/**
   * Get list of current image sharing sessions with a contact
   *
   * @param contact Contact
   * @return List of sessions
   * @throws ServerApiException
   */
  public List<IBinder> getImageSharingSessionsWith(String contact) throws ServerApiException {
    if (logger.isActivated()) {
      logger.info("Get image sharing sessions with " + contact);
    }

    // Check permission
    ServerApiUtils.testPermission();

    // Test core availability
    ServerApiUtils.testCore();

    try {
      Vector<ContentSharingSession> list =
          Core.getInstance().getRichcallService().getCShSessions(contact);
      ArrayList<IBinder> result = new ArrayList<IBinder>(list.size());
      for (int i = 0; i < list.size(); i++) {
        ContentSharingSession session = list.elementAt(i);
        IImageSharingSession sessionApi = imageSharingSessions.get(session.getSessionID());
        if (sessionApi != null) {
          result.add(sessionApi.asBinder());
        }
      }
      return result;
    } catch (Exception e) {
      if (logger.isActivated()) {
        logger.error("Unexpected error", e);
      }
      throw new ServerApiException(e.getMessage());
    }
  }
  /**
   * Set call hold
   *
   * @param state State
   * @throws ServerApiException
   */
  public void setCallHold(boolean state) throws ServerApiException {
    if (logger.isActivated()) {
      logger.info("Set call hold to " + state);
    }

    // Check permission
    ServerApiUtils.testPermission();

    // Test core availability
    ServerApiUtils.testCore();

    // Update call manager
    Core.getInstance().getImsModule().getCallManager().setCallHold(state);
  }
  /**
   * Get current geoloc sharing session from its session ID
   *
   * @param id Session ID
   * @return Session
   * @throws ServerApiException
   */
  public IGeolocSharingSession getGeolocSharingSession(String id) throws ServerApiException {
    if (logger.isActivated()) {
      logger.info("Get geoloc sharing session " + id);
    }

    // Check permission
    ServerApiUtils.testPermission();

    // Test core availability
    ServerApiUtils.testCore();

    // Return a session instance
    return geolocSharingSessions.get(id);
  }
  /**
   * Get the remote phone number involved in the current call
   *
   * @return Phone number or null if there is no call in progress
   * @throws ServerApiException
   */
  public String getRemotePhoneNumber() throws ServerApiException {
    if (logger.isActivated()) {
      logger.info("Get remote phone number");
    }

    // Check permission
    ServerApiUtils.testPermission();

    // Test core availability
    ServerApiUtils.testCore();

    try {
      return Core.getInstance().getImsModule().getCallManager().getRemoteParty();
    } catch (Exception e) {
      if (logger.isActivated()) {
        logger.error("Unexpected error", e);
      }
      throw new ServerApiException(e.getMessage());
    }
  }
 /**
  * Get vodafone account mapped with the specific number.
  *
  * @param number The number to be mapped to vodafone account.
  * @return The vodafone account.
  * @throws ServerApiException
  */
 public String getNumberViaVfAccount(String number) throws ServerApiException {
   ServerApiUtils.testPermission();
   ServerApiUtils.testCore();
   return PhoneUtils.getNumberViaVfAccount(number);
 }