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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.controller.api.integration.maven;
import com.yahoo.component.Version;
import com.yahoo.text.XML;
import org.w3c.dom.Element;
import java.time.Instant;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.List;
import static java.util.Objects.requireNonNull;
/**
* Metadata about a released artifact.
*
* @author jonmv
*/
public class Metadata {
private final ArtifactId id;
private final Instant lastUpdated;
private final List<Version> versions;
public Metadata(ArtifactId id, Instant lastUpdated, List<Version> versions) {
this.id = requireNonNull(id);
this.lastUpdated = requireNonNull(lastUpdated);
this.versions = versions.stream().sorted().toList();
}
/** Creates a new Metadata object from the given XML document. */
public static Metadata fromXml(String xml) {
Element metadata = XML.getDocument(xml).getDocumentElement();
ArtifactId id = new ArtifactId(XML.getValue(XML.getChild(metadata, "groupId")),
XML.getValue(XML.getChild(metadata, "artifactId")));
String lastUpdatedTimestamp = XML.getValue(XML.getChild(XML.getChild(metadata, "versioning"), "lastUpdated"));
Instant lastUpdated = Instant.from(DateTimeFormatter.ofPattern("yyyyMMddHHmmss").withZone(ZoneId.of("UTC"))
.parse(lastUpdatedTimestamp));
List<Version> versions = new ArrayList<>();
for (Element version : XML.getChildren(XML.getChild(XML.getChild(metadata, "versioning"), "versions")))
versions.add(Version.fromString(XML.getValue(version)));
return new Metadata(id, lastUpdated, versions);
}
/** Id of the metadata this concerns. */
public ArtifactId id() { return id; }
/** When the list of versions was last updated. */
Instant lastUpdated() { return lastUpdated; }
/** List of available versions of this, sorted by ascending version order. */
public List<Version> versions(Instant availableAt) {
return versions.size() == 1 || availableAt.isAfter(lastUpdated.plusSeconds(10800)) ? versions : versions.subList(0, versions.size() - 1);
}
}
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