package utils; import java.math.BigDecimal; import java.util.Comparator; public class BigDecimalStringComparator implements Comparator<String> { @Override public int compare(String a, String b) { try { BigDecimal one = new BigDecimal(a); BigDecimal two = new BigDecimal(b); return one.compareTo(two); } catch(Exception e) { return 0; } } }