MockServiceComponent mock = new MockServiceComponent();
mock.setService(new QName("http://www.quickstockquote.com", "StockQuoteService"));
mock.setEndpoint("StockQuoteServiceJBI");
ByteArrayOutputStream baos = new ByteArrayOutputStream();
StockQuoteResponse r = new StockQuoteResponse();
r.setResult(8.23f);
JAXBContext.newInstance(StockQuoteResponse.class).createMarshaller().marshal(r, baos);
mock.setResponseXml(baos.toString());
ActivationSpec as = new ActivationSpec();
as.setComponent(mock);
container.activateComponent(as);