public static Predicate<InetAddress> ofExact(String address) {
        requireNonNull(address, "address");
        try {
            final InetAddress inetAddress = InetAddress.getByName(address);
            return ofExact(inetAddress);
        } catch (UnknownHostException e) {
            throw new IllegalArgumentException("Invalid address: " + address, e);
        }
    }
Returns a {@link Predicate} which returns {@code true} if the given {@link InetAddress} equals to
the specified {@code address}.

@param address the expected IP address string, e.g. {@code 10.0.0.1}
core/src/main/java/com/linecorp/armeria/common/util/InetAddressPredicates.java