return convertEmptyToNull(threadName);
    }

    public void setThreadName(String value) {
        registerModifiedProperty("threadName");
        this.threadName = value;
    }

    public String getUrl() {
        checkSpecifiedProperty("url");
        return convertEmptyToNull(url);
    }

    public void setUrl(String value) {
        registerModifiedProperty("url");
        this.url = value;
    }

    String pathOfRemoteRepositoryMetadata(ArtifactMetadata artifactMetadata);

    String pathOfLocalRepositoryMetadata(ArtifactMetadata metadata, ArtifactRepository repository);

    String getUrl();

    void setUrl(String url);

    String getBasedir();

    String getProtocol();

    String getId();

    void setId(String id);

    ArtifactRepositoryPolicy getSnapshots();

            throw new OpenSearchAccessException("Failed to refresh.", e);
        }
    }

    protected IndexResponse insert(final Object target, final OpType opType) {
        final String url = getUrl(target);
        if (url == null) {
            throw new OpenSearchAccessException("url is null.");
        }
        final String id = getId(getSessionId(target), url);

        return requestedAt;
    }

    public void setRequestedAt(LocalDateTime value) {
        registerModifiedProperty("requestedAt");
        this.requestedAt = value;
    }

    public String getUrl() {
        checkSpecifiedProperty("url");
        return convertEmptyToNull(url);
    }

    public void setUrl(String value) {
        registerModifiedProperty("url");
        this.url = value;
    }

    @Override
    public PluginDescriptor read(@Nonnull XmlReaderRequest request) throws XmlReaderException {
        nonNull(request, "request");
        Path path = request.getPath();
        URL url = request.getURL();
        Reader reader = request.getReader();
        InputStream inputStream = request.getInputStream();
        if (path == null && url == null && reader == null && inputStream == null) {

   *       authoritative location}
   *   <li>{@linkplain LoadingCache#refresh refreshing of entries}, including {@linkplain
   *       CacheBuilder#refreshAfterWrite automated refreshing}
   *   <li>{@linkplain LoadingCache#getAll bulk loading requests}, including {@linkplain
   *       CacheLoader#loadAll bulk loading implementations}
   * </ul>
   *
   * <p><b>Warning:</b> For any given key, every {@code loader} used with it should compute the same

                }

                assertArrayEquals(expect, found);

                // check that the name can be resolved via URL
                URL purl = d.getURL();
                for ( String name : names ) {
                    URL u = new URL(purl, name);
                    try ( SmbResource tf = new SmbFile(u, d.getContext()) ) {

    }

    public String toString() {
        StringBuilder sb = new StringBuilder(256);

        sb.append("       id: ").append(getId()).append('\n');
        sb.append("      url: ").append(getUrl()).append('\n');
        sb.append("   layout: ").append(layout != null ? layout : "none").append('\n');

        if (snapshots != null) {
            sb.append("snapshots: [enabled => ").append(snapshots.isEnabled());

    }

    public String getMimeType() {
        return mimeType;
    }

    public void setMimeType(final String contentType) {
        mimeType = contentType;
    }

    public String getUrl() {
        return url;
    }

    public void setUrl(final String url) {
        this.url = url;
    }

    public String getMethod() {
        return method;
    }

    public boolean hasChildren() {
        return children != null;
    }
    // ------------------------------------------------------------------------
    public ArtifactMetadata getMd() {
        return md;
    }

    public void setMd(ArtifactMetadata md) {
        this.md = md;
    }

    public MetadataTreeNode getParent() {
        return parent;
    }