private CalculatorService calculatorService;
private SCANode node;
@Override
protected void setUp() throws Exception {
SCANodeFactory factory = SCANodeFactory.newInstance();
node = factory.createSCANodeFromClassLoader("Calculator.composite", getClass().getClassLoader());
node.start();
calculatorService = ((SCAClient)node).getService(CalculatorService.class, "CalculatorServiceComponent");
}