in wayang-plugins/wayang-iejoin/code/main/java/org/apache/wayang/iejoin/operators/java_helpers/DataComparator.java [43:83]
public int compare(Tuple2<Data<Type0, Type1>, Input> o1p, Tuple2<Data<Type0, Type1>, Input> o2p) {
// first level of sorting
Data<Type0, Type1> o1 = o1p._1();
Data<Type0, Type1> o2 = o2p._1();
int dff = 0;
if (asc1) {
dff = o1.compareTo(o2);
} else {
dff = o2.compareTo(o1);
}
// second level of sorting
if (dff == 0) {
int dff2 = 0;
if (asc2) {
dff2 = o1.compareRank(o2);
} else {
dff2 = o2.compareRank(o1);
}
// third level of sorting
if (dff2 == 0) {
if ((o1.isPivot() && o2.isPivot())
|| (!o1.isPivot() && !o2.isPivot())) {
return ((int) o1.getRowID() - (int) o2.getRowID());
} else if (o1.isPivot()) {
if (asc1) {
return -1;
} else {
return 1;
}
} else if (o2.isPivot()) {
if (!asc1) {
return 1;
} else {
return -1;
}
}
}
return dff2;
}
return dff;
}