package splar.core.constraints; import java.util.Comparator; public class CNFLiteralComparator implements Comparator { public int compare(Object obj1, Object obj2) { CNFLiteral bobj1 = (CNFLiteral)obj1; CNFLiteral bobj2 = (CNFLiteral)obj2; return bobj1.getVariable().getID().compareTo(bobj2.getVariable().getID()); } }