// generate the set of test request messages.
 public Vector<String> genTestParasSet(String sig, String entry, RequestMessage seed) {
   HashMap<String, String> parameters = _parser.parseInputParameters(seed.getInputParas());
   HashMap<String, String> sessionVars = _parser.parseSession(seed.getSessionVars());
   Vector<String> testParas =
       testProfiles.get(sig).getEntries().get(entry).genViolatedParas(parameters, sessionVars);
   return testParas;
 }