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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.lb;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.ClusterSpec;
import java.util.Objects;
/**
* Uniquely identifies a load balancer for an application's container cluster.
*
* @author mpolden
*/
public class LoadBalancerId {
private final ApplicationId application;
private final ClusterSpec.Id cluster;
private final String serializedForm;
public LoadBalancerId(ApplicationId application, ClusterSpec.Id cluster) {
this.application = Objects.requireNonNull(application, "application must be non-null");
this.cluster = Objects.requireNonNull(cluster, "cluster must be non-null");
this.serializedForm = serializedForm(application, cluster);
}
public ApplicationId application() {
return application;
}
public ClusterSpec.Id cluster() {
return cluster;
}
/** Serialized form of this */
public String serializedForm() {
return serializedForm;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
LoadBalancerId that = (LoadBalancerId) o;
return Objects.equals(application, that.application) &&
Objects.equals(cluster, that.cluster);
}
@Override
public int hashCode() {
return Objects.hash(application, cluster);
}
@Override
public String toString() {
return "load balancer " + serializedForm;
}
/** Create an instance from a serialized value on the form tenant:application:instance:cluster-id */
public static LoadBalancerId fromSerializedForm(String value) {
int lastSeparator = value.lastIndexOf(":");
ApplicationId application = ApplicationId.fromSerializedForm(value.substring(0, lastSeparator));
ClusterSpec.Id cluster = ClusterSpec.Id.from(value.substring(lastSeparator + 1));
return new LoadBalancerId(application, cluster);
}
private static String serializedForm(ApplicationId application, ClusterSpec.Id cluster) {
return application.serializedForm() + ":" + cluster.value();
}
}
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