Package io.rong.imkit.userinfo

## Interface RongUserInfoManager.UserDataObserver

- All Implemented Interfaces:

      public interface RongUserInfoManager.UserDataObserver

- - ### Nested Class Summary

    Nested Classes
    Modifier and Type | Class | Description
    --- | --- | ---

  - ### Field Summary

    Fields
    Modifier and Type | Field | Description
    --- | --- | ---

  - ### Constructor Summary

    Constructors
    Constructor | Description
    --- | ---

  - ### Enum Constant Summary

    Enum Constants
    Enum Constant | Description
    --- | ---

  - ### Method Summary

    Modifier and Type | Method | Description
    --- | --- | ---
    `abstract void` | `onUserUpdate(UserInfo info)` | 用户信息发生变更时的回调方法。
    `abstract void` | `onGroupUpdate(Group group)` | 群组信息发生变更时的回调方法。
    `abstract void` | `onGroupUserInfoUpdate(GroupUserInfo groupUserInfo)` | 群昵称信息发生变更时的回调方法。

    - ### Methods inherited from class java.lang.Object

      `clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait`

- - ### Constructor Detail

  - ### Method Detail

    - #### onUserUpdate

           abstract void onUserUpdate(UserInfo info)

      用户信息发生变更时的回调方法。

      Parameters:
        `info` - 变更后的用户信息。

    - #### onGroupUpdate

           abstract void onGroupUpdate(Group group)

      群组信息发生变更时的回调方法。

      Parameters:
        `group` - 变更后的群信息。

    - #### onGroupUserInfoUpdate

           abstract void onGroupUserInfoUpdate(GroupUserInfo groupUserInfo)

      群昵称信息发生变更时的回调方法。

      Parameters:
        `groupUserInfo` - 变更后的群昵称信息。