try {
                Thread.sleep(1000);
            } catch (InterruptedException ignore) {}
            deferred.resolve(new SuggestResponse("", 0, Collections.emptyList(), 0, null));
        });
        th.start();

        final CountDownLatch latch = new CountDownLatch(1);
        deferred.promise().then(response -> latch.countDown());
        assertTrue(latch.await(10, TimeUnit.SECONDS));
    }

    @Test

            fail();
        } catch (ChildUrlsException e) {
            String[] values = e.getChildUrlList().stream().map(d -> d.getUrl()).sorted().toArray(n -> new String[n]);
            assertEquals(0, values.length);
        }
        try (final ResponseData responseData = storageClient.doGet("")) {
            fail();
        } catch (CrawlerSystemException e) {
            // nothing
        }

                    Thread.sleep(2000);
                } catch (InterruptedException e) {
                    throw new CrawlingAccessException(e);
                }
                return null;
            }
        };
        client.setAccessTimeout(1);
        try {
            client.doGet("smb1://localhost/test.txt");
            fail();
        } catch (CrawlingAccessException e) {

     */
    @Override
    public boolean match(final ResponseData responseData) {
        if (super.match(responseData)) {
            try (final InputStream is = responseData.getResponseBody()) {
                final SitemapsHelper sitemapsHelper = crawlerContainer.getComponent("sitemapsHelper");
                return sitemapsHelper.isValid(is);
            } catch (final CrawlingAccessException e) {
                throw e;

            resultData.removeUrl(requestData);
            resultData.removeUrl(getDuplicateUrl(requestData));
        } catch (final CrawlerSystemException e) {
            throw e;
        } catch (final Exception e) {
            throw new CrawlerSystemException("Could not store data.", e);
        }
    }

    /**

            }
        } catch (final CrawlerSystemException e) {
            throw e;
        } catch (final InterruptedException e) {
            if (mt != null && mt.isTeminated()) {
                throw new ExecutionTimeoutException("The command execution is timeout: " + cmdList, e);
            }
            throw new InterruptedRuntimeException(e);
        } catch (final Exception e) {

                }
            }
        } catch (final MaxLengthExceededException e) {
            throw e;
        } catch (final Exception e) {
            throw new ExtractException("Could not extract a content.", e);
        } finally {
            if (lhaFile != null) {
                try {
                    lhaFile.close();
                } catch (final IOException e) {
                    // ignore

            } catch (final Exception e) {
                logger.warn("Failed to add exclude_urls on " + sessionId, e);
            }
            cachedExcludeSet.clear();
        }
    }

    /*
     * (non-Javadoc)
     *
     * @see org.codelibs.fess.crawler.filter.UrlFilter#match(java.lang.String)
     */
    @Override
    public boolean match(final String url) {

                responseData.setCharSet(charset);
                responseData.setContentLength(0);
            }
        } catch (final CrawlerSystemException e) {
            CloseableUtil.closeQuietly(responseData);
            throw e;
        } catch (final SmbException e) {
            CloseableUtil.closeQuietly(responseData);
            throw new CrawlingAccessException("Could not access " + uri, e);

        try {
            client.checkMaxContentLength(responseData);
            fail();
        } catch (MaxLengthExceededException e) {
            // ok
        }

        responseData.setContentLength(1000000000L);
        try {
            client.checkMaxContentLength(responseData);
            fail();
        } catch (MaxLengthExceededException e) {
            // ok
        }