1 /*
2 * Copyright 2021 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.mqtt;
17
18 public final class MqttConstant {
19
20 private MqttConstant() {
21 }
22
23 /**
24 * Default max bytes in message
25 */
26 public static final int DEFAULT_MAX_BYTES_IN_MESSAGE = 8092;
27
28 /**
29 * min client id length
30 */
31 public static final int MIN_CLIENT_ID_LENGTH = 1;
32
33 /**
34 * Default max client id length,In the mqtt3.1 protocol,
35 * the default maximum Client Identifier length is 23
36 */
37 public static final int DEFAULT_MAX_CLIENT_ID_LENGTH = 23;
38
39 }