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2211 lines (1966 loc) · 90.4 KB
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/*
* Copyright (C) 2008 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 android.os;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Formatter;
import java.util.List;
import java.util.Map;
import android.content.pm.ApplicationInfo;
import android.telephony.SignalStrength;
import android.util.Log;
import android.util.Printer;
import android.util.Slog;
import android.util.SparseArray;
import android.util.TimeUtils;
/**
* A class providing access to battery usage statistics, including information on
* wakelocks, processes, packages, and services. All times are represented in microseconds
* except where indicated otherwise.
* @hide
*/
public abstract class BatteryStats implements Parcelable {
private static final boolean LOCAL_LOGV = false;
/**
* A constant indicating a partial wake lock timer.
*/
public static final int WAKE_TYPE_PARTIAL = 0;
/**
* A constant indicating a full wake lock timer.
*/
public static final int WAKE_TYPE_FULL = 1;
/**
* A constant indicating a window wake lock timer.
*/
public static final int WAKE_TYPE_WINDOW = 2;
/**
* A constant indicating a sensor timer.
*/
public static final int SENSOR = 3;
/**
* A constant indicating a a wifi running timer
*/
public static final int WIFI_RUNNING = 4;
/**
* A constant indicating a full wifi lock timer
*/
public static final int FULL_WIFI_LOCK = 5;
/**
* A constant indicating a scan wifi lock timer
*/
public static final int SCAN_WIFI_LOCK = 6;
/**
* A constant indicating a wifi multicast timer
*/
public static final int WIFI_MULTICAST_ENABLED = 7;
/**
* A constant indicating an audio turn on timer
*/
public static final int AUDIO_TURNED_ON = 7;
/**
* A constant indicating a video turn on timer
*/
public static final int VIDEO_TURNED_ON = 8;
/**
* Include all of the data in the stats, including previously saved data.
*/
public static final int STATS_SINCE_CHARGED = 0;
/**
* Include only the last run in the stats.
*/
public static final int STATS_LAST = 1;
/**
* Include only the current run in the stats.
*/
public static final int STATS_CURRENT = 2;
/**
* Include only the run since the last time the device was unplugged in the stats.
*/
public static final int STATS_SINCE_UNPLUGGED = 3;
// NOTE: Update this list if you add/change any stats above.
// These characters are supposed to represent "total", "last", "current",
// and "unplugged". They were shortened for efficiency sake.
private static final String[] STAT_NAMES = { "t", "l", "c", "u" };
/**
* Bump the version on this if the checkin format changes.
*/
private static final int BATTERY_STATS_CHECKIN_VERSION = 5;
private static final long BYTES_PER_KB = 1024;
private static final long BYTES_PER_MB = 1048576; // 1024^2
private static final long BYTES_PER_GB = 1073741824; //1024^3
private static final String UID_DATA = "uid";
private static final String APK_DATA = "apk";
private static final String PROCESS_DATA = "pr";
private static final String SENSOR_DATA = "sr";
private static final String WAKELOCK_DATA = "wl";
private static final String KERNEL_WAKELOCK_DATA = "kwl";
private static final String NETWORK_DATA = "nt";
private static final String USER_ACTIVITY_DATA = "ua";
private static final String BATTERY_DATA = "bt";
private static final String BATTERY_DISCHARGE_DATA = "dc";
private static final String BATTERY_LEVEL_DATA = "lv";
private static final String WIFI_LOCK_DATA = "wfl";
private static final String MISC_DATA = "m";
private static final String SCREEN_BRIGHTNESS_DATA = "br";
private static final String SIGNAL_STRENGTH_TIME_DATA = "sgt";
private static final String SIGNAL_SCANNING_TIME_DATA = "sst";
private static final String SIGNAL_STRENGTH_COUNT_DATA = "sgc";
private static final String DATA_CONNECTION_TIME_DATA = "dct";
private static final String DATA_CONNECTION_COUNT_DATA = "dcc";
private final StringBuilder mFormatBuilder = new StringBuilder(32);
private final Formatter mFormatter = new Formatter(mFormatBuilder);
/**
* State for keeping track of counting information.
*/
public static abstract class Counter {
/**
* Returns the count associated with this Counter for the
* selected type of statistics.
*
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT
*/
public abstract int getCountLocked(int which);
/**
* Temporary for debugging.
*/
public abstract void logState(Printer pw, String prefix);
}
/**
* State for keeping track of timing information.
*/
public static abstract class Timer {
/**
* Returns the count associated with this Timer for the
* selected type of statistics.
*
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT
*/
public abstract int getCountLocked(int which);
/**
* Returns the total time in microseconds associated with this Timer for the
* selected type of statistics.
*
* @param batteryRealtime system realtime on battery in microseconds
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT
* @return a time in microseconds
*/
public abstract long getTotalTimeLocked(long batteryRealtime, int which);
/**
* Temporary for debugging.
*/
public abstract void logState(Printer pw, String prefix);
}
/**
* The statistics associated with a particular uid.
*/
public static abstract class Uid {
/**
* Returns a mapping containing wakelock statistics.
*
* @return a Map from Strings to Uid.Wakelock objects.
*/
public abstract Map<String, ? extends Wakelock> getWakelockStats();
/**
* The statistics associated with a particular wake lock.
*/
public static abstract class Wakelock {
public abstract Timer getWakeTime(int type);
}
/**
* Returns a mapping containing sensor statistics.
*
* @return a Map from Integer sensor ids to Uid.Sensor objects.
*/
public abstract Map<Integer, ? extends Sensor> getSensorStats();
/**
* Returns a mapping containing active process data.
*/
public abstract SparseArray<? extends Pid> getPidStats();
/**
* Returns a mapping containing process statistics.
*
* @return a Map from Strings to Uid.Proc objects.
*/
public abstract Map<String, ? extends Proc> getProcessStats();
/**
* Returns a mapping containing package statistics.
*
* @return a Map from Strings to Uid.Pkg objects.
*/
public abstract Map<String, ? extends Pkg> getPackageStats();
/**
* {@hide}
*/
public abstract int getUid();
/**
* {@hide}
*/
public abstract long getTcpBytesReceived(int which);
/**
* {@hide}
*/
public abstract long getTcpBytesSent(int which);
public abstract void noteWifiRunningLocked();
public abstract void noteWifiStoppedLocked();
public abstract void noteFullWifiLockAcquiredLocked();
public abstract void noteFullWifiLockReleasedLocked();
public abstract void noteScanWifiLockAcquiredLocked();
public abstract void noteScanWifiLockReleasedLocked();
public abstract void noteWifiMulticastEnabledLocked();
public abstract void noteWifiMulticastDisabledLocked();
public abstract void noteAudioTurnedOnLocked();
public abstract void noteAudioTurnedOffLocked();
public abstract void noteVideoTurnedOnLocked();
public abstract void noteVideoTurnedOffLocked();
public abstract long getWifiRunningTime(long batteryRealtime, int which);
public abstract long getFullWifiLockTime(long batteryRealtime, int which);
public abstract long getScanWifiLockTime(long batteryRealtime, int which);
public abstract long getWifiMulticastTime(long batteryRealtime,
int which);
public abstract long getAudioTurnedOnTime(long batteryRealtime, int which);
public abstract long getVideoTurnedOnTime(long batteryRealtime, int which);
/**
* Note that these must match the constants in android.os.LocalPowerManager.
*/
static final String[] USER_ACTIVITY_TYPES = {
"other", "cheek", "touch", "long_touch", "touch_up", "button", "unknown"
};
public static final int NUM_USER_ACTIVITY_TYPES = 7;
public abstract void noteUserActivityLocked(int type);
public abstract boolean hasUserActivity();
public abstract int getUserActivityCount(int type, int which);
public static abstract class Sensor {
// Magic sensor number for the GPS.
public static final int GPS = -10000;
public abstract int getHandle();
public abstract Timer getSensorTime();
}
public class Pid {
public long mWakeSum;
public long mWakeStart;
}
/**
* The statistics associated with a particular process.
*/
public static abstract class Proc {
public static class ExcessivePower {
public static final int TYPE_WAKE = 1;
public static final int TYPE_CPU = 2;
public int type;
public long overTime;
public long usedTime;
}
/**
* Returns the total time (in 1/100 sec) spent executing in user code.
*
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT.
*/
public abstract long getUserTime(int which);
/**
* Returns the total time (in 1/100 sec) spent executing in system code.
*
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT.
*/
public abstract long getSystemTime(int which);
/**
* Returns the number of times the process has been started.
*
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT.
*/
public abstract int getStarts(int which);
/**
* Returns the cpu time spent in microseconds while the process was in the foreground.
* @param which one of STATS_TOTAL, STATS_LAST, STATS_CURRENT or STATS_UNPLUGGED
* @return foreground cpu time in microseconds
*/
public abstract long getForegroundTime(int which);
/**
* Returns the approximate cpu time spent in microseconds, at a certain CPU speed.
* @param speedStep the index of the CPU speed. This is not the actual speed of the
* CPU.
* @param which one of STATS_TOTAL, STATS_LAST, STATS_CURRENT or STATS_UNPLUGGED
* @see BatteryStats#getCpuSpeedSteps()
*/
public abstract long getTimeAtCpuSpeedStep(int speedStep, int which);
public abstract int countExcessivePowers();
public abstract ExcessivePower getExcessivePower(int i);
}
/**
* The statistics associated with a particular package.
*/
public static abstract class Pkg {
/**
* Returns the number of times this package has done something that could wake up the
* device from sleep.
*
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT.
*/
public abstract int getWakeups(int which);
/**
* Returns a mapping containing service statistics.
*/
public abstract Map<String, ? extends Serv> getServiceStats();
/**
* The statistics associated with a particular service.
*/
public abstract class Serv {
/**
* Returns the amount of time spent started.
*
* @param batteryUptime elapsed uptime on battery in microseconds.
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT.
* @return
*/
public abstract long getStartTime(long batteryUptime, int which);
/**
* Returns the total number of times startService() has been called.
*
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT.
*/
public abstract int getStarts(int which);
/**
* Returns the total number times the service has been launched.
*
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT.
*/
public abstract int getLaunches(int which);
}
}
}
public final static class HistoryItem implements Parcelable {
static final String TAG = "HistoryItem";
static final boolean DEBUG = false;
public HistoryItem next;
public long time;
public static final byte CMD_NULL = 0;
public static final byte CMD_UPDATE = 1;
public static final byte CMD_START = 2;
public static final byte CMD_OVERFLOW = 3;
public byte cmd = CMD_NULL;
public byte batteryLevel;
public byte batteryStatus;
public byte batteryHealth;
public byte batteryPlugType;
public char batteryTemperature;
public char batteryVoltage;
// Constants from SCREEN_BRIGHTNESS_*
public static final int STATE_BRIGHTNESS_MASK = 0x0000000f;
public static final int STATE_BRIGHTNESS_SHIFT = 0;
// Constants from SIGNAL_STRENGTH_*
public static final int STATE_SIGNAL_STRENGTH_MASK = 0x000000f0;
public static final int STATE_SIGNAL_STRENGTH_SHIFT = 4;
// Constants from ServiceState.STATE_*
public static final int STATE_PHONE_STATE_MASK = 0x00000f00;
public static final int STATE_PHONE_STATE_SHIFT = 8;
// Constants from DATA_CONNECTION_*
public static final int STATE_DATA_CONNECTION_MASK = 0x0000f000;
public static final int STATE_DATA_CONNECTION_SHIFT = 12;
// These states always appear directly in the first int token
// of a delta change; they should be ones that change relatively
// frequently.
public static final int STATE_WAKE_LOCK_FLAG = 1<<30;
public static final int STATE_SENSOR_ON_FLAG = 1<<29;
public static final int STATE_GPS_ON_FLAG = 1<<28;
public static final int STATE_PHONE_SCANNING_FLAG = 1<<27;
public static final int STATE_WIFI_RUNNING_FLAG = 1<<26;
public static final int STATE_WIFI_FULL_LOCK_FLAG = 1<<25;
public static final int STATE_WIFI_SCAN_LOCK_FLAG = 1<<24;
public static final int STATE_WIFI_MULTICAST_ON_FLAG = 1<<23;
// These are on the lower bits used for the command; if they change
// we need to write another int of data.
public static final int STATE_AUDIO_ON_FLAG = 1<<22;
public static final int STATE_VIDEO_ON_FLAG = 1<<21;
public static final int STATE_SCREEN_ON_FLAG = 1<<20;
public static final int STATE_BATTERY_PLUGGED_FLAG = 1<<19;
public static final int STATE_PHONE_IN_CALL_FLAG = 1<<18;
public static final int STATE_WIFI_ON_FLAG = 1<<17;
public static final int STATE_BLUETOOTH_ON_FLAG = 1<<16;
public static final int MOST_INTERESTING_STATES =
STATE_BATTERY_PLUGGED_FLAG | STATE_SCREEN_ON_FLAG
| STATE_GPS_ON_FLAG | STATE_PHONE_IN_CALL_FLAG;
public int states;
public HistoryItem() {
}
public HistoryItem(long time, Parcel src) {
this.time = time;
readFromParcel(src);
}
public int describeContents() {
return 0;
}
public void writeToParcel(Parcel dest, int flags) {
dest.writeLong(time);
int bat = (((int)cmd)&0xff)
| ((((int)batteryLevel)<<8)&0xff00)
| ((((int)batteryStatus)<<16)&0xf0000)
| ((((int)batteryHealth)<<20)&0xf00000)
| ((((int)batteryPlugType)<<24)&0xf000000);
dest.writeInt(bat);
bat = (((int)batteryTemperature)&0xffff)
| ((((int)batteryVoltage)<<16)&0xffff0000);
dest.writeInt(bat);
dest.writeInt(states);
}
private void readFromParcel(Parcel src) {
int bat = src.readInt();
cmd = (byte)(bat&0xff);
batteryLevel = (byte)((bat>>8)&0xff);
batteryStatus = (byte)((bat>>16)&0xf);
batteryHealth = (byte)((bat>>20)&0xf);
batteryPlugType = (byte)((bat>>24)&0xf);
bat = src.readInt();
batteryTemperature = (char)(bat&0xffff);
batteryVoltage = (char)((bat>>16)&0xffff);
states = src.readInt();
}
// Part of initial delta int that specifies the time delta.
static final int DELTA_TIME_MASK = 0x3ffff;
static final int DELTA_TIME_ABS = 0x3fffd; // Following is an entire abs update.
static final int DELTA_TIME_INT = 0x3fffe; // The delta is a following int
static final int DELTA_TIME_LONG = 0x3ffff; // The delta is a following long
// Part of initial delta int holding the command code.
static final int DELTA_CMD_MASK = 0x3;
static final int DELTA_CMD_SHIFT = 18;
// Flag in delta int: a new battery level int follows.
static final int DELTA_BATTERY_LEVEL_FLAG = 1<<20;
// Flag in delta int: a new full state and battery status int follows.
static final int DELTA_STATE_FLAG = 1<<21;
static final int DELTA_STATE_MASK = 0xffc00000;
public void writeDelta(Parcel dest, HistoryItem last) {
if (last == null || last.cmd != CMD_UPDATE) {
dest.writeInt(DELTA_TIME_ABS);
writeToParcel(dest, 0);
return;
}
final long deltaTime = time - last.time;
final int lastBatteryLevelInt = last.buildBatteryLevelInt();
final int lastStateInt = last.buildStateInt();
int deltaTimeToken;
if (deltaTime < 0 || deltaTime > Integer.MAX_VALUE) {
deltaTimeToken = DELTA_TIME_LONG;
} else if (deltaTime >= DELTA_TIME_ABS) {
deltaTimeToken = DELTA_TIME_INT;
} else {
deltaTimeToken = (int)deltaTime;
}
int firstToken = deltaTimeToken
| (cmd<<DELTA_CMD_SHIFT)
| (states&DELTA_STATE_MASK);
final int batteryLevelInt = buildBatteryLevelInt();
final boolean batteryLevelIntChanged = batteryLevelInt != lastBatteryLevelInt;
if (batteryLevelIntChanged) {
firstToken |= DELTA_BATTERY_LEVEL_FLAG;
}
final int stateInt = buildStateInt();
final boolean stateIntChanged = stateInt != lastStateInt;
if (stateIntChanged) {
firstToken |= DELTA_STATE_FLAG;
}
dest.writeInt(firstToken);
if (DEBUG) Slog.i(TAG, "WRITE DELTA: firstToken=0x" + Integer.toHexString(firstToken)
+ " deltaTime=" + deltaTime);
if (deltaTimeToken >= DELTA_TIME_INT) {
if (deltaTimeToken == DELTA_TIME_INT) {
if (DEBUG) Slog.i(TAG, "WRITE DELTA: int deltaTime=" + (int)deltaTime);
dest.writeInt((int)deltaTime);
} else {
if (DEBUG) Slog.i(TAG, "WRITE DELTA: long deltaTime=" + deltaTime);
dest.writeLong(deltaTime);
}
}
if (batteryLevelIntChanged) {
dest.writeInt(batteryLevelInt);
if (DEBUG) Slog.i(TAG, "WRITE DELTA: batteryToken=0x"
+ Integer.toHexString(batteryLevelInt)
+ " batteryLevel=" + batteryLevel
+ " batteryTemp=" + (int)batteryTemperature
+ " batteryVolt=" + (int)batteryVoltage);
}
if (stateIntChanged) {
dest.writeInt(stateInt);
if (DEBUG) Slog.i(TAG, "WRITE DELTA: stateToken=0x"
+ Integer.toHexString(stateInt)
+ " batteryStatus=" + batteryStatus
+ " batteryHealth=" + batteryHealth
+ " batteryPlugType=" + batteryPlugType
+ " states=0x" + Integer.toHexString(states));
}
}
private int buildBatteryLevelInt() {
return ((((int)batteryLevel)<<24)&0xff000000)
| ((((int)batteryTemperature)<<14)&0x00ffc000)
| (((int)batteryVoltage)&0x00003fff);
}
private int buildStateInt() {
return ((((int)batteryStatus)<<28)&0xf0000000)
| ((((int)batteryHealth)<<24)&0x0f000000)
| ((((int)batteryPlugType)<<22)&0x00c00000)
| (states&(~DELTA_STATE_MASK));
}
public void readDelta(Parcel src) {
int firstToken = src.readInt();
int deltaTimeToken = firstToken&DELTA_TIME_MASK;
cmd = (byte)((firstToken>>DELTA_CMD_SHIFT)&DELTA_CMD_MASK);
if (DEBUG) Slog.i(TAG, "READ DELTA: firstToken=0x" + Integer.toHexString(firstToken)
+ " deltaTimeToken=" + deltaTimeToken);
if (deltaTimeToken < DELTA_TIME_ABS) {
time += deltaTimeToken;
} else if (deltaTimeToken == DELTA_TIME_ABS) {
time = src.readLong();
readFromParcel(src);
return;
} else if (deltaTimeToken == DELTA_TIME_INT) {
int delta = src.readInt();
time += delta;
if (DEBUG) Slog.i(TAG, "READ DELTA: time delta=" + delta + " new time=" + time);
} else {
long delta = src.readLong();
if (DEBUG) Slog.i(TAG, "READ DELTA: time delta=" + delta + " new time=" + time);
time += delta;
}
if ((firstToken&DELTA_BATTERY_LEVEL_FLAG) != 0) {
int batteryLevelInt = src.readInt();
batteryLevel = (byte)((batteryLevelInt>>24)&0xff);
batteryTemperature = (char)((batteryLevelInt>>14)&0x3ff);
batteryVoltage = (char)(batteryLevelInt&0x3fff);
if (DEBUG) Slog.i(TAG, "READ DELTA: batteryToken=0x"
+ Integer.toHexString(batteryLevelInt)
+ " batteryLevel=" + batteryLevel
+ " batteryTemp=" + (int)batteryTemperature
+ " batteryVolt=" + (int)batteryVoltage);
}
if ((firstToken&DELTA_STATE_FLAG) != 0) {
int stateInt = src.readInt();
states = (firstToken&DELTA_STATE_MASK) | (stateInt&(~DELTA_STATE_MASK));
batteryStatus = (byte)((stateInt>>28)&0xf);
batteryHealth = (byte)((stateInt>>24)&0xf);
batteryPlugType = (byte)((stateInt>>22)&0x3);
if (DEBUG) Slog.i(TAG, "READ DELTA: stateToken=0x"
+ Integer.toHexString(stateInt)
+ " batteryStatus=" + batteryStatus
+ " batteryHealth=" + batteryHealth
+ " batteryPlugType=" + batteryPlugType
+ " states=0x" + Integer.toHexString(states));
} else {
states = (firstToken&DELTA_STATE_MASK) | (states&(~DELTA_STATE_MASK));
}
}
public void clear() {
time = 0;
cmd = CMD_NULL;
batteryLevel = 0;
batteryStatus = 0;
batteryHealth = 0;
batteryPlugType = 0;
batteryTemperature = 0;
batteryVoltage = 0;
states = 0;
}
public void setTo(HistoryItem o) {
time = o.time;
cmd = o.cmd;
batteryLevel = o.batteryLevel;
batteryStatus = o.batteryStatus;
batteryHealth = o.batteryHealth;
batteryPlugType = o.batteryPlugType;
batteryTemperature = o.batteryTemperature;
batteryVoltage = o.batteryVoltage;
states = o.states;
}
public void setTo(long time, byte cmd, HistoryItem o) {
this.time = time;
this.cmd = cmd;
batteryLevel = o.batteryLevel;
batteryStatus = o.batteryStatus;
batteryHealth = o.batteryHealth;
batteryPlugType = o.batteryPlugType;
batteryTemperature = o.batteryTemperature;
batteryVoltage = o.batteryVoltage;
states = o.states;
}
public boolean same(HistoryItem o) {
return batteryLevel == o.batteryLevel
&& batteryStatus == o.batteryStatus
&& batteryHealth == o.batteryHealth
&& batteryPlugType == o.batteryPlugType
&& batteryTemperature == o.batteryTemperature
&& batteryVoltage == o.batteryVoltage
&& states == o.states;
}
}
public static final class BitDescription {
public final int mask;
public final int shift;
public final String name;
public final String[] values;
public BitDescription(int mask, String name) {
this.mask = mask;
this.shift = -1;
this.name = name;
this.values = null;
}
public BitDescription(int mask, int shift, String name, String[] values) {
this.mask = mask;
this.shift = shift;
this.name = name;
this.values = values;
}
}
public abstract boolean startIteratingHistoryLocked();
public abstract boolean getNextHistoryLocked(HistoryItem out);
public abstract void finishIteratingHistoryLocked();
public abstract boolean startIteratingOldHistoryLocked();
public abstract boolean getNextOldHistoryLocked(HistoryItem out);
public abstract void finishIteratingOldHistoryLocked();
/**
* Return the base time offset for the battery history.
*/
public abstract long getHistoryBaseTime();
/**
* Returns the number of times the device has been started.
*/
public abstract int getStartCount();
/**
* Returns the time in microseconds that the screen has been on while the device was
* running on battery.
*
* {@hide}
*/
public abstract long getScreenOnTime(long batteryRealtime, int which);
public static final int SCREEN_BRIGHTNESS_DARK = 0;
public static final int SCREEN_BRIGHTNESS_DIM = 1;
public static final int SCREEN_BRIGHTNESS_MEDIUM = 2;
public static final int SCREEN_BRIGHTNESS_LIGHT = 3;
public static final int SCREEN_BRIGHTNESS_BRIGHT = 4;
static final String[] SCREEN_BRIGHTNESS_NAMES = {
"dark", "dim", "medium", "light", "bright"
};
public static final int NUM_SCREEN_BRIGHTNESS_BINS = 5;
/**
* Returns the time in microseconds that the screen has been on with
* the given brightness
*
* {@hide}
*/
public abstract long getScreenBrightnessTime(int brightnessBin,
long batteryRealtime, int which);
public abstract int getInputEventCount(int which);
/**
* Returns the time in microseconds that the phone has been on while the device was
* running on battery.
*
* {@hide}
*/
public abstract long getPhoneOnTime(long batteryRealtime, int which);
/**
* Returns the time in microseconds that the phone has been running with
* the given signal strength.
*
* {@hide}
*/
public abstract long getPhoneSignalStrengthTime(int strengthBin,
long batteryRealtime, int which);
/**
* Returns the time in microseconds that the phone has been trying to
* acquire a signal.
*
* {@hide}
*/
public abstract long getPhoneSignalScanningTime(
long batteryRealtime, int which);
/**
* Returns the number of times the phone has entered the given signal strength.
*
* {@hide}
*/
public abstract int getPhoneSignalStrengthCount(int strengthBin, int which);
public static final int DATA_CONNECTION_NONE = 0;
public static final int DATA_CONNECTION_GPRS = 1;
public static final int DATA_CONNECTION_EDGE = 2;
public static final int DATA_CONNECTION_UMTS = 3;
public static final int DATA_CONNECTION_CDMA = 4;
public static final int DATA_CONNECTION_EVDO_0 = 5;
public static final int DATA_CONNECTION_EVDO_A = 6;
public static final int DATA_CONNECTION_1xRTT = 7;
public static final int DATA_CONNECTION_HSDPA = 8;
public static final int DATA_CONNECTION_HSUPA = 9;
public static final int DATA_CONNECTION_HSPA = 10;
public static final int DATA_CONNECTION_IDEN = 11;
public static final int DATA_CONNECTION_EVDO_B = 12;
public static final int DATA_CONNECTION_LTE = 13;
public static final int DATA_CONNECTION_EHRPD = 14;
public static final int DATA_CONNECTION_OTHER = 15;
static final String[] DATA_CONNECTION_NAMES = {
"none", "gprs", "edge", "umts", "cdma", "evdo_0", "evdo_A",
"1xrtt", "hsdpa", "hsupa", "hspa", "iden", "evdo_b", "lte",
"ehrpd", "other"
};
public static final int NUM_DATA_CONNECTION_TYPES = DATA_CONNECTION_OTHER+1;
/**
* Returns the time in microseconds that the phone has been running with
* the given data connection.
*
* {@hide}
*/
public abstract long getPhoneDataConnectionTime(int dataType,
long batteryRealtime, int which);
/**
* Returns the number of times the phone has entered the given data
* connection type.
*
* {@hide}
*/
public abstract int getPhoneDataConnectionCount(int dataType, int which);
public static final BitDescription[] HISTORY_STATE_DESCRIPTIONS
= new BitDescription[] {
new BitDescription(HistoryItem.STATE_BATTERY_PLUGGED_FLAG, "plugged"),
new BitDescription(HistoryItem.STATE_SCREEN_ON_FLAG, "screen"),
new BitDescription(HistoryItem.STATE_GPS_ON_FLAG, "gps"),
new BitDescription(HistoryItem.STATE_PHONE_IN_CALL_FLAG, "phone_in_call"),
new BitDescription(HistoryItem.STATE_PHONE_SCANNING_FLAG, "phone_scanning"),
new BitDescription(HistoryItem.STATE_WIFI_ON_FLAG, "wifi"),
new BitDescription(HistoryItem.STATE_WIFI_RUNNING_FLAG, "wifi_running"),
new BitDescription(HistoryItem.STATE_WIFI_FULL_LOCK_FLAG, "wifi_full_lock"),
new BitDescription(HistoryItem.STATE_WIFI_SCAN_LOCK_FLAG, "wifi_scan_lock"),
new BitDescription(HistoryItem.STATE_WIFI_MULTICAST_ON_FLAG, "wifi_multicast"),
new BitDescription(HistoryItem.STATE_BLUETOOTH_ON_FLAG, "bluetooth"),
new BitDescription(HistoryItem.STATE_AUDIO_ON_FLAG, "audio"),
new BitDescription(HistoryItem.STATE_VIDEO_ON_FLAG, "video"),
new BitDescription(HistoryItem.STATE_WAKE_LOCK_FLAG, "wake_lock"),
new BitDescription(HistoryItem.STATE_SENSOR_ON_FLAG, "sensor"),
new BitDescription(HistoryItem.STATE_BRIGHTNESS_MASK,
HistoryItem.STATE_BRIGHTNESS_SHIFT, "brightness",
SCREEN_BRIGHTNESS_NAMES),
new BitDescription(HistoryItem.STATE_SIGNAL_STRENGTH_MASK,
HistoryItem.STATE_SIGNAL_STRENGTH_SHIFT, "signal_strength",
SignalStrength.SIGNAL_STRENGTH_NAMES),
new BitDescription(HistoryItem.STATE_PHONE_STATE_MASK,
HistoryItem.STATE_PHONE_STATE_SHIFT, "phone_state",
new String[] {"in", "out", "emergency", "off"}),
new BitDescription(HistoryItem.STATE_DATA_CONNECTION_MASK,
HistoryItem.STATE_DATA_CONNECTION_SHIFT, "data_conn",
DATA_CONNECTION_NAMES),
};
/**
* Returns the time in microseconds that wifi has been on while the device was
* running on battery.
*
* {@hide}
*/
public abstract long getWifiOnTime(long batteryRealtime, int which);
/**
* Returns the time in microseconds that wifi has been on and the driver has
* been in the running state while the device was running on battery.
*
* {@hide}
*/
public abstract long getGlobalWifiRunningTime(long batteryRealtime, int which);
/**
* Returns the time in microseconds that bluetooth has been on while the device was
* running on battery.
*
* {@hide}
*/
public abstract long getBluetoothOnTime(long batteryRealtime, int which);
/**
* Return whether we are currently running on battery.
*/
public abstract boolean getIsOnBattery();
/**
* Returns a SparseArray containing the statistics for each uid.
*/
public abstract SparseArray<? extends Uid> getUidStats();
/**
* Returns the current battery uptime in microseconds.
*
* @param curTime the amount of elapsed realtime in microseconds.
*/
public abstract long getBatteryUptime(long curTime);
/**
* @deprecated use getRadioDataUptime
*/
public long getRadioDataUptimeMs() {
return getRadioDataUptime() / 1000;
}
/**
* Returns the time that the radio was on for data transfers.
* @return the uptime in microseconds while unplugged
*/
public abstract long getRadioDataUptime();
/**
* Returns the current battery realtime in microseconds.
*
* @param curTime the amount of elapsed realtime in microseconds.
*/
public abstract long getBatteryRealtime(long curTime);
/**
* Returns the battery percentage level at the last time the device was unplugged from power, or
* the last time it booted on battery power.
*/
public abstract int getDischargeStartLevel();
/**
* Returns the current battery percentage level if we are in a discharge cycle, otherwise
* returns the level at the last plug event.
*/
public abstract int getDischargeCurrentLevel();
/**
* Get the amount the battery has discharged since the stats were
* last reset after charging, as a lower-end approximation.
*/
public abstract int getLowDischargeAmountSinceCharge();
/**
* Get the amount the battery has discharged since the stats were
* last reset after charging, as an upper-end approximation.
*/
public abstract int getHighDischargeAmountSinceCharge();
/**
* Get the amount the battery has discharged while the screen was on,
* since the last time power was unplugged.
*/
public abstract int getDischargeAmountScreenOn();
/**
* Get the amount the battery has discharged while the screen was on,
* since the last time the device was charged.
*/
public abstract int getDischargeAmountScreenOnSinceCharge();
/**
* Get the amount the battery has discharged while the screen was off,
* since the last time power was unplugged.
*/
public abstract int getDischargeAmountScreenOff();
/**
* Get the amount the battery has discharged while the screen was off,
* since the last time the device was charged.
*/
public abstract int getDischargeAmountScreenOffSinceCharge();
/**
* Returns the total, last, or current battery uptime in microseconds.
*
* @param curTime the elapsed realtime in microseconds.
* @param which one of STATS_TOTAL, STATS_LAST, or STATS_CURRENT.
*/
public abstract long computeBatteryUptime(long curTime, int which);
/**