private enum DirectoryDeleteMethod {
    DELETE_DIRECTORY_CONTENTS {
      @Override
      public void delete(Path path, RecursiveDeleteOption... options) throws IOException {
        MoreFiles.deleteDirectoryContents(path, options);
      }

      @Override
      public void assertDeleteSucceeded(Path path) throws IOException {
        assertEquals(

                queryContext.setQueryBuilder(queryBuilder);
            } else {
                queryContext.setQueryBuilder(QueryBuilders.matchAllQuery());
            }
            // TODO options query
            context.accept(queryContext);
        } catch (final QueryParseException e) {
            throw new InvalidQueryException(messages -> messages.addErrorsInvalidQueryParseError(UserMessages.GLOBAL_PROPERTY_KEY),

    /**
     * Builds a new min-max priority queue using the previously specified options, and having no
     * initial contents.
     */
    public <T extends B> MinMaxPriorityQueue<T> create() {
      return create(Collections.<T>emptySet());
    }

    /**
     * Builds a new min-max priority queue using the previously specified options, and having the
     * given initial elements.
     */

     * @param options コピーのオプション。{@literal null}であってはいけません
     * @see CopyOptionsUtil
     */
    protected static void copyBeanToMap(final Object src, final Map<String, Object> dest, final CopyOptions options) {
        assertArgumentNotNull("src", src);
        assertArgumentNotNull("dest", dest);
        assertArgumentNotNull("options", options);

        if (metadata != null && metadata.getFile() != null && metadata.getFile().isFile()) {
            try {
                Map<String, ?> options = Collections.singletonMap(MetadataReader.IS_STRICT, Boolean.FALSE);

                Metadata pluginGroupMetadata = metadataReader.read(metadata.getFile(), options);

                List<org.apache.maven.artifact.repository.metadata.Plugin> plugins = pluginGroupMetadata.getPlugins();

        krb5_tok_id: KRB5_AP_REQ (0x0001)
        Kerberos
            ap-req
                pvno: 5
                msg-type: krb-ap-req (14)
                Padding: 0
                ap-options: 20000000
                ticket
                    tkt-vno: 5
                    realm: W2K19SINGLE.SPRINGFIELD
                    sname
                        name-type: kRB5-NT-UNKNOWN (0)

        final Options options = new Options();

        final CmdLineParser parser = new CmdLineParser(options);
        try {
            parser.parseArgument(args);
        } catch (final CmdLineException e) {
            System.err.println(e.getMessage());
            System.err.println("java " + Crawler.class.getCanonicalName() + " [options...] arguments...");

import java.util.concurrent.TimeoutException;

/**
 * Testing utilities relating to garbage collection finalization.
 *
 * <p>Use this class to test code triggered by finalization, that is, one of the following
 * actions taken by the java garbage collection system:
 *
 * <ul>
 *   <li>invoking the {@code finalize} methods of unreachable objects
 *   <li>clearing weak references to unreachable referents

            public String[] addAll(final String index, final List<Map<String, Object>> docList,
                    final BiConsumer<Map<String, Object>, IndexRequestBuilder> options) {
                sentIndex.set(index);
                docList.forEach(x -> options.accept(x, new IndexRequestBuilder(this, IndexAction.INSTANCE)));
                sentDocList.addAll(docList);

     * StackOverflowError: We can't reliably call setException(error).
     *
     * - Any kind of Error from a listener. Even if we could distinguish that case (by exposing some
     * extra state from AbstractFuture), our options are limited: A call to setException() would be
     * a no-op. We could log, but if that's what we really want, we should modify
     * AbstractFuture.executeListener to do so, since that method would have the ability to continue