package de.mpiwg.web.books;

import java.util.Comparator;

import de.mpiwg.gazetteer.db.DBBook;


public class SortBooksByBookYear implements Comparator<DBBook>{

	public int compare(DBBook o1, DBBook o2) {

		if(o1 == null || o2 == null){
			return o1.getName().compareTo(o2.getName());
		}

		return o1.getBookYear().compareTo(o2.getBookYear());
	}

}