d.getArtifactId(),
                d.getManagementKey(),
                d);

        validateId(prefix, "groupId", problems, Severity.ERROR, Version.BASE, d.getGroupId(), d.getManagementKey(), d);

        if (!management) {
            validateStringNotEmpty(
                    prefix, "type", problems, Severity.ERROR, Version.BASE, d.getType(), d.getManagementKey(), d);

                Artifact managedArtifact = createDependencyArtifact(managedDependency, null, pomArtifact);

                managedVersions.put(managedDependency.getManagementKey(), managedArtifact);
            }
        }

        List<ArtifactRepository> aggregatedRepositories =
                aggregateRepositories(request.getRemoteRepositories(), pomRepositories);

          <code>
            <![CDATA[
    private volatile String managementKey;

    /**
     * @return the management key as {@code groupId:artifactId:type[:classifier]}
     */
    public String getManagementKey() {
        if (managementKey == null) {
            managementKey = (getGroupId() + ":" + getArtifactId() + ":" + getType()