private static Stream<Method> extractMethods(Class clazz){
  try {
    Method[] methods=clazz.getMethods();
    if (methods.length > 0) {
      return Stream.of(methods);
    }
  }
 catch (  Exception|Error e) {
    LOG.warn("Problems loading class at startup: {}",clazz,e);
  }
  return Stream.empty();
}

private static Stream < Method > extractMethods ( Class clazz ) { try { Method [ ] methods = clazz . getMethods ( ) ; if ( methods . length > 0 ) { return Stream . of ( methods ) ; } } catch ( Exception | Error e ) { LOG . warn ( "Problems loading class at startup: {}" , clazz , e ) ; } return Stream . empty ( ) ; }
extract a set of methods from a given class .
