// purge crawling sessions
        try {
            crawlingInfoService.deleteBefore(systemHelper.getCurrentTimeAsLong());
        } catch (final Exception e) {
            logger.error("Failed to purge crawling sessions.", e);
            resultBuf.append(e.getMessage()).append("\n");
        }

        // purge search logs
        try {

    try {
      assertFalse(getMap().remove(null, v3()));
    } catch (NullPointerException tolerated) {
      // since the operation would be a no-op, the exception is not required
    }
    expectUnchanged();
  }

  @MapFeature.Require(value = SUPPORTS_REMOVE, absent = ALLOWS_NULL_VALUE_QUERIES)
  public void testRemove_nullValueQueriesUnsupported() {
    try {

        create.chain(query);
        Smb2CreateResponse createResp;
        try {
            createResp = th.send(create);
        } catch (final SmbException e) {
            final Smb2CreateResponse cr = create.getResponse();
            if (cr != null && cr.isReceived() && cr.getStatus() == NtStatus.NT_STATUS_SUCCESS) {
                try {
                    th.send(new Smb2CloseRequest(th.getConfig(), cr.getFileId()));

	},
	ErrSTSNotInitialized: {
		Code:           "STSNotInitialized",
		Description:    "STS API not initialized, please try again.",
		HTTPStatusCode: http.StatusServiceUnavailable,
	},
	ErrSTSIAMNotInitialized: {
		Code:           "STSIAMNotInitialized",
		Description:    "STS IAM not initialized, please try again.",
		HTTPStatusCode: http.StatusServiceUnavailable,
	},
	ErrSTSUpstreamError: {
		Code:           "InternalError",

        assertEquals((short) 0x0011, request.getCommand());

        // Verify that default file ID is set
        byte[] expectedFileId = Smb2Constants.UNSPECIFIED_FILEID;
        Field fileIdField;
        try {
            fileIdField = Smb2SetInfoRequest.class.getDeclaredField("fileId");
            fileIdField.setAccessible(true);
            byte[] actualFileId = (byte[]) fileIdField.get(request);

        request.setAttribute(Constants.SEARCH_LOG_ACCESS_TYPE, Constants.SEARCH_LOG_ACCESS_TYPE_JSON);
        final JsonRequestParams params = new JsonRequestParams(request, fessConfig);
        try {
            response.setContentType("application/x-ndjson; charset=UTF-8");
            final long count = searchHelper.scrollSearch(params, doc -> {
                buf.setLength(0);
                buf.append('{');

And then they can try again knowing that it's probably something more similar to `stanleyjobsox` than to `johndoe`.

#### A "professional" attack { #a-professional-attack }

    assertNotSame(original, copy);
  }

  public void testClassWhichDoesNotImplementEquals() {
    ClassWhichDoesNotImplementEquals orig = new ClassWhichDoesNotImplementEquals();
    boolean errorNotThrown = false;
    try {
      SerializableTester.reserializeAndAssert(orig);
      errorNotThrown = true;
    } catch (AssertionFailedError error) {
      // expected
      assertContains("must be Object#equals to", error.getMessage());
    }

     */
    public static byte[] fromObjectToBinary(final Object obj) {
        assertArgumentNotNull("obj", obj);

        try {
            final ByteArrayOutputStream baos = new ByteArrayOutputStream(BYTE_ARRAY_SIZE);
            final ObjectOutputStream oos = new ObjectOutputStream(baos);
            try {
                oos.writeObject(obj);
            } finally {
                oos.close();
            }

            // query matches on all documents.
            body.q = Constants.MATCHES_ALL_QUERY;
        }

        final SearchRenderData renderData = new SearchRenderData();
        body.initialize();
        try {
            searchHelper.search(body, renderData, getUserBean());
            return asJson(new ApiDocsResponse().renderData(renderData).status(Status.OK).result());
        } catch (final InvalidQueryException e) {