private void mapRequestToResponses(Matcher<Request> requestMatcher,ResponseSource responses){
  mappings.add(new MatcherResponseSourcePair(requestMatcher,responses));
}

private void mapRequestToResponses ( Matcher < Request > requestMatcher , ResponseSource responses ) { mappings . add ( new MatcherResponseSourcePair ( requestMatcher , responses ) ) ; }
set up a reaction to requests matching certain criteria . the supplied responsesource will be invoked for each request that matches the supplied matcher .
