CompositeComponentStackManager manager =
CompositeComponentStackManager.getManager(ctx);
UIComponent foundCc = null;
if (location != null) {
foundCc = manager.findCompositeComponentUsingLocation(ctx, location);
} else {
// We need to obtain the Location of the source expression in order
// to find the composite component that needs to be available within
// the evaluation stack.
if (source instanceof TagValueExpression) {