*
     * @param u the URL string to extract host from
     * @return the host name, or empty string if URL is blank, or unknown hostname if parsing fails
     */
    default String getHost(final String u) {
        if (StringUtil.isBlank(u)) {
            return StringUtil.EMPTY; // empty
        }

        String url = u;
        final String originalUrl = url;

                wildcard = dff.wildcard;
            }
            searchAttributes = dff.attributes;
        }
        final SmbResourceLocator locator = parent.getLocator();
        if (locator.getURL().getHost().isEmpty()) {
            // smb:// -> enumerate servers through browsing
            Address addr;
            try {
                addr = locator.getAddress();
            } catch (final CIFSException e) {

// Add OpenSearch dependency and configure
container.singleton("opensearchDataService", OpenSearchDataService.class, service -> {
    service.setIndexName("crawler-data");
    service.setHostname("localhost");
    service.setPort(9200);
});
```

## Performance Tuning

### Thread Configuration

```java
// Optimize thread pool settings
crawler.crawlerContext.setNumOfThread(20);           // Number of crawler threads

		}
		if !globalEndpoints.HTTPS() && globalIsTLS {
			logger.Fatal(config.ErrCertsAndHTTPEndpoints(nil), "Unable to start the server")
		}
	}

	var getCert certs.GetCertificateFunc
	if globalTLSCerts != nil {
		getCert = globalTLSCerts.GetCertificate
	}

	// Check for updates in non-blocking manner.
	go func() {
		if !globalServerCtxt.Quiet && !globalInplaceUpdateDisabled {

import (
	"crypto/tls"
	"net"
	"runtime"
	"strconv"
	"strings"
	"sync/atomic"
	"testing"
	"time"

	"github.com/minio/minio-go/v7/pkg/set"
)

var serverPort uint32 = 60000

var getCert = func(*tls.ClientHelloInfo) (*tls.Certificate, error) {
	certificate, err := getTLSCert()
	if err != nil {
		return nil, err
	}
	return &certificate, nil
}

func getTLSCert() (tls.Certificate, error) {

        List<Option> setPropertyOptions = new ArrayList<>();
        for (Option opt : mavenCli.getOptions()) {
            if (String.valueOf(CLIManager.SET_USER_PROPERTY).equals(opt.getOpt())) {
                setPropertyOptions.add(opt);
            } else {
                commandLineBuilder.addOption(opt);
            }
        }
        for (Option opt : mavenConfig.getOptions()) {

                    }
                    try {
                        final URL u = getURL();
                        final String protocol = u.getProtocol();
                        int port = u.getPort();
                        if (port == -1) {
                            port = "https".equalsIgnoreCase(protocol) ? 443 : 80;
                        }
                        final PasswordAuthentication auth =

            value = "http:" + urlStr;
        } else {
            value = urlStr;
        }
        try {
            final URI uri = URI.create(value);
            final String host = uri.getHost();
            if (StringUtil.isBlank(host) || "http".equalsIgnoreCase(host) || "https".equalsIgnoreCase(host)) {
                return false;
            }
        } catch (final IllegalArgumentException e) {

                return value;
            }
            return "localhost";
        }
        if (url.startsWith("file:")) {
            return "localhost";
        }

        return getHost(url);
    }

    /**
     * Get the role types.
     * @param responseData The response data.
     * @return The role types.
     */

        logger.info("Started {}", IMAGE_NAME);

        String bucketName = "fess";
        Integer mappedPort = gcsServer.getFirstMappedPort();
        String endpoint = String.format("http://%s:%s", gcsServer.getHost(), mappedPort);
        logger.info("endpoint: {}", endpoint);

        StandardCrawlerContainer container = new StandardCrawlerContainer().singleton("mimeTypeHelper", MimeTypeHelperImpl.class)//