Rational Functional Tester和模拟框架

I am evaluating different options (tools, framework) that are available for unit-testing my GUI code. Our GUI is combination of SWT/Swing components. Among couple of options that we have evaluated is Rational Functional Tester (others that we'd evaluated are SWTBot, Jubula etc.). RFT(Rational Functional Tester) seems to satisfy most of our needs. My question is - can we use any mocking framework (like EasyMock, PowerMock, JMock etc.) with RFT ?I am evaluating different options (tools, frame