@Override
public Object call(PageContext pc, Key key, Object[] args) throws PageException {
log(key.getString());
VariableUtilImpl var = (VariableUtilImpl) pc.getVariableUtil();
return var.callFunctionWithoutNamedValues(pc, o, key, args);
}
@Override
public Object callWithNamedValues(PageContext pc, Key key, Struct args) throws PageException {
log(key.getString());