if (mode == EvaluationMode.DEMO) {
final EvaluationDemoToolBar bottomToolBar = new EvaluationDemoToolBar(this.webdemo != DEMO_ENUM.ECLIPSE);
final Result result = (evaluator instanceof BasicIndexRuleEvaluator)? ((BasicIndexRuleEvaluator)evaluator).getResultOperator() : ((CommonCoreQueryEvaluator<Node>)evaluator).getResultOperator();
final ShowResult sr = new ShowResult(bottomToolBar, result);
evaluator.prepareForQueryDebugSteps(bottomToolBar);
System.out.println("Evaluate query ...");
final Thread thread = new Thread() {