StringBuilder sb = new StringBuilder();
        for ( CharSequence element : elements ) {
            if ( sb.length() > 0 ) {
                if ( delimiter != null ) {
                    sb.append(delimiter);
                }
                else {
                    sb.append("null");
                }
            }
            sb.append(element);
        }
        return sb.toString();

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(content);
        sb.append(dm).append(createdBy);
        sb.append(dm).append(createdTime);
        sb.append(dm).append(sortOrder);
        sb.append(dm).append(term);
        sb.append(dm).append(updatedBy);
        sb.append(dm).append(updatedTime);
        sb.append(dm).append(virtualHost);

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(createdBy);
        sb.append(dm).append(createdTime);
        sb.append(dm).append(queries);
        sb.append(dm).append(term);
        sb.append(dm).append(updatedBy);
        sb.append(dm).append(updatedTime);
        sb.append(dm).append(virtualHost);
        if (sb.length() > dm.length()) {

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(createdBy);
        sb.append(dm).append(createdTime);
        sb.append(dm).append(suggestWord);
        sb.append(dm).append(targetLabel);
        sb.append(dm).append(targetRole);
        sb.append(dm).append(updatedBy);
        sb.append(dm).append(updatedTime);
        if (sb.length() > dm.length()) {

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(createdBy);
        sb.append(dm).append(createdTime);
        sb.append(dm).append(generator);
        sb.append(dm).append(path);
        sb.append(dm).append(target);
        sb.append(dm).append(thumbnailId);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }

        StringBuilder sb = new StringBuilder();
        sb.append(dm).append(createdTime);
        sb.append(dm).append(expiredTime);
        sb.append(dm).append(name);
        sb.append(dm).append(sessionId);
        if (sb.length() > dm.length()) {
            sb.delete(0, dm.length());
        }
        sb.insert(0, "{").append("}");
        return sb.toString();
    }

        default:
          throw new AssertionError();
      }
    }

    @Override
    void describeAsLowerBound(StringBuilder sb) {
      sb.append('[').append(endpoint);
    }

    @Override
    void describeAsUpperBound(StringBuilder sb) {
      sb.append(endpoint).append(')');
    }

    @Override
    C leastValueAbove(DiscreteDomain<C> domain) {
      return endpoint;
    }

        default:
          throw new AssertionError();
      }
    }

    @Override
    void describeAsLowerBound(StringBuilder sb) {
      sb.append('[').append(endpoint);
    }

    @Override
    void describeAsUpperBound(StringBuilder sb) {
      sb.append(endpoint).append(')');
    }

    @Override
    C leastValueAbove(DiscreteDomain<C> domain) {
      return endpoint;
    }

    @Override
    public String toString() {
        final StringBuilder sb = new StringBuilder();
        sb.append(DfTypeUtil.toClassTitle(this));
        sb.append(":{useTimeZoneHandling=").append(isUseTimeZoneHandling());
        sb.append(", acceptCookieTimeZone=").append(isAcceptCookieTimeZone());
        sb.append("}@").append(Integer.toHexString(hashCode()));
        return sb.toString();
    }

    public String toString () {
        StringBuffer sb = new StringBuffer();
        sb.append(isAllow() ? "Allow " : "Deny  ");
        appendCol(sb, this.sid.toDisplayString(), 25);
        sb.append(" 0x").append(Hexdump.toHexString(this.access, 8)).append(' ');
        sb.append(isInherited() ? "Inherited " : "Direct    ");
        appendCol(sb, getApplyToText(), 34);
        return sb.toString();
    }