@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
PrivateEdgeLabel that = (PrivateEdgeLabel) o;
if (index != that.index) return false;
if (!classId.equals(that.classId)) return false;
return true;
}
@Override
public int hashCode() {
int result = classId.hashCode();
result = 31 * result + (int) index;
return result;
}