public class UCError {
    public static enum ErrCode {
        ERR_LOGIN_EMPTY_PARAM,   
        ERR_LOGIN_ERROR_PARAM,  
        ERR_INVALID_USER_ID,
        ERR_INVALID_USER_TOKEN,
        ERR_SERVER_ERR
    }
    public int getErrCode();
    public String getError();

}

public class UCConfig {
public void setLogPath(String path);
public void setDebugMode(boolean isDebug);
public void setServerDomain(String serverDomain);
public void setConfig(UserConfig config);
}

class UCUserStatusListener {
    public void onSessionInvalid();
}

class UCLoginCallback {
    public void onSuccess();
    public void onError(UCCalendarError err);
}

class UCSDK {
    public static void init(UCConfig config);
    public static void addUserStatusListener(UCCalendarUserStatusListener listener);
    public static void login(String uid, String token, UCLoginCallback callback);
    public static void logout();
    public static void startSingleChat(Context context,int userId ,String title)
    public static void startGroupChat(Context context,int groupId ,String title)
    public static void startCloudChat(Context context,int groupId ,String title)
    public static void startConfereChat(Context context,int groupId,int eventId ,String title)
    public static void queryUserStatus(int[] userId, OnTaskFinishListener<List<UserStatusManager.UserStatus>> onTaskFinishListener)
    public static void queryTotalMsgCount()
}

UserConfig类的权限说明

public int cloudDiskType;        // 云盘权限 
public int todoTaskType;        //土豆任务权限
public int imType;           //消息 
public int calendarType;        //日历 
public int confType;          //会议 
public int callType;          //呼 
public int appCenterType;        //应用中心 
public int appMomentsType;        //动态 
public int appScanType;          //扫一扫 
public int cloud_meeting;         //云会议 
public int meeting_room;          //视频会议室 
public int meeting_email_participant;    //会议邀请外部参会人权限 
public int document2;            //文件发送 
public int bbs_task_receive;         // 广播接收权限，接收端不需要处理 
public int conf_call_forward;         // 呼转电话开关 
public int pbx_call_forward;         // 呼转pbx开关  
public int trip_remind;           // 出行提醒 
public int broadcast_station;        // i广播通讯录入口显示权限 
public int chat;               //IM聊天 
public int hardware_video;           // 硬件视频属性 
public int hardware_box;            // 盒子开通属性 
public int join_conf_lync;           // 允许Lync入会

  UCSDK.login(uid, token,
         new UCLoginCallback(){
                  @Override
                  public void onSuccess() {
                           Log.d("登录全时日历服务器成功！");
                  }

                  @Override
                  public void onError(UCCalendarError err) {
                          Log.d("登录聊天服务器失败！" + err.getString());
                  }
});

  UCSDK.addUserStatusListener(new UCUserStatusListener(){
                  @Override
                  public void onSessionInvalid() {
                           ...
                           UCSDK.getInstance().login(uid, token, ...
                  }
         });

  /**
     * 开启单聊
     * @param context
     * @param userId
     *  对方用户Id
     * @param title
     *  聊天标题
     */
       UCSDK.startSingleChat(Context context,int userId ,String title)

  /**
     * 开启群聊
     * @param context
     * @param groupId
     * 群聊Id
     * @param title
     * 聊天标题
     */
UCSDK.startGroupChat(Context context,int groupId ,String title)

  /**
 * 开启文件库讨论
 * @param context
 * @param groupId
 * 文件库Id
 * @param title
 * 聊天标题
 */
UCSDK.startCloudChat(Context context,int groupId ,String title)

  /**
 * 开启会议聊天
 * @param context
 * @param groupId
 * 会议关联的群Id
 * @param eventId
 * 会议的eventId
 * @param title
 * 聊天标题
 */
UCSDK.startConfereChat(Context context,int groupId,int eventId ,String title)

UserStatusManager.UserStatus用户状态类的权限说明:

public static class UserStatus{
        public UserStatus(int userID, PresenceType status) {
            this.userID = userID;
            this.status = status;
        }
        public int userID;
        public PresenceType status;
    }

userID为用户的Id，PresenceType为用户状态，具体有以下值
  Online(1),   //在线
  Busy(2),   //请勿打扰
  Away(3),   //离开
  Meeting(4),  //会议中
  Offline(5),  //离线
  Call(6),     //呼中
  Meeting_Phone(7), //电话会议
  Meeting_Ctrl(8),  //远程控制会议
  Tomato(9);    //番茄活动