if (opLambda != null) {
            opLambda.callback(builder);
        }
    }

    public void setTarget_Regexp(String target) {
        setTarget_Regexp(target, null);
    }

    public void setTarget_Regexp(String target, ConditionOptionCall<RegexpQueryBuilder> opLambda) {
        RegexpQueryBuilder builder = regRegexpQ("target", target);