controller-server/src/main/java/com/yahoo/vespa/hosted/controller/routing/rotation/Rotation.java


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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.controller.routing.rotation;

import com.yahoo.text.Text;
import java.util.Objects;

/**
 * Represents a global routing rotation.
 *
 * @author mpolden
 */
public class Rotation {

    private final RotationId id;
    private final String name;

    public Rotation(RotationId id, String name) {
        this.id = Objects.requireNonNull(id);
        this.name = Objects.requireNonNull(name);
    }

    /** The ID of the allocated rotation. This value is generated by global routing system */
    public RotationId id() {
        return id;
    }

    /** The global rotation FQDN */
    public String name() {
        return name;
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (!(o instanceof Rotation)) return false;
        final Rotation rotation = (Rotation) o;
        return id().equals(rotation.id()) && name().equals(rotation.name());
    }

    @Override
    public int hashCode() {
        return Objects.hash(id(), name());
    }

    @Override
    public String toString() {
        return Text.format("rotation %s -> %s", id().asString(), name());
    }

}