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1   /*
2    * Copyright 2014 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    *   http://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  
17  package io.netty.handler.codec.mqtt;
18  
19  /**
20   * See <a href="http://public.dhe.ibm.com/software/dw/webservices/ws-mqtt/mqtt-v3r1.html#suback">MQTTV3.1/suback</a>
21   */
22  public final class MqttSubAckMessage extends MqttMessage {
23  
24      public MqttSubAckMessage(
25              MqttFixedHeader mqttFixedHeader,
26              MqttMessageIdVariableHeader variableHeader,
27              MqttSubAckPayload payload) {
28          super(mqttFixedHeader, variableHeader, payload);
29      }
30  
31      @Override
32      public MqttMessageIdVariableHeader variableHeader() {
33          return (MqttMessageIdVariableHeader) super.variableHeader();
34      }
35  
36      @Override
37      public MqttSubAckPayload payload() {
38          return (MqttSubAckPayload) super.payload();
39      }
40  }