url = "http://test.com/hoge1.pdf";
        resourceName = null;
        assertNull(tikaExtractor.getPassword(createParams(url, resourceName)));

        url = "http://test.com/hoge1.pdf";
        resourceName = "hoge2.pdf";
        assertNull(tikaExtractor.getPassword(createParams(url, resourceName)));

        url = null;
        resourceName = "hoge2.pdf";

    public ExtractData getText(final InputStream in, final Map<String, String> params) {
        final String resourceName = params == null ? null : params.get(ExtractData.RESOURCE_NAME_KEY);

        String extention;
        String filePrefix;
        if (StringUtil.isNotBlank(resourceName)) {
            final String name = getFileName(resourceName);
            final String[] strings = name.split("\\.");

            throw new CrawlerSystemException("in is null.");
        }

        final String resourceName = params == null ? null : params.get(ExtractData.RESOURCE_NAME_KEY);

        String extension;
        String filePrefix;
        if (StringUtil.isNotBlank(resourceName)) {
            final String name = getFileName(resourceName);
            final String[] strings = name.split("\\.");

                }, contentEncoding, normalizeText);
                if (StringUtil.isBlank(content)) {
                    if (resourceName != null) {
                        if (logger.isDebugEnabled()) {
                            logger.debug("retry without a resource name: {}", resourceName);
                        }
                        final Metadata metadata2 = createMetadata(null, contentType, contentEncoding, password);