BatteryStatsImpl.java revision 3f7e35c2c7d3d7f08f50c1d93cd16b1f49354ccc
1/* 2 * Copyright (C) 2006-2007 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17package com.android.internal.os; 18 19import android.bluetooth.BluetoothHeadset; 20import android.os.BatteryStats; 21import android.os.NetStat; 22import android.os.Parcel; 23import android.os.ParcelFormatException; 24import android.os.Parcelable; 25import android.os.Process; 26import android.os.SystemClock; 27import android.telephony.SignalStrength; 28import android.telephony.TelephonyManager; 29import android.util.Log; 30import android.util.PrintWriterPrinter; 31import android.util.Printer; 32import android.util.SparseArray; 33 34import java.io.BufferedReader; 35import java.io.File; 36import java.io.FileInputStream; 37import java.io.FileOutputStream; 38import java.io.FileReader; 39import java.io.IOException; 40import java.io.PrintWriter; 41import java.util.ArrayList; 42import java.util.HashMap; 43import java.util.Iterator; 44import java.util.Map; 45 46/** 47 * All information we are collecting about things that can happen that impact 48 * battery life. All times are represented in microseconds except where indicated 49 * otherwise. 50 */ 51public final class BatteryStatsImpl extends BatteryStats { 52 private static final String TAG = "BatteryStatsImpl"; 53 private static final boolean DEBUG = false; 54 55 // In-memory Parcel magic number, used to detect attempts to unmarshall bad data 56 private static final int MAGIC = 0xBA757475; // 'BATSTATS' 57 58 // Current on-disk Parcel version 59 private static final int VERSION = 39; 60 61 private final File mFile; 62 private final File mBackupFile; 63 64 /** 65 * The statistics we have collected organized by uids. 66 */ 67 final SparseArray<BatteryStatsImpl.Uid> mUidStats = 68 new SparseArray<BatteryStatsImpl.Uid>(); 69 70 // A set of pools of currently active timers. When a timer is queried, we will divide the 71 // elapsed time by the number of active timers to arrive at that timer's share of the time. 72 // In order to do this, we must refresh each timer whenever the number of active timers 73 // changes. 74 final ArrayList<StopwatchTimer> mPartialTimers = new ArrayList<StopwatchTimer>(); 75 final ArrayList<StopwatchTimer> mFullTimers = new ArrayList<StopwatchTimer>(); 76 final ArrayList<StopwatchTimer> mWindowTimers = new ArrayList<StopwatchTimer>(); 77 final SparseArray<ArrayList<StopwatchTimer>> mSensorTimers 78 = new SparseArray<ArrayList<StopwatchTimer>>(); 79 80 // These are the objects that will want to do something when the device 81 // is unplugged from power. 82 final ArrayList<Unpluggable> mUnpluggables = new ArrayList<Unpluggable>(); 83 84 int mStartCount; 85 86 long mBatteryUptime; 87 long mBatteryLastUptime; 88 long mBatteryRealtime; 89 long mBatteryLastRealtime; 90 91 long mUptime; 92 long mUptimeStart; 93 long mLastUptime; 94 long mRealtime; 95 long mRealtimeStart; 96 long mLastRealtime; 97 98 boolean mScreenOn; 99 StopwatchTimer mScreenOnTimer; 100 101 int mScreenBrightnessBin = -1; 102 final StopwatchTimer[] mScreenBrightnessTimer = new StopwatchTimer[NUM_SCREEN_BRIGHTNESS_BINS]; 103 104 Counter mInputEventCounter; 105 106 boolean mPhoneOn; 107 StopwatchTimer mPhoneOnTimer; 108 109 boolean mAudioOn; 110 StopwatchTimer mAudioOnTimer; 111 112 boolean mVideoOn; 113 StopwatchTimer mVideoOnTimer; 114 115 int mPhoneSignalStrengthBin = -1; 116 final StopwatchTimer[] mPhoneSignalStrengthsTimer = 117 new StopwatchTimer[NUM_SIGNAL_STRENGTH_BINS]; 118 119 int mPhoneDataConnectionType = -1; 120 final StopwatchTimer[] mPhoneDataConnectionsTimer = 121 new StopwatchTimer[NUM_DATA_CONNECTION_TYPES]; 122 123 boolean mWifiOn; 124 StopwatchTimer mWifiOnTimer; 125 int mWifiOnUid = -1; 126 127 boolean mWifiRunning; 128 StopwatchTimer mWifiRunningTimer; 129 130 boolean mBluetoothOn; 131 StopwatchTimer mBluetoothOnTimer; 132 133 /** Bluetooth headset object */ 134 BluetoothHeadset mBtHeadset; 135 136 /** 137 * These provide time bases that discount the time the device is plugged 138 * in to power. 139 */ 140 boolean mOnBattery; 141 boolean mOnBatteryInternal; 142 long mTrackBatteryPastUptime; 143 long mTrackBatteryUptimeStart; 144 long mTrackBatteryPastRealtime; 145 long mTrackBatteryRealtimeStart; 146 147 long mUnpluggedBatteryUptime; 148 long mUnpluggedBatteryRealtime; 149 150 /* 151 * These keep track of battery levels (1-100) at the last plug event and the last unplug event. 152 */ 153 int mDischargeStartLevel; 154 int mDischargeCurrentLevel; 155 156 long mLastWriteTime = 0; // Milliseconds 157 158 // Mobile data transferred while on battery 159 private long[] mMobileDataTx = new long[4]; 160 private long[] mMobileDataRx = new long[4]; 161 private long[] mTotalDataTx = new long[4]; 162 private long[] mTotalDataRx = new long[4]; 163 164 private long mRadioDataUptime; 165 private long mRadioDataStart; 166 167 private int mBluetoothPingCount; 168 private int mBluetoothPingStart = -1; 169 170 /* 171 * Holds a SamplingTimer associated with each kernel wakelock name being tracked. 172 */ 173 private final HashMap<String, SamplingTimer> mKernelWakelockStats = 174 new HashMap<String, SamplingTimer>(); 175 176 public Map<String, ? extends SamplingTimer> getKernelWakelockStats() { 177 return mKernelWakelockStats; 178 } 179 180 private static int sKernelWakelockUpdateVersion = 0; 181 182 private static final int[] PROC_WAKELOCKS_FORMAT = new int[] { 183 Process.PROC_TAB_TERM|Process.PROC_OUT_STRING, // 0: name 184 Process.PROC_TAB_TERM|Process.PROC_OUT_LONG, // 1: count 185 Process.PROC_TAB_TERM, 186 Process.PROC_TAB_TERM, 187 Process.PROC_TAB_TERM, 188 Process.PROC_TAB_TERM|Process.PROC_OUT_LONG, // 5: totalTime 189 }; 190 191 private final String[] mProcWakelocksName = new String[3]; 192 private final long[] mProcWakelocksData = new long[3]; 193 194 /* 195 * Used as a buffer for reading in data from /proc/wakelocks before it is processed and added 196 * to mKernelWakelockStats. 197 */ 198 private final Map<String, KernelWakelockStats> mProcWakelockFileStats = 199 new HashMap<String, KernelWakelockStats>(); 200 201 private HashMap<String, Integer> mUidCache = new HashMap<String, Integer>(); 202 203 // For debugging 204 public BatteryStatsImpl() { 205 mFile = mBackupFile = null; 206 } 207 208 public static interface Unpluggable { 209 void unplug(long batteryUptime, long batteryRealtime); 210 void plug(long batteryUptime, long batteryRealtime); 211 } 212 213 /** 214 * State for keeping track of counting information. 215 */ 216 public static final class Counter extends BatteryStats.Counter implements Unpluggable { 217 int mCount; 218 int mLoadedCount; 219 int mLastCount; 220 int mUnpluggedCount; 221 int mPluggedCount; 222 223 Counter(ArrayList<Unpluggable> unpluggables, Parcel in) { 224 mPluggedCount = mCount = in.readInt(); 225 mLoadedCount = in.readInt(); 226 mLastCount = in.readInt(); 227 mUnpluggedCount = in.readInt(); 228 unpluggables.add(this); 229 } 230 231 Counter(ArrayList<Unpluggable> unpluggables) { 232 unpluggables.add(this); 233 } 234 235 public void writeToParcel(Parcel out) { 236 out.writeInt(mCount); 237 out.writeInt(mLoadedCount); 238 out.writeInt(mLastCount); 239 out.writeInt(mUnpluggedCount); 240 } 241 242 public void unplug(long batteryUptime, long batteryRealtime) { 243 mUnpluggedCount = mCount = mPluggedCount; 244 } 245 246 public void plug(long batteryUptime, long batteryRealtime) { 247 mPluggedCount = mCount; 248 } 249 250 /** 251 * Writes a possibly null Counter to a Parcel. 252 * 253 * @param out the Parcel to be written to. 254 * @param counter a Counter, or null. 255 */ 256 public static void writeCounterToParcel(Parcel out, Counter counter) { 257 if (counter == null) { 258 out.writeInt(0); // indicates null 259 return; 260 } 261 out.writeInt(1); // indicates non-null 262 263 counter.writeToParcel(out); 264 } 265 266 @Override 267 public int getCountLocked(int which) { 268 int val; 269 if (which == STATS_LAST) { 270 val = mLastCount; 271 } else { 272 val = mCount; 273 if (which == STATS_UNPLUGGED) { 274 val -= mUnpluggedCount; 275 } else if (which != STATS_TOTAL) { 276 val -= mLoadedCount; 277 } 278 } 279 280 return val; 281 } 282 283 public void logState(Printer pw, String prefix) { 284 pw.println(prefix + "mCount=" + mCount 285 + " mLoadedCount=" + mLoadedCount + " mLastCount=" + mLastCount 286 + " mUnpluggedCount=" + mUnpluggedCount 287 + " mPluggedCount=" + mPluggedCount); 288 } 289 290 void stepLocked() { 291 mCount++; 292 } 293 294 void writeSummaryFromParcelLocked(Parcel out) { 295 out.writeInt(mCount); 296 out.writeInt(mCount - mLoadedCount); 297 } 298 299 void readSummaryFromParcelLocked(Parcel in) { 300 mCount = mLoadedCount = in.readInt(); 301 mLastCount = in.readInt(); 302 mUnpluggedCount = mPluggedCount = mCount; 303 } 304 } 305 306 /** 307 * State for keeping track of timing information. 308 */ 309 public static abstract class Timer extends BatteryStats.Timer implements Unpluggable { 310 final int mType; 311 312 313 int mCount; 314 int mLoadedCount; 315 int mLastCount; 316 int mUnpluggedCount; 317 318 // Times are in microseconds for better accuracy when dividing by the 319 // lock count, and are in "battery realtime" units. 320 321 /** 322 * The total time we have accumulated since the start of the original 323 * boot, to the last time something interesting happened in the 324 * current run. 325 */ 326 long mTotalTime; 327 328 /** 329 * The total time we loaded for the previous runs. Subtract this from 330 * mTotalTime to find the time for the current run of the system. 331 */ 332 long mLoadedTime; 333 334 /** 335 * The run time of the last run of the system, as loaded from the 336 * saved data. 337 */ 338 long mLastTime; 339 340 /** 341 * The value of mTotalTime when unplug() was last called. Subtract 342 * this from mTotalTime to find the time since the last unplug from 343 * power. 344 */ 345 long mUnpluggedTime; 346 347 /** 348 * Constructs from a parcel. 349 * @param type 350 * @param unpluggables 351 * @param powerType 352 * @param in 353 */ 354 Timer(int type, ArrayList<Unpluggable> unpluggables, Parcel in) { 355 mType = type; 356 357 mCount = in.readInt(); 358 mLoadedCount = in.readInt(); 359 mLastCount = in.readInt(); 360 mUnpluggedCount = in.readInt(); 361 mTotalTime = in.readLong(); 362 mLoadedTime = in.readLong(); 363 mLastTime = in.readLong(); 364 mUnpluggedTime = in.readLong(); 365 unpluggables.add(this); 366 } 367 368 Timer(int type, ArrayList<Unpluggable> unpluggables) { 369 mType = type; 370 unpluggables.add(this); 371 } 372 373 protected abstract long computeRunTimeLocked(long curBatteryRealtime); 374 375 protected abstract int computeCurrentCountLocked(); 376 377 378 public void writeToParcel(Parcel out, long batteryRealtime) { 379 out.writeInt(mCount); 380 out.writeInt(mLoadedCount); 381 out.writeInt(mLastCount); 382 out.writeInt(mUnpluggedCount); 383 out.writeLong(computeRunTimeLocked(batteryRealtime)); 384 out.writeLong(mLoadedTime); 385 out.writeLong(mLastTime); 386 out.writeLong(mUnpluggedTime); 387 } 388 389 public void unplug(long batteryUptime, long batteryRealtime) { 390 if (DEBUG && mType < 0) { 391 Log.v(TAG, "unplug #" + mType + ": realtime=" + batteryRealtime 392 + " old mUnpluggedTime=" + mUnpluggedTime 393 + " old mUnpluggedCount=" + mUnpluggedCount); 394 } 395 mUnpluggedTime = computeRunTimeLocked(batteryRealtime); 396 mUnpluggedCount = mCount; 397 if (DEBUG && mType < 0) { 398 Log.v(TAG, "unplug #" + mType 399 + ": new mUnpluggedTime=" + mUnpluggedTime 400 + " new mUnpluggedCount=" + mUnpluggedCount); 401 } 402 } 403 404 public void plug(long batteryUptime, long batteryRealtime) { 405 if (DEBUG && mType < 0) { 406 Log.v(TAG, "plug #" + mType + ": realtime=" + batteryRealtime 407 + " old mTotalTime=" + mTotalTime); 408 } 409 mTotalTime = computeRunTimeLocked(batteryRealtime); 410 mCount = computeCurrentCountLocked(); 411 if (DEBUG && mType < 0) { 412 Log.v(TAG, "plug #" + mType 413 + ": new mTotalTime=" + mTotalTime); 414 } 415 } 416 417 /** 418 * Writes a possibly null Timer to a Parcel. 419 * 420 * @param out the Parcel to be written to. 421 * @param timer a Timer, or null. 422 */ 423 public static void writeTimerToParcel(Parcel out, Timer timer, 424 long batteryRealtime) { 425 if (timer == null) { 426 out.writeInt(0); // indicates null 427 return; 428 } 429 out.writeInt(1); // indicates non-null 430 431 timer.writeToParcel(out, batteryRealtime); 432 } 433 434 @Override 435 public long getTotalTimeLocked(long batteryRealtime, int which) { 436 long val; 437 if (which == STATS_LAST) { 438 val = mLastTime; 439 } else { 440 val = computeRunTimeLocked(batteryRealtime); 441 if (which == STATS_UNPLUGGED) { 442 val -= mUnpluggedTime; 443 } else if (which != STATS_TOTAL) { 444 val -= mLoadedTime; 445 } 446 } 447 448 return val; 449 } 450 451 @Override 452 public int getCountLocked(int which) { 453 int val; 454 if (which == STATS_LAST) { 455 val = mLastCount; 456 } else { 457 val = computeCurrentCountLocked(); 458 if (which == STATS_UNPLUGGED) { 459 val -= mUnpluggedCount; 460 } else if (which != STATS_TOTAL) { 461 val -= mLoadedCount; 462 } 463 } 464 465 return val; 466 } 467 468 public void logState(Printer pw, String prefix) { 469 pw.println(prefix + " mCount=" + mCount 470 + " mLoadedCount=" + mLoadedCount + " mLastCount=" + mLastCount 471 + " mUnpluggedCount=" + mUnpluggedCount); 472 pw.println(prefix + "mTotalTime=" + mTotalTime 473 + " mLoadedTime=" + mLoadedTime); 474 pw.println(prefix + "mLastTime=" + mLastTime 475 + " mUnpluggedTime=" + mUnpluggedTime); 476 } 477 478 479 void writeSummaryFromParcelLocked(Parcel out, long batteryRealtime) { 480 long runTime = computeRunTimeLocked(batteryRealtime); 481 // Divide by 1000 for backwards compatibility 482 out.writeLong((runTime + 500) / 1000); 483 out.writeLong(((runTime - mLoadedTime) + 500) / 1000); 484 out.writeInt(mCount); 485 out.writeInt(mCount - mLoadedCount); 486 } 487 488 void readSummaryFromParcelLocked(Parcel in) { 489 // Multiply by 1000 for backwards compatibility 490 mTotalTime = mLoadedTime = in.readLong() * 1000; 491 mLastTime = in.readLong() * 1000; 492 mUnpluggedTime = mTotalTime; 493 mCount = mLoadedCount = in.readInt(); 494 mLastCount = in.readInt(); 495 mUnpluggedCount = mCount; 496 } 497 } 498 499 public static final class SamplingTimer extends Timer { 500 501 /** 502 * The most recent reported count from /proc/wakelocks. 503 */ 504 int mCurrentReportedCount; 505 506 /** 507 * The reported count from /proc/wakelocks when unplug() was last 508 * called. 509 */ 510 int mUnpluggedReportedCount; 511 512 /** 513 * The most recent reported total_time from /proc/wakelocks. 514 */ 515 long mCurrentReportedTotalTime; 516 517 518 /** 519 * The reported total_time from /proc/wakelocks when unplug() was last 520 * called. 521 */ 522 long mUnpluggedReportedTotalTime; 523 524 /** 525 * Whether we are currently in a discharge cycle. 526 */ 527 boolean mInDischarge; 528 529 /** 530 * Whether we are currently recording reported values. 531 */ 532 boolean mTrackingReportedValues; 533 534 /* 535 * A sequnce counter, incremented once for each update of the stats. 536 */ 537 int mUpdateVersion; 538 539 SamplingTimer(ArrayList<Unpluggable> unpluggables, boolean inDischarge, Parcel in) { 540 super(0, unpluggables, in); 541 mCurrentReportedCount = in.readInt(); 542 mUnpluggedReportedCount = in.readInt(); 543 mCurrentReportedTotalTime = in.readLong(); 544 mUnpluggedReportedTotalTime = in.readLong(); 545 mTrackingReportedValues = in.readInt() == 1; 546 mInDischarge = inDischarge; 547 } 548 549 SamplingTimer(ArrayList<Unpluggable> unpluggables, boolean inDischarge, 550 boolean trackReportedValues) { 551 super(0, unpluggables); 552 mTrackingReportedValues = trackReportedValues; 553 mInDischarge = inDischarge; 554 } 555 556 public void setStale() { 557 mTrackingReportedValues = false; 558 mUnpluggedReportedTotalTime = 0; 559 mUnpluggedReportedCount = 0; 560 } 561 562 public void setUpdateVersion(int version) { 563 mUpdateVersion = version; 564 } 565 566 public int getUpdateVersion() { 567 return mUpdateVersion; 568 } 569 570 public void updateCurrentReportedCount(int count) { 571 if (mInDischarge && mUnpluggedReportedCount == 0) { 572 // Updating the reported value for the first time. 573 mUnpluggedReportedCount = count; 574 // If we are receiving an update update mTrackingReportedValues; 575 mTrackingReportedValues = true; 576 } 577 mCurrentReportedCount = count; 578 } 579 580 public void updateCurrentReportedTotalTime(long totalTime) { 581 if (mInDischarge && mUnpluggedReportedTotalTime == 0) { 582 // Updating the reported value for the first time. 583 mUnpluggedReportedTotalTime = totalTime; 584 // If we are receiving an update update mTrackingReportedValues; 585 mTrackingReportedValues = true; 586 } 587 mCurrentReportedTotalTime = totalTime; 588 } 589 590 public void unplug(long batteryUptime, long batteryRealtime) { 591 super.unplug(batteryUptime, batteryRealtime); 592 if (mTrackingReportedValues) { 593 mUnpluggedReportedTotalTime = mCurrentReportedTotalTime; 594 mUnpluggedReportedCount = mCurrentReportedCount; 595 } 596 mInDischarge = true; 597 } 598 599 public void plug(long batteryUptime, long batteryRealtime) { 600 super.plug(batteryUptime, batteryRealtime); 601 mInDischarge = false; 602 } 603 604 public void logState(Printer pw, String prefix) { 605 super.logState(pw, prefix); 606 pw.println(prefix + "mCurrentReportedCount=" + mCurrentReportedCount 607 + " mUnpluggedReportedCount=" + mUnpluggedReportedCount 608 + " mCurrentReportedTotalTime=" + mCurrentReportedTotalTime 609 + " mUnpluggedReportedTotalTime=" + mUnpluggedReportedTotalTime); 610 } 611 612 protected long computeRunTimeLocked(long curBatteryRealtime) { 613 return mTotalTime + (mInDischarge && mTrackingReportedValues 614 ? mCurrentReportedTotalTime - mUnpluggedReportedTotalTime : 0); 615 } 616 617 protected int computeCurrentCountLocked() { 618 return mCount + (mInDischarge && mTrackingReportedValues 619 ? mCurrentReportedCount - mUnpluggedReportedCount : 0); 620 } 621 622 public void writeToParcel(Parcel out, long batteryRealtime) { 623 super.writeToParcel(out, batteryRealtime); 624 out.writeInt(mCurrentReportedCount); 625 out.writeInt(mUnpluggedReportedCount); 626 out.writeLong(mCurrentReportedTotalTime); 627 out.writeLong(mUnpluggedReportedTotalTime); 628 out.writeInt(mTrackingReportedValues ? 1 : 0); 629 } 630 631 void writeSummaryFromParcelLocked(Parcel out, long batteryRealtime) { 632 super.writeSummaryFromParcelLocked(out, batteryRealtime); 633 out.writeLong(mCurrentReportedTotalTime); 634 out.writeInt(mCurrentReportedCount); 635 out.writeInt(mTrackingReportedValues ? 1 : 0); 636 } 637 638 void readSummaryFromParcelLocked(Parcel in) { 639 super.readSummaryFromParcelLocked(in); 640 mUnpluggedReportedTotalTime = mCurrentReportedTotalTime = in.readLong(); 641 mUnpluggedReportedCount = mCurrentReportedCount = in.readInt(); 642 mTrackingReportedValues = in.readInt() == 1; 643 } 644 } 645 646 /** 647 * State for keeping track of timing information. 648 */ 649 public static final class StopwatchTimer extends Timer { 650 final ArrayList<StopwatchTimer> mTimerPool; 651 int mNesting; 652 653 654 /** 655 * The last time at which we updated the timer. If mNesting is > 0, 656 * subtract this from the current battery time to find the amount of 657 * time we have been running since we last computed an update. 658 */ 659 long mUpdateTime; 660 661 /** 662 * The total time at which the timer was acquired, to determine if 663 * was actually held for an interesting duration. 664 */ 665 long mAcquireTime; 666 667 StopwatchTimer(int type, ArrayList<StopwatchTimer> timerPool, 668 ArrayList<Unpluggable> unpluggables, Parcel in) { 669 super(type, unpluggables, in); 670 mTimerPool = timerPool; 671 mUpdateTime = in.readLong(); 672 } 673 674 StopwatchTimer(int type, ArrayList<StopwatchTimer> timerPool, 675 ArrayList<Unpluggable> unpluggables) { 676 super(type, unpluggables); 677 mTimerPool = timerPool; 678 } 679 680 public void writeToParcel(Parcel out, long batteryRealtime) { 681 super.writeToParcel(out, batteryRealtime); 682 out.writeLong(mUpdateTime); 683 } 684 685 public void plug(long batteryUptime, long batteryRealtime) { 686 if (mNesting > 0) { 687 if (DEBUG && mType < 0) { 688 Log.v(TAG, "old mUpdateTime=" + mUpdateTime); 689 } 690 super.plug(batteryUptime, batteryRealtime); 691 mUpdateTime = batteryRealtime; 692 if (DEBUG && mType < 0) { 693 Log.v(TAG, "new mUpdateTime=" + mUpdateTime); 694 } 695 } 696 } 697 698 public void logState(Printer pw, String prefix) { 699 super.logState(pw, prefix); 700 pw.println(prefix + "mNesting=" + mNesting + "mUpdateTime=" + mUpdateTime 701 + " mAcquireTime=" + mAcquireTime); 702 } 703 704 void startRunningLocked(BatteryStatsImpl stats) { 705 if (mNesting++ == 0) { 706 mUpdateTime = stats.getBatteryRealtimeLocked( 707 SystemClock.elapsedRealtime() * 1000); 708 if (mTimerPool != null) { 709 // Accumulate time to all currently active timers before adding 710 // this new one to the pool. 711 refreshTimersLocked(stats, mTimerPool); 712 // Add this timer to the active pool 713 mTimerPool.add(this); 714 } 715 // Increment the count 716 mCount++; 717 mAcquireTime = mTotalTime; 718 if (DEBUG && mType < 0) { 719 Log.v(TAG, "start #" + mType + ": mUpdateTime=" + mUpdateTime 720 + " mTotalTime=" + mTotalTime + " mCount=" + mCount 721 + " mAcquireTime=" + mAcquireTime); 722 } 723 } 724 } 725 726 boolean isRunningLocked() { 727 return mNesting > 0; 728 } 729 730 void stopRunningLocked(BatteryStatsImpl stats) { 731 // Ignore attempt to stop a timer that isn't running 732 if (mNesting == 0) { 733 return; 734 } 735 if (--mNesting == 0) { 736 if (mTimerPool != null) { 737 // Accumulate time to all active counters, scaled by the total 738 // active in the pool, before taking this one out of the pool. 739 refreshTimersLocked(stats, mTimerPool); 740 // Remove this timer from the active pool 741 mTimerPool.remove(this); 742 } else { 743 final long realtime = SystemClock.elapsedRealtime() * 1000; 744 final long batteryRealtime = stats.getBatteryRealtimeLocked(realtime); 745 mNesting = 1; 746 mTotalTime = computeRunTimeLocked(batteryRealtime); 747 mNesting = 0; 748 } 749 750 if (DEBUG && mType < 0) { 751 Log.v(TAG, "stop #" + mType + ": mUpdateTime=" + mUpdateTime 752 + " mTotalTime=" + mTotalTime + " mCount=" + mCount 753 + " mAcquireTime=" + mAcquireTime); 754 } 755 756 if (mTotalTime == mAcquireTime) { 757 // If there was no change in the time, then discard this 758 // count. A somewhat cheezy strategy, but hey. 759 mCount--; 760 } 761 } 762 } 763 764 // Update the total time for all other running Timers with the same type as this Timer 765 // due to a change in timer count 766 private static void refreshTimersLocked(final BatteryStatsImpl stats, 767 final ArrayList<StopwatchTimer> pool) { 768 final long realtime = SystemClock.elapsedRealtime() * 1000; 769 final long batteryRealtime = stats.getBatteryRealtimeLocked(realtime); 770 final int N = pool.size(); 771 for (int i=N-1; i>= 0; i--) { 772 final StopwatchTimer t = pool.get(i); 773 long heldTime = batteryRealtime - t.mUpdateTime; 774 if (heldTime > 0) { 775 t.mTotalTime += heldTime / N; 776 } 777 t.mUpdateTime = batteryRealtime; 778 } 779 } 780 781 @Override 782 protected long computeRunTimeLocked(long curBatteryRealtime) { 783 return mTotalTime + (mNesting > 0 784 ? (curBatteryRealtime - mUpdateTime) 785 / (mTimerPool != null ? mTimerPool.size() : 1) 786 : 0); 787 } 788 789 @Override 790 protected int computeCurrentCountLocked() { 791 return mCount; 792 } 793 794 void readSummaryFromParcelLocked(Parcel in) { 795 super.readSummaryFromParcelLocked(in); 796 mNesting = 0; 797 } 798 } 799 800 private final Map<String, KernelWakelockStats> readKernelWakelockStats() { 801 802 byte[] buffer = new byte[4096]; 803 int len; 804 805 try { 806 FileInputStream is = new FileInputStream("/proc/wakelocks"); 807 len = is.read(buffer); 808 is.close(); 809 810 if (len > 0) { 811 int i; 812 for (i=0; i<len; i++) { 813 if (buffer[i] == '\0') { 814 len = i; 815 break; 816 } 817 } 818 } 819 } catch (java.io.FileNotFoundException e) { 820 return null; 821 } catch (java.io.IOException e) { 822 return null; 823 } 824 825 return parseProcWakelocks(buffer, len); 826 } 827 828 private final Map<String, KernelWakelockStats> parseProcWakelocks( 829 byte[] wlBuffer, int len) { 830 String name; 831 int count; 832 long totalTime; 833 int startIndex, endIndex; 834 int numUpdatedWlNames = 0; 835 836 // Advance past the first line. 837 int i; 838 for (i = 0; i < len && wlBuffer[i] != '\n' && wlBuffer[i] != '\0'; i++); 839 startIndex = endIndex = i + 1; 840 841 synchronized(this) { 842 Map<String, KernelWakelockStats> m = mProcWakelockFileStats; 843 844 sKernelWakelockUpdateVersion++; 845 while (endIndex < len) { 846 for (endIndex=startIndex; 847 endIndex < len && wlBuffer[endIndex] != '\n' && wlBuffer[endIndex] != '\0'; 848 endIndex++); 849 endIndex++; // endIndex is an exclusive upper bound. 850 851 String[] nameStringArray = mProcWakelocksName; 852 long[] wlData = mProcWakelocksData; 853 Process.parseProcLine(wlBuffer, startIndex, endIndex, PROC_WAKELOCKS_FORMAT, 854 nameStringArray, wlData, null); 855 856 name = nameStringArray[0]; 857 count = (int) wlData[1]; 858 // convert nanoseconds to microseconds with rounding. 859 totalTime = (wlData[2] + 500) / 1000; 860 861 if (name.length() > 0) { 862 if (!m.containsKey(name)) { 863 m.put(name, new KernelWakelockStats(count, totalTime, 864 sKernelWakelockUpdateVersion)); 865 numUpdatedWlNames++; 866 } else { 867 KernelWakelockStats kwlStats = m.get(name); 868 if (kwlStats.mVersion == sKernelWakelockUpdateVersion) { 869 kwlStats.mCount += count; 870 kwlStats.mTotalTime += totalTime; 871 } else { 872 kwlStats.mCount = count; 873 kwlStats.mTotalTime = totalTime; 874 kwlStats.mVersion = sKernelWakelockUpdateVersion; 875 numUpdatedWlNames++; 876 } 877 } 878 } 879 startIndex = endIndex; 880 } 881 882 if (m.size() != numUpdatedWlNames) { 883 // Don't report old data. 884 Iterator<KernelWakelockStats> itr = m.values().iterator(); 885 while (itr.hasNext()) { 886 if (itr.next().mVersion != sKernelWakelockUpdateVersion) { 887 itr.remove(); 888 } 889 } 890 } 891 return m; 892 } 893 } 894 895 private class KernelWakelockStats { 896 public int mCount; 897 public long mTotalTime; 898 public int mVersion; 899 900 KernelWakelockStats(int count, long totalTime, int version) { 901 mCount = count; 902 mTotalTime = totalTime; 903 mVersion = version; 904 } 905 } 906 907 /* 908 * Get the KernelWakelockTimer associated with name, and create a new one if one 909 * doesn't already exist. 910 */ 911 public SamplingTimer getKernelWakelockTimerLocked(String name) { 912 SamplingTimer kwlt = mKernelWakelockStats.get(name); 913 if (kwlt == null) { 914 kwlt = new SamplingTimer(mUnpluggables, mOnBatteryInternal, 915 true /* track reported values */); 916 mKernelWakelockStats.put(name, kwlt); 917 } 918 return kwlt; 919 } 920 921 private void doDataPlug(long[] dataTransfer, long currentBytes) { 922 dataTransfer[STATS_LAST] = dataTransfer[STATS_UNPLUGGED]; 923 dataTransfer[STATS_UNPLUGGED] = -1; 924 } 925 926 private void doDataUnplug(long[] dataTransfer, long currentBytes) { 927 dataTransfer[STATS_UNPLUGGED] = currentBytes; 928 } 929 930 /** 931 * Radio uptime in microseconds when transferring data. This value is very approximate. 932 * @return 933 */ 934 private long getCurrentRadioDataUptime() { 935 try { 936 File awakeTimeFile = new File("/sys/devices/virtual/net/rmnet0/awake_time_ms"); 937 if (!awakeTimeFile.exists()) return 0; 938 BufferedReader br = new BufferedReader(new FileReader(awakeTimeFile)); 939 String line = br.readLine(); 940 br.close(); 941 return Long.parseLong(line) * 1000; 942 } catch (NumberFormatException nfe) { 943 // Nothing 944 } catch (IOException ioe) { 945 // Nothing 946 } 947 return 0; 948 } 949 950 /** 951 * @deprecated use getRadioDataUptime 952 */ 953 public long getRadioDataUptimeMs() { 954 return getRadioDataUptime() / 1000; 955 } 956 957 /** 958 * Returns the duration that the cell radio was up for data transfers. 959 */ 960 public long getRadioDataUptime() { 961 if (mRadioDataStart == -1) { 962 return mRadioDataUptime; 963 } else { 964 return getCurrentRadioDataUptime() - mRadioDataStart; 965 } 966 } 967 968 private int getCurrentBluetoothPingCount() { 969 if (mBtHeadset != null) { 970 return mBtHeadset.getBatteryUsageHint(); 971 } 972 return -1; 973 } 974 975 public int getBluetoothPingCount() { 976 if (mBluetoothPingStart == -1) { 977 return mBluetoothPingCount; 978 } else if (mBtHeadset != null) { 979 return getCurrentBluetoothPingCount() - mBluetoothPingStart; 980 } 981 return -1; 982 } 983 984 public void setBtHeadset(BluetoothHeadset headset) { 985 mBtHeadset = headset; 986 } 987 988 public void doUnplug(long batteryUptime, long batteryRealtime) { 989 for (int iu = mUidStats.size() - 1; iu >= 0; iu--) { 990 Uid u = mUidStats.valueAt(iu); 991 u.mStartedTcpBytesReceived = NetStat.getUidRxBytes(u.mUid); 992 u.mStartedTcpBytesSent = NetStat.getUidTxBytes(u.mUid); 993 u.mTcpBytesReceivedAtLastUnplug = u.mCurrentTcpBytesReceived; 994 u.mTcpBytesSentAtLastUnplug = u.mCurrentTcpBytesSent; 995 } 996 for (int i = mUnpluggables.size() - 1; i >= 0; i--) { 997 mUnpluggables.get(i).unplug(batteryUptime, batteryRealtime); 998 } 999 // Track total mobile data 1000 doDataUnplug(mMobileDataRx, NetStat.getMobileRxBytes()); 1001 doDataUnplug(mMobileDataTx, NetStat.getMobileTxBytes()); 1002 doDataUnplug(mTotalDataRx, NetStat.getTotalRxBytes()); 1003 doDataUnplug(mTotalDataTx, NetStat.getTotalTxBytes()); 1004 // Track radio awake time 1005 mRadioDataStart = getCurrentRadioDataUptime(); 1006 mRadioDataUptime = 0; 1007 // Track bt headset ping count 1008 mBluetoothPingStart = getCurrentBluetoothPingCount(); 1009 mBluetoothPingCount = 0; 1010 } 1011 1012 public void doPlug(long batteryUptime, long batteryRealtime) { 1013 for (int iu = mUidStats.size() - 1; iu >= 0; iu--) { 1014 Uid u = mUidStats.valueAt(iu); 1015 if (u.mStartedTcpBytesReceived >= 0) { 1016 u.mCurrentTcpBytesReceived = u.computeCurrentTcpBytesReceived(); 1017 u.mStartedTcpBytesReceived = -1; 1018 } 1019 if (u.mStartedTcpBytesSent >= 0) { 1020 u.mCurrentTcpBytesSent = u.computeCurrentTcpBytesSent(); 1021 u.mStartedTcpBytesSent = -1; 1022 } 1023 } 1024 for (int i = mUnpluggables.size() - 1; i >= 0; i--) { 1025 mUnpluggables.get(i).plug(batteryUptime, batteryRealtime); 1026 } 1027 doDataPlug(mMobileDataRx, NetStat.getMobileRxBytes()); 1028 doDataPlug(mMobileDataTx, NetStat.getMobileTxBytes()); 1029 doDataPlug(mTotalDataRx, NetStat.getTotalRxBytes()); 1030 doDataPlug(mTotalDataTx, NetStat.getTotalTxBytes()); 1031 // Track radio awake time 1032 mRadioDataUptime = getRadioDataUptime(); 1033 mRadioDataStart = -1; 1034 1035 // Track bt headset ping count 1036 mBluetoothPingCount = getBluetoothPingCount(); 1037 mBluetoothPingStart = -1; 1038 } 1039 1040 public void noteStartGps(int uid) { 1041 getUidStatsLocked(uid).noteStartGps(); 1042 } 1043 1044 public void noteStopGps(int uid) { 1045 getUidStatsLocked(uid).noteStopGps(); 1046 } 1047 1048 public void noteScreenOnLocked() { 1049 if (!mScreenOn) { 1050 mScreenOn = true; 1051 mScreenOnTimer.startRunningLocked(this); 1052 if (mScreenBrightnessBin >= 0) { 1053 mScreenBrightnessTimer[mScreenBrightnessBin].startRunningLocked(this); 1054 } 1055 } 1056 } 1057 1058 public void noteScreenOffLocked() { 1059 if (mScreenOn) { 1060 mScreenOn = false; 1061 mScreenOnTimer.stopRunningLocked(this); 1062 if (mScreenBrightnessBin >= 0) { 1063 mScreenBrightnessTimer[mScreenBrightnessBin].stopRunningLocked(this); 1064 } 1065 } 1066 } 1067 1068 public void noteScreenBrightnessLocked(int brightness) { 1069 // Bin the brightness. 1070 int bin = brightness / (256/NUM_SCREEN_BRIGHTNESS_BINS); 1071 if (bin < 0) bin = 0; 1072 else if (bin >= NUM_SCREEN_BRIGHTNESS_BINS) bin = NUM_SCREEN_BRIGHTNESS_BINS-1; 1073 if (mScreenBrightnessBin != bin) { 1074 if (mScreenOn) { 1075 if (mScreenBrightnessBin >= 0) { 1076 mScreenBrightnessTimer[mScreenBrightnessBin].stopRunningLocked(this); 1077 } 1078 mScreenBrightnessTimer[bin].startRunningLocked(this); 1079 } 1080 mScreenBrightnessBin = bin; 1081 } 1082 } 1083 1084 public void noteInputEventLocked() { 1085 mInputEventCounter.stepLocked(); 1086 } 1087 1088 public void noteUserActivityLocked(int uid, int event) { 1089 getUidStatsLocked(uid).noteUserActivityLocked(event); 1090 } 1091 1092 public void notePhoneOnLocked() { 1093 if (!mPhoneOn) { 1094 mPhoneOn = true; 1095 mPhoneOnTimer.startRunningLocked(this); 1096 } 1097 } 1098 1099 public void notePhoneOffLocked() { 1100 if (mPhoneOn) { 1101 mPhoneOn = false; 1102 mPhoneOnTimer.stopRunningLocked(this); 1103 } 1104 } 1105 1106 public void noteAirplaneModeLocked(boolean isAirplaneMode) { 1107 final int bin = mPhoneSignalStrengthBin; 1108 if (bin >= 0) { 1109 if (!isAirplaneMode) { 1110 if (!mPhoneSignalStrengthsTimer[bin].isRunningLocked()) { 1111 mPhoneSignalStrengthsTimer[bin].startRunningLocked(this); 1112 } 1113 } else { 1114 for (int i = 0; i < NUM_SIGNAL_STRENGTH_BINS; i++) { 1115 while (mPhoneSignalStrengthsTimer[i].isRunningLocked()) { 1116 mPhoneSignalStrengthsTimer[i].stopRunningLocked(this); 1117 } 1118 } 1119 } 1120 } 1121 } 1122 1123 public void notePhoneSignalStrengthLocked(SignalStrength signalStrength) { 1124 // Bin the strength. 1125 int bin; 1126 1127 if (!signalStrength.isGsm()) { 1128 int dBm = signalStrength.getCdmaDbm(); 1129 if (dBm >= -75) bin = SIGNAL_STRENGTH_NONE_OR_UNKNOWN; 1130 else if (dBm >= -85) bin = SIGNAL_STRENGTH_GREAT; 1131 else if (dBm >= -95) bin = SIGNAL_STRENGTH_GOOD; 1132 else if (dBm >= -100) bin = SIGNAL_STRENGTH_MODERATE; 1133 else bin = SIGNAL_STRENGTH_POOR; 1134 } else { 1135 int asu = signalStrength.getGsmSignalStrength(); 1136 if (asu < 0 || asu >= 99) bin = SIGNAL_STRENGTH_NONE_OR_UNKNOWN; 1137 else if (asu >= 16) bin = SIGNAL_STRENGTH_GREAT; 1138 else if (asu >= 8) bin = SIGNAL_STRENGTH_GOOD; 1139 else if (asu >= 4) bin = SIGNAL_STRENGTH_MODERATE; 1140 else bin = SIGNAL_STRENGTH_POOR; 1141 } 1142 if (mPhoneSignalStrengthBin != bin) { 1143 if (mPhoneSignalStrengthBin >= 0) { 1144 mPhoneSignalStrengthsTimer[mPhoneSignalStrengthBin].stopRunningLocked(this); 1145 } 1146 mPhoneSignalStrengthBin = bin; 1147 mPhoneSignalStrengthsTimer[bin].startRunningLocked(this); 1148 } 1149 } 1150 1151 public void notePhoneDataConnectionStateLocked(int dataType, boolean hasData) { 1152 int bin = DATA_CONNECTION_NONE; 1153 if (hasData) { 1154 switch (dataType) { 1155 case TelephonyManager.NETWORK_TYPE_EDGE: 1156 bin = DATA_CONNECTION_EDGE; 1157 break; 1158 case TelephonyManager.NETWORK_TYPE_GPRS: 1159 bin = DATA_CONNECTION_GPRS; 1160 break; 1161 case TelephonyManager.NETWORK_TYPE_UMTS: 1162 bin = DATA_CONNECTION_UMTS; 1163 break; 1164 default: 1165 bin = DATA_CONNECTION_OTHER; 1166 break; 1167 } 1168 } 1169 if (DEBUG) Log.i(TAG, "Phone Data Connection -> " + dataType + " = " + hasData); 1170 if (mPhoneDataConnectionType != bin) { 1171 if (mPhoneDataConnectionType >= 0) { 1172 mPhoneDataConnectionsTimer[mPhoneDataConnectionType].stopRunningLocked(this); 1173 } 1174 mPhoneDataConnectionType = bin; 1175 mPhoneDataConnectionsTimer[bin].startRunningLocked(this); 1176 } 1177 } 1178 1179 public void noteWifiOnLocked(int uid) { 1180 if (!mWifiOn) { 1181 mWifiOn = true; 1182 mWifiOnTimer.startRunningLocked(this); 1183 } 1184 if (mWifiOnUid != uid) { 1185 if (mWifiOnUid >= 0) { 1186 getUidStatsLocked(mWifiOnUid).noteWifiTurnedOffLocked(); 1187 } 1188 mWifiOnUid = uid; 1189 getUidStatsLocked(uid).noteWifiTurnedOnLocked(); 1190 } 1191 } 1192 1193 public void noteWifiOffLocked(int uid) { 1194 if (mWifiOn) { 1195 mWifiOn = false; 1196 mWifiOnTimer.stopRunningLocked(this); 1197 } 1198 if (mWifiOnUid >= 0) { 1199 getUidStatsLocked(mWifiOnUid).noteWifiTurnedOffLocked(); 1200 mWifiOnUid = -1; 1201 } 1202 } 1203 1204 public void noteAudioOnLocked(int uid) { 1205 if (!mAudioOn) { 1206 mAudioOn = true; 1207 mAudioOnTimer.startRunningLocked(this); 1208 } 1209 getUidStatsLocked(uid).noteAudioTurnedOnLocked(); 1210 } 1211 1212 public void noteAudioOffLocked(int uid) { 1213 if (mAudioOn) { 1214 mAudioOn = false; 1215 mAudioOnTimer.stopRunningLocked(this); 1216 } 1217 getUidStatsLocked(uid).noteAudioTurnedOffLocked(); 1218 } 1219 1220 public void noteVideoOnLocked(int uid) { 1221 if (!mVideoOn) { 1222 mVideoOn = true; 1223 mVideoOnTimer.startRunningLocked(this); 1224 } 1225 getUidStatsLocked(uid).noteVideoTurnedOnLocked(); 1226 } 1227 1228 public void noteVideoOffLocked(int uid) { 1229 if (mVideoOn) { 1230 mVideoOn = false; 1231 mVideoOnTimer.stopRunningLocked(this); 1232 } 1233 getUidStatsLocked(uid).noteVideoTurnedOffLocked(); 1234 } 1235 1236 public void noteWifiRunningLocked() { 1237 if (!mWifiRunning) { 1238 mWifiRunning = true; 1239 mWifiRunningTimer.startRunningLocked(this); 1240 } 1241 } 1242 1243 public void noteWifiStoppedLocked() { 1244 if (mWifiRunning) { 1245 mWifiRunning = false; 1246 mWifiRunningTimer.stopRunningLocked(this); 1247 } 1248 } 1249 1250 public void noteBluetoothOnLocked() { 1251 if (!mBluetoothOn) { 1252 mBluetoothOn = true; 1253 mBluetoothOnTimer.startRunningLocked(this); 1254 } 1255 } 1256 1257 public void noteBluetoothOffLocked() { 1258 if (mBluetoothOn) { 1259 mBluetoothOn = false; 1260 mBluetoothOnTimer.stopRunningLocked(this); 1261 } 1262 } 1263 1264 public void noteFullWifiLockAcquiredLocked(int uid) { 1265 getUidStatsLocked(uid).noteFullWifiLockAcquiredLocked(); 1266 } 1267 1268 public void noteFullWifiLockReleasedLocked(int uid) { 1269 getUidStatsLocked(uid).noteFullWifiLockReleasedLocked(); 1270 } 1271 1272 public void noteScanWifiLockAcquiredLocked(int uid) { 1273 getUidStatsLocked(uid).noteScanWifiLockAcquiredLocked(); 1274 } 1275 1276 public void noteScanWifiLockReleasedLocked(int uid) { 1277 getUidStatsLocked(uid).noteScanWifiLockReleasedLocked(); 1278 } 1279 1280 public void noteWifiMulticastEnabledLocked(int uid) { 1281 getUidStatsLocked(uid).noteWifiMulticastEnabledLocked(); 1282 } 1283 1284 public void noteWifiMulticastDisabledLocked(int uid) { 1285 getUidStatsLocked(uid).noteWifiMulticastDisabledLocked(); 1286 } 1287 1288 @Override public long getScreenOnTime(long batteryRealtime, int which) { 1289 return mScreenOnTimer.getTotalTimeLocked(batteryRealtime, which); 1290 } 1291 1292 @Override public long getScreenBrightnessTime(int brightnessBin, 1293 long batteryRealtime, int which) { 1294 return mScreenBrightnessTimer[brightnessBin].getTotalTimeLocked( 1295 batteryRealtime, which); 1296 } 1297 1298 @Override public int getInputEventCount(int which) { 1299 return mInputEventCounter.getCountLocked(which); 1300 } 1301 1302 @Override public long getPhoneOnTime(long batteryRealtime, int which) { 1303 return mPhoneOnTimer.getTotalTimeLocked(batteryRealtime, which); 1304 } 1305 1306 @Override public long getPhoneSignalStrengthTime(int strengthBin, 1307 long batteryRealtime, int which) { 1308 return mPhoneSignalStrengthsTimer[strengthBin].getTotalTimeLocked( 1309 batteryRealtime, which); 1310 } 1311 1312 @Override public int getPhoneSignalStrengthCount(int dataType, int which) { 1313 return mPhoneDataConnectionsTimer[dataType].getCountLocked(which); 1314 } 1315 1316 @Override public long getPhoneDataConnectionTime(int dataType, 1317 long batteryRealtime, int which) { 1318 return mPhoneDataConnectionsTimer[dataType].getTotalTimeLocked( 1319 batteryRealtime, which); 1320 } 1321 1322 @Override public int getPhoneDataConnectionCount(int dataType, int which) { 1323 return mPhoneDataConnectionsTimer[dataType].getCountLocked(which); 1324 } 1325 1326 @Override public long getWifiOnTime(long batteryRealtime, int which) { 1327 return mWifiOnTimer.getTotalTimeLocked(batteryRealtime, which); 1328 } 1329 1330 @Override public long getWifiRunningTime(long batteryRealtime, int which) { 1331 return mWifiRunningTimer.getTotalTimeLocked(batteryRealtime, which); 1332 } 1333 1334 @Override public long getBluetoothOnTime(long batteryRealtime, int which) { 1335 return mBluetoothOnTimer.getTotalTimeLocked(batteryRealtime, which); 1336 } 1337 1338 @Override public boolean getIsOnBattery() { 1339 return mOnBattery; 1340 } 1341 1342 @Override public SparseArray<? extends BatteryStats.Uid> getUidStats() { 1343 return mUidStats; 1344 } 1345 1346 /** 1347 * The statistics associated with a particular uid. 1348 */ 1349 public final class Uid extends BatteryStats.Uid { 1350 1351 final int mUid; 1352 long mLoadedTcpBytesReceived; 1353 long mLoadedTcpBytesSent; 1354 long mCurrentTcpBytesReceived; 1355 long mCurrentTcpBytesSent; 1356 long mTcpBytesReceivedAtLastUnplug; 1357 long mTcpBytesSentAtLastUnplug; 1358 1359 // These are not saved/restored when parcelling, since we want 1360 // to return from the parcel with a snapshot of the state. 1361 long mStartedTcpBytesReceived = -1; 1362 long mStartedTcpBytesSent = -1; 1363 1364 boolean mWifiTurnedOn; 1365 StopwatchTimer mWifiTurnedOnTimer; 1366 1367 boolean mFullWifiLockOut; 1368 StopwatchTimer mFullWifiLockTimer; 1369 1370 boolean mScanWifiLockOut; 1371 StopwatchTimer mScanWifiLockTimer; 1372 1373 boolean mWifiMulticastEnabled; 1374 StopwatchTimer mWifiMulticastTimer; 1375 1376 boolean mAudioTurnedOn; 1377 StopwatchTimer mAudioTurnedOnTimer; 1378 1379 boolean mVideoTurnedOn; 1380 StopwatchTimer mVideoTurnedOnTimer; 1381 1382 Counter[] mUserActivityCounters; 1383 1384 /** 1385 * The statistics we have collected for this uid's wake locks. 1386 */ 1387 final HashMap<String, Wakelock> mWakelockStats = new HashMap<String, Wakelock>(); 1388 1389 /** 1390 * The statistics we have collected for this uid's sensor activations. 1391 */ 1392 final HashMap<Integer, Sensor> mSensorStats = new HashMap<Integer, Sensor>(); 1393 1394 /** 1395 * The statistics we have collected for this uid's processes. 1396 */ 1397 final HashMap<String, Proc> mProcessStats = new HashMap<String, Proc>(); 1398 1399 /** 1400 * The statistics we have collected for this uid's processes. 1401 */ 1402 final HashMap<String, Pkg> mPackageStats = new HashMap<String, Pkg>(); 1403 1404 public Uid(int uid) { 1405 mUid = uid; 1406 mWifiTurnedOnTimer = new StopwatchTimer(WIFI_TURNED_ON, null, mUnpluggables); 1407 mFullWifiLockTimer = new StopwatchTimer(FULL_WIFI_LOCK, null, mUnpluggables); 1408 mScanWifiLockTimer = new StopwatchTimer(SCAN_WIFI_LOCK, null, mUnpluggables); 1409 mWifiMulticastTimer = new StopwatchTimer(WIFI_MULTICAST_ENABLED, 1410 null, mUnpluggables); 1411 mAudioTurnedOnTimer = new StopwatchTimer(AUDIO_TURNED_ON, null, mUnpluggables); 1412 mVideoTurnedOnTimer = new StopwatchTimer(VIDEO_TURNED_ON, null, mUnpluggables); 1413 } 1414 1415 @Override 1416 public Map<String, ? extends BatteryStats.Uid.Wakelock> getWakelockStats() { 1417 return mWakelockStats; 1418 } 1419 1420 @Override 1421 public Map<Integer, ? extends BatteryStats.Uid.Sensor> getSensorStats() { 1422 return mSensorStats; 1423 } 1424 1425 @Override 1426 public Map<String, ? extends BatteryStats.Uid.Proc> getProcessStats() { 1427 return mProcessStats; 1428 } 1429 1430 @Override 1431 public Map<String, ? extends BatteryStats.Uid.Pkg> getPackageStats() { 1432 return mPackageStats; 1433 } 1434 1435 @Override 1436 public int getUid() { 1437 return mUid; 1438 } 1439 1440 @Override 1441 public long getTcpBytesReceived(int which) { 1442 if (which == STATS_LAST) { 1443 return mLoadedTcpBytesReceived; 1444 } else { 1445 long current = computeCurrentTcpBytesReceived(); 1446 if (which == STATS_UNPLUGGED) { 1447 current -= mTcpBytesReceivedAtLastUnplug; 1448 } else if (which == STATS_TOTAL) { 1449 current += mLoadedTcpBytesReceived; 1450 } 1451 return current; 1452 } 1453 } 1454 1455 public long computeCurrentTcpBytesReceived() { 1456 return mCurrentTcpBytesReceived + (mStartedTcpBytesReceived >= 0 1457 ? (NetStat.getUidRxBytes(mUid) - mStartedTcpBytesReceived) : 0); 1458 } 1459 1460 @Override 1461 public long getTcpBytesSent(int which) { 1462 if (which == STATS_LAST) { 1463 return mLoadedTcpBytesSent; 1464 } else { 1465 long current = computeCurrentTcpBytesSent(); 1466 if (which == STATS_UNPLUGGED) { 1467 current -= mTcpBytesSentAtLastUnplug; 1468 } else if (which == STATS_TOTAL) { 1469 current += mLoadedTcpBytesSent; 1470 } 1471 return current; 1472 } 1473 } 1474 1475 @Override 1476 public void noteWifiTurnedOnLocked() { 1477 if (!mWifiTurnedOn) { 1478 mWifiTurnedOn = true; 1479 mWifiTurnedOnTimer.startRunningLocked(BatteryStatsImpl.this); 1480 } 1481 } 1482 1483 @Override 1484 public void noteWifiTurnedOffLocked() { 1485 if (mWifiTurnedOn) { 1486 mWifiTurnedOn = false; 1487 mWifiTurnedOnTimer.stopRunningLocked(BatteryStatsImpl.this); 1488 } 1489 } 1490 1491 @Override 1492 public void noteFullWifiLockAcquiredLocked() { 1493 if (!mFullWifiLockOut) { 1494 mFullWifiLockOut = true; 1495 mFullWifiLockTimer.startRunningLocked(BatteryStatsImpl.this); 1496 } 1497 } 1498 1499 @Override 1500 public void noteVideoTurnedOnLocked() { 1501 if (!mVideoTurnedOn) { 1502 mVideoTurnedOn = true; 1503 mVideoTurnedOnTimer.startRunningLocked(BatteryStatsImpl.this); 1504 } 1505 } 1506 1507 @Override 1508 public void noteVideoTurnedOffLocked() { 1509 if (mVideoTurnedOn) { 1510 mVideoTurnedOn = false; 1511 mVideoTurnedOnTimer.stopRunningLocked(BatteryStatsImpl.this); 1512 } 1513 } 1514 1515 @Override 1516 public void noteAudioTurnedOnLocked() { 1517 if (!mAudioTurnedOn) { 1518 mAudioTurnedOn = true; 1519 mAudioTurnedOnTimer.startRunningLocked(BatteryStatsImpl.this); 1520 } 1521 } 1522 1523 @Override 1524 public void noteAudioTurnedOffLocked() { 1525 if (mAudioTurnedOn) { 1526 mAudioTurnedOn = false; 1527 mAudioTurnedOnTimer.stopRunningLocked(BatteryStatsImpl.this); 1528 } 1529 } 1530 1531 @Override 1532 public void noteFullWifiLockReleasedLocked() { 1533 if (mFullWifiLockOut) { 1534 mFullWifiLockOut = false; 1535 mFullWifiLockTimer.stopRunningLocked(BatteryStatsImpl.this); 1536 } 1537 } 1538 1539 @Override 1540 public void noteScanWifiLockAcquiredLocked() { 1541 if (!mScanWifiLockOut) { 1542 mScanWifiLockOut = true; 1543 mScanWifiLockTimer.startRunningLocked(BatteryStatsImpl.this); 1544 } 1545 } 1546 1547 @Override 1548 public void noteScanWifiLockReleasedLocked() { 1549 if (mScanWifiLockOut) { 1550 mScanWifiLockOut = false; 1551 mScanWifiLockTimer.stopRunningLocked(BatteryStatsImpl.this); 1552 } 1553 } 1554 1555 @Override 1556 public void noteWifiMulticastEnabledLocked() { 1557 if (!mWifiMulticastEnabled) { 1558 mWifiMulticastEnabled = true; 1559 mWifiMulticastTimer.startRunningLocked(BatteryStatsImpl.this); 1560 } 1561 } 1562 1563 @Override 1564 public void noteWifiMulticastDisabledLocked() { 1565 if (mWifiMulticastEnabled) { 1566 mWifiMulticastEnabled = false; 1567 mWifiMulticastTimer.stopRunningLocked(BatteryStatsImpl.this); 1568 } 1569 } 1570 1571 @Override 1572 public long getWifiTurnedOnTime(long batteryRealtime, int which) { 1573 return mWifiTurnedOnTimer.getTotalTimeLocked(batteryRealtime, which); 1574 } 1575 1576 @Override 1577 public long getAudioTurnedOnTime(long batteryRealtime, int which) { 1578 return mAudioTurnedOnTimer.getTotalTimeLocked(batteryRealtime, which); 1579 } 1580 1581 @Override 1582 public long getVideoTurnedOnTime(long batteryRealtime, int which) { 1583 return mVideoTurnedOnTimer.getTotalTimeLocked(batteryRealtime, which); 1584 } 1585 1586 @Override 1587 public long getFullWifiLockTime(long batteryRealtime, int which) { 1588 return mFullWifiLockTimer.getTotalTimeLocked(batteryRealtime, which); 1589 } 1590 1591 @Override 1592 public long getScanWifiLockTime(long batteryRealtime, int which) { 1593 return mScanWifiLockTimer.getTotalTimeLocked(batteryRealtime, which); 1594 } 1595 1596 @Override 1597 public long getWifiMulticastTime(long batteryRealtime, int which) { 1598 return mWifiMulticastTimer.getTotalTimeLocked(batteryRealtime, 1599 which); 1600 } 1601 1602 @Override 1603 public void noteUserActivityLocked(int type) { 1604 if (mUserActivityCounters == null) { 1605 initUserActivityLocked(); 1606 } 1607 if (type < 0) type = 0; 1608 else if (type >= NUM_USER_ACTIVITY_TYPES) type = NUM_USER_ACTIVITY_TYPES-1; 1609 mUserActivityCounters[type].stepLocked(); 1610 } 1611 1612 @Override 1613 public boolean hasUserActivity() { 1614 return mUserActivityCounters != null; 1615 } 1616 1617 @Override 1618 public int getUserActivityCount(int type, int which) { 1619 if (mUserActivityCounters == null) { 1620 return 0; 1621 } 1622 return mUserActivityCounters[type].getCountLocked(which); 1623 } 1624 1625 void initUserActivityLocked() { 1626 mUserActivityCounters = new Counter[NUM_USER_ACTIVITY_TYPES]; 1627 for (int i=0; i<NUM_USER_ACTIVITY_TYPES; i++) { 1628 mUserActivityCounters[i] = new Counter(mUnpluggables); 1629 } 1630 } 1631 1632 public long computeCurrentTcpBytesSent() { 1633 return mCurrentTcpBytesSent + (mStartedTcpBytesSent >= 0 1634 ? (NetStat.getUidTxBytes(mUid) - mStartedTcpBytesSent) : 0); 1635 } 1636 1637 void writeToParcelLocked(Parcel out, long batteryRealtime) { 1638 out.writeInt(mWakelockStats.size()); 1639 for (Map.Entry<String, Uid.Wakelock> wakelockEntry : mWakelockStats.entrySet()) { 1640 out.writeString(wakelockEntry.getKey()); 1641 Uid.Wakelock wakelock = wakelockEntry.getValue(); 1642 wakelock.writeToParcelLocked(out, batteryRealtime); 1643 } 1644 1645 out.writeInt(mSensorStats.size()); 1646 for (Map.Entry<Integer, Uid.Sensor> sensorEntry : mSensorStats.entrySet()) { 1647 out.writeInt(sensorEntry.getKey()); 1648 Uid.Sensor sensor = sensorEntry.getValue(); 1649 sensor.writeToParcelLocked(out, batteryRealtime); 1650 } 1651 1652 out.writeInt(mProcessStats.size()); 1653 for (Map.Entry<String, Uid.Proc> procEntry : mProcessStats.entrySet()) { 1654 out.writeString(procEntry.getKey()); 1655 Uid.Proc proc = procEntry.getValue(); 1656 proc.writeToParcelLocked(out); 1657 } 1658 1659 out.writeInt(mPackageStats.size()); 1660 for (Map.Entry<String, Uid.Pkg> pkgEntry : mPackageStats.entrySet()) { 1661 out.writeString(pkgEntry.getKey()); 1662 Uid.Pkg pkg = pkgEntry.getValue(); 1663 pkg.writeToParcelLocked(out); 1664 } 1665 1666 out.writeLong(mLoadedTcpBytesReceived); 1667 out.writeLong(mLoadedTcpBytesSent); 1668 out.writeLong(computeCurrentTcpBytesReceived()); 1669 out.writeLong(computeCurrentTcpBytesSent()); 1670 out.writeLong(mTcpBytesReceivedAtLastUnplug); 1671 out.writeLong(mTcpBytesSentAtLastUnplug); 1672 mWifiTurnedOnTimer.writeToParcel(out, batteryRealtime); 1673 mFullWifiLockTimer.writeToParcel(out, batteryRealtime); 1674 mAudioTurnedOnTimer.writeToParcel(out, batteryRealtime); 1675 mVideoTurnedOnTimer.writeToParcel(out, batteryRealtime); 1676 mScanWifiLockTimer.writeToParcel(out, batteryRealtime); 1677 mWifiMulticastTimer.writeToParcel(out, batteryRealtime); 1678 if (mUserActivityCounters == null) { 1679 out.writeInt(0); 1680 } else { 1681 out.writeInt(1); 1682 for (int i=0; i<NUM_USER_ACTIVITY_TYPES; i++) { 1683 mUserActivityCounters[i].writeToParcel(out); 1684 } 1685 } 1686 } 1687 1688 void readFromParcelLocked(ArrayList<Unpluggable> unpluggables, Parcel in) { 1689 int numWakelocks = in.readInt(); 1690 mWakelockStats.clear(); 1691 for (int j = 0; j < numWakelocks; j++) { 1692 String wakelockName = in.readString(); 1693 Uid.Wakelock wakelock = new Wakelock(); 1694 wakelock.readFromParcelLocked(unpluggables, in); 1695 mWakelockStats.put(wakelockName, wakelock); 1696 } 1697 1698 int numSensors = in.readInt(); 1699 mSensorStats.clear(); 1700 for (int k = 0; k < numSensors; k++) { 1701 int sensorNumber = in.readInt(); 1702 Uid.Sensor sensor = new Sensor(sensorNumber); 1703 sensor.readFromParcelLocked(mUnpluggables, in); 1704 mSensorStats.put(sensorNumber, sensor); 1705 } 1706 1707 int numProcs = in.readInt(); 1708 mProcessStats.clear(); 1709 for (int k = 0; k < numProcs; k++) { 1710 String processName = in.readString(); 1711 Uid.Proc proc = new Proc(); 1712 proc.readFromParcelLocked(in); 1713 mProcessStats.put(processName, proc); 1714 } 1715 1716 int numPkgs = in.readInt(); 1717 mPackageStats.clear(); 1718 for (int l = 0; l < numPkgs; l++) { 1719 String packageName = in.readString(); 1720 Uid.Pkg pkg = new Pkg(); 1721 pkg.readFromParcelLocked(in); 1722 mPackageStats.put(packageName, pkg); 1723 } 1724 1725 mLoadedTcpBytesReceived = in.readLong(); 1726 mLoadedTcpBytesSent = in.readLong(); 1727 mCurrentTcpBytesReceived = in.readLong(); 1728 mCurrentTcpBytesSent = in.readLong(); 1729 mTcpBytesReceivedAtLastUnplug = in.readLong(); 1730 mTcpBytesSentAtLastUnplug = in.readLong(); 1731 mWifiTurnedOn = false; 1732 mWifiTurnedOnTimer = new StopwatchTimer(WIFI_TURNED_ON, null, mUnpluggables, in); 1733 mFullWifiLockOut = false; 1734 mFullWifiLockTimer = new StopwatchTimer(FULL_WIFI_LOCK, null, mUnpluggables, in); 1735 mAudioTurnedOn = false; 1736 mAudioTurnedOnTimer = new StopwatchTimer(AUDIO_TURNED_ON, null, mUnpluggables, in); 1737 mVideoTurnedOn = false; 1738 mVideoTurnedOnTimer = new StopwatchTimer(VIDEO_TURNED_ON, null, mUnpluggables, in); 1739 mScanWifiLockOut = false; 1740 mScanWifiLockTimer = new StopwatchTimer(SCAN_WIFI_LOCK, null, mUnpluggables, in); 1741 mWifiMulticastEnabled = false; 1742 mWifiMulticastTimer = new StopwatchTimer(WIFI_MULTICAST_ENABLED, 1743 null, mUnpluggables, in); 1744 if (in.readInt() == 0) { 1745 mUserActivityCounters = null; 1746 } else { 1747 mUserActivityCounters = new Counter[NUM_USER_ACTIVITY_TYPES]; 1748 for (int i=0; i<NUM_USER_ACTIVITY_TYPES; i++) { 1749 mUserActivityCounters[i] = new Counter(mUnpluggables, in); 1750 } 1751 } 1752 } 1753 1754 /** 1755 * The statistics associated with a particular wake lock. 1756 */ 1757 public final class Wakelock extends BatteryStats.Uid.Wakelock { 1758 /** 1759 * How long (in ms) this uid has been keeping the device partially awake. 1760 */ 1761 StopwatchTimer mTimerPartial; 1762 1763 /** 1764 * How long (in ms) this uid has been keeping the device fully awake. 1765 */ 1766 StopwatchTimer mTimerFull; 1767 1768 /** 1769 * How long (in ms) this uid has had a window keeping the device awake. 1770 */ 1771 StopwatchTimer mTimerWindow; 1772 1773 /** 1774 * Reads a possibly null Timer from a Parcel. The timer is associated with the 1775 * proper timer pool from the given BatteryStatsImpl object. 1776 * 1777 * @param in the Parcel to be read from. 1778 * return a new Timer, or null. 1779 */ 1780 private StopwatchTimer readTimerFromParcel(int type, ArrayList<StopwatchTimer> pool, 1781 ArrayList<Unpluggable> unpluggables, Parcel in) { 1782 if (in.readInt() == 0) { 1783 return null; 1784 } 1785 1786 return new StopwatchTimer(type, pool, unpluggables, in); 1787 } 1788 1789 void readFromParcelLocked(ArrayList<Unpluggable> unpluggables, Parcel in) { 1790 mTimerPartial = readTimerFromParcel(WAKE_TYPE_PARTIAL, 1791 mPartialTimers, unpluggables, in); 1792 mTimerFull = readTimerFromParcel(WAKE_TYPE_FULL, 1793 mFullTimers, unpluggables, in); 1794 mTimerWindow = readTimerFromParcel(WAKE_TYPE_WINDOW, 1795 mWindowTimers, unpluggables, in); 1796 } 1797 1798 void writeToParcelLocked(Parcel out, long batteryRealtime) { 1799 Timer.writeTimerToParcel(out, mTimerPartial, batteryRealtime); 1800 Timer.writeTimerToParcel(out, mTimerFull, batteryRealtime); 1801 Timer.writeTimerToParcel(out, mTimerWindow, batteryRealtime); 1802 } 1803 1804 @Override 1805 public Timer getWakeTime(int type) { 1806 switch (type) { 1807 case WAKE_TYPE_FULL: return mTimerFull; 1808 case WAKE_TYPE_PARTIAL: return mTimerPartial; 1809 case WAKE_TYPE_WINDOW: return mTimerWindow; 1810 default: throw new IllegalArgumentException("type = " + type); 1811 } 1812 } 1813 } 1814 1815 public final class Sensor extends BatteryStats.Uid.Sensor { 1816 final int mHandle; 1817 StopwatchTimer mTimer; 1818 1819 public Sensor(int handle) { 1820 mHandle = handle; 1821 } 1822 1823 private StopwatchTimer readTimerFromParcel(ArrayList<Unpluggable> unpluggables, 1824 Parcel in) { 1825 if (in.readInt() == 0) { 1826 return null; 1827 } 1828 1829 ArrayList<StopwatchTimer> pool = mSensorTimers.get(mHandle); 1830 if (pool == null) { 1831 pool = new ArrayList<StopwatchTimer>(); 1832 mSensorTimers.put(mHandle, pool); 1833 } 1834 return new StopwatchTimer(0, pool, unpluggables, in); 1835 } 1836 1837 void readFromParcelLocked(ArrayList<Unpluggable> unpluggables, Parcel in) { 1838 mTimer = readTimerFromParcel(unpluggables, in); 1839 } 1840 1841 void writeToParcelLocked(Parcel out, long batteryRealtime) { 1842 Timer.writeTimerToParcel(out, mTimer, batteryRealtime); 1843 } 1844 1845 @Override 1846 public Timer getSensorTime() { 1847 return mTimer; 1848 } 1849 1850 @Override 1851 public int getHandle() { 1852 return mHandle; 1853 } 1854 } 1855 1856 /** 1857 * The statistics associated with a particular process. 1858 */ 1859 public final class Proc extends BatteryStats.Uid.Proc implements Unpluggable { 1860 /** 1861 * Total time (in 1/100 sec) spent executing in user code. 1862 */ 1863 long mUserTime; 1864 1865 /** 1866 * Total time (in 1/100 sec) spent executing in kernel code. 1867 */ 1868 long mSystemTime; 1869 1870 /** 1871 * Number of times the process has been started. 1872 */ 1873 int mStarts; 1874 1875 /** 1876 * Amount of time the process was running in the foreground. 1877 */ 1878 long mForegroundTime; 1879 1880 /** 1881 * The amount of user time loaded from a previous save. 1882 */ 1883 long mLoadedUserTime; 1884 1885 /** 1886 * The amount of system time loaded from a previous save. 1887 */ 1888 long mLoadedSystemTime; 1889 1890 /** 1891 * The number of times the process has started from a previous save. 1892 */ 1893 int mLoadedStarts; 1894 1895 /** 1896 * The amount of foreground time loaded from a previous save. 1897 */ 1898 long mLoadedForegroundTime; 1899 1900 /** 1901 * The amount of user time loaded from the previous run. 1902 */ 1903 long mLastUserTime; 1904 1905 /** 1906 * The amount of system time loaded from the previous run. 1907 */ 1908 long mLastSystemTime; 1909 1910 /** 1911 * The number of times the process has started from the previous run. 1912 */ 1913 int mLastStarts; 1914 1915 /** 1916 * The amount of foreground time loaded from the previous run 1917 */ 1918 long mLastForegroundTime; 1919 1920 /** 1921 * The amount of user time when last unplugged. 1922 */ 1923 long mUnpluggedUserTime; 1924 1925 /** 1926 * The amount of system time when last unplugged. 1927 */ 1928 long mUnpluggedSystemTime; 1929 1930 /** 1931 * The number of times the process has started before unplugged. 1932 */ 1933 int mUnpluggedStarts; 1934 1935 /** 1936 * The amount of foreground time since unplugged. 1937 */ 1938 long mUnpluggedForegroundTime; 1939 1940 Proc() { 1941 mUnpluggables.add(this); 1942 } 1943 1944 public void unplug(long batteryUptime, long batteryRealtime) { 1945 mUnpluggedUserTime = mUserTime; 1946 mUnpluggedSystemTime = mSystemTime; 1947 mUnpluggedStarts = mStarts; 1948 mUnpluggedForegroundTime = mForegroundTime; 1949 } 1950 1951 public void plug(long batteryUptime, long batteryRealtime) { 1952 } 1953 1954 void writeToParcelLocked(Parcel out) { 1955 final long uSecRealtime = SystemClock.elapsedRealtime() * 1000; 1956 final long batteryRealtime = getBatteryRealtimeLocked(uSecRealtime); 1957 1958 out.writeLong(mUserTime); 1959 out.writeLong(mSystemTime); 1960 out.writeLong(mForegroundTime); 1961 out.writeInt(mStarts); 1962 out.writeLong(mLoadedUserTime); 1963 out.writeLong(mLoadedSystemTime); 1964 out.writeLong(mLoadedForegroundTime); 1965 out.writeInt(mLoadedStarts); 1966 out.writeLong(mLastUserTime); 1967 out.writeLong(mLastSystemTime); 1968 out.writeLong(mLastForegroundTime); 1969 out.writeInt(mLastStarts); 1970 out.writeLong(mUnpluggedUserTime); 1971 out.writeLong(mUnpluggedSystemTime); 1972 out.writeLong(mUnpluggedForegroundTime); 1973 out.writeInt(mUnpluggedStarts); 1974 } 1975 1976 void readFromParcelLocked(Parcel in) { 1977 mUserTime = in.readLong(); 1978 mSystemTime = in.readLong(); 1979 mForegroundTime = in.readLong(); 1980 mStarts = in.readInt(); 1981 mLoadedUserTime = in.readLong(); 1982 mLoadedSystemTime = in.readLong(); 1983 mLoadedForegroundTime = in.readLong(); 1984 mLoadedStarts = in.readInt(); 1985 mLastUserTime = in.readLong(); 1986 mLastSystemTime = in.readLong(); 1987 mLastForegroundTime = in.readLong(); 1988 mLastStarts = in.readInt(); 1989 mUnpluggedUserTime = in.readLong(); 1990 mUnpluggedSystemTime = in.readLong(); 1991 mUnpluggedForegroundTime = in.readLong(); 1992 mUnpluggedStarts = in.readInt(); 1993 } 1994 1995 public BatteryStatsImpl getBatteryStats() { 1996 return BatteryStatsImpl.this; 1997 } 1998 1999 public void addCpuTimeLocked(int utime, int stime) { 2000 mUserTime += utime; 2001 mSystemTime += stime; 2002 } 2003 2004 public void addForegroundTimeLocked(long ttime) { 2005 mForegroundTime += ttime; 2006 } 2007 2008 public void incStartsLocked() { 2009 mStarts++; 2010 } 2011 2012 @Override 2013 public long getUserTime(int which) { 2014 long val; 2015 if (which == STATS_LAST) { 2016 val = mLastUserTime; 2017 } else { 2018 val = mUserTime; 2019 if (which == STATS_CURRENT) { 2020 val -= mLoadedUserTime; 2021 } else if (which == STATS_UNPLUGGED) { 2022 val -= mUnpluggedUserTime; 2023 } 2024 } 2025 return val; 2026 } 2027 2028 @Override 2029 public long getSystemTime(int which) { 2030 long val; 2031 if (which == STATS_LAST) { 2032 val = mLastSystemTime; 2033 } else { 2034 val = mSystemTime; 2035 if (which == STATS_CURRENT) { 2036 val -= mLoadedSystemTime; 2037 } else if (which == STATS_UNPLUGGED) { 2038 val -= mUnpluggedSystemTime; 2039 } 2040 } 2041 return val; 2042 } 2043 2044 @Override 2045 public long getForegroundTime(int which) { 2046 long val; 2047 if (which == STATS_LAST) { 2048 val = mLastForegroundTime; 2049 } else { 2050 val = mForegroundTime; 2051 if (which == STATS_CURRENT) { 2052 val -= mLoadedForegroundTime; 2053 } else if (which == STATS_UNPLUGGED) { 2054 val -= mUnpluggedForegroundTime; 2055 } 2056 } 2057 return val; 2058 } 2059 2060 @Override 2061 public int getStarts(int which) { 2062 int val; 2063 if (which == STATS_LAST) { 2064 val = mLastStarts; 2065 } else { 2066 val = mStarts; 2067 if (which == STATS_CURRENT) { 2068 val -= mLoadedStarts; 2069 } else if (which == STATS_UNPLUGGED) { 2070 val -= mUnpluggedStarts; 2071 } 2072 } 2073 return val; 2074 } 2075 } 2076 2077 /** 2078 * The statistics associated with a particular package. 2079 */ 2080 public final class Pkg extends BatteryStats.Uid.Pkg implements Unpluggable { 2081 /** 2082 * Number of times this package has done something that could wake up the 2083 * device from sleep. 2084 */ 2085 int mWakeups; 2086 2087 /** 2088 * Number of things that could wake up the device loaded from a 2089 * previous save. 2090 */ 2091 int mLoadedWakeups; 2092 2093 /** 2094 * Number of things that could wake up the device as of the 2095 * last run. 2096 */ 2097 int mLastWakeups; 2098 2099 /** 2100 * Number of things that could wake up the device as of the 2101 * last run. 2102 */ 2103 int mUnpluggedWakeups; 2104 2105 /** 2106 * The statics we have collected for this package's services. 2107 */ 2108 final HashMap<String, Serv> mServiceStats = new HashMap<String, Serv>(); 2109 2110 Pkg() { 2111 mUnpluggables.add(this); 2112 } 2113 2114 public void unplug(long batteryUptime, long batteryRealtime) { 2115 mUnpluggedWakeups = mWakeups; 2116 } 2117 2118 public void plug(long batteryUptime, long batteryRealtime) { 2119 } 2120 2121 void readFromParcelLocked(Parcel in) { 2122 mWakeups = in.readInt(); 2123 mLoadedWakeups = in.readInt(); 2124 mLastWakeups = in.readInt(); 2125 mUnpluggedWakeups = in.readInt(); 2126 2127 int numServs = in.readInt(); 2128 mServiceStats.clear(); 2129 for (int m = 0; m < numServs; m++) { 2130 String serviceName = in.readString(); 2131 Uid.Pkg.Serv serv = new Serv(); 2132 mServiceStats.put(serviceName, serv); 2133 2134 serv.readFromParcelLocked(in); 2135 } 2136 } 2137 2138 void writeToParcelLocked(Parcel out) { 2139 out.writeInt(mWakeups); 2140 out.writeInt(mLoadedWakeups); 2141 out.writeInt(mLastWakeups); 2142 out.writeInt(mUnpluggedWakeups); 2143 2144 out.writeInt(mServiceStats.size()); 2145 for (Map.Entry<String, Uid.Pkg.Serv> servEntry : mServiceStats.entrySet()) { 2146 out.writeString(servEntry.getKey()); 2147 Uid.Pkg.Serv serv = servEntry.getValue(); 2148 2149 serv.writeToParcelLocked(out); 2150 } 2151 } 2152 2153 @Override 2154 public Map<String, ? extends BatteryStats.Uid.Pkg.Serv> getServiceStats() { 2155 return mServiceStats; 2156 } 2157 2158 @Override 2159 public int getWakeups(int which) { 2160 int val; 2161 if (which == STATS_LAST) { 2162 val = mLastWakeups; 2163 } else { 2164 val = mWakeups; 2165 if (which == STATS_CURRENT) { 2166 val -= mLoadedWakeups; 2167 } else if (which == STATS_UNPLUGGED) { 2168 val -= mUnpluggedWakeups; 2169 } 2170 } 2171 2172 return val; 2173 } 2174 2175 /** 2176 * The statistics associated with a particular service. 2177 */ 2178 public final class Serv extends BatteryStats.Uid.Pkg.Serv implements Unpluggable { 2179 /** 2180 * Total time (ms in battery uptime) the service has been left started. 2181 */ 2182 long mStartTime; 2183 2184 /** 2185 * If service has been started and not yet stopped, this is 2186 * when it was started. 2187 */ 2188 long mRunningSince; 2189 2190 /** 2191 * True if we are currently running. 2192 */ 2193 boolean mRunning; 2194 2195 /** 2196 * Total number of times startService() has been called. 2197 */ 2198 int mStarts; 2199 2200 /** 2201 * Total time (ms in battery uptime) the service has been left launched. 2202 */ 2203 long mLaunchedTime; 2204 2205 /** 2206 * If service has been launched and not yet exited, this is 2207 * when it was launched (ms in battery uptime). 2208 */ 2209 long mLaunchedSince; 2210 2211 /** 2212 * True if we are currently launched. 2213 */ 2214 boolean mLaunched; 2215 2216 /** 2217 * Total number times the service has been launched. 2218 */ 2219 int mLaunches; 2220 2221 /** 2222 * The amount of time spent started loaded from a previous save 2223 * (ms in battery uptime). 2224 */ 2225 long mLoadedStartTime; 2226 2227 /** 2228 * The number of starts loaded from a previous save. 2229 */ 2230 int mLoadedStarts; 2231 2232 /** 2233 * The number of launches loaded from a previous save. 2234 */ 2235 int mLoadedLaunches; 2236 2237 /** 2238 * The amount of time spent started as of the last run (ms 2239 * in battery uptime). 2240 */ 2241 long mLastStartTime; 2242 2243 /** 2244 * The number of starts as of the last run. 2245 */ 2246 int mLastStarts; 2247 2248 /** 2249 * The number of launches as of the last run. 2250 */ 2251 int mLastLaunches; 2252 2253 /** 2254 * The amount of time spent started when last unplugged (ms 2255 * in battery uptime). 2256 */ 2257 long mUnpluggedStartTime; 2258 2259 /** 2260 * The number of starts when last unplugged. 2261 */ 2262 int mUnpluggedStarts; 2263 2264 /** 2265 * The number of launches when last unplugged. 2266 */ 2267 int mUnpluggedLaunches; 2268 2269 Serv() { 2270 mUnpluggables.add(this); 2271 } 2272 2273 public void unplug(long batteryUptime, long batteryRealtime) { 2274 mUnpluggedStartTime = getStartTimeToNowLocked(batteryUptime); 2275 mUnpluggedStarts = mStarts; 2276 mUnpluggedLaunches = mLaunches; 2277 } 2278 2279 public void plug(long batteryUptime, long batteryRealtime) { 2280 } 2281 2282 void readFromParcelLocked(Parcel in) { 2283 mStartTime = in.readLong(); 2284 mRunningSince = in.readLong(); 2285 mRunning = in.readInt() != 0; 2286 mStarts = in.readInt(); 2287 mLaunchedTime = in.readLong(); 2288 mLaunchedSince = in.readLong(); 2289 mLaunched = in.readInt() != 0; 2290 mLaunches = in.readInt(); 2291 mLoadedStartTime = in.readLong(); 2292 mLoadedStarts = in.readInt(); 2293 mLoadedLaunches = in.readInt(); 2294 mLastStartTime = in.readLong(); 2295 mLastStarts = in.readInt(); 2296 mLastLaunches = in.readInt(); 2297 mUnpluggedStartTime = in.readLong(); 2298 mUnpluggedStarts = in.readInt(); 2299 mUnpluggedLaunches = in.readInt(); 2300 } 2301 2302 void writeToParcelLocked(Parcel out) { 2303 out.writeLong(mStartTime); 2304 out.writeLong(mRunningSince); 2305 out.writeInt(mRunning ? 1 : 0); 2306 out.writeInt(mStarts); 2307 out.writeLong(mLaunchedTime); 2308 out.writeLong(mLaunchedSince); 2309 out.writeInt(mLaunched ? 1 : 0); 2310 out.writeInt(mLaunches); 2311 out.writeLong(mLoadedStartTime); 2312 out.writeInt(mLoadedStarts); 2313 out.writeInt(mLoadedLaunches); 2314 out.writeLong(mLastStartTime); 2315 out.writeInt(mLastStarts); 2316 out.writeInt(mLastLaunches); 2317 out.writeLong(mUnpluggedStartTime); 2318 out.writeInt(mUnpluggedStarts); 2319 out.writeInt(mUnpluggedLaunches); 2320 } 2321 2322 long getLaunchTimeToNowLocked(long batteryUptime) { 2323 if (!mLaunched) return mLaunchedTime; 2324 return mLaunchedTime + batteryUptime - mLaunchedSince; 2325 } 2326 2327 long getStartTimeToNowLocked(long batteryUptime) { 2328 if (!mRunning) return mStartTime; 2329 return mStartTime + batteryUptime - mRunningSince; 2330 } 2331 2332 public void startLaunchedLocked() { 2333 if (!mLaunched) { 2334 mLaunches++; 2335 mLaunchedSince = getBatteryUptimeLocked(); 2336 mLaunched = true; 2337 } 2338 } 2339 2340 public void stopLaunchedLocked() { 2341 if (mLaunched) { 2342 long time = getBatteryUptimeLocked() - mLaunchedSince; 2343 if (time > 0) { 2344 mLaunchedTime += time; 2345 } else { 2346 mLaunches--; 2347 } 2348 mLaunched = false; 2349 } 2350 } 2351 2352 public void startRunningLocked() { 2353 if (!mRunning) { 2354 mStarts++; 2355 mRunningSince = getBatteryUptimeLocked(); 2356 mRunning = true; 2357 } 2358 } 2359 2360 public void stopRunningLocked() { 2361 if (mRunning) { 2362 long time = getBatteryUptimeLocked() - mRunningSince; 2363 if (time > 0) { 2364 mStartTime += time; 2365 } else { 2366 mStarts--; 2367 } 2368 mRunning = false; 2369 } 2370 } 2371 2372 public BatteryStatsImpl getBatteryStats() { 2373 return BatteryStatsImpl.this; 2374 } 2375 2376 @Override 2377 public int getLaunches(int which) { 2378 int val; 2379 2380 if (which == STATS_LAST) { 2381 val = mLastLaunches; 2382 } else { 2383 val = mLaunches; 2384 if (which == STATS_CURRENT) { 2385 val -= mLoadedLaunches; 2386 } else if (which == STATS_UNPLUGGED) { 2387 val -= mUnpluggedLaunches; 2388 } 2389 } 2390 2391 return val; 2392 } 2393 2394 @Override 2395 public long getStartTime(long now, int which) { 2396 long val; 2397 if (which == STATS_LAST) { 2398 val = mLastStartTime; 2399 } else { 2400 val = getStartTimeToNowLocked(now); 2401 if (which == STATS_CURRENT) { 2402 val -= mLoadedStartTime; 2403 } else if (which == STATS_UNPLUGGED) { 2404 val -= mUnpluggedStartTime; 2405 } 2406 } 2407 2408 return val; 2409 } 2410 2411 @Override 2412 public int getStarts(int which) { 2413 int val; 2414 if (which == STATS_LAST) { 2415 val = mLastStarts; 2416 } else { 2417 val = mStarts; 2418 if (which == STATS_CURRENT) { 2419 val -= mLoadedStarts; 2420 } else if (which == STATS_UNPLUGGED) { 2421 val -= mUnpluggedStarts; 2422 } 2423 } 2424 2425 return val; 2426 } 2427 } 2428 2429 public BatteryStatsImpl getBatteryStats() { 2430 return BatteryStatsImpl.this; 2431 } 2432 2433 public void incWakeupsLocked() { 2434 mWakeups++; 2435 } 2436 2437 final Serv newServiceStatsLocked() { 2438 return new Serv(); 2439 } 2440 } 2441 2442 /** 2443 * Retrieve the statistics object for a particular process, creating 2444 * if needed. 2445 */ 2446 public Proc getProcessStatsLocked(String name) { 2447 Proc ps = mProcessStats.get(name); 2448 if (ps == null) { 2449 ps = new Proc(); 2450 mProcessStats.put(name, ps); 2451 } 2452 2453 return ps; 2454 } 2455 2456 /** 2457 * Retrieve the statistics object for a particular service, creating 2458 * if needed. 2459 */ 2460 public Pkg getPackageStatsLocked(String name) { 2461 Pkg ps = mPackageStats.get(name); 2462 if (ps == null) { 2463 ps = new Pkg(); 2464 mPackageStats.put(name, ps); 2465 } 2466 2467 return ps; 2468 } 2469 2470 /** 2471 * Retrieve the statistics object for a particular service, creating 2472 * if needed. 2473 */ 2474 public Pkg.Serv getServiceStatsLocked(String pkg, String serv) { 2475 Pkg ps = getPackageStatsLocked(pkg); 2476 Pkg.Serv ss = ps.mServiceStats.get(serv); 2477 if (ss == null) { 2478 ss = ps.newServiceStatsLocked(); 2479 ps.mServiceStats.put(serv, ss); 2480 } 2481 2482 return ss; 2483 } 2484 2485 public StopwatchTimer getWakeTimerLocked(String name, int type) { 2486 Wakelock wl = mWakelockStats.get(name); 2487 if (wl == null) { 2488 wl = new Wakelock(); 2489 mWakelockStats.put(name, wl); 2490 } 2491 StopwatchTimer t = null; 2492 switch (type) { 2493 case WAKE_TYPE_PARTIAL: 2494 t = wl.mTimerPartial; 2495 if (t == null) { 2496 t = new StopwatchTimer(WAKE_TYPE_PARTIAL, mPartialTimers, mUnpluggables); 2497 wl.mTimerPartial = t; 2498 } 2499 return t; 2500 case WAKE_TYPE_FULL: 2501 t = wl.mTimerFull; 2502 if (t == null) { 2503 t = new StopwatchTimer(WAKE_TYPE_FULL, mFullTimers, mUnpluggables); 2504 wl.mTimerFull = t; 2505 } 2506 return t; 2507 case WAKE_TYPE_WINDOW: 2508 t = wl.mTimerWindow; 2509 if (t == null) { 2510 t = new StopwatchTimer(WAKE_TYPE_WINDOW, mWindowTimers, mUnpluggables); 2511 wl.mTimerWindow = t; 2512 } 2513 return t; 2514 default: 2515 throw new IllegalArgumentException("type=" + type); 2516 } 2517 } 2518 2519 public StopwatchTimer getSensorTimerLocked(int sensor, boolean create) { 2520 Sensor se = mSensorStats.get(sensor); 2521 if (se == null) { 2522 if (!create) { 2523 return null; 2524 } 2525 se = new Sensor(sensor); 2526 mSensorStats.put(sensor, se); 2527 } 2528 StopwatchTimer t = se.mTimer; 2529 if (t != null) { 2530 return t; 2531 } 2532 ArrayList<StopwatchTimer> timers = mSensorTimers.get(sensor); 2533 if (timers == null) { 2534 timers = new ArrayList<StopwatchTimer>(); 2535 mSensorTimers.put(sensor, timers); 2536 } 2537 t = new StopwatchTimer(BatteryStats.SENSOR, timers, mUnpluggables); 2538 se.mTimer = t; 2539 return t; 2540 } 2541 2542 public void noteStartWakeLocked(String name, int type) { 2543 StopwatchTimer t = getWakeTimerLocked(name, type); 2544 if (t != null) { 2545 t.startRunningLocked(BatteryStatsImpl.this); 2546 } 2547 } 2548 2549 public void noteStopWakeLocked(String name, int type) { 2550 StopwatchTimer t = getWakeTimerLocked(name, type); 2551 if (t != null) { 2552 t.stopRunningLocked(BatteryStatsImpl.this); 2553 } 2554 } 2555 2556 public void noteStartSensor(int sensor) { 2557 StopwatchTimer t = getSensorTimerLocked(sensor, true); 2558 if (t != null) { 2559 t.startRunningLocked(BatteryStatsImpl.this); 2560 } 2561 } 2562 2563 public void noteStopSensor(int sensor) { 2564 // Don't create a timer if one doesn't already exist 2565 StopwatchTimer t = getSensorTimerLocked(sensor, false); 2566 if (t != null) { 2567 t.stopRunningLocked(BatteryStatsImpl.this); 2568 } 2569 } 2570 2571 public void noteStartGps() { 2572 StopwatchTimer t = getSensorTimerLocked(Sensor.GPS, true); 2573 if (t != null) { 2574 t.startRunningLocked(BatteryStatsImpl.this); 2575 } 2576 } 2577 2578 public void noteStopGps() { 2579 StopwatchTimer t = getSensorTimerLocked(Sensor.GPS, false); 2580 if (t != null) { 2581 t.stopRunningLocked(BatteryStatsImpl.this); 2582 } 2583 } 2584 2585 public BatteryStatsImpl getBatteryStats() { 2586 return BatteryStatsImpl.this; 2587 } 2588 } 2589 2590 public BatteryStatsImpl(String filename) { 2591 mFile = new File(filename); 2592 mBackupFile = new File(filename + ".bak"); 2593 mStartCount++; 2594 mScreenOnTimer = new StopwatchTimer(-1, null, mUnpluggables); 2595 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 2596 mScreenBrightnessTimer[i] = new StopwatchTimer(-100-i, null, mUnpluggables); 2597 } 2598 mInputEventCounter = new Counter(mUnpluggables); 2599 mPhoneOnTimer = new StopwatchTimer(-2, null, mUnpluggables); 2600 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 2601 mPhoneSignalStrengthsTimer[i] = new StopwatchTimer(-200-i, null, mUnpluggables); 2602 } 2603 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 2604 mPhoneDataConnectionsTimer[i] = new StopwatchTimer(-300-i, null, mUnpluggables); 2605 } 2606 mWifiOnTimer = new StopwatchTimer(-3, null, mUnpluggables); 2607 mWifiRunningTimer = new StopwatchTimer(-4, null, mUnpluggables); 2608 mBluetoothOnTimer = new StopwatchTimer(-5, null, mUnpluggables); 2609 mOnBattery = mOnBatteryInternal = false; 2610 mTrackBatteryPastUptime = 0; 2611 mTrackBatteryPastRealtime = 0; 2612 mUptimeStart = mTrackBatteryUptimeStart = SystemClock.uptimeMillis() * 1000; 2613 mRealtimeStart = mTrackBatteryRealtimeStart = SystemClock.elapsedRealtime() * 1000; 2614 mUnpluggedBatteryUptime = getBatteryUptimeLocked(mUptimeStart); 2615 mUnpluggedBatteryRealtime = getBatteryRealtimeLocked(mRealtimeStart); 2616 mDischargeStartLevel = 0; 2617 mDischargeCurrentLevel = 0; 2618 } 2619 2620 public BatteryStatsImpl(Parcel p) { 2621 mFile = mBackupFile = null; 2622 readFromParcel(p); 2623 } 2624 2625 @Override 2626 public int getStartCount() { 2627 return mStartCount; 2628 } 2629 2630 public boolean isOnBattery() { 2631 return mOnBattery; 2632 } 2633 2634 public void setOnBattery(boolean onBattery, int level) { 2635 synchronized(this) { 2636 updateKernelWakelocksLocked(); 2637 if (mOnBattery != onBattery) { 2638 mOnBattery = mOnBatteryInternal = onBattery; 2639 2640 long uptime = SystemClock.uptimeMillis() * 1000; 2641 long mSecRealtime = SystemClock.elapsedRealtime(); 2642 long realtime = mSecRealtime * 1000; 2643 if (onBattery) { 2644 mTrackBatteryUptimeStart = uptime; 2645 mTrackBatteryRealtimeStart = realtime; 2646 mUnpluggedBatteryUptime = getBatteryUptimeLocked(uptime); 2647 mUnpluggedBatteryRealtime = getBatteryRealtimeLocked(realtime); 2648 mDischargeCurrentLevel = mDischargeStartLevel = level; 2649 doUnplug(mUnpluggedBatteryUptime, mUnpluggedBatteryRealtime); 2650 } else { 2651 mTrackBatteryPastUptime += uptime - mTrackBatteryUptimeStart; 2652 mTrackBatteryPastRealtime += realtime - mTrackBatteryRealtimeStart; 2653 mDischargeCurrentLevel = level; 2654 doPlug(getBatteryUptimeLocked(uptime), getBatteryRealtimeLocked(realtime)); 2655 } 2656 if ((mLastWriteTime + (60 * 1000)) < mSecRealtime) { 2657 if (mFile != null) { 2658 writeLocked(); 2659 } 2660 } 2661 } 2662 } 2663 } 2664 2665 public void recordCurrentLevel(int level) { 2666 mDischargeCurrentLevel = level; 2667 } 2668 2669 public void updateKernelWakelocksLocked() { 2670 Map<String, KernelWakelockStats> m = readKernelWakelockStats(); 2671 2672 if (m == null) { 2673 // Not crashing might make board bringup easier. 2674 Log.w(TAG, "Couldn't get kernel wake lock stats"); 2675 return; 2676 } 2677 2678 for (Map.Entry<String, KernelWakelockStats> ent : m.entrySet()) { 2679 String name = ent.getKey(); 2680 KernelWakelockStats kws = ent.getValue(); 2681 2682 SamplingTimer kwlt = mKernelWakelockStats.get(name); 2683 if (kwlt == null) { 2684 kwlt = new SamplingTimer(mUnpluggables, mOnBatteryInternal, 2685 true /* track reported values */); 2686 mKernelWakelockStats.put(name, kwlt); 2687 } 2688 kwlt.updateCurrentReportedCount(kws.mCount); 2689 kwlt.updateCurrentReportedTotalTime(kws.mTotalTime); 2690 kwlt.setUpdateVersion(sKernelWakelockUpdateVersion); 2691 } 2692 2693 if (m.size() != mKernelWakelockStats.size()) { 2694 // Set timers to stale if they didn't appear in /proc/wakelocks this time. 2695 for (Map.Entry<String, SamplingTimer> ent : mKernelWakelockStats.entrySet()) { 2696 SamplingTimer st = ent.getValue(); 2697 if (st.getUpdateVersion() != sKernelWakelockUpdateVersion) { 2698 st.setStale(); 2699 } 2700 } 2701 } 2702 } 2703 2704 public long getAwakeTimeBattery() { 2705 return computeBatteryUptime(getBatteryUptimeLocked(), STATS_CURRENT); 2706 } 2707 2708 public long getAwakeTimePlugged() { 2709 return (SystemClock.uptimeMillis() * 1000) - getAwakeTimeBattery(); 2710 } 2711 2712 @Override 2713 public long computeUptime(long curTime, int which) { 2714 switch (which) { 2715 case STATS_TOTAL: return mUptime + (curTime-mUptimeStart); 2716 case STATS_LAST: return mLastUptime; 2717 case STATS_CURRENT: return (curTime-mUptimeStart); 2718 case STATS_UNPLUGGED: return (curTime-mTrackBatteryUptimeStart); 2719 } 2720 return 0; 2721 } 2722 2723 @Override 2724 public long computeRealtime(long curTime, int which) { 2725 switch (which) { 2726 case STATS_TOTAL: return mRealtime + (curTime-mRealtimeStart); 2727 case STATS_LAST: return mLastRealtime; 2728 case STATS_CURRENT: return (curTime-mRealtimeStart); 2729 case STATS_UNPLUGGED: return (curTime-mTrackBatteryRealtimeStart); 2730 } 2731 return 0; 2732 } 2733 2734 @Override 2735 public long computeBatteryUptime(long curTime, int which) { 2736 switch (which) { 2737 case STATS_TOTAL: 2738 return mBatteryUptime + getBatteryUptime(curTime); 2739 case STATS_LAST: 2740 return mBatteryLastUptime; 2741 case STATS_CURRENT: 2742 return getBatteryUptime(curTime); 2743 case STATS_UNPLUGGED: 2744 return getBatteryUptimeLocked(curTime) - mUnpluggedBatteryUptime; 2745 } 2746 return 0; 2747 } 2748 2749 @Override 2750 public long computeBatteryRealtime(long curTime, int which) { 2751 switch (which) { 2752 case STATS_TOTAL: 2753 return mBatteryRealtime + getBatteryRealtimeLocked(curTime); 2754 case STATS_LAST: 2755 return mBatteryLastRealtime; 2756 case STATS_CURRENT: 2757 return getBatteryRealtimeLocked(curTime); 2758 case STATS_UNPLUGGED: 2759 return getBatteryRealtimeLocked(curTime) - mUnpluggedBatteryRealtime; 2760 } 2761 return 0; 2762 } 2763 2764 long getBatteryUptimeLocked(long curTime) { 2765 long time = mTrackBatteryPastUptime; 2766 if (mOnBatteryInternal) { 2767 time += curTime - mTrackBatteryUptimeStart; 2768 } 2769 return time; 2770 } 2771 2772 long getBatteryUptimeLocked() { 2773 return getBatteryUptime(SystemClock.uptimeMillis() * 1000); 2774 } 2775 2776 @Override 2777 public long getBatteryUptime(long curTime) { 2778 return getBatteryUptimeLocked(curTime); 2779 } 2780 2781 long getBatteryRealtimeLocked(long curTime) { 2782 long time = mTrackBatteryPastRealtime; 2783 if (mOnBatteryInternal) { 2784 time += curTime - mTrackBatteryRealtimeStart; 2785 } 2786 return time; 2787 } 2788 2789 @Override 2790 public long getBatteryRealtime(long curTime) { 2791 return getBatteryRealtimeLocked(curTime); 2792 } 2793 2794 private long getTcpBytes(long current, long[] dataBytes, int which) { 2795 if (which == STATS_LAST) { 2796 return dataBytes[STATS_LAST]; 2797 } else { 2798 if (which == STATS_UNPLUGGED) { 2799 if (dataBytes[STATS_UNPLUGGED] < 0) { 2800 return dataBytes[STATS_LAST]; 2801 } else { 2802 return current - dataBytes[STATS_UNPLUGGED]; 2803 } 2804 } else if (which == STATS_TOTAL) { 2805 return (current - dataBytes[STATS_CURRENT]) + dataBytes[STATS_TOTAL]; 2806 } 2807 return current - dataBytes[STATS_CURRENT]; 2808 } 2809 } 2810 2811 /** Only STATS_UNPLUGGED works properly */ 2812 public long getMobileTcpBytesSent(int which) { 2813 return getTcpBytes(NetStat.getMobileTxBytes(), mMobileDataTx, which); 2814 } 2815 2816 /** Only STATS_UNPLUGGED works properly */ 2817 public long getMobileTcpBytesReceived(int which) { 2818 return getTcpBytes(NetStat.getMobileRxBytes(), mMobileDataRx, which); 2819 } 2820 2821 /** Only STATS_UNPLUGGED works properly */ 2822 public long getTotalTcpBytesSent(int which) { 2823 return getTcpBytes(NetStat.getTotalTxBytes(), mTotalDataTx, which); 2824 } 2825 2826 /** Only STATS_UNPLUGGED works properly */ 2827 public long getTotalTcpBytesReceived(int which) { 2828 return getTcpBytes(NetStat.getTotalRxBytes(), mTotalDataRx, which); 2829 } 2830 2831 @Override 2832 public int getDischargeStartLevel() { 2833 synchronized(this) { 2834 return getDischargeStartLevelLocked(); 2835 } 2836 } 2837 2838 public int getDischargeStartLevelLocked() { 2839 return mDischargeStartLevel; 2840 } 2841 2842 @Override 2843 public int getDischargeCurrentLevel() { 2844 synchronized(this) { 2845 return getDischargeCurrentLevelLocked(); 2846 } 2847 } 2848 2849 public int getDischargeCurrentLevelLocked() { 2850 return mDischargeCurrentLevel; 2851 } 2852 2853 /** 2854 * Retrieve the statistics object for a particular uid, creating if needed. 2855 */ 2856 public Uid getUidStatsLocked(int uid) { 2857 Uid u = mUidStats.get(uid); 2858 if (u == null) { 2859 u = new Uid(uid); 2860 mUidStats.put(uid, u); 2861 } 2862 return u; 2863 } 2864 2865 /** 2866 * Remove the statistics object for a particular uid. 2867 */ 2868 public void removeUidStatsLocked(int uid) { 2869 mUidStats.remove(uid); 2870 } 2871 2872 /** 2873 * Retrieve the statistics object for a particular process, creating 2874 * if needed. 2875 */ 2876 public Uid.Proc getProcessStatsLocked(int uid, String name) { 2877 Uid u = getUidStatsLocked(uid); 2878 return u.getProcessStatsLocked(name); 2879 } 2880 2881 /** 2882 * Retrieve the statistics object for a particular process, given 2883 * the name of the process. 2884 * @param name process name 2885 * @return the statistics object for the process 2886 */ 2887 public Uid.Proc getProcessStatsLocked(String name, int pid) { 2888 int uid; 2889 if (mUidCache.containsKey(name)) { 2890 uid = mUidCache.get(name); 2891 } else { 2892 uid = Process.getUidForPid(pid); 2893 mUidCache.put(name, uid); 2894 } 2895 Uid u = getUidStatsLocked(uid); 2896 return u.getProcessStatsLocked(name); 2897 } 2898 2899 /** 2900 * Retrieve the statistics object for a particular process, creating 2901 * if needed. 2902 */ 2903 public Uid.Pkg getPackageStatsLocked(int uid, String pkg) { 2904 Uid u = getUidStatsLocked(uid); 2905 return u.getPackageStatsLocked(pkg); 2906 } 2907 2908 /** 2909 * Retrieve the statistics object for a particular service, creating 2910 * if needed. 2911 */ 2912 public Uid.Pkg.Serv getServiceStatsLocked(int uid, String pkg, String name) { 2913 Uid u = getUidStatsLocked(uid); 2914 return u.getServiceStatsLocked(pkg, name); 2915 } 2916 2917 public void writeLocked() { 2918 if ((mFile == null) || (mBackupFile == null)) { 2919 Log.w("BatteryStats", "writeLocked: no file associated with this instance"); 2920 return; 2921 } 2922 2923 // Keep the old file around until we know the new one has 2924 // been successfully written. 2925 if (mFile.exists()) { 2926 if (mBackupFile.exists()) { 2927 mBackupFile.delete(); 2928 } 2929 mFile.renameTo(mBackupFile); 2930 } 2931 2932 try { 2933 FileOutputStream stream = new FileOutputStream(mFile); 2934 Parcel out = Parcel.obtain(); 2935 writeSummaryToParcel(out); 2936 stream.write(out.marshall()); 2937 out.recycle(); 2938 2939 stream.flush(); 2940 stream.close(); 2941 mBackupFile.delete(); 2942 2943 mLastWriteTime = SystemClock.elapsedRealtime(); 2944 } catch (IOException e) { 2945 Log.e("BatteryStats", "Error writing battery statistics", e); 2946 } 2947 } 2948 2949 static byte[] readFully(FileInputStream stream) throws java.io.IOException { 2950 int pos = 0; 2951 int avail = stream.available(); 2952 byte[] data = new byte[avail]; 2953 while (true) { 2954 int amt = stream.read(data, pos, data.length-pos); 2955 //Log.i("foo", "Read " + amt + " bytes at " + pos 2956 // + " of avail " + data.length); 2957 if (amt <= 0) { 2958 //Log.i("foo", "**** FINISHED READING: pos=" + pos 2959 // + " len=" + data.length); 2960 return data; 2961 } 2962 pos += amt; 2963 avail = stream.available(); 2964 if (avail > data.length-pos) { 2965 byte[] newData = new byte[pos+avail]; 2966 System.arraycopy(data, 0, newData, 0, pos); 2967 data = newData; 2968 } 2969 } 2970 } 2971 2972 public void readLocked() { 2973 if ((mFile == null) || (mBackupFile == null)) { 2974 Log.w("BatteryStats", "readLocked: no file associated with this instance"); 2975 return; 2976 } 2977 2978 mUidStats.clear(); 2979 2980 FileInputStream stream = null; 2981 if (mBackupFile.exists()) { 2982 try { 2983 stream = new FileInputStream(mBackupFile); 2984 } catch (java.io.IOException e) { 2985 // We'll try for the normal settings file. 2986 } 2987 } 2988 2989 try { 2990 if (stream == null) { 2991 if (!mFile.exists()) { 2992 return; 2993 } 2994 stream = new FileInputStream(mFile); 2995 } 2996 2997 byte[] raw = readFully(stream); 2998 Parcel in = Parcel.obtain(); 2999 in.unmarshall(raw, 0, raw.length); 3000 in.setDataPosition(0); 3001 stream.close(); 3002 3003 readSummaryFromParcel(in); 3004 } catch(java.io.IOException e) { 3005 Log.e("BatteryStats", "Error reading battery statistics", e); 3006 } 3007 } 3008 3009 public int describeContents() { 3010 return 0; 3011 } 3012 3013 private void readSummaryFromParcel(Parcel in) { 3014 final int version = in.readInt(); 3015 if (version != VERSION) { 3016 Log.w("BatteryStats", "readFromParcel: version got " + version 3017 + ", expected " + VERSION + "; erasing old stats"); 3018 return; 3019 } 3020 3021 mStartCount = in.readInt(); 3022 mBatteryUptime = in.readLong(); 3023 mBatteryLastUptime = in.readLong(); 3024 mBatteryRealtime = in.readLong(); 3025 mBatteryLastRealtime = in.readLong(); 3026 mUptime = in.readLong(); 3027 mLastUptime = in.readLong(); 3028 mRealtime = in.readLong(); 3029 mLastRealtime = in.readLong(); 3030 mDischargeStartLevel = in.readInt(); 3031 mDischargeCurrentLevel = in.readInt(); 3032 3033 mStartCount++; 3034 3035 mScreenOn = false; 3036 mScreenOnTimer.readSummaryFromParcelLocked(in); 3037 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 3038 mScreenBrightnessTimer[i].readSummaryFromParcelLocked(in); 3039 } 3040 mInputEventCounter.readSummaryFromParcelLocked(in); 3041 mPhoneOn = false; 3042 mPhoneOnTimer.readSummaryFromParcelLocked(in); 3043 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 3044 mPhoneSignalStrengthsTimer[i].readSummaryFromParcelLocked(in); 3045 } 3046 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 3047 mPhoneDataConnectionsTimer[i].readSummaryFromParcelLocked(in); 3048 } 3049 mWifiOn = false; 3050 mWifiOnTimer.readSummaryFromParcelLocked(in); 3051 mWifiRunning = false; 3052 mWifiRunningTimer.readSummaryFromParcelLocked(in); 3053 mBluetoothOn = false; 3054 mBluetoothOnTimer.readSummaryFromParcelLocked(in); 3055 3056 int NKW = in.readInt(); 3057 for (int ikw = 0; ikw < NKW; ikw++) { 3058 if (in.readInt() != 0) { 3059 String kwltName = in.readString(); 3060 getKernelWakelockTimerLocked(kwltName).readSummaryFromParcelLocked(in); 3061 } 3062 } 3063 3064 final int NU = in.readInt(); 3065 for (int iu = 0; iu < NU; iu++) { 3066 int uid = in.readInt(); 3067 Uid u = new Uid(uid); 3068 mUidStats.put(uid, u); 3069 3070 u.mWifiTurnedOn = false; 3071 u.mWifiTurnedOnTimer.readSummaryFromParcelLocked(in); 3072 u.mFullWifiLockOut = false; 3073 u.mFullWifiLockTimer.readSummaryFromParcelLocked(in); 3074 u.mAudioTurnedOn = false; 3075 u.mAudioTurnedOnTimer.readSummaryFromParcelLocked(in); 3076 u.mVideoTurnedOn = false; 3077 u.mVideoTurnedOnTimer.readSummaryFromParcelLocked(in); 3078 u.mScanWifiLockOut = false; 3079 u.mScanWifiLockTimer.readSummaryFromParcelLocked(in); 3080 u.mWifiMulticastEnabled = false; 3081 u.mWifiMulticastTimer.readSummaryFromParcelLocked(in); 3082 3083 if (in.readInt() != 0) { 3084 if (u.mUserActivityCounters == null) { 3085 u.initUserActivityLocked(); 3086 } 3087 for (int i=0; i<Uid.NUM_USER_ACTIVITY_TYPES; i++) { 3088 u.mUserActivityCounters[i].readSummaryFromParcelLocked(in); 3089 } 3090 } 3091 3092 int NW = in.readInt(); 3093 for (int iw = 0; iw < NW; iw++) { 3094 String wlName = in.readString(); 3095 if (in.readInt() != 0) { 3096 u.getWakeTimerLocked(wlName, WAKE_TYPE_FULL).readSummaryFromParcelLocked(in); 3097 } 3098 if (in.readInt() != 0) { 3099 u.getWakeTimerLocked(wlName, WAKE_TYPE_PARTIAL).readSummaryFromParcelLocked(in); 3100 } 3101 if (in.readInt() != 0) { 3102 u.getWakeTimerLocked(wlName, WAKE_TYPE_WINDOW).readSummaryFromParcelLocked(in); 3103 } 3104 } 3105 3106 int NP = in.readInt(); 3107 for (int is = 0; is < NP; is++) { 3108 int seNumber = in.readInt(); 3109 if (in.readInt() != 0) { 3110 u.getSensorTimerLocked(seNumber, true) 3111 .readSummaryFromParcelLocked(in); 3112 } 3113 } 3114 3115 NP = in.readInt(); 3116 for (int ip = 0; ip < NP; ip++) { 3117 String procName = in.readString(); 3118 Uid.Proc p = u.getProcessStatsLocked(procName); 3119 p.mUserTime = p.mLoadedUserTime = in.readLong(); 3120 p.mLastUserTime = in.readLong(); 3121 p.mSystemTime = p.mLoadedSystemTime = in.readLong(); 3122 p.mLastSystemTime = in.readLong(); 3123 p.mStarts = p.mLoadedStarts = in.readInt(); 3124 p.mLastStarts = in.readInt(); 3125 } 3126 3127 NP = in.readInt(); 3128 for (int ip = 0; ip < NP; ip++) { 3129 String pkgName = in.readString(); 3130 Uid.Pkg p = u.getPackageStatsLocked(pkgName); 3131 p.mWakeups = p.mLoadedWakeups = in.readInt(); 3132 p.mLastWakeups = in.readInt(); 3133 final int NS = in.readInt(); 3134 for (int is = 0; is < NS; is++) { 3135 String servName = in.readString(); 3136 Uid.Pkg.Serv s = u.getServiceStatsLocked(pkgName, servName); 3137 s.mStartTime = s.mLoadedStartTime = in.readLong(); 3138 s.mLastStartTime = in.readLong(); 3139 s.mStarts = s.mLoadedStarts = in.readInt(); 3140 s.mLastStarts = in.readInt(); 3141 s.mLaunches = s.mLoadedLaunches = in.readInt(); 3142 s.mLastLaunches = in.readInt(); 3143 } 3144 } 3145 3146 u.mLoadedTcpBytesReceived = in.readLong(); 3147 u.mLoadedTcpBytesSent = in.readLong(); 3148 } 3149 } 3150 3151 /** 3152 * Writes a summary of the statistics to a Parcel, in a format suitable to be written to 3153 * disk. This format does not allow a lossless round-trip. 3154 * 3155 * @param out the Parcel to be written to. 3156 */ 3157 public void writeSummaryToParcel(Parcel out) { 3158 final long NOW_SYS = SystemClock.uptimeMillis() * 1000; 3159 final long NOWREAL_SYS = SystemClock.elapsedRealtime() * 1000; 3160 final long NOW = getBatteryUptimeLocked(NOW_SYS); 3161 final long NOWREAL = getBatteryRealtimeLocked(NOWREAL_SYS); 3162 3163 out.writeInt(VERSION); 3164 3165 out.writeInt(mStartCount); 3166 out.writeLong(computeBatteryUptime(NOW_SYS, STATS_TOTAL)); 3167 out.writeLong(computeBatteryUptime(NOW_SYS, STATS_CURRENT)); 3168 out.writeLong(computeBatteryRealtime(NOWREAL_SYS, STATS_TOTAL)); 3169 out.writeLong(computeBatteryRealtime(NOWREAL_SYS, STATS_CURRENT)); 3170 out.writeLong(computeUptime(NOW_SYS, STATS_TOTAL)); 3171 out.writeLong(computeUptime(NOW_SYS, STATS_CURRENT)); 3172 out.writeLong(computeRealtime(NOWREAL_SYS, STATS_TOTAL)); 3173 out.writeLong(computeRealtime(NOWREAL_SYS, STATS_CURRENT)); 3174 out.writeInt(mDischargeStartLevel); 3175 out.writeInt(mDischargeCurrentLevel); 3176 3177 3178 mScreenOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3179 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 3180 mScreenBrightnessTimer[i].writeSummaryFromParcelLocked(out, NOWREAL); 3181 } 3182 mInputEventCounter.writeSummaryFromParcelLocked(out); 3183 mPhoneOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3184 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 3185 mPhoneSignalStrengthsTimer[i].writeSummaryFromParcelLocked(out, NOWREAL); 3186 } 3187 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 3188 mPhoneDataConnectionsTimer[i].writeSummaryFromParcelLocked(out, NOWREAL); 3189 } 3190 mWifiOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3191 mWifiRunningTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3192 mBluetoothOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3193 3194 out.writeInt(mKernelWakelockStats.size()); 3195 for (Map.Entry<String, SamplingTimer> ent : mKernelWakelockStats.entrySet()) { 3196 Timer kwlt = ent.getValue(); 3197 if (kwlt != null) { 3198 out.writeInt(1); 3199 out.writeString(ent.getKey()); 3200 ent.getValue().writeSummaryFromParcelLocked(out, NOWREAL); 3201 } else { 3202 out.writeInt(0); 3203 } 3204 } 3205 3206 final int NU = mUidStats.size(); 3207 out.writeInt(NU); 3208 for (int iu = 0; iu < NU; iu++) { 3209 out.writeInt(mUidStats.keyAt(iu)); 3210 Uid u = mUidStats.valueAt(iu); 3211 3212 u.mWifiTurnedOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3213 u.mFullWifiLockTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3214 u.mAudioTurnedOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3215 u.mVideoTurnedOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3216 u.mScanWifiLockTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3217 u.mWifiMulticastTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3218 3219 if (u.mUserActivityCounters == null) { 3220 out.writeInt(0); 3221 } else { 3222 out.writeInt(1); 3223 for (int i=0; i<Uid.NUM_USER_ACTIVITY_TYPES; i++) { 3224 u.mUserActivityCounters[i].writeSummaryFromParcelLocked(out); 3225 } 3226 } 3227 3228 int NW = u.mWakelockStats.size(); 3229 out.writeInt(NW); 3230 if (NW > 0) { 3231 for (Map.Entry<String, BatteryStatsImpl.Uid.Wakelock> ent 3232 : u.mWakelockStats.entrySet()) { 3233 out.writeString(ent.getKey()); 3234 Uid.Wakelock wl = ent.getValue(); 3235 if (wl.mTimerFull != null) { 3236 out.writeInt(1); 3237 wl.mTimerFull.writeSummaryFromParcelLocked(out, NOWREAL); 3238 } else { 3239 out.writeInt(0); 3240 } 3241 if (wl.mTimerPartial != null) { 3242 out.writeInt(1); 3243 wl.mTimerPartial.writeSummaryFromParcelLocked(out, NOWREAL); 3244 } else { 3245 out.writeInt(0); 3246 } 3247 if (wl.mTimerWindow != null) { 3248 out.writeInt(1); 3249 wl.mTimerWindow.writeSummaryFromParcelLocked(out, NOWREAL); 3250 } else { 3251 out.writeInt(0); 3252 } 3253 } 3254 } 3255 3256 int NSE = u.mSensorStats.size(); 3257 out.writeInt(NSE); 3258 if (NSE > 0) { 3259 for (Map.Entry<Integer, BatteryStatsImpl.Uid.Sensor> ent 3260 : u.mSensorStats.entrySet()) { 3261 out.writeInt(ent.getKey()); 3262 Uid.Sensor se = ent.getValue(); 3263 if (se.mTimer != null) { 3264 out.writeInt(1); 3265 se.mTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3266 } else { 3267 out.writeInt(0); 3268 } 3269 } 3270 } 3271 3272 int NP = u.mProcessStats.size(); 3273 out.writeInt(NP); 3274 if (NP > 0) { 3275 for (Map.Entry<String, BatteryStatsImpl.Uid.Proc> ent 3276 : u.mProcessStats.entrySet()) { 3277 out.writeString(ent.getKey()); 3278 Uid.Proc ps = ent.getValue(); 3279 out.writeLong(ps.mUserTime); 3280 out.writeLong(ps.mUserTime - ps.mLoadedUserTime); 3281 out.writeLong(ps.mSystemTime); 3282 out.writeLong(ps.mSystemTime - ps.mLoadedSystemTime); 3283 out.writeInt(ps.mStarts); 3284 out.writeInt(ps.mStarts - ps.mLoadedStarts); 3285 } 3286 } 3287 3288 NP = u.mPackageStats.size(); 3289 out.writeInt(NP); 3290 if (NP > 0) { 3291 for (Map.Entry<String, BatteryStatsImpl.Uid.Pkg> ent 3292 : u.mPackageStats.entrySet()) { 3293 out.writeString(ent.getKey()); 3294 Uid.Pkg ps = ent.getValue(); 3295 out.writeInt(ps.mWakeups); 3296 out.writeInt(ps.mWakeups - ps.mLoadedWakeups); 3297 final int NS = ps.mServiceStats.size(); 3298 out.writeInt(NS); 3299 if (NS > 0) { 3300 for (Map.Entry<String, BatteryStatsImpl.Uid.Pkg.Serv> sent 3301 : ps.mServiceStats.entrySet()) { 3302 out.writeString(sent.getKey()); 3303 BatteryStatsImpl.Uid.Pkg.Serv ss = sent.getValue(); 3304 long time = ss.getStartTimeToNowLocked(NOW); 3305 out.writeLong(time); 3306 out.writeLong(time - ss.mLoadedStartTime); 3307 out.writeInt(ss.mStarts); 3308 out.writeInt(ss.mStarts - ss.mLoadedStarts); 3309 out.writeInt(ss.mLaunches); 3310 out.writeInt(ss.mLaunches - ss.mLoadedLaunches); 3311 } 3312 } 3313 } 3314 } 3315 3316 out.writeLong(u.getTcpBytesReceived(STATS_TOTAL)); 3317 out.writeLong(u.getTcpBytesSent(STATS_TOTAL)); 3318 } 3319 } 3320 3321 public void readFromParcel(Parcel in) { 3322 readFromParcelLocked(in); 3323 } 3324 3325 void readFromParcelLocked(Parcel in) { 3326 int magic = in.readInt(); 3327 if (magic != MAGIC) { 3328 throw new ParcelFormatException("Bad magic number"); 3329 } 3330 3331 mStartCount = in.readInt(); 3332 mBatteryUptime = in.readLong(); 3333 mBatteryLastUptime = in.readLong(); 3334 mBatteryRealtime = in.readLong(); 3335 mBatteryLastRealtime = in.readLong(); 3336 mScreenOn = false; 3337 mScreenOnTimer = new StopwatchTimer(-1, null, mUnpluggables, in); 3338 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 3339 mScreenBrightnessTimer[i] = new StopwatchTimer(-100-i, null, mUnpluggables, in); 3340 } 3341 mInputEventCounter = new Counter(mUnpluggables, in); 3342 mPhoneOn = false; 3343 mPhoneOnTimer = new StopwatchTimer(-2, null, mUnpluggables, in); 3344 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 3345 mPhoneSignalStrengthsTimer[i] = new StopwatchTimer(-200-i, null, mUnpluggables, in); 3346 } 3347 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 3348 mPhoneDataConnectionsTimer[i] = new StopwatchTimer(-300-i, null, mUnpluggables, in); 3349 } 3350 mWifiOn = false; 3351 mWifiOnTimer = new StopwatchTimer(-2, null, mUnpluggables, in); 3352 mWifiRunning = false; 3353 mWifiRunningTimer = new StopwatchTimer(-2, null, mUnpluggables, in); 3354 mBluetoothOn = false; 3355 mBluetoothOnTimer = new StopwatchTimer(-2, null, mUnpluggables, in); 3356 mUptime = in.readLong(); 3357 mUptimeStart = in.readLong(); 3358 mLastUptime = in.readLong(); 3359 mRealtime = in.readLong(); 3360 mRealtimeStart = in.readLong(); 3361 mLastRealtime = in.readLong(); 3362 mOnBattery = in.readInt() != 0; 3363 mOnBatteryInternal = false; // we are no longer really running. 3364 mTrackBatteryPastUptime = in.readLong(); 3365 mTrackBatteryUptimeStart = in.readLong(); 3366 mTrackBatteryPastRealtime = in.readLong(); 3367 mTrackBatteryRealtimeStart = in.readLong(); 3368 mUnpluggedBatteryUptime = in.readLong(); 3369 mUnpluggedBatteryRealtime = in.readLong(); 3370 mDischargeStartLevel = in.readInt(); 3371 mDischargeCurrentLevel = in.readInt(); 3372 mLastWriteTime = in.readLong(); 3373 3374 mMobileDataRx[STATS_LAST] = in.readLong(); 3375 mMobileDataRx[STATS_UNPLUGGED] = -1; 3376 mMobileDataTx[STATS_LAST] = in.readLong(); 3377 mMobileDataTx[STATS_UNPLUGGED] = -1; 3378 mTotalDataRx[STATS_LAST] = in.readLong(); 3379 mTotalDataRx[STATS_UNPLUGGED] = -1; 3380 mTotalDataTx[STATS_LAST] = in.readLong(); 3381 mTotalDataTx[STATS_UNPLUGGED] = -1; 3382 3383 mRadioDataUptime = in.readLong(); 3384 mRadioDataStart = -1; 3385 3386 mBluetoothPingCount = in.readInt(); 3387 mBluetoothPingStart = -1; 3388 3389 mKernelWakelockStats.clear(); 3390 int NKW = in.readInt(); 3391 for (int ikw = 0; ikw < NKW; ikw++) { 3392 if (in.readInt() != 0) { 3393 String wakelockName = in.readString(); 3394 in.readInt(); // Extra 0/1 written by Timer.writeTimerToParcel 3395 SamplingTimer kwlt = new SamplingTimer(mUnpluggables, mOnBattery, in); 3396 mKernelWakelockStats.put(wakelockName, kwlt); 3397 } 3398 } 3399 3400 mPartialTimers.clear(); 3401 mFullTimers.clear(); 3402 mWindowTimers.clear(); 3403 3404 int numUids = in.readInt(); 3405 mUidStats.clear(); 3406 for (int i = 0; i < numUids; i++) { 3407 int uid = in.readInt(); 3408 Uid u = new Uid(uid); 3409 u.readFromParcelLocked(mUnpluggables, in); 3410 mUidStats.append(uid, u); 3411 } 3412 } 3413 3414 public void writeToParcel(Parcel out, int flags) { 3415 writeToParcelLocked(out, flags); 3416 } 3417 3418 @SuppressWarnings("unused") 3419 void writeToParcelLocked(Parcel out, int flags) { 3420 final long uSecUptime = SystemClock.uptimeMillis() * 1000; 3421 final long uSecRealtime = SystemClock.elapsedRealtime() * 1000; 3422 final long batteryUptime = getBatteryUptimeLocked(uSecUptime); 3423 final long batteryRealtime = getBatteryRealtimeLocked(uSecRealtime); 3424 3425 out.writeInt(MAGIC); 3426 out.writeInt(mStartCount); 3427 out.writeLong(mBatteryUptime); 3428 out.writeLong(mBatteryLastUptime); 3429 out.writeLong(mBatteryRealtime); 3430 out.writeLong(mBatteryLastRealtime); 3431 mScreenOnTimer.writeToParcel(out, batteryRealtime); 3432 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 3433 mScreenBrightnessTimer[i].writeToParcel(out, batteryRealtime); 3434 } 3435 mInputEventCounter.writeToParcel(out); 3436 mPhoneOnTimer.writeToParcel(out, batteryRealtime); 3437 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 3438 mPhoneSignalStrengthsTimer[i].writeToParcel(out, batteryRealtime); 3439 } 3440 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 3441 mPhoneDataConnectionsTimer[i].writeToParcel(out, batteryRealtime); 3442 } 3443 mWifiOnTimer.writeToParcel(out, batteryRealtime); 3444 mWifiRunningTimer.writeToParcel(out, batteryRealtime); 3445 mBluetoothOnTimer.writeToParcel(out, batteryRealtime); 3446 out.writeLong(mUptime); 3447 out.writeLong(mUptimeStart); 3448 out.writeLong(mLastUptime); 3449 out.writeLong(mRealtime); 3450 out.writeLong(mRealtimeStart); 3451 out.writeLong(mLastRealtime); 3452 out.writeInt(mOnBattery ? 1 : 0); 3453 out.writeLong(batteryUptime); 3454 out.writeLong(mTrackBatteryUptimeStart); 3455 out.writeLong(batteryRealtime); 3456 out.writeLong(mTrackBatteryRealtimeStart); 3457 out.writeLong(mUnpluggedBatteryUptime); 3458 out.writeLong(mUnpluggedBatteryRealtime); 3459 out.writeInt(mDischargeStartLevel); 3460 out.writeInt(mDischargeCurrentLevel); 3461 out.writeLong(mLastWriteTime); 3462 3463 out.writeLong(getMobileTcpBytesReceived(STATS_UNPLUGGED)); 3464 out.writeLong(getMobileTcpBytesSent(STATS_UNPLUGGED)); 3465 out.writeLong(getTotalTcpBytesReceived(STATS_UNPLUGGED)); 3466 out.writeLong(getTotalTcpBytesSent(STATS_UNPLUGGED)); 3467 3468 // Write radio uptime for data 3469 out.writeLong(getRadioDataUptime()); 3470 3471 out.writeInt(getBluetoothPingCount()); 3472 3473 out.writeInt(mKernelWakelockStats.size()); 3474 for (Map.Entry<String, SamplingTimer> ent : mKernelWakelockStats.entrySet()) { 3475 SamplingTimer kwlt = ent.getValue(); 3476 if (kwlt != null) { 3477 out.writeInt(1); 3478 out.writeString(ent.getKey()); 3479 Timer.writeTimerToParcel(out, kwlt, batteryRealtime); 3480 } else { 3481 out.writeInt(0); 3482 } 3483 } 3484 3485 int size = mUidStats.size(); 3486 out.writeInt(size); 3487 for (int i = 0; i < size; i++) { 3488 out.writeInt(mUidStats.keyAt(i)); 3489 Uid uid = mUidStats.valueAt(i); 3490 3491 uid.writeToParcelLocked(out, batteryRealtime); 3492 } 3493 } 3494 3495 public static final Parcelable.Creator<BatteryStatsImpl> CREATOR = 3496 new Parcelable.Creator<BatteryStatsImpl>() { 3497 public BatteryStatsImpl createFromParcel(Parcel in) { 3498 return new BatteryStatsImpl(in); 3499 } 3500 3501 public BatteryStatsImpl[] newArray(int size) { 3502 return new BatteryStatsImpl[size]; 3503 } 3504 }; 3505 3506 public void dumpLocked(PrintWriter pw) { 3507 if (DEBUG) { 3508 Printer pr = new PrintWriterPrinter(pw); 3509 pr.println("*** Screen timer:"); 3510 mScreenOnTimer.logState(pr, " "); 3511 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 3512 pr.println("*** Screen brightness #" + i + ":"); 3513 mScreenBrightnessTimer[i].logState(pr, " "); 3514 } 3515 pr.println("*** Input event counter:"); 3516 mInputEventCounter.logState(pr, " "); 3517 pr.println("*** Phone timer:"); 3518 mPhoneOnTimer.logState(pr, " "); 3519 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 3520 pr.println("*** Signal strength #" + i + ":"); 3521 mPhoneSignalStrengthsTimer[i].logState(pr, " "); 3522 } 3523 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 3524 pr.println("*** Data connection type #" + i + ":"); 3525 mPhoneDataConnectionsTimer[i].logState(pr, " "); 3526 } 3527 pr.println("*** Wifi timer:"); 3528 mWifiOnTimer.logState(pr, " "); 3529 pr.println("*** WifiRunning timer:"); 3530 mWifiRunningTimer.logState(pr, " "); 3531 pr.println("*** Bluetooth timer:"); 3532 mBluetoothOnTimer.logState(pr, " "); 3533 } 3534 super.dumpLocked(pw); 3535 } 3536} 3537