private static void testCDMAConnection() {
try {
CDMAKeyFactory factory = new CDMAKeyFactory();
URL fileURL = ArchivingCDMAPluginTest.class.getResource("testCouleurExpression.vc");
CDMAKey key = factory.generateKeyGroupList(fileURL.toURI(), new String[] {});
ITextMatrixTarget target = new BasicStringMatrixTarget();
StringMatrixBox stringMatrixBox = new StringMatrixBox();
stringMatrixBox.connectWidget(target, key);