private void validateNumberOfTracesConfiguration(long maxNumberOfTracesToShow) {
    if (maxNumberOfTracesToShow <= 0) {
      throw new IllegalArgumentException(
          "You can't pass a zero or negative number of traces to show.");
    }
  }
Returns a list of the current traces stored in this presenter.

@return a list of the current traces
lynx/src/main/java/com/github/pedrovgs/lynx/presenter/LynxPresenter.java