package org.xandercat.pmdb.util; import java.util.Comparator; import org.xandercat.pmdb.dto.Movie; public class MovieTitleComparator implements Comparator<Movie> { @Override public int compare(Movie o1, Movie o2) { if (o1 == null || o1.getTitle() == null) { return -1; } if (o2 == null || o2.getTitle() == null) { return 1; } return o1.getTitle().toLowerCase().compareTo(o2.getTitle().toLowerCase()); } }