Baidu Two-Stage Reward

// 1. When requesting an ad, pass in the Baidu RewardVideoRewardInfo object.    
        Map<String, Object> localMap = new HashMap<>();
        localMap.put(ATAdConst.KEY.USER_ID, userid);
        localMap.put(ATAdConst.KEY.USER_CUSTOM_DATA, userdata);

        RewardVideoRewardInfo rewardInfo = RewardVideoRewardInfo.builder()
                // Select reward type, 1: Inflated Reward, 2: Doubled Reward
                .setRewardType(new Random().nextInt(2) + 1)
                // Basic reward value, enter a number, supports up to 5 digits
                .setBasicReward("9999")
                // Basic reward unit, supports up to 3 characters
                .setBasicUnit("coins")
                // Two-stage reward value, enter a number, supports up to 5 digits
                .setAdvancedReward("99999")
                // Two-stage reward unit, supports up to 3 characters
                .setAdvancedUnit("coins")
                // When the reward type is Doubled Reward, the reward multiplier needs to be entered
                .setMultiple("2").create();

        localMap.put(BaiduATConst.BD_REWARD_INFO, rewardInfo);

        mRewardVideoAd.setLocalExtra(localMap);
        mRewardVideoAd.load();

// 2. When the reward callback is received, rewardMap is the reward info returned by Baidu.
    @Override
            public void onReward(ATAdInfo entity) {
                if (entity.getNetworkFirmId() == BaiduATConst.NETWORK_FIRM_ID) {
                    Map<String, Object> extInfoMap = entity.getExtInfoMap();
                    if (extInfoMap != null){
                        Object rewardInfoObj = extInfoMap.get(ATAdConst.REWARD_EXTRA.REWARD_INFO);
                        if (rewardInfoObj instanceof Map) {
                            Map<String, Object> rewardMap = (Map<String, Object>) rewardInfoObj;
                        }
                    }
                }

            }