javaV2NIMChatroomClient v2ChatroomClient = V2NIMChatroomClient.getInstance(instanceId);
V2NIMChatroomService v2ChatroomService = v2ChatroomClient.getChatroomService();

V2NIMChatroomListener listener = new V2NIMChatroomListener() {

    @Override
    public void onChatroomInfoUpdated(V2NIMChatroomInfo chatroom) {

    }
};

v2ChatroomService.addChatroomListener(listener);

objective-c@interface Listener: NSObject<V2NIMChatroomListener>
- (void)addToService;
@end

@implementation Listener

- (void)addToService
{
    id <V2NIMChatroomService> service = [[V2NIMChatroomClient getInstance:1] getChatroomService];
    [service addChatroomListener:self];
}

- (void)onChatroomInfoUpdated:(V2NIMChatroomInfo *)chatroomInfo
{

}

@end

cppV2NIMChatroomListener listener;
listener.onChatroomInfoUpdated = [](V2NIMChatroomInfo chatroomInfo) {
    // handle chatroom info updated
};
chatroomService.addChatroomListener(listener);

typescriptchatroom.V2NIMChatroomService.on('onChatroomInfoUpdated', function (chatroomInfo: V2NIMChatroomInfo){})

typescriptchatroom.chatroomService.on('onChatroomInfoUpdated', (chatroomInfo: V2NIMChatroomInfo) => {})

javaV2NIMChatroomInfo chatroomInfo = chatroomClient.getChatroomInfo();

objective-c[[V2NIMChatroomClient getInstance:instanceId] getChatroomInfo];

cppauto chatroomInfo = chatroomClient.getChatroomInfo();

typescriptconst chatroomInfo = chatroom.getChatroomInfo()

typescriptconst client: V2NIMChatroomClient = this.getInstance(instanceId)
const ret = client.getChatroomInfo()

java// 通过实例ID获取聊天室实例
V2NIMChatroomClient v2ChatroomClient = V2NIMChatroomClient.getInstance(instanceId);
V2NIMChatroomService v2ChatroomService = v2ChatroomClient.getChatroomService();

V2NIMChatroomUpdateParams updateParams = new V2NIMChatroomUpdateParams();
// 设置聊天室名称
updateParams.setRoomName("xxx");
// 设置聊天室公告
updateParams.setAnnouncement("xxx");
// 设置聊天室扩展字段
updateParams.setServerExtension("xxx");
// 设置聊天室直播地址
updateParams.setLiveUrl("xxx");
// 以上四个字段至少需要设置一个，否则会返回参数错误

// 设置是否需要通知
updateParams.setNotificationEnabled(true);
// 设置本次操作生成的通知中的扩展字段
updateParams.setNotificationExtension("xxx");

// 反垃圾配置，可不传
V2NIMAntispamConfig antispamConfig = new V2NIMAntispamConfig();

v2ChatroomService.updateChatroomInfo(updateParams, antispamConfig, new V2NIMSuccessCallback<Void>() {
    @Override
    public void onSuccess(Void unused) {
        // 更新成功
    }
}, new V2NIMFailureCallback() {
    @Override
    public void onFailure(V2NIMError error) {
        // 更新失败
    }
});

objective-c// 通过实例 ID 获取聊天室实例
id <V2NIMChatroomService> service = [[V2NIMChatroomClient getInstance:1] getChatroomService];

V2NIMChatroomUpdateParams *updateParams = [[V2NIMChatroomUpdateParams alloc] init];
// 设置聊天室名称
updateParams.roomName = @"xxx";
// 设置聊天室公告
updateParams.announcement = @"xxx";
// 设置聊天室扩展字段
updateParams.serverExtension = @"xxx";
// 设置聊天室直播地址
updateParams.liveUrl = @"xxx";
// 以上四个字段至少需要设置一个，否则会返回参数错误

// 设置是否需要通知
updateParams.notificationEnabled = true;
// 设置本次操作生成的通知中的扩展字段
updateParams.notificationExtension = @"xxx";

// 反垃圾配置,可不传
V2NIMAntispamConfig *antispamConfig = [[V2NIMAntispamConfig alloc] init];
[service updateChatroomInfo:updateParams
             antispamConfig:antispamConfig
                    success:^() 
                    {
                        // 设置成功
                    }
                    failure:^(V2NIMError *error) 
                    {
                        // 设置失败
                    }];

cppV2NIMChatroomUpdateParams updateParams;
updateParams.roomName = "roomName";
V2NIMAntispamConfig antispamConfig;
chatroomService.updateChatroomInfo(
    updateParams,
    antispamConfig,
    []() {
        // update chatroom info succeeded
    },
    [](V2NIMError error) {
        // update chatroom info failed, handle error
    });

typescriptawait chatroom.V2NIMChatroomService.updateChatroomInfo(
    {
        roomName: 'name',
        annoucement: 'announcement',
        serverExtension: 'serverExtension',
        notificationEnabled: true,
        notificationExtension: 'notificationExtension'    
    }
)

typescriptawait this.chatroomClient.chatroomService.updateChatroomInfo(
    {
        roomName: 'name',
        annoucement: 'announcement',
        serverExtension: 'serverExtension',
        notificationEnabled: true,
        notificationExtension: 'notificationExtension'    
    }
)