public class DocBoostMatcher {

    private String boostExpression = "0";

    private String matchExpression;

    private final String scriptType;

    public DocBoostMatcher() {
        scriptType = Constants.DEFAULT_SCRIPT;
    }

    public DocBoostMatcher(final BoostDocumentRule rule) {
        matchExpression = rule.getUrlExpr();
        boostExpression = rule.getBoostExpr();