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// Copyright Verizon Media. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.provision;
import com.yahoo.transaction.Mutex;
import java.util.List;
import java.util.Objects;
/**
* A type-safe wrapper for {@link NodeList}. Callers that have a reference to this can safely be assumed to be holding
* the allocation lock for the node repository.
*
* This is typically used in situations where modifying a node object depends on inspecting a consistent state of all
* nodes in the repository.
*
* @author mpolden
*/
public final class LockedNodeList extends NodeList {
public LockedNodeList(List<Node> nodes, Mutex lock) {
super(nodes, false);
Objects.requireNonNull(lock, "lock must be non-null");
}
}
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