D-Net

package eu.dnetlib.pace.distance.algo;

public class YearLevenstein extends SubStringLevenstein {

	public YearLevenstein(double w) {

		super(w);

	}

	public YearLevenstein(double w, int limit) {

		super(w, limit);	

	}

	@Override

	public double distance(String a, String b) {

		boolean check = checkLength(a) && checkLength(b);

		if (check) {

			if (a.equals(b)) {

				return 1.0;

			} else {

				return 0.5;

			}

		} else {

			return 1.0;

		}

	}

	protected boolean checkLength(String s) {

		return getNumbers(s).length() == limit;

	}

	@Override

	public double getWeight() {

		return super.weight;

	}

}