public <T> T evaluate(Exchange exchange, Class<T> type) {
        Script script = ExchangeHelper.newInstance(exchange, scriptType);
        // lets configure the script
        configure(exchange, script);
        Object value = script.run();
        return exchange.getContext().getTypeConverter().convertTo(type, value);
    }
    private void configure(Exchange exchange, Script script) {
        final Binding binding = script.getBinding();