*
 */
public class RepositoryMetadataStoreException extends Exception {
    public RepositoryMetadataStoreException(String message) {
        super(message);
    }

    public RepositoryMetadataStoreException(String message, Exception e) {
        super(message, e);
    }

 *
 */
@Deprecated
public class RepositoryMetadataReadException extends Exception {
    public RepositoryMetadataReadException(String message) {
        super(message);
    }

    public RepositoryMetadataReadException(String message, Exception e) {
        super(message, e);
    }

    public MetadataGraphTransformationException(String message) {
        super(message);
    }

    public MetadataGraphTransformationException(Throwable cause) {
        super(cause);
    }

    public MetadataGraphTransformationException(String message, Throwable cause) {
        super(message, cause);
    }

                if (relocation.target == SENTINEL) {
                    String message = "The artifact " + original + " has been banned from resolution: "
                            + (relocation.global ? "User global ban" : "User project ban");
                    LOGGER.debug(message);
                    throw new ArtifactDescriptorException(artifactDescriptorResult, message);
                }
                Artifact result = new RelocatedArtifact(

 */
@Experimental
public class MavenException extends RuntimeException {

    public MavenException() {}

    public MavenException(String message) {
        super(message);
    }

    public MavenException(String message, Throwable cause) {
        super(message, cause);
    }

    public MavenException(Throwable cause) {
        super(cause);
    }

@Experimental
public class XmlWriterException extends MavenException {

    private final Location location;

    /**
     * @param message the message for the exception
     * @param e the exception itself
     */
    public XmlWriterException(String message, Location location, Exception e) {
        super(message, e);
        this.location = location;
    }

    public Location getLocation() {
        return location;
    }

    def write_notification(email: str, message=""):
        with open("log.txt", mode="w") as email_file:
            content = f"notification for {email}: {message}"
            email_file.write(content)


    @app.post("/send-notification/{email}")
    async def send_notification(email: str, background_tasks: BackgroundTasks):
        background_tasks.add_task(write_notification, email, message="some notification")

  }

  /**
   * Process the next protocol frame.
   *
   *  * If it is a control frame this will result in a single call to [FrameCallback].
   *  * If it is a message frame this will result in a single call to [FrameCallback.onReadMessage].
   *    If the message spans multiple frames, each interleaved control frame will result in a
   *    corresponding call to [FrameCallback].
   */
  @Throws(IOException::class)

    val response =
      Response
        .Builder()
        .request(request)
        .code(401)
        .header("WWW-Authenticate", "Basic realm=\"User Visible Realm\"")
        .protocol(HTTP_2)
        .message("Unauthorized")
        .build()
    val authRequest = authenticator.authenticate(route, response)

    assertEquals(
      "Basic ${RecordingAuthenticator.BASE_64_CREDENTIALS}",

        println("metadataResolving", event.getMetadata() + " from " + event.getRepository());
    }

    private void println(String event, String message) {
        out.println("Aether Repository - " + event + ": " + message);
    }