1 /*
2 * Copyright 2023 The Netty Project
3 *
4 * The Netty Project licenses this file to you under the Apache License,
5 * version 2.0 (the "License"); you may not use this file except in compliance
6 * with the License. You may obtain a copy of the License at:
7 *
8 * https://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13 * License for the specific language governing permissions and limitations
14 * under the License.
15 */
16 package io.netty.handler.codec.quic;
17
18 import io.netty.buffer.ByteBuf;
19
20 import java.net.InetSocketAddress;
21
22 /**
23 * {@link QuicTokenHandler} which will not use any token and so also fail to validate any given token.
24 */
25 final class NoQuicTokenHandler implements QuicTokenHandler {
26
27 public static final QuicTokenHandler INSTANCE = new NoQuicTokenHandler();
28
29 private NoQuicTokenHandler() {
30 }
31
32 @Override
33 public boolean writeToken(ByteBuf out, ByteBuf dcid, InetSocketAddress address) {
34 return false;
35 }
36
37 @Override
38 public int validateToken(ByteBuf token, InetSocketAddress address) {
39 return -1;
40 }
41
42 @Override
43 public int maxTokenLength() {
44 return 0;
45 }
46 }