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 
16 #include "persistent_storage.h"
17 
18 namespace OHOS {
19 namespace Rosen {
20 namespace {
21 constexpr HiviewDFX::HiLogLabel LABEL = {LOG_CORE, HILOG_DOMAIN_WINDOW, "PersistentStorage"};
22 }
23 
24 template void PersistentStorage::Insert(const std::string&, const int&, PersistentStorageType);
25 template void PersistentStorage::Insert(const std::string&, const float&, PersistentStorageType);
26 template void PersistentStorage::Get(const std::string&, int&, PersistentStorageType);
27 template void PersistentStorage::Get(const std::string&, float&, PersistentStorageType);
28 
29 std::map<PersistentStorageType, std::string> PersistentStorage::storagePath_ = {
30     { PersistentStorageType::ASPECT_RATIO, "/data/service/el1/public/window/window_aspect_ratio.xml" },
31     { PersistentStorageType::MAXIMIZE_STATE, "/data/service/el1/public/window/window_maximize_state.xml" },
32 };
33 
HasKey(const std::string & key,PersistentStorageType storageType)34 bool PersistentStorage::HasKey(const std::string& key, PersistentStorageType storageType)
35 {
36     bool res = false;
37     auto pref = GetPreference(storageType);
38     if (!pref) {
39         WLOGE("[PersistentStorage] Preferences is nullptr");
40         return res;
41     }
42     res = pref->HasKey(key);
43     WLOGD("[PersistentStorage] %{public}s %{public}s", key.c_str(),
44         (res ? "Has persisted key:" : "Don't have persisted key:"));
45     return res;
46 }
47 
Delete(const std::string & key,PersistentStorageType storageType)48 void PersistentStorage::Delete(const std::string& key, PersistentStorageType storageType)
49 {
50     auto pref = GetPreference(storageType);
51     if (!pref) {
52         WLOGE("[PersistentStorage] Preferences is nullptr");
53         return;
54     }
55     pref->Delete(key);
56     pref->Flush();
57     WLOGD("[PersistentStorage] Delete key %{public}s", key.c_str());
58 }
59 
GetPreference(PersistentStorageType storageType)60 std::shared_ptr<PersistentPerference> PersistentStorage::GetPreference(PersistentStorageType storageType)
61 {
62     auto iter = storagePath_.find(storageType);
63     if (iter == storagePath_.end()) {
64         return nullptr;
65     }
66     auto fileName = storagePath_[storageType];
67     int errCode;
68     auto pref = NativePreferences::PreferencesHelper::GetPreferences(fileName, errCode);
69     WLOGD("[PersistentStorage] GetPreference fileName: %{public}s, errCode: %{public}d", fileName.c_str(), errCode);
70     return pref;
71 }
72 
73 template <typename T>
Insert(const std::string & key,const T & value,PersistentStorageType storageType)74 void PersistentStorage::Insert(const std::string& key, const T& value, PersistentStorageType storageType)
75 {
76     auto pref = GetPreference(storageType);
77     if (!pref) {
78         WLOGFE("[PersistentStorage] Preferences is nullptr");
79         return;
80     }
81     switch (storageType) {
82         case PersistentStorageType::ASPECT_RATIO: {
83             pref->PutFloat(key, value);
84             WLOGFD("[PersistentStorage] Insert aspect ratio, key %{public}s, value %{public}f",
85                 key.c_str(), static_cast<float>(value));
86             break;
87         }
88         case PersistentStorageType::MAXIMIZE_STATE: {
89             pref->PutInt(key, value);
90             WLOGFD("[PersistentStorage] Insert Maximize state, key %{public}s, value %{public}d",
91                 key.c_str(), static_cast<int>(value));
92             break;
93         }
94         default:
95             WLOGFW("[PersistentStorage] Unknown storage type!");
96     }
97     pref->Flush();
98 }
99 
100 template <typename T>
Get(const std::string & key,T & value,PersistentStorageType storageType)101 void PersistentStorage::Get(const std::string& key, T& value, PersistentStorageType storageType)
102 {
103     auto pref = GetPreference(storageType);
104     if (!pref) {
105         WLOGFE("[PersistentStorage] Preferences is nullptr");
106         return;
107     }
108     switch (storageType) {
109         case PersistentStorageType::ASPECT_RATIO: {
110             value = pref->GetFloat(key);
111             WLOGFD("[PersistentStorage] Get aspect ratio, key: %{public}s, value:%{public}f",
112                 key.c_str(), static_cast<float>(value));
113             break;
114         }
115         case PersistentStorageType::MAXIMIZE_STATE: {
116             value = pref->GetInt(key);
117             WLOGFD("[PersistentStorage] Get Maximize state, key: %{public}s, value:%{public}d",
118                 key.c_str(), static_cast<int>(value));
119             break;
120         }
121         default:
122             WLOGFW("[PersistentStorage] Unknown storage type!");
123     }
124 }
125 } // namespace Rosen
126 } // namespace OHOS