final long t1 = System.currentTimeMillis();
tCompiled = t1 - t0;
// In this way we can see the parsed structure meanwhile the query is
final StringWriter writer = new StringWriter();
service.dump(compiled, writer);
exprDisplay.setText(writer.toString());
resultTabs.setSelectedComponent(exprDisplay);
statusMessage.setText(Messages.getString("QueryDialog.Compilation")+": " + tCompiled + "ms");