@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (getClass() != obj.getClass()) return false;
SimpleRelation other = (SimpleRelation) obj;
if (features == null) {
if (other.features != null) return false;
} else if (!features.equals(other.features)) return false;
if (!Arrays.equals(members, other.members)) return false;
if (type == null) {
if (other.type != null) return false;
} else if (!type.equals(other.type)) return false;
if (userData == null) {
if (other.userData != null) return false;
} else if (!userData.equals(other.userData)) return false;
return true;
}
