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AllSubscriptionsFailedException.java
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AllSubscriptionsFailedException.java
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/*
* Copyright (c) 2022 Contributors to the Eclipse Foundation
*
* See the NOTICE file(s) distributed with this work for additional
* information regarding copyright ownership.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License 2.0 which is available at
* http://www.eclipse.org/legal/epl-2.0
*
* SPDX-License-Identifier: EPL-2.0
*/
package org.eclipse.ditto.connectivity.service.messaging.mqtt.hivemq.subscribing;
import java.io.Serial;
import java.util.List;
import java.util.Objects;
import javax.annotation.Nullable;
import org.eclipse.ditto.base.model.common.ConditionChecker;
/**
* This is exception is thrown to indicate that all subscriptions of an MQTT Subscribe message
* ({@link GenericMqttSubscribe}) failed.
*/
public final class AllSubscriptionsFailedException extends MqttSubscribeException {
@Serial private static final long serialVersionUID = 4004096047016339725L;
private final transient List<SubscriptionStatus> failedSubscriptionStatuses;
/**
* Constructs a new {@code AllSubscriptionsFailedException} object.
*
* @param failedSubscriptionStatuses a List containing the status of each failed subscription.
* @throws NullPointerException if {@code failedSubscriptionStatuses} is {@code null}.
* @throws IllegalArgumentException if {@code failedSubscriptionStatuses} is empty.
*/
AllSubscriptionsFailedException(final List<SubscriptionStatus> failedSubscriptionStatuses) {
super();
ConditionChecker.argumentNotEmpty(failedSubscriptionStatuses, "failedSubscriptionStatuses");
this.failedSubscriptionStatuses = List.copyOf(failedSubscriptionStatuses);
}
/**
* Returns an unmodifiable unsorted List containing the status of each failed subscription.
*
* @return the failed subscription statuses.
*/
public List<SubscriptionStatus> getFailedSubscriptionStatuses() {
return failedSubscriptionStatuses;
}
@Override
public boolean equals(@Nullable final Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
final var that = (AllSubscriptionsFailedException) o;
return Objects.equals(failedSubscriptionStatuses, that.failedSubscriptionStatuses);
}
@Override
public int hashCode() {
return Objects.hash(failedSubscriptionStatuses);
}
}