1 /*
2 * Copyright (c) 2024 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15 #define LOG_TAG "DataProviderImpl"
16 #include "data_provider_impl.h"
17 #include "unified_meta.h"
18 #include "udmf_capi_common.h"
19 #include "logger.h"
20
21 namespace OHOS {
22 namespace UDMF {
SetInnerProvider(OH_UdmfRecordProvider * provider)23 void DataProviderImpl::SetInnerProvider(OH_UdmfRecordProvider* provider)
24 {
25 innerProvider_ = provider;
26 }
27
GetInnerProvider()28 OH_UdmfRecordProvider* DataProviderImpl::GetInnerProvider()
29 {
30 return innerProvider_;
31 }
32
GetValueByType(const std::string & utdId)33 ValueType DataProviderImpl::GetValueByType(const std::string &utdId)
34 {
35 if (utdId.empty()) {
36 return std::monostate();
37 }
38 if (innerProvider_ == nullptr) {
39 LOG_ERROR(UDMF_CAPI, "innerprovider_ is null!");
40 return std::monostate();
41 }
42 auto value = (innerProvider_->callback)(innerProvider_->context, utdId.c_str());
43 if (value == nullptr) {
44 LOG_ERROR(
45 UDMF_CAPI, "get empty data when execute custom callback function");
46 return std::monostate();
47 }
48 UdsObject* object = static_cast<UdsObject *>(value);
49 if (IsInvalidUdsObjectByType(object, static_cast<UDType>(UtdUtils::GetUtdEnumFromUtdId(utdId)))) {
50 LOG_ERROR(UDMF_CAPI, "data type mismatch");
51 delete object;
52 return std::monostate();
53 }
54 std::shared_ptr<OHOS::UDMF::Object> obj = std::move(object->obj);
55 delete object;
56 return obj;
57 }
58
59 } // namespace UDMF
60 } // namespace OHOS