private static String generateName(ChannelHandler handler) {
String type = handler.getClass().getSimpleName();
StringBuilder buf = new StringBuilder(type.length() + 10);
buf.append(type);
buf.append("-0");
buf.append(Long.toHexString(System.identityHashCode(handler) & 0xFFFFFFFFL | 0x100000000L));
buf.setCharAt(buf.length() - 9, 'x');
return buf.toString();
}
