package org.jabref.logic.bibtex.comparator;
import java.util.Comparator;
import java.util.List;
/**
* This class represents a list of comparators. The first Comparator takes precedence,
* and each time a Comparator returns 0, the next one is attempted. If all comparators
* return 0 the final result will be 0.
*/
public class FieldComparatorStack<T> implements Comparator<T> {
private final List<? extends Comparator<? super T>> comparators;
public FieldComparatorStack(List<? extends Comparator<? super T>> comparators) {
this.comparators = comparators;
}
@Override
public int compare(T o1, T o2) {
for (Comparator<? super T> comp : comparators) {
int res = comp.compare(o1, o2);
if (res != 0) {
return res;
}
}
return 0;
}
}