net.dreamlu.iot.mqtt.codec.MqttSubAckPayload Maven / Gradle / Ivy
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/*
* 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;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Objects;
/**
* Payload of the {@link MqttSubAckMessage}
*
* @author netty
*/
public class MqttSubAckPayload {
private final List reasonCodes;
public MqttSubAckPayload(int... reasonCodes) {
Objects.requireNonNull(reasonCodes, "reasonCodes is null.");
List list = new ArrayList<>(reasonCodes.length);
for (int v : reasonCodes) {
list.add(v);
}
this.reasonCodes = Collections.unmodifiableList(list);
}
public MqttSubAckPayload(Iterable reasonCodes) {
Objects.requireNonNull(reasonCodes, "reasonCodes is null.");
List list = new ArrayList<>();
for (Integer v : reasonCodes) {
if (v == null) {
break;
}
list.add(v);
}
this.reasonCodes = Collections.unmodifiableList(list);
}
public List grantedQoSLevels() {
List qosLevels = new ArrayList<>(reasonCodes.size());
for (int code : reasonCodes) {
if (code > MqttQoS.QOS2.value()) {
qosLevels.add(MqttQoS.FAILURE.value());
} else {
qosLevels.add(code);
}
}
return qosLevels;
}
public List reasonCodes() {
return reasonCodes;
}
@Override
public String toString() {
return "MqttSubAckPayload[" +
"reasonCodes=" + reasonCodes +
']';
}
}