com.yahoo.vespa.hosted.provision.maintenance.retire.RetirementPolicyCache Maven / Gradle / Ivy

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Keeps track of node assignment in a multi-application setup.

There is a newer version: 8.458.13

// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.provision.maintenance.retire;

import com.yahoo.vespa.hosted.provision.Node;

import java.util.Optional;

/**
 * @author freva
 */
public class RetirementPolicyCache implements RetirementPolicy {
    private final RetirementPolicy policy;
    private final boolean isActiveCached;

    RetirementPolicyCache(RetirementPolicy policy) {
        this.policy = policy;
        this.isActiveCached = policy.isActive();
    }

    @Override
    public boolean isActive() {
        return isActiveCached;
    }

    public Optional shouldRetire(Node node) {
        return policy.shouldRetire(node);
    }
}