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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.process.cluster.hz;
import com.hazelcast.cluster.Cluster;
import com.hazelcast.cluster.MemberSelector;
import java.util.Map;
import java.util.Set;
import java.util.UUID;
import java.util.concurrent.locks.Lock;
import org.sonar.process.ProcessId;
public interface HazelcastMember extends AutoCloseable {
enum Attribute {
/**
* The key of the node name attribute of a member
*/
NODE_NAME("NODE_NAME"),
/**
* Key of process as defined by {@link ProcessId#getKey()}
*/
PROCESS_KEY("PROCESS_KEY");
private final String key;
Attribute(String key) {
this.key = key;
}
public String getKey() {
return key;
}
}
<E> DistributedReference<E> getAtomicReference(String name);
/**
* Gets the replicated map shared by the cluster and identified by name.
* Result can be casted to {@link com.hazelcast.replicatedmap.ReplicatedMap} if needed to
* benefit from listeners.
*/
<K, V> Map<K, V> getReplicatedMap(String name);
UUID getUuid();
/**
* The UUIDs of all the members (both members and local clients of these members) currently connected to the
* Hazelcast cluster.
*/
Set<UUID> getMemberUuids();
/**
* Gets lock among the cluster, identified by name
*/
Lock getLock(String name);
/**
* Retrieves the cluster time which is (almost) identical on all members of the cluster.
*/
long getClusterTime();
Cluster getCluster();
/**
* Runs a distributed query on a set of Hazelcast members.
*
* @param callable the query that is executed on all target members. Be careful of classloader, don't use classes
* that are not available in classpath of target members.
* @param memberSelector the subset of members to target. See {@link com.hazelcast.cluster.memberselector.MemberSelectors}
* for utilities.
* @param timeoutMs the total timeout to get responses from all target members, in milliseconds. If timeout is reached, then
* the members that didn't answer on time are marked as timed-out in {@link DistributedAnswer}
* @throws java.util.concurrent.RejectedExecutionException if no member is selected
*/
<T> DistributedAnswer<T> call(DistributedCall<T> callable, MemberSelector memberSelector, long timeoutMs)
throws InterruptedException;
/**
* Runs asynchronously a distributed query on a set of Hazelcast members.
*
* @param callable the query that is executed on all target members. Be careful of classloader, don't use classes
* that are not available in classpath of target members.
* @param memberSelector the subset of members to target. See {@link com.hazelcast.cluster.memberselector.MemberSelectors}
* for utilities.
* @param callback will be called once we get all responses.
* @throws java.util.concurrent.RejectedExecutionException if no member is selected
*/
<T> void callAsync(DistributedCall<T> callable, MemberSelector memberSelector, DistributedCallback<T> callback);
@Override
void close();
}
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