/*
 * Copyright 2014 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 com.lutao.cloud.iot.mqtt.codec;

/**
 * See <a href="https://public.dhe.ibm.com/software/dw/webservices/ws-mqtt/mqtt-v3r1.html#unsubscribe">
 * MQTTV3.1/unsubscribe</a>
 *
 * @author netty
 */
public final class MqttUnsubscribeMessage extends MqttMessage {

	public MqttUnsubscribeMessage(
		MqttFixedHeader mqttFixedHeader,
		MqttMessageIdAndPropertiesVariableHeader variableHeader,
		MqttUnsubscribePayload payload) {
		super(mqttFixedHeader, variableHeader, payload);
	}

	public MqttUnsubscribeMessage(
		MqttFixedHeader mqttFixedHeader,
		MqttMessageIdVariableHeader variableHeader,
		MqttUnsubscribePayload payload) {
		this(mqttFixedHeader, variableHeader.withDefaultEmptyProperties(), payload);
	}

	@Override
	public MqttMessageIdVariableHeader variableHeader() {
		return (MqttMessageIdVariableHeader) super.variableHeader();
	}

	public MqttMessageIdAndPropertiesVariableHeader idAndPropertiesVariableHeader() {
		return (MqttMessageIdAndPropertiesVariableHeader) super.variableHeader();
	}

	@Override
	public MqttUnsubscribePayload payload() {
		return (MqttUnsubscribePayload) super.payload();
	}
}
