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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.provision.applications;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.Capacity;
import com.yahoo.config.provision.ClusterSpec;
import java.util.Collection;
import java.util.Map;
import java.util.HashMap;
import java.util.Optional;
import java.util.stream.Collectors;
/**
* The node repository's view of an application deployment.
*
* This is immutable, and must be locked with the application lock on read-modify-write.
*
* @author bratseth
*/
public class Application {
private final ApplicationId id;
private final Status status;
private final Map<ClusterSpec.Id, Cluster> clusters;
/** Do not use */
public Application(ApplicationId id, Status status, Collection<Cluster> clusters) {
this(id, status, clusters.stream().collect(Collectors.toMap(c -> c.id(), c -> c)));
}
private Application(ApplicationId id, Status status, Map<ClusterSpec.Id, Cluster> clusters) {
this.id = id;
this.clusters = clusters;
this.status = status;
}
public ApplicationId id() { return id; }
public Status status() { return status; }
public Application with(Status status) {
return new Application(id, status, clusters);
}
public Map<ClusterSpec.Id, Cluster> clusters() { return clusters; }
public Optional<Cluster> cluster(ClusterSpec.Id id) {
return Optional.ofNullable(clusters.get(id));
}
public Application with(Cluster cluster) {
Map<ClusterSpec.Id, Cluster> clusters = new HashMap<>(this.clusters);
clusters.put(cluster.id(), cluster);
return new Application(id, status, clusters);
}
/**
* Returns an application with the given cluster having the min and max resource limits of the given cluster.
* If the cluster has a target which is not inside the new limits, the target is removed.
*/
public Application withCluster(ClusterSpec.Id id, boolean exclusive, Capacity requested) {
Cluster cluster = clusters.get(id);
if (cluster == null)
cluster = Cluster.create(id, exclusive, requested);
else
cluster = cluster.withConfiguration(exclusive, requested);
return with(cluster);
}
@Override
public int hashCode() {
return id.hashCode();
}
@Override
public boolean equals(Object other) {
if (other == this) return true;
if ( ! (other instanceof Application)) return false;
return ((Application)other).id().equals(this.id());
}
@Override
public String toString() {
return "application '" + id + "'";
}
public static Application empty(ApplicationId id) {
return new Application(id, Status.initial(), Map.of());
}
}
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