PROTECTED]> wrote: > Hi > > When I want to write a component that must run under more than > JSF-implementation, > I often should know (runtime not development time) which implementation > is running, in > order to use the correct base-classes. > > Has somebody devised a clever method to find out which JSF-runtime is > active? > Or should we add something to enable this? > > regards > Alexander >

