super('H');
}
@Override
StringBuilder format(StringBuilder builder, Request request, Response response, Date timeStamp, long responseNanos) {
final Protocol protocol = request.getProtocol();
if (protocol == null) return builder.append("-");
switch (protocol) {
case HTTP_0_9: return builder.append("HTTP/0.9");
case HTTP_1_0: return builder.append("HTTP/1.0");
case HTTP_1_1: return builder.append("HTTP/1.1");