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HiveMQ MQTT Client is an MQTT 5.0 and MQTT 3.1.1 compatible and feature-rich high-performance Java client library with different API flavours and backpressure support

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/*
 * Copyright 2018 dc-square and the HiveMQ MQTT Client Project
 *
 * 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.hivemq.client.internal.mqtt.message.ping;

import com.hivemq.client.annotations.Immutable;
import com.hivemq.client.internal.mqtt.message.MqttMessage;
import com.hivemq.client.mqtt.mqtt5.message.Mqtt5MessageType;
import com.hivemq.client.mqtt.mqtt5.message.ping.Mqtt5PingReq;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

/**
 * @author Silvio Giebl
 */
@Immutable
public class MqttPingReq implements MqttMessage, Mqtt5PingReq {

    public static final @NotNull MqttPingReq INSTANCE = new MqttPingReq();

    private MqttPingReq() {}

    @Override
    public @NotNull String toString() {
        return "MqttPingReq{}";
    }

    @Override
    public boolean equals(final @Nullable Object o) {
        return this == o;
    }

    @Override
    public int hashCode() {
        return Mqtt5MessageType.PINGREQ.ordinal();
    }
}