code: @Deprecated
      public void setAccessExpiresIn(String expiresInSecsFromNow) {
          checkUserSession("setAccessExpiresIn");
          if (expiresInSecsFromNow != null) {
              long expires = expiresInSecsFromNow.equals("0") ? 0 : System.currentTimeMillis()
                      + Long.parseLong(expiresInSecsFromNow) * 1000L;
              setAccessExpires(expires);
          }
      }
docs: Set the current session's duration (in seconds since Unix epoch), or "0"
  if session doesn't expire.
  <p/>
  This method is deprecated.  See {@link Facebook} and {@link Session} for more info.
  
  @param expiresInSecsFromNow
  - duration in seconds (or 0 if the session doesn't expire)