io.moquette.persistence.MemorySubscriptionsRepository Maven / Gradle / Ivy
/*
* Copyright (c) 2012-2018 The original author or authors
* ------------------------------------------------------
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Apache License v2.0 which accompanies this distribution.
*
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* The Apache License v2.0 is available at
* http://www.opensource.org/licenses/apache2.0.php
*
* You may elect to redistribute this code under either of these licenses.
*/
package io.moquette.persistence;
import io.moquette.broker.ISubscriptionsRepository;
import io.moquette.broker.subscriptions.Subscription;
import java.util.Collections;
import java.util.Set;
import java.util.concurrent.ConcurrentSkipListSet;
public class MemorySubscriptionsRepository implements ISubscriptionsRepository {
private final Set subscriptions = new ConcurrentSkipListSet<>();
@Override
public Set listAllSubscriptions() {
return Collections.unmodifiableSet(subscriptions);
}
@Override
public void addNewSubscription(Subscription subscription) {
subscriptions.add(subscription);
}
@Override
public void removeSubscription(String topic, String clientID) {
subscriptions.stream()
.filter(s -> s.getTopicFilter().toString().equals(topic) && s.getClientId().equals(clientID))
.findFirst()
.ifPresent(subscriptions::remove);
}
}