/*
* 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.server.am;
import android.os.BatteryStats;
import static android.os.BatteryStats.STATS_SINCE_UNPLUGGED;
import android.os.PowerManager;
import android.os.SystemClock;
import android.os.health.HealthKeys;
import android.os.health.HealthStatsParceler;
import android.os.health.HealthStatsWriter;
import android.os.health.PackageHealthStats;
import android.os.health.ProcessHealthStats;
import android.os.health.PidHealthStats;
import android.os.health.ServiceHealthStats;
import android.os.health.TimerStat;
import android.os.health.UidHealthStats;
import android.util.SparseArray;
import java.util.Map;
public class HealthStatsBatteryStatsWriter {
private final long mNowRealtimeMs;
private final long mNowUptimeMs;
public HealthStatsBatteryStatsWriter() {
mNowRealtimeMs = SystemClock.elapsedRealtime();
mNowUptimeMs = SystemClock.uptimeMillis();
}
/**
* Writes the contents of a BatteryStats.Uid into a HealthStatsWriter.
*/
@SuppressWarnings("deprecation")
public void writeUid(HealthStatsWriter uidWriter, BatteryStats bs, BatteryStats.Uid uid) {
int N;
BatteryStats.Timer timer;
SparseArray<? extends BatteryStats.Uid.Sensor> sensors;
SparseArray<? extends BatteryStats.Uid.Pid> pids;
BatteryStats.ControllerActivityCounter controller;
long sum;
//
// It's a little odd for these first four to be here but it's not the end of the
// world. It would be easy enough to duplicate them somewhere else if this API
// grows.
//
// MEASUREMENT_REALTIME_BATTERY_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_REALTIME_BATTERY_MS,
bs.computeBatteryRealtime(mNowRealtimeMs*1000, STATS_SINCE_UNPLUGGED)/1000);
// MEASUREMENT_UPTIME_BATTERY_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_UPTIME_BATTERY_MS,
bs.computeBatteryUptime(mNowUptimeMs*1000, STATS_SINCE_UNPLUGGED)/1000);
// MEASUREMENT_REALTIME_SCREEN_OFF_BATTERY_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_REALTIME_SCREEN_OFF_BATTERY_MS,
bs.computeBatteryScreenOffRealtime(
mNowRealtimeMs*1000, STATS_SINCE_UNPLUGGED)/1000);
// MEASUREMENT_UPTIME_SCREEN_OFF_BATTERY_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_UPTIME_SCREEN_OFF_BATTERY_MS,
bs.computeBatteryScreenOffUptime(mNowUptimeMs*1000, STATS_SINCE_UNPLUGGED)/1000);
//
// Now on to the real per-uid stats...
//
for (final Map.Entry<String,? extends BatteryStats.Uid.Wakelock> entry:
uid.getWakelockStats().entrySet()) {
final String key = entry.getKey();
final BatteryStats.Uid.Wakelock wakelock = entry.getValue();
// TIMERS_WAKELOCKS_FULL
timer = wakelock.getWakeTime(BatteryStats.WAKE_TYPE_FULL);
addTimers(uidWriter, UidHealthStats.TIMERS_WAKELOCKS_FULL, key, timer);
// TIMERS_WAKELOCKS_PARTIAL
timer = wakelock.getWakeTime(BatteryStats.WAKE_TYPE_PARTIAL);
addTimers(uidWriter, UidHealthStats.TIMERS_WAKELOCKS_PARTIAL, key, timer);
// TIMERS_WAKELOCKS_WINDOW
timer = wakelock.getWakeTime(BatteryStats.WAKE_TYPE_WINDOW);
addTimers(uidWriter, UidHealthStats.TIMERS_WAKELOCKS_WINDOW, key, timer);
// TIMERS_WAKELOCKS_DRAW
timer = wakelock.getWakeTime(BatteryStats.WAKE_TYPE_DRAW);
addTimers(uidWriter, UidHealthStats.TIMERS_WAKELOCKS_DRAW, key, timer);
}
// TIMERS_SYNCS
for (final Map.Entry<String,? extends BatteryStats.Timer> entry:
uid.getSyncStats().entrySet()) {
addTimers(uidWriter, UidHealthStats.TIMERS_SYNCS, entry.getKey(), entry.getValue());
}
// TIMERS_JOBS
for (final Map.Entry<String,? extends BatteryStats.Timer> entry:
uid.getJobStats().entrySet()) {
addTimers(uidWriter, UidHealthStats.TIMERS_JOBS, entry.getKey(), entry.getValue());
}
// TIMERS_SENSORS
sensors = uid.getSensorStats();
N = sensors.size();
for (int i=0; i<N; i++) {
int sensorId = sensors.keyAt(i);
// Battery Stats stores the GPS sensors with a bogus key in this API. Pull it out
// as a separate metric here so as to not expose that in the API.
if (sensorId == BatteryStats.Uid.Sensor.GPS) {
addTimer(uidWriter, UidHealthStats.TIMER_GPS_SENSOR,
sensors.valueAt(i).getSensorTime());
} else {
addTimers(uidWriter, UidHealthStats.TIMERS_SENSORS, Integer.toString(sensorId),
sensors.valueAt(i).getSensorTime());
}
}
// STATS_PIDS
pids = uid.getPidStats();
N = pids.size();
for (int i=0; i<N; i++) {
final HealthStatsWriter writer = new HealthStatsWriter(PidHealthStats.CONSTANTS);
writePid(writer, pids.valueAt(i));
uidWriter.addStats(UidHealthStats.STATS_PIDS, Integer.toString(pids.keyAt(i)), writer);
}
// STATS_PROCESSES
for (final Map.Entry<String,? extends BatteryStats.Uid.Proc> entry:
uid.getProcessStats().entrySet()) {
final HealthStatsWriter writer = new HealthStatsWriter(ProcessHealthStats.CONSTANTS);
writeProc(writer, entry.getValue());
uidWriter.addStats(UidHealthStats.STATS_PROCESSES, entry.getKey(), writer);
}
// STATS_PACKAGES
for (final Map.Entry<String,? extends BatteryStats.Uid.Pkg> entry:
uid.getPackageStats().entrySet()) {
final HealthStatsWriter writer = new HealthStatsWriter(PackageHealthStats.CONSTANTS);
writePkg(writer, entry.getValue());
uidWriter.addStats(UidHealthStats.STATS_PACKAGES, entry.getKey(), writer);
}
controller = uid.getWifiControllerActivity();
if (controller != null) {
// MEASUREMENT_WIFI_IDLE_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_IDLE_MS,
controller.getIdleTimeCounter().getCountLocked(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_WIFI_RX_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_RX_MS,
controller.getRxTimeCounter().getCountLocked(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_WIFI_TX_MS
sum = 0;
for (final BatteryStats.LongCounter counter: controller.getTxTimeCounters()) {
sum += counter.getCountLocked(STATS_SINCE_UNPLUGGED);
}
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_TX_MS, sum);
// MEASUREMENT_WIFI_POWER_MAMS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_POWER_MAMS,
controller.getPowerCounter().getCountLocked(STATS_SINCE_UNPLUGGED));
}
controller = uid.getBluetoothControllerActivity();
if (controller != null) {
// MEASUREMENT_BLUETOOTH_IDLE_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_BLUETOOTH_IDLE_MS,
controller.getIdleTimeCounter().getCountLocked(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_BLUETOOTH_RX_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_BLUETOOTH_RX_MS,
controller.getRxTimeCounter().getCountLocked(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_BLUETOOTH_TX_MS
sum = 0;
for (final BatteryStats.LongCounter counter: controller.getTxTimeCounters()) {
sum += counter.getCountLocked(STATS_SINCE_UNPLUGGED);
}
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_BLUETOOTH_TX_MS, sum);
// MEASUREMENT_BLUETOOTH_POWER_MAMS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_BLUETOOTH_POWER_MAMS,
controller.getPowerCounter().getCountLocked(STATS_SINCE_UNPLUGGED));
}
controller = uid.getModemControllerActivity();
if (controller != null) {
// MEASUREMENT_MOBILE_IDLE_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_MOBILE_IDLE_MS,
controller.getIdleTimeCounter().getCountLocked(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_MOBILE_RX_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_MOBILE_RX_MS,
controller.getRxTimeCounter().getCountLocked(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_MOBILE_TX_MS
sum = 0;
for (final BatteryStats.LongCounter counter: controller.getTxTimeCounters()) {
sum += counter.getCountLocked(STATS_SINCE_UNPLUGGED);
}
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_MOBILE_TX_MS, sum);
// MEASUREMENT_MOBILE_POWER_MAMS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_MOBILE_POWER_MAMS,
controller.getPowerCounter().getCountLocked(STATS_SINCE_UNPLUGGED));
}
// MEASUREMENT_WIFI_RUNNING_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_RUNNING_MS,
uid.getWifiRunningTime(mNowRealtimeMs*1000, STATS_SINCE_UNPLUGGED)/1000);
// MEASUREMENT_WIFI_FULL_LOCK_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_FULL_LOCK_MS,
uid.getFullWifiLockTime(mNowRealtimeMs*1000, STATS_SINCE_UNPLUGGED)/1000);
// TIMER_WIFI_SCAN
uidWriter.addTimer(UidHealthStats.TIMER_WIFI_SCAN,
uid.getWifiScanCount(STATS_SINCE_UNPLUGGED),
uid.getWifiScanTime(mNowRealtimeMs*1000, STATS_SINCE_UNPLUGGED)/1000);
// MEASUREMENT_WIFI_MULTICAST_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_MULTICAST_MS,
uid.getWifiMulticastTime(mNowRealtimeMs*1000, STATS_SINCE_UNPLUGGED)/1000);
// TIMER_AUDIO
addTimer(uidWriter, UidHealthStats.TIMER_AUDIO, uid.getAudioTurnedOnTimer());
// TIMER_VIDEO
addTimer(uidWriter, UidHealthStats.TIMER_VIDEO, uid.getVideoTurnedOnTimer());
// TIMER_FLASHLIGHT
addTimer(uidWriter, UidHealthStats.TIMER_FLASHLIGHT, uid.getFlashlightTurnedOnTimer());
// TIMER_CAMERA
addTimer(uidWriter, UidHealthStats.TIMER_CAMERA, uid.getCameraTurnedOnTimer());
// TIMER_FOREGROUND_ACTIVITY
addTimer(uidWriter, UidHealthStats.TIMER_FOREGROUND_ACTIVITY,
uid.getForegroundActivityTimer());
// TIMER_BLUETOOTH_SCAN
addTimer(uidWriter, UidHealthStats.TIMER_BLUETOOTH_SCAN, uid.getBluetoothScanTimer());
// TIMER_PROCESS_STATE_TOP_MS
addTimer(uidWriter, UidHealthStats.TIMER_PROCESS_STATE_TOP_MS,
uid.getProcessStateTimer(BatteryStats.Uid.PROCESS_STATE_TOP));
// TIMER_PROCESS_STATE_FOREGROUND_SERVICE_MS
addTimer(uidWriter, UidHealthStats.TIMER_PROCESS_STATE_FOREGROUND_SERVICE_MS,
uid.getProcessStateTimer(BatteryStats.Uid.PROCESS_STATE_FOREGROUND_SERVICE));
// TIMER_PROCESS_STATE_TOP_SLEEPING_MS
addTimer(uidWriter, UidHealthStats.TIMER_PROCESS_STATE_TOP_SLEEPING_MS,
uid.getProcessStateTimer(BatteryStats.Uid.PROCESS_STATE_TOP_SLEEPING));
// TIMER_PROCESS_STATE_FOREGROUND_MS
addTimer(uidWriter, UidHealthStats.TIMER_PROCESS_STATE_FOREGROUND_MS,
uid.getProcessStateTimer(BatteryStats.Uid.PROCESS_STATE_FOREGROUND));
// TIMER_PROCESS_STATE_BACKGROUND_MS
addTimer(uidWriter, UidHealthStats.TIMER_PROCESS_STATE_BACKGROUND_MS,
uid.getProcessStateTimer(BatteryStats.Uid.PROCESS_STATE_BACKGROUND));
// TIMER_PROCESS_STATE_CACHED_MS
addTimer(uidWriter, UidHealthStats.TIMER_PROCESS_STATE_CACHED_MS,
uid.getProcessStateTimer(BatteryStats.Uid.PROCESS_STATE_CACHED));
// TIMER_VIBRATOR
addTimer(uidWriter, UidHealthStats.TIMER_VIBRATOR, uid.getVibratorOnTimer());
// MEASUREMENT_OTHER_USER_ACTIVITY_COUNT
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_OTHER_USER_ACTIVITY_COUNT,
uid.getUserActivityCount(PowerManager.USER_ACTIVITY_EVENT_OTHER,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_BUTTON_USER_ACTIVITY_COUNT
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_BUTTON_USER_ACTIVITY_COUNT,
uid.getUserActivityCount(PowerManager.USER_ACTIVITY_EVENT_BUTTON,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_TOUCH_USER_ACTIVITY_COUNT
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_TOUCH_USER_ACTIVITY_COUNT,
uid.getUserActivityCount(PowerManager.USER_ACTIVITY_EVENT_TOUCH,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_MOBILE_RX_BYTES
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_MOBILE_RX_BYTES,
uid.getNetworkActivityBytes(BatteryStats.NETWORK_MOBILE_RX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_MOBILE_TX_BYTES
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_MOBILE_TX_BYTES,
uid.getNetworkActivityBytes(BatteryStats.NETWORK_MOBILE_TX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_WIFI_RX_BYTES
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_RX_BYTES,
uid.getNetworkActivityBytes(BatteryStats.NETWORK_WIFI_RX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_WIFI_TX_BYTES
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_TX_BYTES,
uid.getNetworkActivityBytes(BatteryStats.NETWORK_WIFI_TX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_BLUETOOTH_RX_BYTES
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_BLUETOOTH_RX_BYTES,
uid.getNetworkActivityBytes(BatteryStats.NETWORK_BT_RX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_BLUETOOTH_TX_BYTES
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_BLUETOOTH_TX_BYTES,
uid.getNetworkActivityBytes(BatteryStats.NETWORK_BT_TX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_MOBILE_RX_PACKETS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_MOBILE_RX_PACKETS,
uid.getNetworkActivityPackets(BatteryStats.NETWORK_MOBILE_RX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_MOBILE_TX_PACKETS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_MOBILE_TX_PACKETS,
uid.getNetworkActivityPackets(BatteryStats.NETWORK_MOBILE_TX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_WIFI_RX_PACKETS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_RX_PACKETS,
uid.getNetworkActivityPackets(BatteryStats.NETWORK_WIFI_RX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_WIFI_TX_PACKETS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_WIFI_TX_PACKETS,
uid.getNetworkActivityPackets(BatteryStats.NETWORK_WIFI_TX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_BLUETOOTH_RX_PACKETS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_BLUETOOTH_RX_PACKETS,
uid.getNetworkActivityPackets(BatteryStats.NETWORK_BT_RX_DATA,
STATS_SINCE_UNPLUGGED));
// MEASUREMENT_BLUETOOTH_TX_PACKETS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_BLUETOOTH_TX_PACKETS,
uid.getNetworkActivityPackets(BatteryStats.NETWORK_BT_TX_DATA,
STATS_SINCE_UNPLUGGED));
// TIMER_MOBILE_RADIO_ACTIVE
uidWriter.addTimer(UidHealthStats.TIMER_MOBILE_RADIO_ACTIVE,
uid.getMobileRadioActiveCount(STATS_SINCE_UNPLUGGED),
uid.getMobileRadioActiveTime(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_USER_CPU_TIME_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_USER_CPU_TIME_MS,
uid.getUserCpuTimeUs(STATS_SINCE_UNPLUGGED)/1000);
// MEASUREMENT_SYSTEM_CPU_TIME_MS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_SYSTEM_CPU_TIME_MS,
uid.getSystemCpuTimeUs(STATS_SINCE_UNPLUGGED)/1000);
// MEASUREMENT_CPU_POWER_MAMS
uidWriter.addMeasurement(UidHealthStats.MEASUREMENT_CPU_POWER_MAMS, 0);
}
/**
* Writes the contents of a BatteryStats.Uid.Pid into a HealthStatsWriter.
*/
public void writePid(HealthStatsWriter pidWriter, BatteryStats.Uid.Pid pid) {
if (pid == null) {
return;
}
// MEASUREMENT_WAKE_NESTING_COUNT
pidWriter.addMeasurement(PidHealthStats.MEASUREMENT_WAKE_NESTING_COUNT, pid.mWakeNesting);
// MEASUREMENT_WAKE_SUM_MS
pidWriter.addMeasurement(PidHealthStats.MEASUREMENT_WAKE_SUM_MS, pid.mWakeSumMs);
// MEASUREMENT_WAKE_START_MS
pidWriter.addMeasurement(PidHealthStats.MEASUREMENT_WAKE_SUM_MS, pid.mWakeStartMs);
}
/**
* Writes the contents of a BatteryStats.Uid.Proc into a HealthStatsWriter.
*/
public void writeProc(HealthStatsWriter procWriter, BatteryStats.Uid.Proc proc) {
// MEASUREMENT_USER_TIME_MS
procWriter.addMeasurement(ProcessHealthStats.MEASUREMENT_USER_TIME_MS,
proc.getUserTime(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_SYSTEM_TIME_MS
procWriter.addMeasurement(ProcessHealthStats.MEASUREMENT_SYSTEM_TIME_MS,
proc.getSystemTime(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_STARTS_COUNT
procWriter.addMeasurement(ProcessHealthStats.MEASUREMENT_STARTS_COUNT,
proc.getStarts(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_CRASHES_COUNT
procWriter.addMeasurement(ProcessHealthStats.MEASUREMENT_CRASHES_COUNT,
proc.getNumCrashes(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_ANR_COUNT
procWriter.addMeasurement(ProcessHealthStats.MEASUREMENT_ANR_COUNT,
proc.getNumAnrs(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_FOREGROUND_MS
procWriter.addMeasurement(ProcessHealthStats.MEASUREMENT_FOREGROUND_MS,
proc.getForegroundTime(STATS_SINCE_UNPLUGGED));
}
/**
* Writes the contents of a BatteryStats.Uid.Pkg into a HealthStatsWriter.
*/
public void writePkg(HealthStatsWriter pkgWriter, BatteryStats.Uid.Pkg pkg) {
// STATS_SERVICES
for (final Map.Entry<String,? extends BatteryStats.Uid.Pkg.Serv> entry:
pkg.getServiceStats().entrySet()) {
final HealthStatsWriter writer = new HealthStatsWriter(ServiceHealthStats.CONSTANTS);
writeServ(writer, entry.getValue());
pkgWriter.addStats(PackageHealthStats.STATS_SERVICES, entry.getKey(), writer);
}
// MEASUREMENTS_WAKEUP_ALARMS_COUNT
for (final Map.Entry<String,? extends BatteryStats.Counter> entry:
pkg.getWakeupAlarmStats().entrySet()) {
final BatteryStats.Counter counter = entry.getValue();
if (counter != null) {
pkgWriter.addMeasurements(PackageHealthStats.MEASUREMENTS_WAKEUP_ALARMS_COUNT,
entry.getKey(), counter.getCountLocked(STATS_SINCE_UNPLUGGED));
}
}
}
/**
* Writes the contents of a BatteryStats.Uid.Pkg.Serv into a HealthStatsWriter.
*/
public void writeServ(HealthStatsWriter servWriter, BatteryStats.Uid.Pkg.Serv serv) {
// MEASUREMENT_START_SERVICE_COUNT
servWriter.addMeasurement(ServiceHealthStats.MEASUREMENT_START_SERVICE_COUNT,
serv.getStarts(STATS_SINCE_UNPLUGGED));
// MEASUREMENT_LAUNCH_COUNT
servWriter.addMeasurement(ServiceHealthStats.MEASUREMENT_LAUNCH_COUNT,
serv.getLaunches(STATS_SINCE_UNPLUGGED));
}
/**
* Adds a BatteryStats.Timer into a HealthStatsWriter. Safe to pass a null timer.
*/
private void addTimer(HealthStatsWriter writer, int key, BatteryStats.Timer timer) {
if (timer != null) {
writer.addTimer(key, timer.getCountLocked(STATS_SINCE_UNPLUGGED),
timer.getTotalTimeLocked(mNowRealtimeMs*1000, STATS_SINCE_UNPLUGGED) / 1000);
}
}
/**
* Adds a named BatteryStats.Timer into a HealthStatsWriter. Safe to pass a null timer.
*/
private void addTimers(HealthStatsWriter writer, int key, String name,
BatteryStats.Timer timer) {
if (timer != null) {
writer.addTimers(key, name, new TimerStat(timer.getCountLocked(STATS_SINCE_UNPLUGGED),
timer.getTotalTimeLocked(mNowRealtimeMs*1000, STATS_SINCE_UNPLUGGED) / 1000));
}
}
}