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Diffstat (limited to 'services/java/com/android/server/BatteryService.java')
| -rw-r--r-- | services/java/com/android/server/BatteryService.java | 750 |
1 files changed, 0 insertions, 750 deletions
diff --git a/services/java/com/android/server/BatteryService.java b/services/java/com/android/server/BatteryService.java deleted file mode 100644 index 5f3f894..0000000 --- a/services/java/com/android/server/BatteryService.java +++ /dev/null @@ -1,750 +0,0 @@ -/* - * Copyright (C) 2006 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; - -import android.os.BatteryStats; -import com.android.internal.app.IBatteryStats; -import com.android.server.am.BatteryStatsService; - -import android.app.ActivityManagerNative; -import android.content.ContentResolver; -import android.content.Context; -import android.content.Intent; -import android.content.pm.PackageManager; -import android.os.BatteryManager; -import android.os.BatteryProperties; -import android.os.Binder; -import android.os.FileUtils; -import android.os.Handler; -import android.os.IBatteryPropertiesListener; -import android.os.IBatteryPropertiesRegistrar; -import android.os.IBinder; -import android.os.DropBoxManager; -import android.os.RemoteException; -import android.os.ServiceManager; -import android.os.SystemClock; -import android.os.UEventObserver; -import android.os.UserHandle; -import android.provider.Settings; -import android.util.EventLog; -import android.util.Slog; - -import java.io.File; -import java.io.FileDescriptor; -import java.io.FileOutputStream; -import java.io.IOException; -import java.io.PrintWriter; - - -/** - * <p>BatteryService monitors the charging status, and charge level of the device - * battery. When these values change this service broadcasts the new values - * to all {@link android.content.BroadcastReceiver IntentReceivers} that are - * watching the {@link android.content.Intent#ACTION_BATTERY_CHANGED - * BATTERY_CHANGED} action.</p> - * <p>The new values are stored in the Intent data and can be retrieved by - * calling {@link android.content.Intent#getExtra Intent.getExtra} with the - * following keys:</p> - * <p>"scale" - int, the maximum value for the charge level</p> - * <p>"level" - int, charge level, from 0 through "scale" inclusive</p> - * <p>"status" - String, the current charging status.<br /> - * <p>"health" - String, the current battery health.<br /> - * <p>"present" - boolean, true if the battery is present<br /> - * <p>"icon-small" - int, suggested small icon to use for this state</p> - * <p>"plugged" - int, 0 if the device is not plugged in; 1 if plugged - * into an AC power adapter; 2 if plugged in via USB.</p> - * <p>"voltage" - int, current battery voltage in millivolts</p> - * <p>"temperature" - int, current battery temperature in tenths of - * a degree Centigrade</p> - * <p>"technology" - String, the type of battery installed, e.g. "Li-ion"</p> - * - * <p> - * The battery service may be called by the power manager while holding its locks so - * we take care to post all outcalls into the activity manager to a handler. - * - * FIXME: Ideally the power manager would perform all of its calls into the battery - * service asynchronously itself. - * </p> - */ -public final class BatteryService extends Binder { - private static final String TAG = BatteryService.class.getSimpleName(); - - private static final boolean DEBUG = false; - - private static final int BATTERY_SCALE = 100; // battery capacity is a percentage - - // Used locally for determining when to make a last ditch effort to log - // discharge stats before the device dies. - private int mCriticalBatteryLevel; - - private static final int DUMP_MAX_LENGTH = 24 * 1024; - private static final String[] DUMPSYS_ARGS = new String[] { "--checkin", "--unplugged" }; - - private static final String DUMPSYS_DATA_PATH = "/data/system/"; - - // This should probably be exposed in the API, though it's not critical - private static final int BATTERY_PLUGGED_NONE = 0; - - private final Context mContext; - private final IBatteryStats mBatteryStats; - private final Handler mHandler; - - private final Object mLock = new Object(); - - private BatteryProperties mBatteryProps; - private boolean mBatteryLevelCritical; - private int mLastBatteryStatus; - private int mLastBatteryHealth; - private boolean mLastBatteryPresent; - private int mLastBatteryLevel; - private int mLastBatteryVoltage; - private int mLastBatteryTemperature; - private boolean mLastBatteryLevelCritical; - - private int mInvalidCharger; - private int mLastInvalidCharger; - - private int mLowBatteryWarningLevel; - private int mLowBatteryCloseWarningLevel; - private int mShutdownBatteryTemperature; - - private int mPlugType; - private int mLastPlugType = -1; // Extra state so we can detect first run - - private long mDischargeStartTime; - private int mDischargeStartLevel; - - private boolean mUpdatesStopped; - - private Led mLed; - - private boolean mSentLowBatteryBroadcast = false; - - private BatteryListener mBatteryPropertiesListener; - private IBatteryPropertiesRegistrar mBatteryPropertiesRegistrar; - - public BatteryService(Context context, LightsService lights) { - mContext = context; - mHandler = new Handler(true /*async*/); - mLed = new Led(context, lights); - mBatteryStats = BatteryStatsService.getService(); - - mCriticalBatteryLevel = mContext.getResources().getInteger( - com.android.internal.R.integer.config_criticalBatteryWarningLevel); - mLowBatteryWarningLevel = mContext.getResources().getInteger( - com.android.internal.R.integer.config_lowBatteryWarningLevel); - mLowBatteryCloseWarningLevel = mContext.getResources().getInteger( - com.android.internal.R.integer.config_lowBatteryCloseWarningLevel); - mShutdownBatteryTemperature = mContext.getResources().getInteger( - com.android.internal.R.integer.config_shutdownBatteryTemperature); - - // watch for invalid charger messages if the invalid_charger switch exists - if (new File("/sys/devices/virtual/switch/invalid_charger/state").exists()) { - mInvalidChargerObserver.startObserving( - "DEVPATH=/devices/virtual/switch/invalid_charger"); - } - - mBatteryPropertiesListener = new BatteryListener(); - - IBinder b = ServiceManager.getService("batterypropreg"); - mBatteryPropertiesRegistrar = IBatteryPropertiesRegistrar.Stub.asInterface(b); - - try { - mBatteryPropertiesRegistrar.registerListener(mBatteryPropertiesListener); - } catch (RemoteException e) { - // Should never happen. - } - } - - void systemReady() { - // check our power situation now that it is safe to display the shutdown dialog. - synchronized (mLock) { - shutdownIfNoPowerLocked(); - shutdownIfOverTempLocked(); - } - } - - /** - * Returns true if the device is plugged into any of the specified plug types. - */ - public boolean isPowered(int plugTypeSet) { - synchronized (mLock) { - return isPoweredLocked(plugTypeSet); - } - } - - private boolean isPoweredLocked(int plugTypeSet) { - // assume we are powered if battery state is unknown so - // the "stay on while plugged in" option will work. - if (mBatteryProps.batteryStatus == BatteryManager.BATTERY_STATUS_UNKNOWN) { - return true; - } - if ((plugTypeSet & BatteryManager.BATTERY_PLUGGED_AC) != 0 && mBatteryProps.chargerAcOnline) { - return true; - } - if ((plugTypeSet & BatteryManager.BATTERY_PLUGGED_USB) != 0 && mBatteryProps.chargerUsbOnline) { - return true; - } - if ((plugTypeSet & BatteryManager.BATTERY_PLUGGED_WIRELESS) != 0 && mBatteryProps.chargerWirelessOnline) { - return true; - } - return false; - } - - /** - * Returns the current plug type. - */ - public int getPlugType() { - synchronized (mLock) { - return mPlugType; - } - } - - /** - * Returns battery level as a percentage. - */ - public int getBatteryLevel() { - synchronized (mLock) { - return mBatteryProps.batteryLevel; - } - } - - /** - * Returns true if battery level is below the first warning threshold. - */ - public boolean isBatteryLow() { - synchronized (mLock) { - return mBatteryProps.batteryPresent && mBatteryProps.batteryLevel <= mLowBatteryWarningLevel; - } - } - - /** - * Returns a non-zero value if an unsupported charger is attached. - */ - public int getInvalidCharger() { - synchronized (mLock) { - return mInvalidCharger; - } - } - - private void shutdownIfNoPowerLocked() { - // shut down gracefully if our battery is critically low and we are not powered. - // wait until the system has booted before attempting to display the shutdown dialog. - if (mBatteryProps.batteryLevel == 0 && !isPoweredLocked(BatteryManager.BATTERY_PLUGGED_ANY)) { - mHandler.post(new Runnable() { - @Override - public void run() { - if (ActivityManagerNative.isSystemReady()) { - Intent intent = new Intent(Intent.ACTION_REQUEST_SHUTDOWN); - intent.putExtra(Intent.EXTRA_KEY_CONFIRM, false); - intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); - mContext.startActivityAsUser(intent, UserHandle.CURRENT); - } - } - }); - } - } - - private void shutdownIfOverTempLocked() { - // shut down gracefully if temperature is too high (> 68.0C by default) - // wait until the system has booted before attempting to display the - // shutdown dialog. - if (mBatteryProps.batteryTemperature > mShutdownBatteryTemperature) { - mHandler.post(new Runnable() { - @Override - public void run() { - if (ActivityManagerNative.isSystemReady()) { - Intent intent = new Intent(Intent.ACTION_REQUEST_SHUTDOWN); - intent.putExtra(Intent.EXTRA_KEY_CONFIRM, false); - intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK); - mContext.startActivityAsUser(intent, UserHandle.CURRENT); - } - } - }); - } - } - - private void update(BatteryProperties props) { - synchronized (mLock) { - if (!mUpdatesStopped) { - mBatteryProps = props; - // Process the new values. - processValuesLocked(); - } - } - } - - private void processValuesLocked() { - boolean logOutlier = false; - long dischargeDuration = 0; - - mBatteryLevelCritical = (mBatteryProps.batteryLevel <= mCriticalBatteryLevel); - if (mBatteryProps.chargerAcOnline) { - mPlugType = BatteryManager.BATTERY_PLUGGED_AC; - } else if (mBatteryProps.chargerUsbOnline) { - mPlugType = BatteryManager.BATTERY_PLUGGED_USB; - } else if (mBatteryProps.chargerWirelessOnline) { - mPlugType = BatteryManager.BATTERY_PLUGGED_WIRELESS; - } else { - mPlugType = BATTERY_PLUGGED_NONE; - } - - if (DEBUG) { - Slog.d(TAG, "Processing new values: " - + "chargerAcOnline=" + mBatteryProps.chargerAcOnline - + ", chargerUsbOnline=" + mBatteryProps.chargerUsbOnline - + ", chargerWirelessOnline=" + mBatteryProps.chargerWirelessOnline - + ", batteryStatus=" + mBatteryProps.batteryStatus - + ", batteryHealth=" + mBatteryProps.batteryHealth - + ", batteryPresent=" + mBatteryProps.batteryPresent - + ", batteryLevel=" + mBatteryProps.batteryLevel - + ", batteryTechnology=" + mBatteryProps.batteryTechnology - + ", batteryVoltage=" + mBatteryProps.batteryVoltage - + ", batteryCurrentNow=" + mBatteryProps.batteryCurrentNow - + ", batteryChargeCounter=" + mBatteryProps.batteryChargeCounter - + ", batteryTemperature=" + mBatteryProps.batteryTemperature - + ", mBatteryLevelCritical=" + mBatteryLevelCritical - + ", mPlugType=" + mPlugType); - } - - // Let the battery stats keep track of the current level. - try { - mBatteryStats.setBatteryState(mBatteryProps.batteryStatus, mBatteryProps.batteryHealth, - mPlugType, mBatteryProps.batteryLevel, mBatteryProps.batteryTemperature, - mBatteryProps.batteryVoltage); - } catch (RemoteException e) { - // Should never happen. - } - - shutdownIfNoPowerLocked(); - shutdownIfOverTempLocked(); - - if (mBatteryProps.batteryStatus != mLastBatteryStatus || - mBatteryProps.batteryHealth != mLastBatteryHealth || - mBatteryProps.batteryPresent != mLastBatteryPresent || - mBatteryProps.batteryLevel != mLastBatteryLevel || - mPlugType != mLastPlugType || - mBatteryProps.batteryVoltage != mLastBatteryVoltage || - mBatteryProps.batteryTemperature != mLastBatteryTemperature || - mInvalidCharger != mLastInvalidCharger) { - - if (mPlugType != mLastPlugType) { - if (mLastPlugType == BATTERY_PLUGGED_NONE) { - // discharging -> charging - - // There's no value in this data unless we've discharged at least once and the - // battery level has changed; so don't log until it does. - if (mDischargeStartTime != 0 && mDischargeStartLevel != mBatteryProps.batteryLevel) { - dischargeDuration = SystemClock.elapsedRealtime() - mDischargeStartTime; - logOutlier = true; - EventLog.writeEvent(EventLogTags.BATTERY_DISCHARGE, dischargeDuration, - mDischargeStartLevel, mBatteryProps.batteryLevel); - // make sure we see a discharge event before logging again - mDischargeStartTime = 0; - } - } else if (mPlugType == BATTERY_PLUGGED_NONE) { - // charging -> discharging or we just powered up - mDischargeStartTime = SystemClock.elapsedRealtime(); - mDischargeStartLevel = mBatteryProps.batteryLevel; - } - } - if (mBatteryProps.batteryStatus != mLastBatteryStatus || - mBatteryProps.batteryHealth != mLastBatteryHealth || - mBatteryProps.batteryPresent != mLastBatteryPresent || - mPlugType != mLastPlugType) { - EventLog.writeEvent(EventLogTags.BATTERY_STATUS, - mBatteryProps.batteryStatus, mBatteryProps.batteryHealth, mBatteryProps.batteryPresent ? 1 : 0, - mPlugType, mBatteryProps.batteryTechnology); - } - if (mBatteryProps.batteryLevel != mLastBatteryLevel) { - // Don't do this just from voltage or temperature changes, that is - // too noisy. - EventLog.writeEvent(EventLogTags.BATTERY_LEVEL, - mBatteryProps.batteryLevel, mBatteryProps.batteryVoltage, mBatteryProps.batteryTemperature); - } - if (mBatteryLevelCritical && !mLastBatteryLevelCritical && - mPlugType == BATTERY_PLUGGED_NONE) { - // We want to make sure we log discharge cycle outliers - // if the battery is about to die. - dischargeDuration = SystemClock.elapsedRealtime() - mDischargeStartTime; - logOutlier = true; - } - - final boolean plugged = mPlugType != BATTERY_PLUGGED_NONE; - final boolean oldPlugged = mLastPlugType != BATTERY_PLUGGED_NONE; - - /* The ACTION_BATTERY_LOW broadcast is sent in these situations: - * - is just un-plugged (previously was plugged) and battery level is - * less than or equal to WARNING, or - * - is not plugged and battery level falls to WARNING boundary - * (becomes <= mLowBatteryWarningLevel). - */ - final boolean sendBatteryLow = !plugged - && mBatteryProps.batteryStatus != BatteryManager.BATTERY_STATUS_UNKNOWN - && mBatteryProps.batteryLevel <= mLowBatteryWarningLevel - && (oldPlugged || mLastBatteryLevel > mLowBatteryWarningLevel); - - sendIntentLocked(); - - // Separate broadcast is sent for power connected / not connected - // since the standard intent will not wake any applications and some - // applications may want to have smart behavior based on this. - if (mPlugType != 0 && mLastPlugType == 0) { - mHandler.post(new Runnable() { - @Override - public void run() { - Intent statusIntent = new Intent(Intent.ACTION_POWER_CONNECTED); - statusIntent.setFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); - mContext.sendBroadcastAsUser(statusIntent, UserHandle.ALL); - } - }); - } - else if (mPlugType == 0 && mLastPlugType != 0) { - mHandler.post(new Runnable() { - @Override - public void run() { - Intent statusIntent = new Intent(Intent.ACTION_POWER_DISCONNECTED); - statusIntent.setFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); - mContext.sendBroadcastAsUser(statusIntent, UserHandle.ALL); - } - }); - } - - if (sendBatteryLow) { - mSentLowBatteryBroadcast = true; - mHandler.post(new Runnable() { - @Override - public void run() { - Intent statusIntent = new Intent(Intent.ACTION_BATTERY_LOW); - statusIntent.setFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); - mContext.sendBroadcastAsUser(statusIntent, UserHandle.ALL); - } - }); - } else if (mSentLowBatteryBroadcast && mLastBatteryLevel >= mLowBatteryCloseWarningLevel) { - mSentLowBatteryBroadcast = false; - mHandler.post(new Runnable() { - @Override - public void run() { - Intent statusIntent = new Intent(Intent.ACTION_BATTERY_OKAY); - statusIntent.setFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); - mContext.sendBroadcastAsUser(statusIntent, UserHandle.ALL); - } - }); - } - - // Update the battery LED - mLed.updateLightsLocked(); - - // This needs to be done after sendIntent() so that we get the lastest battery stats. - if (logOutlier && dischargeDuration != 0) { - logOutlierLocked(dischargeDuration); - } - - mLastBatteryStatus = mBatteryProps.batteryStatus; - mLastBatteryHealth = mBatteryProps.batteryHealth; - mLastBatteryPresent = mBatteryProps.batteryPresent; - mLastBatteryLevel = mBatteryProps.batteryLevel; - mLastPlugType = mPlugType; - mLastBatteryVoltage = mBatteryProps.batteryVoltage; - mLastBatteryTemperature = mBatteryProps.batteryTemperature; - mLastBatteryLevelCritical = mBatteryLevelCritical; - mLastInvalidCharger = mInvalidCharger; - } - } - - private void sendIntentLocked() { - // Pack up the values and broadcast them to everyone - final Intent intent = new Intent(Intent.ACTION_BATTERY_CHANGED); - intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY - | Intent.FLAG_RECEIVER_REPLACE_PENDING); - - int icon = getIconLocked(mBatteryProps.batteryLevel); - - intent.putExtra(BatteryManager.EXTRA_STATUS, mBatteryProps.batteryStatus); - intent.putExtra(BatteryManager.EXTRA_HEALTH, mBatteryProps.batteryHealth); - intent.putExtra(BatteryManager.EXTRA_PRESENT, mBatteryProps.batteryPresent); - intent.putExtra(BatteryManager.EXTRA_LEVEL, mBatteryProps.batteryLevel); - intent.putExtra(BatteryManager.EXTRA_SCALE, BATTERY_SCALE); - intent.putExtra(BatteryManager.EXTRA_ICON_SMALL, icon); - intent.putExtra(BatteryManager.EXTRA_PLUGGED, mPlugType); - intent.putExtra(BatteryManager.EXTRA_VOLTAGE, mBatteryProps.batteryVoltage); - intent.putExtra(BatteryManager.EXTRA_TEMPERATURE, mBatteryProps.batteryTemperature); - intent.putExtra(BatteryManager.EXTRA_TECHNOLOGY, mBatteryProps.batteryTechnology); - intent.putExtra(BatteryManager.EXTRA_INVALID_CHARGER, mInvalidCharger); - - if (DEBUG) { - Slog.d(TAG, "Sending ACTION_BATTERY_CHANGED. level:" + mBatteryProps.batteryLevel + - ", scale:" + BATTERY_SCALE + ", status:" + mBatteryProps.batteryStatus + - ", health:" + mBatteryProps.batteryHealth + ", present:" + mBatteryProps.batteryPresent + - ", voltage: " + mBatteryProps.batteryVoltage + - ", temperature: " + mBatteryProps.batteryTemperature + - ", technology: " + mBatteryProps.batteryTechnology + - ", AC powered:" + mBatteryProps.chargerAcOnline + ", USB powered:" + mBatteryProps.chargerUsbOnline + - ", Wireless powered:" + mBatteryProps.chargerWirelessOnline + - ", icon:" + icon + ", invalid charger:" + mInvalidCharger); - } - - mHandler.post(new Runnable() { - @Override - public void run() { - ActivityManagerNative.broadcastStickyIntent(intent, null, UserHandle.USER_ALL); - } - }); - } - - private void logBatteryStatsLocked() { - IBinder batteryInfoService = ServiceManager.getService(BatteryStats.SERVICE_NAME); - if (batteryInfoService == null) return; - - DropBoxManager db = (DropBoxManager) mContext.getSystemService(Context.DROPBOX_SERVICE); - if (db == null || !db.isTagEnabled("BATTERY_DISCHARGE_INFO")) return; - - File dumpFile = null; - FileOutputStream dumpStream = null; - try { - // dump the service to a file - dumpFile = new File(DUMPSYS_DATA_PATH + BatteryStats.SERVICE_NAME + ".dump"); - dumpStream = new FileOutputStream(dumpFile); - batteryInfoService.dump(dumpStream.getFD(), DUMPSYS_ARGS); - FileUtils.sync(dumpStream); - - // add dump file to drop box - db.addFile("BATTERY_DISCHARGE_INFO", dumpFile, DropBoxManager.IS_TEXT); - } catch (RemoteException e) { - Slog.e(TAG, "failed to dump battery service", e); - } catch (IOException e) { - Slog.e(TAG, "failed to write dumpsys file", e); - } finally { - // make sure we clean up - if (dumpStream != null) { - try { - dumpStream.close(); - } catch (IOException e) { - Slog.e(TAG, "failed to close dumpsys output stream"); - } - } - if (dumpFile != null && !dumpFile.delete()) { - Slog.e(TAG, "failed to delete temporary dumpsys file: " - + dumpFile.getAbsolutePath()); - } - } - } - - private void logOutlierLocked(long duration) { - ContentResolver cr = mContext.getContentResolver(); - String dischargeThresholdString = Settings.Global.getString(cr, - Settings.Global.BATTERY_DISCHARGE_THRESHOLD); - String durationThresholdString = Settings.Global.getString(cr, - Settings.Global.BATTERY_DISCHARGE_DURATION_THRESHOLD); - - if (dischargeThresholdString != null && durationThresholdString != null) { - try { - long durationThreshold = Long.parseLong(durationThresholdString); - int dischargeThreshold = Integer.parseInt(dischargeThresholdString); - if (duration <= durationThreshold && - mDischargeStartLevel - mBatteryProps.batteryLevel >= dischargeThreshold) { - // If the discharge cycle is bad enough we want to know about it. - logBatteryStatsLocked(); - } - if (DEBUG) Slog.v(TAG, "duration threshold: " + durationThreshold + - " discharge threshold: " + dischargeThreshold); - if (DEBUG) Slog.v(TAG, "duration: " + duration + " discharge: " + - (mDischargeStartLevel - mBatteryProps.batteryLevel)); - } catch (NumberFormatException e) { - Slog.e(TAG, "Invalid DischargeThresholds GService string: " + - durationThresholdString + " or " + dischargeThresholdString); - return; - } - } - } - - private int getIconLocked(int level) { - if (mBatteryProps.batteryStatus == BatteryManager.BATTERY_STATUS_CHARGING) { - return com.android.internal.R.drawable.stat_sys_battery_charge; - } else if (mBatteryProps.batteryStatus == BatteryManager.BATTERY_STATUS_DISCHARGING) { - return com.android.internal.R.drawable.stat_sys_battery; - } else if (mBatteryProps.batteryStatus == BatteryManager.BATTERY_STATUS_NOT_CHARGING - || mBatteryProps.batteryStatus == BatteryManager.BATTERY_STATUS_FULL) { - if (isPoweredLocked(BatteryManager.BATTERY_PLUGGED_ANY) - && mBatteryProps.batteryLevel >= 100) { - return com.android.internal.R.drawable.stat_sys_battery_charge; - } else { - return com.android.internal.R.drawable.stat_sys_battery; - } - } else { - return com.android.internal.R.drawable.stat_sys_battery_unknown; - } - } - - @Override - protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { - if (mContext.checkCallingOrSelfPermission(android.Manifest.permission.DUMP) - != PackageManager.PERMISSION_GRANTED) { - - pw.println("Permission Denial: can't dump Battery service from from pid=" - + Binder.getCallingPid() - + ", uid=" + Binder.getCallingUid()); - return; - } - - synchronized (mLock) { - if (args == null || args.length == 0 || "-a".equals(args[0])) { - pw.println("Current Battery Service state:"); - if (mUpdatesStopped) { - pw.println(" (UPDATES STOPPED -- use 'reset' to restart)"); - } - pw.println(" AC powered: " + mBatteryProps.chargerAcOnline); - pw.println(" USB powered: " + mBatteryProps.chargerUsbOnline); - pw.println(" Wireless powered: " + mBatteryProps.chargerWirelessOnline); - pw.println(" status: " + mBatteryProps.batteryStatus); - pw.println(" health: " + mBatteryProps.batteryHealth); - pw.println(" present: " + mBatteryProps.batteryPresent); - pw.println(" level: " + mBatteryProps.batteryLevel); - pw.println(" scale: " + BATTERY_SCALE); - pw.println(" voltage: " + mBatteryProps.batteryVoltage); - - if (mBatteryProps.batteryCurrentNow != Integer.MIN_VALUE) { - pw.println(" current now: " + mBatteryProps.batteryCurrentNow); - } - - if (mBatteryProps.batteryChargeCounter != Integer.MIN_VALUE) { - pw.println(" charge counter: " + mBatteryProps.batteryChargeCounter); - } - - pw.println(" temperature: " + mBatteryProps.batteryTemperature); - pw.println(" technology: " + mBatteryProps.batteryTechnology); - } else if (args.length == 3 && "set".equals(args[0])) { - String key = args[1]; - String value = args[2]; - try { - boolean update = true; - if ("ac".equals(key)) { - mBatteryProps.chargerAcOnline = Integer.parseInt(value) != 0; - } else if ("usb".equals(key)) { - mBatteryProps.chargerUsbOnline = Integer.parseInt(value) != 0; - } else if ("wireless".equals(key)) { - mBatteryProps.chargerWirelessOnline = Integer.parseInt(value) != 0; - } else if ("status".equals(key)) { - mBatteryProps.batteryStatus = Integer.parseInt(value); - } else if ("level".equals(key)) { - mBatteryProps.batteryLevel = Integer.parseInt(value); - } else if ("invalid".equals(key)) { - mInvalidCharger = Integer.parseInt(value); - } else { - pw.println("Unknown set option: " + key); - update = false; - } - if (update) { - long ident = Binder.clearCallingIdentity(); - try { - mUpdatesStopped = true; - processValuesLocked(); - } finally { - Binder.restoreCallingIdentity(ident); - } - } - } catch (NumberFormatException ex) { - pw.println("Bad value: " + value); - } - } else if (args.length == 1 && "reset".equals(args[0])) { - long ident = Binder.clearCallingIdentity(); - try { - mUpdatesStopped = false; - } finally { - Binder.restoreCallingIdentity(ident); - } - } else { - pw.println("Dump current battery state, or:"); - pw.println(" set ac|usb|wireless|status|level|invalid <value>"); - pw.println(" reset"); - } - } - } - - private final UEventObserver mInvalidChargerObserver = new UEventObserver() { - @Override - public void onUEvent(UEventObserver.UEvent event) { - final int invalidCharger = "1".equals(event.get("SWITCH_STATE")) ? 1 : 0; - synchronized (mLock) { - if (mInvalidCharger != invalidCharger) { - mInvalidCharger = invalidCharger; - } - } - } - }; - - private final class Led { - private final LightsService.Light mBatteryLight; - - private final int mBatteryLowARGB; - private final int mBatteryMediumARGB; - private final int mBatteryFullARGB; - private final int mBatteryLedOn; - private final int mBatteryLedOff; - - public Led(Context context, LightsService lights) { - mBatteryLight = lights.getLight(LightsService.LIGHT_ID_BATTERY); - - mBatteryLowARGB = context.getResources().getInteger( - com.android.internal.R.integer.config_notificationsBatteryLowARGB); - mBatteryMediumARGB = context.getResources().getInteger( - com.android.internal.R.integer.config_notificationsBatteryMediumARGB); - mBatteryFullARGB = context.getResources().getInteger( - com.android.internal.R.integer.config_notificationsBatteryFullARGB); - mBatteryLedOn = context.getResources().getInteger( - com.android.internal.R.integer.config_notificationsBatteryLedOn); - mBatteryLedOff = context.getResources().getInteger( - com.android.internal.R.integer.config_notificationsBatteryLedOff); - } - - /** - * Synchronize on BatteryService. - */ - public void updateLightsLocked() { - final int level = mBatteryProps.batteryLevel; - final int status = mBatteryProps.batteryStatus; - if (level < mLowBatteryWarningLevel) { - if (status == BatteryManager.BATTERY_STATUS_CHARGING) { - // Solid red when battery is charging - mBatteryLight.setColor(mBatteryLowARGB); - } else { - // Flash red when battery is low and not charging - mBatteryLight.setFlashing(mBatteryLowARGB, LightsService.LIGHT_FLASH_TIMED, - mBatteryLedOn, mBatteryLedOff); - } - } else if (status == BatteryManager.BATTERY_STATUS_CHARGING - || status == BatteryManager.BATTERY_STATUS_FULL) { - if (status == BatteryManager.BATTERY_STATUS_FULL || level >= 90) { - // Solid green when full or charging and nearly full - mBatteryLight.setColor(mBatteryFullARGB); - } else { - // Solid orange when charging and halfway full - mBatteryLight.setColor(mBatteryMediumARGB); - } - } else { - // No lights if not charging and not low - mBatteryLight.turnOff(); - } - } - } - - private final class BatteryListener extends IBatteryPropertiesListener.Stub { - public void batteryPropertiesChanged(BatteryProperties props) { - BatteryService.this.update(props); - } - } -} |