// Clear the protocol handlers cache
        Field handlersField = Handler.class.getDeclaredField("PROTOCOL_HANDLERS");
        handlersField.setAccessible(true);
        @SuppressWarnings("unchecked")
        Map<String, URLStreamHandler> handlers = (Map<String, URLStreamHandler>) handlersField.get(null);
        handlers.clear();
    }

    /**
     * Pre-populates the protocol handlers cache with mock handlers for testing.

            MavenProject project, String artifactType, String artifactClassifier, File artifactFile) {
        ArtifactHandler handler = null;

        if (artifactType != null) {
            handler = artifactHandlerManager.getArtifactHandler(artifactType);
        }

        if (handler == null) {
            handler = artifactHandlerManager.getArtifactHandler("jar");
        }

	nonLoopBackIP := getNonLoopBackIP(t)
	handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		fmt.Fprintf(w, "Hello, world")
	})

	testCases := []struct {
		addrs   []string
		handler http.Handler
		certFn  certs.GetCertificateFunc
	}{
		{[]string{"127.0.0.1:9000"}, handler, nil},
		{[]string{nonLoopBackIP + ":9000"}, handler, nil},

import org.codelibs.core.io.FileUtil;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.mortbay.jetty.Handler;
import org.mortbay.jetty.Server;
import org.mortbay.jetty.handler.DefaultHandler;
import org.mortbay.jetty.handler.HandlerList;
import org.mortbay.jetty.handler.ResourceHandler;
import org.mortbay.log.Log;

/**
 * @author shinsuke
 *
 */
public class CrawlerWebServer {

		auth = NoAuthMiddleware
	}

	metricsRouter.Handle(prometheusMetricsPathLegacy, auth(metricsHandler()))
	metricsRouter.Handle(prometheusMetricsV2ClusterPath, auth(metricsServerHandler()))
	metricsRouter.Handle(prometheusMetricsV2BucketPath, auth(metricsBucketHandler()))
	metricsRouter.Handle(prometheusMetricsV2NodePath, auth(metricsNodeHandler()))
	metricsRouter.Handle(prometheusMetricsV2ResourcePath, auth(metricsResourceHandler()))

import org.codelibs.core.io.FileUtil;
import org.codelibs.fess.crawler.exception.CrawlerSystemException;
import org.mortbay.jetty.Handler;
import org.mortbay.jetty.Server;
import org.mortbay.jetty.handler.DefaultHandler;
import org.mortbay.jetty.handler.HandlerList;
import org.mortbay.jetty.handler.ResourceHandler;
import org.mortbay.log.Log;

/**
 * @author shinsuke
 *
 */
public class CrawlerWebServer {

        // First call should create a new Handler
        URLStreamHandler handler1 = cifsContextWrapper.getUrlHandler();
        assertNotNull(handler1);
        assertTrue(handler1 instanceof Handler);

        // Second call should return the same instance
        URLStreamHandler handler2 = cifsContextWrapper.getUrlHandler();
        assertEquals(handler1, handler2);
    }

    @Test

	handler2 := func(req *testRequest) (resp *testResponse, err *RemoteErr) {
		r := RemoteErr(req.String)
		return nil, &r
	}
	errFatal(h1.Register(local, handler1))
	errFatal(h2.Register(local, handler2))

	errFatal(h1.Register(remote, handler1))
	errFatal(h2.Register(remote, handler2))

	// local to remote connection

	req.Header.Set("Content-Type", contentTypeHdr)
	req.Header.Set("User-Agent", "Mozilla")

	// Since `apiRouter` satisfies `http.Handler` it has a ServeHTTP to execute the logic of the handler.
	// Call the ServeHTTP to execute the handler.
	apiRouter.ServeHTTP(rec, req)

	ctx, cancel := context.WithCancel(GlobalContext)
	defer cancel()

        return handler != null
                ? new DefaultArtifactType(
                        id,
                        handler.getExtension(),
                        handler.getClassifier(),
                        handler.getLanguage(),
                        handler.isAddedToClasspath(),
                        handler.isIncludesDependencies())
                : null;