return buf.toString();
    }

    private static String quoteEscape(final String original) {
        String result = original;

        if (result.indexOf('\"') >= 0) {
            result = result.replace("\"", "\"\"");
        }
        if (result.indexOf(',') >= 0) {
            return "\"" + result + "\"";
        }
        return result;
    }

# Number of primary shards for crawler filter index.
index.document.crawler.filter.number_of_shards=10
# Number of replicas for crawler queue index.
index.document.crawler.queue.number_of_replicas=1
# Number of replicas for crawler data index.
index.document.crawler.data.number_of_replicas=1
# Number of replicas for crawler filter index.
index.document.crawler.filter.number_of_replicas=1
# Index name for configuration data.

import org.junit.rules.ExpectedException;
import org.junit.rules.TemporaryFolder;

/**
 * @author wyukawa
 *
 */
public class PropertiesUtilTest {

    URL url = ResourceUtil.getResource(getClass().getName().replace('.', '/') + ".txt");

    File inputFile = URLUtil.toFile(url);

    /**
     *
     */
    @Rule
    public TemporaryFolder tempFolder = new TemporaryFolder();

    /**

            }
            if (line.charAt(0) == '#') {
                if (line.startsWith("#INCLUDE ")) {
                    line = line.substring(line.indexOf('\\'));
                    final String url = "smb:" + line.replace('\\', '/');

                    try (InputStreamReader rdr = new InputStreamReader(new SmbFileInputStream(url, tc))) {
                        if (this.alt > 0) {
                            try {

        }

        @Test
        @DisplayName("Should not replace cache when map is null")
        void testReplaceCacheWithNullMap() {
            referralData.setKey("key");
            // Should not throw exception
            referralData.replaceCache();
        }

        @Test
        @DisplayName("Should not replace cache when key is null")
        void testReplaceCacheWithNullKey() {

        final File targetFile = ResourceUtil.getResourceAsFile("test");
        String path = targetFile.getAbsolutePath();
        if (!path.startsWith("/")) {
            path = "/" + path.replace('\\', '/');
        }
        final String url = "file:" + path;

        final int maxCount = 3;
        final int numOfThread = 2;

        final File file = File.createTempFile("crawler-", "");

     */
    public static String formatDuration(final long durationMillis) {
        return DurationFormatUtils.formatDuration(durationMillis, "d 'days' HH:mm:ss.SSS").replace("0 days", StringUtil.EMPTY).trim();

    }

    /**
     * Formats a number using the specified pattern and user's locale.
     *
     * @param value the number to format

            final String key = e.getKey();
            String value = e.getValue();
            for (final Map.Entry<String, String> entry : paramEnvMap.entrySet()) {
                value = value.replace("${" + entry.getKey() + "}", entry.getValue());
            }
            return new Pair<>(key, value);
        }).collect(Collectors.toMap(Pair<String, String>::getFirst, Pair<String, String>::getSecond));

        }
        final StreamResponse response = new StreamResponse(StringUtil.EMPTY);
        final String name = pi.getName();
        final String encodedName = URLEncoder.encode(name, Constants.UTF_8_CHARSET).replace("+", "%20");
        response.header("Content-Disposition", "attachment; filename=\"" + name + "\"; filename*=utf-8''" + encodedName);
        response.header("Pragma", "no-cache");

        String newPath = path.replace(".", "\\.").replace("?", "\\?").replace("*", ".*");
        if (newPath.charAt(0) != '/') {
            newPath = ".*" + newPath;
        }
        if (!newPath.endsWith("$") && !newPath.endsWith(".*")) {
            newPath = newPath + ".*";
        }
        return newPath.replace(".*.*", ".*");
    }

    /*
     * (non-Javadoc)
     *