def evaluate(self, context): arg0 = self._arg0.evaluate(context) if not self._func: (prefix, local) = self._key uri = context.processorNss.get(prefix) if prefix and not uri: raise RuntimeException(RuntimeException.UNDEFINED_PREFIX, prefix) expanded = (prefix and uri or EMPTY_NAMESPACE, local) self._func = (g_extFunctions.get(expanded) or CoreFunctions.CoreFunctions.get(expanded, self.error)) try: result = self._func(context, arg0) except TypeError: raise RuntimeException(RuntimeException.WRONG_ARGUMENTS, str(expanded), '') return result
def evaluate(self, context): arg0 = self._arg0.evaluate(context) if not self._func: (prefix, local) = self._key uri = context.processorNss.get(prefix) if prefix and not uri: raise RuntimeException(RuntimeException.UNDEFINED_PREFIX, prefix) expanded = (prefix and uri or EMPTY_NAMESPACE, local) self._func = g_extFunctions.get( expanded) or CoreFunctions.CoreFunctions.get( expanded, self.error) try: result = self._func(context, arg0) except TypeError: raise RuntimeException(RuntimeException.WRONG_ARGUMENTS, str(expanded), "") return result