public Comparator<RideMatchInfo> getComparator() {

		switch(user.preferredMatch) {

			case CHEAPER:
				return new Comparator<RideMatchInfo>() {

					@Override
					public int compare(RideMatchInfo o1, RideMatchInfo o2) {

						if(o1.getCost() < o2.getCost())
							return -1;
						else
							return 1;

					}
				};

			case CLOSER:
				return new Comparator<RideMatchInfo>() {

					@Override
					public int compare(RideMatchInfo o1, RideMatchInfo o2) {

						Location driverloc, riderloc;

						driverloc = o1.getWhere(RideRole.DRIVER);
						riderloc = o1.getWhere(RideRole.PASSENGER);
						double dist1 = Math.sqrt( (driverloc.getX()-riderloc.getX()) * (driverloc.getX()-riderloc.getX())
								+ (driverloc.getY()-riderloc.getY()) * (driverloc.getY()-riderloc.getY()) );

						driverloc = o2.getWhere(RideRole.DRIVER);
						riderloc = o2.getWhere(RideRole.PASSENGER);
						double dist2 = Math.sqrt( (driverloc.getX()-riderloc.getX()) * (driverloc.getX()-riderloc.getX())
								+ (driverloc.getY()-riderloc.getY()) * (driverloc.getY()-riderloc.getY()) );

						if(dist1 < dist2)
							return -1;
						else
							return 1;
					}
				};

			default: //Better rating
				return new Comparator<RideMatchInfo>() {

					@Override
					public int compare(RideMatchInfo o1, RideMatchInfo o2) {

						float stars1,stars2;
						stars1 = o1.getStars(RideRole.PASSENGER) + o1.getStars(RideRole.DRIVER);
						stars2 = o2.getStars(RideRole.PASSENGER) + o2.getStars(RideRole.DRIVER);

						if(stars1 < stars2)
							return -1;
						else
							return 1;

					}
				};


		}

	}