public String getRelativePathForExtraArtifact(@Nullable String extraArtifactClassifier, @Nullable String customExtension) {
    StringBuilder result = new StringBuilder();
    result.append(myGroupId.replace('.', '/'));
    result.append('/');
    result.append(myArtifactId);
    result.append('/');
    result.append(myBaseVersion);
    result.append('/');

    appendFileName(result, extraArtifactClassifier, customExtension, false);
    return result.toString();
  }
public String getRelativePathForExtraArtifact(@Nullable String extraArtifactClassifier, @Nullable String customExtension)