net.dreamlu.iot.mqtt.codec.MqttMessageIdAndPropertiesVariableHeader Maven / Gradle / Ivy
/*
* Copyright 2020 The Netty Project
*
* The Netty Project licenses this file to you under the Apache License,
* version 2.0 (the "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at:
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*/
package net.dreamlu.iot.mqtt.codec;
/**
* Variable Header containing, Packet Id and Properties as in MQTT v5 spec.
*
* @author netty
*/
public final class MqttMessageIdAndPropertiesVariableHeader extends MqttMessageIdVariableHeader {
private final MqttProperties properties;
public MqttMessageIdAndPropertiesVariableHeader(int messageId, MqttProperties properties) {
super(messageId);
if (messageId < 1 || messageId > 0xffff) {
throw new IllegalArgumentException("messageId: " + messageId + " (expected: 1 ~ 65535)");
}
this.properties = MqttProperties.withEmptyDefaults(properties);
}
public MqttProperties properties() {
return properties;
}
@Override
public String toString() {
return "MqttMessageIdAndPropertiesVariableHeader[" +
"messageId=" + messageId() +
", properties=" + properties +
']';
}
@Override
MqttMessageIdAndPropertiesVariableHeader withDefaultEmptyProperties() {
return this;
}
}