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/*
* Copyright (C) 2016 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.
*/
package com.android.internal.telephony;
import android.telephony.ClientRequestStats;
import android.telephony.Rlog;
import com.android.internal.annotations.VisibleForTesting;
import java.util.ArrayList;
public class ClientWakelockAccountant {
public static final String LOG_TAG = "ClientWakelockAccountant: ";
@VisibleForTesting
public ClientRequestStats mRequestStats = new ClientRequestStats();
@VisibleForTesting
public ArrayList<RilWakelockInfo> mPendingRilWakelocks = new ArrayList<>();
@VisibleForTesting
public ClientWakelockAccountant(String callingPackage) {
mRequestStats.setCallingPackage(callingPackage);
}
@VisibleForTesting
public void startAttributingWakelock(int request,
int token, int concurrentRequests, long time) {
RilWakelockInfo wlInfo = new RilWakelockInfo(request, token, concurrentRequests, time);
synchronized (mPendingRilWakelocks) {
mPendingRilWakelocks.add(wlInfo);
}
}
@VisibleForTesting
public void stopAttributingWakelock(int request, int token, long time) {
RilWakelockInfo wlInfo = removePendingWakelock(request, token);
if (wlInfo != null) {
completeRequest(wlInfo, time);
}
}
@VisibleForTesting
public void stopAllPendingRequests(long time) {
synchronized (mPendingRilWakelocks) {
for (RilWakelockInfo wlInfo : mPendingRilWakelocks) {
completeRequest(wlInfo, time);
}
mPendingRilWakelocks.clear();
}
}
@VisibleForTesting
public void changeConcurrentRequests(int concurrentRequests, long time) {
synchronized (mPendingRilWakelocks) {
for (RilWakelockInfo wlInfo : mPendingRilWakelocks) {
wlInfo.updateConcurrentRequests(concurrentRequests, time);
}
}
}
private void completeRequest(RilWakelockInfo wlInfo, long time) {
wlInfo.setResponseTime(time);
synchronized (mRequestStats) {
mRequestStats.addCompletedWakelockTime(wlInfo.getWakelockTimeAttributedToClient());
mRequestStats.incrementCompletedRequestsCount();
mRequestStats.updateRequestHistograms(wlInfo.getRilRequestSent(),
(int) wlInfo.getWakelockTimeAttributedToClient());
}
}
@VisibleForTesting
public int getPendingRequestCount() {
return mPendingRilWakelocks.size();
}
@VisibleForTesting
public synchronized long updatePendingRequestWakelockTime(long uptime) {
long totalPendingWakelockTime = 0;
synchronized (mPendingRilWakelocks) {
for (RilWakelockInfo wlInfo : mPendingRilWakelocks) {
wlInfo.updateTime(uptime);
totalPendingWakelockTime += wlInfo.getWakelockTimeAttributedToClient();
}
}
synchronized (mRequestStats) {
mRequestStats.setPendingRequestsCount(getPendingRequestCount());
mRequestStats.setPendingRequestsWakelockTime(totalPendingWakelockTime);
}
return totalPendingWakelockTime;
}
private RilWakelockInfo removePendingWakelock(int request, int token) {
RilWakelockInfo result = null;
synchronized (mPendingRilWakelocks) {
for (RilWakelockInfo wlInfo : mPendingRilWakelocks) {
if ((wlInfo.getTokenNumber() == token) &&
(wlInfo.getRilRequestSent() == request)) {
result = wlInfo;
}
}
if( result != null ) {
mPendingRilWakelocks.remove(result);
}
}
if(result == null) {
Rlog.w(LOG_TAG, "Looking for Request<" + request + "," + token + "> in "
+ mPendingRilWakelocks);
}
return result;
}
@Override
public String toString() {
return "ClientWakelockAccountant{" +
"mRequestStats=" + mRequestStats +
", mPendingRilWakelocks=" + mPendingRilWakelocks +
'}';
}
}
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