@NotNull
  @Required(value = false, nonEmpty = true)
  @Convert(value = MavenDirectoryPathReferenceConverter.class, soft = true)
  GenericDomValue<PathReference> getDirectory();
@NotNull
  @Required(value = false, nonEmpty = true)
  @Convert(value = MavenDirectoryPathReferenceConverter.class, soft = true)
  GenericDomValue<PathReference> getDirectory()