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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.config.server.tenant;
import com.yahoo.config.model.api.EndpointCertificateMetadata;
import com.yahoo.slime.Cursor;
import com.yahoo.slime.Inspector;
import com.yahoo.slime.Type;
/**
* (de)serializes endpoint certificate metadata
*
* @author andreer
*/
public class EndpointCertificateMetadataSerializer {
// WARNING: Since there are multiple servers in a ZooKeeper cluster and they upgrade one by one
// (and rewrite all nodes on startup), changes to the serialized format must be made
// such that what is serialized on version N+1 can be read by version N:
// - ADDING FIELDS: Always ok
// - REMOVING FIELDS: Stop reading the field first. Stop writing it on a later version.
// - CHANGING THE FORMAT OF A FIELD: Don't do it bro.
private final static String keyNameField = "keyName";
private final static String certNameField = "certName";
private final static String versionField = "version";
public static void toSlime(EndpointCertificateMetadata metadata, Cursor object) {
object.setString(keyNameField, metadata.keyName());
object.setString(certNameField, metadata.certName());
object.setLong(versionField, metadata.version());
}
public static EndpointCertificateMetadata fromSlime(Inspector inspector) {
if (inspector.type() == Type.OBJECT) {
return new EndpointCertificateMetadata(
inspector.field(keyNameField).asString(),
inspector.field(certNameField).asString(),
Math.toIntExact(inspector.field(versionField).asLong())
);
}
throw new IllegalArgumentException("Unknown format encountered for endpoint certificate metadata!");
}
}
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