/**
 * Data to identify and connect to a daemon.
 */
public interface DaemonConnectDetails {
    String getUid();

    Long getPid();

    Address getAddress();

    byte[] getToken();

		instanceID:       getInstanceID(ipv6, headers),
	}
}

func requestHeaders(ipv6 bool) map[string]string {
	// try to get token first, if it fails, fallback to IMDSv1
	token := getToken(ipv6)
	if token == "" {
		log.Debugf("token is empty, will fallback to IMDSv1")
	}

	headers := make(map[string]string, 1)
	if token != "" {
		headers["X-aws-ec2-metadata-token"] = token
	}
	return headers

        this.identifier = identifier;
        this.token = token;
    }

    /**
     * Returns the authentication token for this command.
     */
    public byte[] getToken() {
        return token;
    }

    /**
     * @return an id that is guaranteed to be unique in the same process
     */
    public UUID getIdentifier() {
        return identifier;
    }

    public void test_new1() {
        final KuromojiItem kuromojiItem = new KuromojiItem(1, "t1", "s1", "r1", "p1");
        assertEquals(1, kuromojiItem.getId());
        assertEquals("t1", kuromojiItem.getToken());
        assertEquals("s1", kuromojiItem.getSegmentation());
        assertEquals("r1", kuromojiItem.getReading());
        assertEquals("p1", kuromojiItem.getPos());
        assertNull(kuromojiItem.getNewToken());

                if (connection == null) {
                    continue;
                }
                dispatch(connection, new InvalidateVirtualFileSystemAfterChange(changedPaths, idGenerator.generateId(), connection.getDaemon().getToken()));
            }
        }
    }

    private static void dispatch(Connection<Message> connection, Command command) {
        Throwable failure = null;
        try {
            connection.dispatch(command);

        DaemonClientConnection daemonConnection = getConnector().startSingleUseDaemon();
        Build build = new Build(getIdGenerator().generateId(), daemonConnection.getDaemon().getToken(), action, buildRequestContext.getClient(), buildRequestContext.getStartTime(), buildRequestContext.isInteractive(), parameters);

            if (connection != null) {
                try {
                    final ReportStatus statusCommand = new ReportStatus(idGenerator.generateId(), daemon.getToken());
                    final Status status = reportStatusDispatcher.dispatch(connection, statusCommand);
                    if (status != null) {
                        statuses.add(status);

    }

    public String getNewPos() {
        return newPos;
    }

    public void setNewPos(final String newPos) {
        this.newPos = newPos;
    }

    public String getToken() {
        return token;
    }

    public String getSegmentation() {
        return segmentation;
    }

    public String getReading() {
        return reading;
    }

            LOGGER.debug("{}{} with connection: {}.", DaemonMessages.STARTED_EXECUTING_COMMAND, command, connection);
            try {
                if (!Arrays.equals(command.getToken(), token)) {
                    throw new BadlyFormedRequestException(String.format("Unexpected authentication token in command %s received from %s", command, connection));
                }

        return permissions;
    }

    public void setPermissions(String[] value) {
        registerModifiedProperty("permissions");
        this.permissions = value;
    }

    public String getToken() {
        checkSpecifiedProperty("token");
        return convertEmptyToNull(token);
    }

    public void setToken(String value) {
        registerModifiedProperty("token");
        this.token = value;