@Override
  public void initialize() {
    parseSimple(getSimpleInputStream());
    parseRetryLibrary(getRetryLibraryStream());
  }
{@link SettingsExtension} that reads configuration from YAML files on the classpath.
extensions/config/portability-config-yaml/src/main/java/org/datatransferproject/config/yaml/YamlSettingsExtension.java