self.realm = realm
        self.auto_error = auto_error

    async def __call__(  # type: ignore
        self, request: Request
    ) -> Optional[HTTPBasicCredentials]:
        authorization = request.headers.get("Authorization")
        scheme, param = get_authorization_scheme_param(authorization)
        if self.realm:

    }

    public CoreExports(ClassRealm realm, Set<String> exportedArtifacts, Set<String> exportedPackages) {
        this.artifacts = Collections.unmodifiableSet(new HashSet<>(exportedArtifacts));
        this.packages = exportedPackages.stream()
                .collect(collectingAndThen(toMap(identity(), v -> realm), Collections::unmodifiableMap));
    }

    /**

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.classrealm;

import org.codehaus.plexus.classworlds.realm.ClassRealm;

/**
 * ClassRealmManagerDelegate is used to perform addition configuration of
 * class realms created by ClassRealmManager.
 *
 */
public interface ClassRealmManagerDelegate {

    void setupRealm(ClassRealm classRealm, ClassRealmRequest request);

import org.codehaus.plexus.classworlds.ClassWorld;
import org.codehaus.plexus.classworlds.realm.ClassRealm;

/**
 * Access to core {@link ClassRealm}.
 *
 * @since 4.0.0
 */
@Experimental
public interface CoreRealm {

    /**
     * Obtain the {@link ClassRealm} used for Maven Core.
     *
     * @return the class realm of core.
     */
    @Nonnull
    ClassRealm getRealm();

    /**

            this.insecureBasic = Config.getBoolean(p, "jcifs.http.insecureBasic", false);
            this.realm = p.getProperty("jcifs.http.basicRealm");
            if ( this.realm == null )
                this.realm = "jCIFS";
            this.defaultDomain = p.getProperty("jcifs.smb.client.domain");
            this.transportContext = new BaseContext(new PropertyConfiguration(p));

        }

        enableBasic = Config.getBoolean("jcifs.smb1.http.enableBasic", false );
        insecureBasic = Config.getBoolean("jcifs.smb1.http.insecureBasic", false );
        realm = Config.getProperty("jcifs.smb1.http.basicRealm");
        if (realm == null) realm = "jCIFS";
        defaultDomain = Config.getProperty("jcifs.smb1.smb.client.domain");

        if(( level = Config.getInt( "jcifs.smb1.util.loglevel", -1 )) != -1 ) {

      <role>org.apache.maven.artifact.resolver.ArtifactResolver</role>
      <role-hint>default</role-hint>
      <implementation>org.apache.maven.artifact.resolver.DefaultArtifactResolver</implementation>
      <isolated-realm>false</isolated-realm>
      <requirements>
        <requirement>
          <role>org.codehaus.plexus.logging.Logger</role>
          <role-hint>default</role-hint>
          <field-name>logger</field-name>
        </requirement>

    /**
    * Sent by the server in the Type 2 message to indicate that the 
    * target authentication realm is a domain.
    */
    public static final int NTLMSSP_TARGET_TYPE_DOMAIN = 0x00010000;

    /**
    * Sent by the server in the Type 2 message to indicate that the 
    * target authentication realm is a server.
    */
    public static final int NTLMSSP_TARGET_TYPE_SERVER = 0x00020000;

    /**

    /**
     * Sent by the server in the Type 2 message to indicate that the
     * target authentication realm is a domain.
     */
    public static final int NTLMSSP_TARGET_TYPE_DOMAIN = 0x00010000;

    /**
     * Sent by the server in the Type 2 message to indicate that the
     * target authentication realm is a server.
     */
    public static final int NTLMSSP_TARGET_TYPE_SERVER = 0x00020000;

    /**

        PrintStream olderr = System.err;

        final Set<String> realms;
        if (classWorld != null) {
            realms = new HashSet<>();
            for (ClassRealm realm : classWorld.getRealms()) {
                realms.add(realm.getId());
            }
        } else {
            realms = Collections.emptySet();
        }

        try {
            if (stdout != null) {