182 bool BatteryConfig::SplitKey(const std::string& key, std::vector<std::string>& keys) const  in SplitKey()
184     SplitStr(TrimStr(key), ".", keys);  in SplitKey()
185     return (keys.size() < MIN_DEPTH || keys.size() > MAX_DEPTH) ? false : true;  in SplitKey()
190     std::vector<std::string> keys;  in GetValue()  local
191     if (!SplitKey(key, keys)) {  in GetValue()
196     Json::Value value = FindConf(keys[MAP_KEY_INDEX]);  in GetValue()
198         BATTERY_HILOGW(COMP_HDI, "Value is empty. key=%{public}s", keys[MAP_KEY_INDEX].c_str());  in GetValue()
202     for (size_t i = 1; i < keys.size(); ++i) {  in GetValue()
203         if (!value.isObject() || !value.isMember(keys[i])) {  in GetValue()
204             BATTERY_HILOGW(COMP_HDI, "The key is not configured. key=%{public}s", keys[i].c_str());  in GetValue()
207         value = value[keys[i]];  in GetValue()