// Create chain of transformers
        List<Transformer> transformerChain = new ArrayList<>();
        transformerChain.add(new TestTransformer("first"));
        transformerChain.add(new TestTransformer("second"));
        transformerChain.add(new TestTransformer("third"));

        ResponseData responseData = new ResponseData();
        responseData.setUrl("http://example.com");

            public void process(ResponseData responseData) {
                executionOrder.add("processor_executed");
            }
        };

        TestRule rule = new TestRule("chainRule", processor, true);

        ResponseData responseData = new ResponseData();
        if (rule.match(responseData)) {
            executionOrder.add("match_true");
            rule.getResponseProcessor().process(responseData);
        }

        try {
            officeManager.stop();
        } catch (final OfficeException e) {
            throw new CrawlerSystemException("Failed to stop officeManager.", e);
        }
    }

    /**
     * Adds a conversion rule for mapping input file extensions to output extensions.
     *
     * @param inExt the input file extension
     * @param outExt the output file extension
     */

        if (StringUtil.isBlank(defaultEncoding)) {
            throw new IllegalArgumentException("Default encoding must not be blank.");
        }
        this.defaultEncoding = defaultEncoding;
    }

    /**
     * Adds an encoding mapping from source to target encoding.
     *
     * @param source the source encoding name
     * @param target the target encoding name
     * @throws IllegalArgumentException if source or target is blank

                        .execute()
                        .actionGet(settings.getIndicesTimeout());
            } catch (final IllegalArgumentException e) {
                undefinedAnalyzerSet.add(readingAnalyzer);
            }

            final String readingTermAnalyzer = getReadingTermAnalyzerName("", lang);
            try {
                client.admin()
                        .indices()

            normalizer = new LangAnalyzerNormalizer(null);
        } else {
            final NormalizerChain chain = new NormalizerChain();
            for (final String lang : langs) {
                chain.add(new LangAnalyzerNormalizer(lang));
            }
            normalizer = chain;
        }
        return normalizer.normalize(text, field);
    }

    /**
     * Language-specific analyzer normalizer.
     */

            }
            return;
        }

        if (logger.isInfoEnabled()) {
            logger.info("Checking URL: {}", robotTxtUrl);
        }
        // add url to a set
        crawlerContext.getRobotsTxtUrlSet().add(robotTxtUrl);

        final HttpGet httpGet = new HttpGet(robotTxtUrl);

        // request header
        for (final Header header : requestHeaderList) {

     */
    public synchronized void register(final CrawlerClientFactory crawlerClientFactory) {
        clientMap.entrySet().stream().forEach(e -> load(crawlerClientFactory, e.getKey(), e.getValue()));
        clientFactoryList.add(crawlerClientFactory);
        if (clientFactoryList.size() > maxClientFactorySize) {
            clientFactoryList.remove(0);
        }
    }

    /**
     * Registers a client component with a regular expression.

                if (obj instanceof List) {
                    @SuppressWarnings("unchecked")
                    final List<String> list = (List<String>) obj;
                    list.add(buffer.toString());
                }
            }
        }

        @Override
        public void endDocument() {
            // nothing
        }

        /**

            }
        };

        // Callableタスクを複数生成
        final List<Callable<Integer>> tasks = new ArrayList<Callable<Integer>>();
        for (int i = 0; i < numTasks; i++) {
            tasks.add(testCallable);
        }

        // 時間取得
        final long time = System.nanoTime();

        // Callableタスク(複数)を実行する
        final ExecutorService executor = Executors.newFixedThreadPool(numTasks);
        try {