| /* |
| * Copyright (C) 2006-2007 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.bluetooth.BluetoothHeadset; |
| import android.content.Context; |
| import android.os.Binder; |
| import android.os.IBinder; |
| import android.os.Parcel; |
| import android.os.Process; |
| import android.os.ServiceManager; |
| import android.telephony.SignalStrength; |
| import android.util.Slog; |
| |
| import com.android.internal.app.IBatteryStats; |
| import com.android.internal.os.BatteryStatsImpl; |
| import com.android.internal.os.PowerProfile; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| |
| /** |
| * All information we are collecting about things that can happen that impact |
| * battery life. |
| */ |
| public final class BatteryStatsService extends IBatteryStats.Stub { |
| static IBatteryStats sService; |
| |
| final BatteryStatsImpl mStats; |
| Context mContext; |
| |
| BatteryStatsService(String filename) { |
| mStats = new BatteryStatsImpl(filename); |
| } |
| |
| public void publish(Context context) { |
| mContext = context; |
| ServiceManager.addService("batteryinfo", asBinder()); |
| mStats.setNumSpeedSteps(new PowerProfile(mContext).getNumSpeedSteps()); |
| mStats.setRadioScanningTimeout(mContext.getResources().getInteger( |
| com.android.internal.R.integer.config_radioScanningTimeout) |
| * 1000L); |
| } |
| |
| public void shutdown() { |
| Slog.w("BatteryStats", "Writing battery stats before shutdown..."); |
| synchronized (mStats) { |
| mStats.shutdownLocked(); |
| } |
| } |
| |
| public static IBatteryStats getService() { |
| if (sService != null) { |
| return sService; |
| } |
| IBinder b = ServiceManager.getService("batteryinfo"); |
| sService = asInterface(b); |
| return sService; |
| } |
| |
| /** |
| * @return the current statistics object, which may be modified |
| * to reflect events that affect battery usage. You must lock the |
| * stats object before doing anything with it. |
| */ |
| public BatteryStatsImpl getActiveStatistics() { |
| return mStats; |
| } |
| |
| public byte[] getStatistics() { |
| mContext.enforceCallingPermission( |
| android.Manifest.permission.BATTERY_STATS, null); |
| //Slog.i("foo", "SENDING BATTERY INFO:"); |
| //mStats.dumpLocked(new LogPrinter(Log.INFO, "foo", Log.LOG_ID_SYSTEM)); |
| Parcel out = Parcel.obtain(); |
| mStats.writeToParcel(out, 0); |
| byte[] data = out.marshall(); |
| out.recycle(); |
| return data; |
| } |
| |
| public void noteStartWakelock(int uid, String name, int type) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.getUidStatsLocked(uid).noteStartWakeLocked(name, type); |
| } |
| } |
| |
| public void noteStopWakelock(int uid, String name, int type) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.getUidStatsLocked(uid).noteStopWakeLocked(name, type); |
| } |
| } |
| |
| public void noteStartSensor(int uid, int sensor) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.getUidStatsLocked(uid).noteStartSensor(sensor); |
| } |
| } |
| |
| public void noteStopSensor(int uid, int sensor) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.getUidStatsLocked(uid).noteStopSensor(sensor); |
| } |
| } |
| |
| public void noteStartGps(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteStartGpsLocked(uid); |
| } |
| } |
| |
| public void noteStopGps(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteStopGpsLocked(uid); |
| } |
| } |
| |
| public void noteScreenOn() { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteScreenOnLocked(); |
| } |
| } |
| |
| public void noteScreenBrightness(int brightness) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteScreenBrightnessLocked(brightness); |
| } |
| } |
| |
| public void noteScreenOff() { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteScreenOffLocked(); |
| } |
| } |
| |
| public void noteInputEvent() { |
| enforceCallingPermission(); |
| mStats.noteInputEventAtomic(); |
| } |
| |
| public void noteUserActivity(int uid, int event) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteUserActivityLocked(uid, event); |
| } |
| } |
| |
| public void notePhoneOn() { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.notePhoneOnLocked(); |
| } |
| } |
| |
| public void notePhoneOff() { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.notePhoneOffLocked(); |
| } |
| } |
| |
| public void notePhoneSignalStrength(SignalStrength signalStrength) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.notePhoneSignalStrengthLocked(signalStrength); |
| } |
| } |
| |
| public void notePhoneDataConnectionState(int dataType, boolean hasData) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.notePhoneDataConnectionStateLocked(dataType, hasData); |
| } |
| } |
| |
| public void notePhoneState(int state) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.notePhoneStateLocked(state); |
| } |
| } |
| |
| public void noteWifiOn(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteWifiOnLocked(uid); |
| } |
| } |
| |
| public void noteWifiOff(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteWifiOffLocked(uid); |
| } |
| } |
| |
| public void noteStartAudio(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteAudioOnLocked(uid); |
| } |
| } |
| |
| public void noteStopAudio(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteAudioOffLocked(uid); |
| } |
| } |
| |
| public void noteStartVideo(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteVideoOnLocked(uid); |
| } |
| } |
| |
| public void noteStopVideo(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteVideoOffLocked(uid); |
| } |
| } |
| |
| public void noteWifiRunning() { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteWifiRunningLocked(); |
| } |
| } |
| |
| public void noteWifiStopped() { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteWifiStoppedLocked(); |
| } |
| } |
| |
| public void noteBluetoothOn() { |
| enforceCallingPermission(); |
| BluetoothHeadset headset = new BluetoothHeadset(mContext, null); |
| synchronized (mStats) { |
| mStats.noteBluetoothOnLocked(); |
| mStats.setBtHeadset(headset); |
| } |
| } |
| |
| public void noteBluetoothOff() { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteBluetoothOffLocked(); |
| } |
| } |
| |
| public void noteFullWifiLockAcquired(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteFullWifiLockAcquiredLocked(uid); |
| } |
| } |
| |
| public void noteFullWifiLockReleased(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteFullWifiLockReleasedLocked(uid); |
| } |
| } |
| |
| public void noteScanWifiLockAcquired(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteScanWifiLockAcquiredLocked(uid); |
| } |
| } |
| |
| public void noteScanWifiLockReleased(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteScanWifiLockReleasedLocked(uid); |
| } |
| } |
| |
| public void noteWifiMulticastEnabled(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteWifiMulticastEnabledLocked(uid); |
| } |
| } |
| |
| public void noteWifiMulticastDisabled(int uid) { |
| enforceCallingPermission(); |
| synchronized (mStats) { |
| mStats.noteWifiMulticastDisabledLocked(uid); |
| } |
| } |
| |
| public boolean isOnBattery() { |
| return mStats.isOnBattery(); |
| } |
| |
| public void setBatteryState(int status, int health, int plugType, int level, |
| int temp, int volt) { |
| enforceCallingPermission(); |
| mStats.setBatteryState(status, health, plugType, level, temp, volt); |
| } |
| |
| public long getAwakeTimeBattery() { |
| mContext.enforceCallingOrSelfPermission( |
| android.Manifest.permission.BATTERY_STATS, null); |
| return mStats.getAwakeTimeBattery(); |
| } |
| |
| public long getAwakeTimePlugged() { |
| mContext.enforceCallingOrSelfPermission( |
| android.Manifest.permission.BATTERY_STATS, null); |
| return mStats.getAwakeTimePlugged(); |
| } |
| |
| public void enforceCallingPermission() { |
| if (Binder.getCallingPid() == Process.myPid()) { |
| return; |
| } |
| mContext.enforcePermission(android.Manifest.permission.UPDATE_DEVICE_STATS, |
| Binder.getCallingPid(), Binder.getCallingUid(), null); |
| } |
| |
| @Override |
| protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| synchronized (mStats) { |
| boolean isCheckin = false; |
| if (args != null) { |
| for (String arg : args) { |
| if ("--checkin".equals(arg)) { |
| isCheckin = true; |
| } else if ("--reset".equals(arg)) { |
| mStats.resetAllStatsLocked(); |
| } |
| } |
| } |
| if (isCheckin) mStats.dumpCheckinLocked(pw, args); |
| else mStats.dumpLocked(pw); |
| } |
| } |
| } |