- _string = aScope.getInterfaceImplementation(getRequiredInterfaces()[0].getProvider(), String.class);
- _integer = aScope.getInterfaceImplementation(getRequiredInterfaces()[1].getProvider(), Integer.class);
+ _string = aScope.getInterfaceImplementation(getRequiredInterfaces().get(0).getProvider(), String.class);
+ _integer = aScope.getInterfaceImplementation(getRequiredInterfaces().get(1).getProvider(), Integer.class);