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/*
* Copyright (C) 2018 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.
*/
#include "Observer.h"
namespace android {
namespace hardware {
namespace media {
namespace bufferpool {
namespace V2_0 {
namespace implementation {
Observer::Observer() {
}
Observer::~Observer() {
}
// Methods from ::android::hardware::media::bufferpool::V2_0::IObserver follow.
Return<void> Observer::onMessage(int64_t connectionId, uint32_t msgId) {
std::unique_lock<std::mutex> lock(mLock);
auto it = mClients.find(connectionId);
if (it != mClients.end()) {
const std::shared_ptr<BufferPoolClient> client = it->second.lock();
if (!client) {
mClients.erase(it);
} else {
lock.unlock();
client->receiveInvalidation(msgId);
}
}
return Void();
}
void Observer::addClient(ConnectionId connectionId,
const std::weak_ptr<BufferPoolClient> &wclient) {
std::lock_guard<std::mutex> lock(mLock);
for (auto it = mClients.begin(); it != mClients.end();) {
if (!it->second.lock() || it->first == connectionId) {
it = mClients.erase(it);
} else {
++it;
}
}
mClients.insert(std::make_pair(connectionId, wclient));
}
void Observer::delClient(ConnectionId connectionId) {
std::lock_guard<std::mutex> lock(mLock);
mClients.erase(connectionId);
}
} // namespace implementation
} // namespace V2_0
} // namespace bufferpool
} // namespace media
} // namespace hardware
} // namespace android