public String getIpStr() {
        if (ipStr == null) {
            // Don't use "getHostString()" to avoid getting a hostname
            ipStr = address.getAddress()
                    .getHostAddress();
        }
        return ipStr;
    }
Use {@link ByteArrayWrapper} instead of {@code byte[]} because {@link ByteArrayWrapper} will
be used as the key of Map in multiple places
turms-gateway/src/main/java/im/turms/gateway/access/client/common/UserSessionWrapper.java