void setFile(File destination);

    String getBaseVersion();

    void setBaseVersion(String baseVersion);

    String getId();

    String getDependencyConflictId();

    void addMetadata(ArtifactMetadata metadata);

    Collection<ArtifactMetadata> getMetadataList();

    void setRepository(ArtifactRepository remoteRepository);

    ArtifactRepository getRepository();

        StandardCrawlerContainer container = new StandardCrawlerContainer().singleton("htmlExtractor", HtmlExtractor.class);
        htmlExtractor = container.getComponent("htmlExtractor");
        htmlExtractor.addMetadata("title", "//TITLE");
    }

    public void test_getHtml_utf8() {
        final InputStream in = ResourceUtil.getResourceAsStream("extractor/test_utf8.html");

    @Override
    public String getDependencyConflictId() {
        return artifact.getDependencyConflictId();
    }

    /** {@inheritDoc} */
    @Override
    public void addMetadata(ArtifactMetadata metadata) {
        artifact.addMetadata(metadata);
    }

    /** {@inheritDoc} */
    @Override
    public Collection<ArtifactMetadata> getMetadataList() {
        return artifact.getMetadataList();
    }

        } else {
            metadata = new SnapshotArtifactRepositoryMetadata(artifact);
        }

        repositoryMetadataManager.resolve(metadata, request);

        artifact.addMetadata(metadata);

        Metadata repoMetadata = metadata.getMetadata();
        String version = null;
        if (repoMetadata != null && repoMetadata.getVersioning() != null) {

            addMetadata(extractData, key, value);
        }
    }

    /**
     * Adds metadata to the extraction data if the value is not null.
     * @param extractData the extraction data
     * @param name the metadata name
     * @param value the metadata value
     */
    protected void addMetadata(final ExtractData extractData, final String name, final String value) {

                + " It is derived from the main artifact.");
    }

    @Override
    public boolean isSnapshot() {
        return parent.isSnapshot();
    }

    @Override
    public void addMetadata(ArtifactMetadata metadata) {
        // ignore. The parent artifact will handle metadata.
        // we must fail silently here to avoid problems with the artifact transformers.
    }

    @Override

            responseData.setMimeType(statObject.contentType());
            statObject.headers().forEach(e -> responseData.addMetaData(e.getFirst(), e.getSecond()));

            if (contentLengthHelper != null) {
                final long maxLength = contentLengthHelper.getMaxLength(responseData.getMimeType());

        sb.append(getType());
        if (hasClassifier()) {
            sb.append(':');
            sb.append(getClassifier());
        }
    }

    @Override
    public void addMetadata(ArtifactMetadata metadata) {
        if (metadataMap == null) {
            metadataMap = new HashMap<>();
        }

        ArtifactMetadata m = metadataMap.get(metadata.getKey());
        if (m != null) {

     *
     * @param name the name of the metadata field
     * @param xpath the XPath expression to extract the metadata value
     */
    public void addMetadata(final String name, final String xpath) {
        metadataXpathMap.put(name, xpath);
    }

    /*
     * (non-Javadoc)
     *
     * @see

            responseData.setMimeType(headObject.contentType());

            // Add metadata
            if (headObject.metadata() != null) {
                headObject.metadata().forEach(responseData::addMetaData);
            }

            if (contentLengthHelper != null) {
                final long maxLength = contentLengthHelper.getMaxLength(responseData.getMimeType());