net.dreamlu.iot.mqtt.codec.MqttTopicSubscription Maven / Gradle / Ivy
/*
* 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 net.dreamlu.iot.mqtt.codec;
/**
* Contains a topic name and Qos Level.
* This is part of the {@link MqttSubscribePayload}
*
* @author netty
*/
public final class MqttTopicSubscription {
private final String topicFilter;
private final MqttSubscriptionOption option;
public MqttTopicSubscription(String topicFilter) {
this(topicFilter, MqttQoS.QOS0);
}
public MqttTopicSubscription(String topicFilter, MqttQoS qualityOfService) {
this.topicFilter = topicFilter;
this.option = MqttSubscriptionOption.onlyFromQos(qualityOfService);
}
public MqttTopicSubscription(String topicFilter, MqttSubscriptionOption option) {
this.topicFilter = topicFilter;
this.option = option;
}
public String topicName() {
return topicFilter;
}
public MqttQoS qualityOfService() {
return option.qos();
}
public MqttSubscriptionOption option() {
return option;
}
@Override
public String toString() {
return "MqttTopicSubscription[" +
"topicFilter=" + topicFilter +
", option=" + this.option +
']';
}
}