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Public API for installing singleton MSC services.

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/*
 * Copyright The WildFly Authors
 * SPDX-License-Identifier: Apache-2.0
 */

package org.wildfly.clustering.singleton;

import java.util.List;

import org.wildfly.clustering.group.Node;

/**
 * Used by a singleton service to elect the primary node from among the list of nodes that can provide the given service.
 * @author Paul Ferraro
 */
public interface SingletonElectionPolicy {
    /**
     * Elect a single node from the specified list of candidate nodes.
     * @param nodes a list of candidate nodes.
     * @return the elected node
     */
    Node elect(List nodes);
}