@Override
  public boolean equals(Object o) {
    if (this == o) return true;
    if (o == null || getClass() != o.getClass()) return false;

    QualifiedName that = (QualifiedName) o;

    if (base != null ? !base.equals(that.base) : that.base != null) return false;
    if (!name.equals(that.name)) return false;

    return true;
  }