com.github.cm.heclouds.adapter.mqttadapter.mqtt.MqttSubscription Maven / Gradle / Ivy

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/*
 * Copyright (C) 2018 Issey Yamakoshi
 *
 * Licensed 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
 *
 *   http://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.github.cm.heclouds.adapter.mqttadapter.mqtt;


import io.netty.handler.codec.mqtt.MqttQoS;


public class MqttSubscription {

    private final MqttQoS qos;
    private final String topicFilter;

    public MqttSubscription(MqttQoS qos, String topicFilter) {
        this.qos = qos;
        this.topicFilter = topicFilter;
    }

    public MqttQoS qos() {
        return qos;
    }

    public String topicFilter() {
        return topicFilter;
    }

    public static MqttSubscription qos0(String topicFilter) {
        return new MqttSubscription(MqttQoS.AT_MOST_ONCE, topicFilter);
    }

    public static MqttSubscription qos1(String topicFilter) {
        return new MqttSubscription(MqttQoS.AT_LEAST_ONCE, topicFilter);
    }

    public static MqttSubscription qos2(String topicFilter) {
        return new MqttSubscription(MqttQoS.EXACTLY_ONCE, topicFilter);
    }
}