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Diffstat (limited to 'cmds/statsd/src/state/StateManager.cpp')
-rw-r--r-- | cmds/statsd/src/state/StateManager.cpp | 112 |
1 files changed, 0 insertions, 112 deletions
diff --git a/cmds/statsd/src/state/StateManager.cpp b/cmds/statsd/src/state/StateManager.cpp deleted file mode 100644 index c29afeb794fa..000000000000 --- a/cmds/statsd/src/state/StateManager.cpp +++ /dev/null @@ -1,112 +0,0 @@ -/* - * Copyright (C) 2019, The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#define DEBUG false // STOPSHIP if true -#include "Log.h" - -#include "StateManager.h" - -#include <private/android_filesystem_config.h> - -namespace android { -namespace os { -namespace statsd { - -StateManager::StateManager() - : mAllowedPkg({ - "com.android.systemui", - }) { -} - -StateManager& StateManager::getInstance() { - static StateManager sStateManager; - return sStateManager; -} - -void StateManager::clear() { - mStateTrackers.clear(); -} - -void StateManager::onLogEvent(const LogEvent& event) { - // Only process state events from uids in AID_* and packages that are whitelisted in - // mAllowedPkg. - // Whitelisted AIDs are AID_ROOT and all AIDs in [1000, 2000) - if (event.GetUid() == AID_ROOT || (event.GetUid() >= 1000 && event.GetUid() < 2000) || - mAllowedLogSources.find(event.GetUid()) != mAllowedLogSources.end()) { - if (mStateTrackers.find(event.GetTagId()) != mStateTrackers.end()) { - mStateTrackers[event.GetTagId()]->onLogEvent(event); - } - } -} - -void StateManager::registerListener(const int32_t atomId, wp<StateListener> listener) { - // Check if state tracker already exists. - if (mStateTrackers.find(atomId) == mStateTrackers.end()) { - mStateTrackers[atomId] = new StateTracker(atomId); - } - mStateTrackers[atomId]->registerListener(listener); -} - -void StateManager::unregisterListener(const int32_t atomId, wp<StateListener> listener) { - std::unique_lock<std::mutex> lock(mMutex); - - // Hold the sp<> until the lock is released so that ~StateTracker() is - // not called while the lock is held. - sp<StateTracker> toRemove; - - // Unregister listener from correct StateTracker - auto it = mStateTrackers.find(atomId); - if (it != mStateTrackers.end()) { - it->second->unregisterListener(listener); - - // Remove the StateTracker if it has no listeners - if (it->second->getListenersCount() == 0) { - toRemove = it->second; - mStateTrackers.erase(it); - } - } else { - ALOGE("StateManager cannot unregister listener, StateTracker for atom %d does not exist", - atomId); - } - lock.unlock(); -} - -bool StateManager::getStateValue(const int32_t atomId, const HashableDimensionKey& key, - FieldValue* output) const { - auto it = mStateTrackers.find(atomId); - if (it != mStateTrackers.end()) { - return it->second->getStateValue(key, output); - } - return false; -} - -void StateManager::updateLogSources(const sp<UidMap>& uidMap) { - mAllowedLogSources.clear(); - for (const auto& pkg : mAllowedPkg) { - auto uids = uidMap->getAppUid(pkg); - mAllowedLogSources.insert(uids.begin(), uids.end()); - } -} - -void StateManager::notifyAppChanged(const string& apk, const sp<UidMap>& uidMap) { - if (mAllowedPkg.find(apk) != mAllowedPkg.end()) { - updateLogSources(uidMap); - } -} - -} // namespace statsd -} // namespace os -} // namespace android |