public static void fireOnUpdated(@Nonnull Node oldOne, @Nonnull Node newOne) {
        for (NodeListener nl: all()) {
            try {
                nl.onUpdated(oldOne, newOne);
            } catch (Throwable ex) {
                LOGGER.log(Level.WARNING, "Listener invocation failed", ex);
            }
        }
    }
public static void fireOnUpdated ( @ Nonnull Node oldOne , @ Nonnull Node newOne ) { for ( NodeListener nl : all ( ) ) { try { nl . onUpdated ( oldOne , newOne ) ; } catch ( Throwable ex ) { LOGGER . log ( Level . WARNING , "Listener invocation failed" , ex ) ; } } }
Inform listeners that node is being updated.

@param oldOne Old configuration.
@param newOne New Configuration.