为什么两个不同的账号，可以绑定同一个微信账号？

dissociateWithAuthData绑定第三方账号时发现，两个不同的账号可以绑定同一个微信。即mobilePhoneNumber为不同的两个账户！

那么我下次用微信登录，可以登进去哪一个账号啊？

之前写错了
是associateWithAuthData方法；具体如下
手机号登录用户A绑定微信号A，然后退出登录。手机号登录用户B，同样的去绑定微信号A，发现提示绑定成功。
在后台看到两个用户的第三方信息中 微信部分openID为同一个值

UMAuthListener authListener = new UMAuthListener() {
/**
* @desc 授权开始的回调
* @param platform 平台名称
*/
@Override
public void onStart(SHARE_MEDIA platform) {
WaitDialog.show("正在绑定中...");
}

    /**
     * @desc 授权成功的回调
     * @param platform 平台名称
     * @param action 行为序号，开发者用不上
     * @param data 用户资料返回
     */
    @Override
    public void onComplete(SHARE_MEDIA platform, int action, Map<String, String> data) {
        // 获取所有键值对对象的集合
        Set<Map.Entry<String, String>> set = data.entrySet();
        // 遍历键值对对象的集合，得到每一个键值对对象
        for (Map.Entry<String, String> me : set) {
            // 根据键值对对象获取键和值
            String key = me.getKey();
            String value = me.getValue();
            System.out.println(key + "---" + value);
        }
        switch (platform.getName()) {
            case "wxsession":
                mmkv.encode("USER_HEAD",data.get("iconurl"));
                mmkv.encode("USER_NAME",data.get("name"));
                thirdPartyData = new HashMap<String, Object>();
                thirdPartyData.put("expires_in", data.get("expires_in"));
                thirdPartyData.put("openid", data.get("openid"));
                thirdPartyData.put("access_token", data.get("accessToken"));
                associateWithAuthData("Wechat",thirdPartyData,data.get("name"));
                break;
            case "qq":
                mmkv.encode("USER_HEAD",data.get("iconurl"));
                mmkv.encode("USER_NAME",data.get("name"));
                thirdPartyData = new HashMap<String, Object>();
                thirdPartyData.put("expires_in", data.get("expires_in"));
                thirdPartyData.put("openid", data.get("openid"));
                thirdPartyData.put("access_token", data.get("accessToken"));
                associateWithAuthData("Tencent",thirdPartyData,data.get("name"));
                break;
            case "sina":
                mmkv.encode("USER_HEAD",data.get("iconurl"));
                mmkv.encode("USER_NAME",data.get("name"));
                thirdPartyData = new HashMap<String, Object>();
                thirdPartyData.put("expires_in", data.get("expiration"));
                thirdPartyData.put("openid", data.get("uid"));
                thirdPartyData.put("access_token", data.get("accessToken"));
                associateWithAuthData("Sina",thirdPartyData,data.get("name"));
                break;
        }

    }

    /**
     * @desc 授权失败的回调
     * @param platform 平台名称
     * @param action 行为序号，开发者用不上
     * @param t 错误原因
     */
    @Override
    public void onError(SHARE_MEDIA platform, int action, Throwable t) {
        PopTip.show(t.getMessage());
        WaitDialog.dismiss();
    }

    /**
     * @desc 授权取消的回调
     * @param platform 平台名称
     * @param action 行为序号，开发者用不上
     */
    @Override
    public void onCancel(SHARE_MEDIA platform, int action) {
        PopTip.show("取消登录");
        WaitDialog.dismiss();
    }
};


private void associateWithAuthData(String platform , Map<String, Object> thirdData,String username) {
    switch (platform) {
        case "Wechat":
            user.put("wechatName",username);
            break;
        case "Tencent":
            user.put("tencentName",username);
            break;
        case "Sina":
            user.put("sinaName",username);
            break;
    }
    user.associateWithAuthData(thirdData, platform).subscribe(new Observer<LCUser>() {
        @Override
        public void onSubscribe(Disposable d) {
        }
        @Override
        public void onNext(LCUser avUser) {
            WaitDialog.dismiss();
            PopTip.show("绑定成功");
            initView();
        }
        @Override
        public void onError(Throwable e) {
            System.out.println("绑定失败：" + e.getMessage());
        }
        @Override
        public void onComplete() {
        }
    });
}