1 /*
2 * Copyright (c) 2022-2024 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
16 #include "cj_environment_callback.h"
17
18 #include "hilog_tag_wrapper.h"
19
20 namespace OHOS {
21 namespace AbilityRuntime {
CjEnvironmentCallback()22 CjEnvironmentCallback::CjEnvironmentCallback()
23 {
24 }
25
26 int32_t CjEnvironmentCallback::serialNumber_ = 0;
27
CallConfigurationUpdatedInner(const AppExecFwk::Configuration & config,const std::map<int32_t,std::function<void (CConfiguration)>> & callbacks)28 void CjEnvironmentCallback::CallConfigurationUpdatedInner(const AppExecFwk::Configuration &config,
29 const std::map<int32_t, std::function<void(CConfiguration)>> &callbacks)
30 {
31 TAG_LOGD(AAFwkTag::APPKIT, "methodName = onConfiguration");
32 for (auto &callback : callbacks) {
33 if (!callback.second) {
34 TAG_LOGE(AAFwkTag::APPKIT, " Invalid cjCallback");
35 return;
36 }
37 auto cfg = CreateCConfiguration(config);
38 callback.second(cfg);
39 }
40 }
41
OnConfigurationUpdated(const AppExecFwk::Configuration & config)42 void CjEnvironmentCallback::OnConfigurationUpdated(const AppExecFwk::Configuration &config)
43 {
44 std::weak_ptr<CjEnvironmentCallback> thisWeakPtr(shared_from_this());
45 std::shared_ptr<CjEnvironmentCallback> cjEnvCallback = thisWeakPtr.lock();
46 if (cjEnvCallback) {
47 cjEnvCallback->CallConfigurationUpdatedInner(config, onConfigurationUpdatedCallbacks_);
48 }
49 }
50
CallMemoryLevelInner(const int level,const std::map<int32_t,std::function<void (int32_t)>> & callbacks)51 void CjEnvironmentCallback::CallMemoryLevelInner(const int level,
52 const std::map<int32_t, std::function<void(int32_t)>> &callbacks)
53 {
54 TAG_LOGD(AAFwkTag::APPKIT, "onMemoryLevel");
55 for (auto &callback : callbacks) {
56 if (!callback.second) {
57 TAG_LOGE(AAFwkTag::APPKIT, "Invalid jsCallback");
58 return;
59 }
60 callback.second(static_cast<int32_t>(level));
61 }
62 }
63
OnMemoryLevel(const int level)64 void CjEnvironmentCallback::OnMemoryLevel(const int level)
65 {
66 std::weak_ptr<CjEnvironmentCallback> thisWeakPtr(shared_from_this());
67 std::shared_ptr<CjEnvironmentCallback> cjEnvCallback = thisWeakPtr.lock();
68 if (cjEnvCallback) {
69 cjEnvCallback->CallMemoryLevelInner(level, onMemoryLevelCallbacks_);
70 }
71 }
72
Register(std::function<void (CConfiguration)> cfgCallback,std::function<void (int32_t)> memCallback,bool isSync)73 int32_t CjEnvironmentCallback::Register(std::function<void(CConfiguration)> cfgCallback,
74 std::function<void(int32_t)> memCallback, bool isSync)
75 {
76 int32_t callbackId = serialNumber_;
77 if (serialNumber_ < INT32_MAX) {
78 serialNumber_++;
79 } else {
80 serialNumber_ = 0;
81 }
82 if (isSync) {
83 return -1;
84 } else {
85 onConfigurationUpdatedCallbacks_.emplace(callbackId, cfgCallback);
86 onMemoryLevelCallbacks_.emplace(callbackId, memCallback);
87 }
88 return callbackId;
89 }
90
UnRegister(int32_t callbackId,bool isSync)91 bool CjEnvironmentCallback::UnRegister(int32_t callbackId, bool isSync)
92 {
93 TAG_LOGD(AAFwkTag::APPKIT, "callbackId : %{public}d", callbackId);
94 if (isSync) {
95 return false;
96 }
97 auto itCfg = onConfigurationUpdatedCallbacks_.find(callbackId);
98 if (itCfg == onConfigurationUpdatedCallbacks_.end()) {
99 TAG_LOGE(AAFwkTag::APPKIT, "callbackId: %{public}d is not in callbacks_", callbackId);
100 return false;
101 }
102 TAG_LOGD(AAFwkTag::APPKIT, "callbacks_.callbackId : %{public}d", itCfg->first);
103 auto itMem = onMemoryLevelCallbacks_.find(callbackId);
104 if (itMem == onMemoryLevelCallbacks_.end()) {
105 TAG_LOGE(AAFwkTag::APPKIT, "callbackId: %{public}d is not in callbacks_", callbackId);
106 return false;
107 }
108 TAG_LOGD(AAFwkTag::APPKIT, "callbacks_.callbackId : %{public}d", itMem->first);
109 return onConfigurationUpdatedCallbacks_.erase(callbackId) == 1 && onMemoryLevelCallbacks_.erase(callbackId) == 1;
110 }
111
IsEmpty() const112 bool CjEnvironmentCallback::IsEmpty() const
113 {
114 return onConfigurationUpdatedCallbacks_.empty() && onMemoryLevelCallbacks_.empty();
115 }
116 } // namespace AbilityRuntime
117 } // namespace OHOS