1 /*
2 * Copyright (c) 2023 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 "RdbNotifyStrategy"
16
17 #include "rdb_notify_strategy.h"
18
19 #include "general/load_config_common_strategy.h"
20 #include "general/load_config_data_info_strategy.h"
21 #include "general/load_config_from_bundle_info_strategy.h"
22 #include "log_print.h"
23 #include "utils/anonymous.h"
24
25 namespace OHOS::DataShare {
Execute(std::shared_ptr<Context> context)26 bool RdbNotifyStrategy::Execute(std::shared_ptr<Context> context)
27 {
28 auto &preProcess = GetStrategy();
29 if (preProcess.IsEmpty()) {
30 ZLOGE("get strategy fail, maybe memory not enough");
31 return false;
32 }
33 if (!preProcess(context)) {
34 ZLOGE("pre process fail, uri: %{public}s", DistributedData::Anonymous::Change(context->uri).c_str());
35 return false;
36 }
37 if (context->callerBundleName != context->calledBundleName) {
38 ZLOGD("not your data, cannot notify, callerBundleName: %{public}s, calledBundleName: %{public}s",
39 context->callerBundleName.c_str(), context->calledBundleName.c_str());
40 return false;
41 }
42 return true;
43 }
44
GetStrategy()45 SeqStrategy &RdbNotifyStrategy::GetStrategy()
46 {
47 std::lock_guard<decltype(mutex_)> lock(mutex_);
48 if (!strategies_.IsEmpty()) {
49 return strategies_;
50 }
51 std::initializer_list<Strategy *> list = {
52 new (std::nothrow)LoadConfigCommonStrategy(),
53 new (std::nothrow)LoadConfigFromBundleInfoStrategy(),
54 new (std::nothrow)LoadConfigDataInfoStrategy()
55 };
56 auto ret = strategies_.Init(list);
57 if (!ret) {
58 std::for_each(list.begin(), list.end(), [](Strategy *item) {
59 delete item;
60 });
61 return strategies_;
62 }
63 return strategies_;
64 }
65 } // namespace OHOS::DataShare