BatteryStatsImpl.java revision c33fe6c9a71008d51aab7775532d73a3eaf12370
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.os.BatteryStats; 20import android.os.NetStat; 21import android.os.Parcel; 22import android.os.ParcelFormatException; 23import android.os.Parcelable; 24import android.os.Process; 25import android.os.SystemClock; 26import android.telephony.SignalStrength; 27import android.telephony.TelephonyManager; 28import android.util.Log; 29import android.util.PrintWriterPrinter; 30import android.util.Printer; 31import android.util.SparseArray; 32 33import java.io.File; 34import java.io.FileInputStream; 35import java.io.FileOutputStream; 36import java.io.IOException; 37import java.io.PrintWriter; 38import java.util.ArrayList; 39import java.util.HashMap; 40import java.util.Iterator; 41import java.util.Map; 42 43/** 44 * All information we are collecting about things that can happen that impact 45 * battery life. All times are represented in microseconds except where indicated 46 * otherwise. 47 */ 48public final class BatteryStatsImpl extends BatteryStats { 49 private static final String TAG = "BatteryStatsImpl"; 50 private static final boolean DEBUG = false; 51 52 // In-memory Parcel magic number, used to detect attempts to unmarshall bad data 53 private static final int MAGIC = 0xBA757475; // 'BATSTATS' 54 55 // Current on-disk Parcel version 56 private static final int VERSION = 37; 57 58 private final File mFile; 59 private final File mBackupFile; 60 61 /** 62 * The statistics we have collected organized by uids. 63 */ 64 final SparseArray<BatteryStatsImpl.Uid> mUidStats = 65 new SparseArray<BatteryStatsImpl.Uid>(); 66 67 // A set of pools of currently active timers. When a timer is queried, we will divide the 68 // elapsed time by the number of active timers to arrive at that timer's share of the time. 69 // In order to do this, we must refresh each timer whenever the number of active timers 70 // changes. 71 final ArrayList<StopwatchTimer> mPartialTimers = new ArrayList<StopwatchTimer>(); 72 final ArrayList<StopwatchTimer> mFullTimers = new ArrayList<StopwatchTimer>(); 73 final ArrayList<StopwatchTimer> mWindowTimers = new ArrayList<StopwatchTimer>(); 74 final SparseArray<ArrayList<StopwatchTimer>> mSensorTimers 75 = new SparseArray<ArrayList<StopwatchTimer>>(); 76 77 // These are the objects that will want to do something when the device 78 // is unplugged from power. 79 final ArrayList<Unpluggable> mUnpluggables = new ArrayList<Unpluggable>(); 80 81 int mStartCount; 82 83 long mBatteryUptime; 84 long mBatteryLastUptime; 85 long mBatteryRealtime; 86 long mBatteryLastRealtime; 87 88 long mUptime; 89 long mUptimeStart; 90 long mLastUptime; 91 long mRealtime; 92 long mRealtimeStart; 93 long mLastRealtime; 94 95 boolean mScreenOn; 96 StopwatchTimer mScreenOnTimer; 97 98 int mScreenBrightnessBin = -1; 99 final StopwatchTimer[] mScreenBrightnessTimer = new StopwatchTimer[NUM_SCREEN_BRIGHTNESS_BINS]; 100 101 Counter mInputEventCounter; 102 103 boolean mPhoneOn; 104 StopwatchTimer mPhoneOnTimer; 105 106 boolean mAudioOn; 107 StopwatchTimer mAudioOnTimer; 108 109 boolean mVideoOn; 110 StopwatchTimer mVideoOnTimer; 111 112 int mPhoneSignalStrengthBin = -1; 113 final StopwatchTimer[] mPhoneSignalStrengthsTimer = 114 new StopwatchTimer[NUM_SIGNAL_STRENGTH_BINS]; 115 116 int mPhoneDataConnectionType = -1; 117 final StopwatchTimer[] mPhoneDataConnectionsTimer = 118 new StopwatchTimer[NUM_DATA_CONNECTION_TYPES]; 119 120 boolean mWifiOn; 121 StopwatchTimer mWifiOnTimer; 122 int mWifiOnUid = -1; 123 124 boolean mWifiRunning; 125 StopwatchTimer mWifiRunningTimer; 126 127 boolean mBluetoothOn; 128 StopwatchTimer mBluetoothOnTimer; 129 130 /** 131 * These provide time bases that discount the time the device is plugged 132 * in to power. 133 */ 134 boolean mOnBattery; 135 boolean mOnBatteryInternal; 136 long mTrackBatteryPastUptime; 137 long mTrackBatteryUptimeStart; 138 long mTrackBatteryPastRealtime; 139 long mTrackBatteryRealtimeStart; 140 141 long mUnpluggedBatteryUptime; 142 long mUnpluggedBatteryRealtime; 143 144 /* 145 * These keep track of battery levels (1-100) at the last plug event and the last unplug event. 146 */ 147 int mDischargeStartLevel; 148 int mDischargeCurrentLevel; 149 150 long mLastWriteTime = 0; // Milliseconds 151 152 /* 153 * Holds a SamplingTimer associated with each kernel wakelock name being tracked. 154 */ 155 private final HashMap<String, SamplingTimer> mKernelWakelockStats = 156 new HashMap<String, SamplingTimer>(); 157 158 public Map<String, ? extends SamplingTimer> getKernelWakelockStats() { 159 return mKernelWakelockStats; 160 } 161 162 private static int sKernelWakelockUpdateVersion = 0; 163 164 private static final int[] PROC_WAKELOCKS_FORMAT = new int[] { 165 Process.PROC_TAB_TERM|Process.PROC_OUT_STRING, // 0: name 166 Process.PROC_TAB_TERM|Process.PROC_OUT_LONG, // 1: count 167 Process.PROC_TAB_TERM, 168 Process.PROC_TAB_TERM, 169 Process.PROC_TAB_TERM, 170 Process.PROC_TAB_TERM|Process.PROC_OUT_LONG, // 5: totalTime 171 }; 172 173 private final String[] mProcWakelocksName = new String[3]; 174 private final long[] mProcWakelocksData = new long[3]; 175 176 /* 177 * Used as a buffer for reading in data from /proc/wakelocks before it is processed and added 178 * to mKernelWakelockStats. 179 */ 180 private final Map<String, KernelWakelockStats> mProcWakelockFileStats = 181 new HashMap<String, KernelWakelockStats>(); 182 183 // For debugging 184 public BatteryStatsImpl() { 185 mFile = mBackupFile = null; 186 } 187 188 public static interface Unpluggable { 189 void unplug(long batteryUptime, long batteryRealtime); 190 void plug(long batteryUptime, long batteryRealtime); 191 } 192 193 /** 194 * State for keeping track of counting information. 195 */ 196 public static final class Counter extends BatteryStats.Counter implements Unpluggable { 197 int mCount; 198 int mLoadedCount; 199 int mLastCount; 200 int mUnpluggedCount; 201 int mPluggedCount; 202 203 Counter(ArrayList<Unpluggable> unpluggables, Parcel in) { 204 mPluggedCount = mCount = in.readInt(); 205 mLoadedCount = in.readInt(); 206 mLastCount = in.readInt(); 207 mUnpluggedCount = in.readInt(); 208 unpluggables.add(this); 209 } 210 211 Counter(ArrayList<Unpluggable> unpluggables) { 212 unpluggables.add(this); 213 } 214 215 public void writeToParcel(Parcel out) { 216 out.writeInt(mCount); 217 out.writeInt(mLoadedCount); 218 out.writeInt(mLastCount); 219 out.writeInt(mUnpluggedCount); 220 } 221 222 public void unplug(long batteryUptime, long batteryRealtime) { 223 mUnpluggedCount = mCount = mPluggedCount; 224 } 225 226 public void plug(long batteryUptime, long batteryRealtime) { 227 mPluggedCount = mCount; 228 } 229 230 /** 231 * Writes a possibly null Counter to a Parcel. 232 * 233 * @param out the Parcel to be written to. 234 * @param counter a Counter, or null. 235 */ 236 public static void writeCounterToParcel(Parcel out, Counter counter) { 237 if (counter == null) { 238 out.writeInt(0); // indicates null 239 return; 240 } 241 out.writeInt(1); // indicates non-null 242 243 counter.writeToParcel(out); 244 } 245 246 @Override 247 public int getCountLocked(int which) { 248 int val; 249 if (which == STATS_LAST) { 250 val = mLastCount; 251 } else { 252 val = mCount; 253 if (which == STATS_UNPLUGGED) { 254 val -= mUnpluggedCount; 255 } else if (which != STATS_TOTAL) { 256 val -= mLoadedCount; 257 } 258 } 259 260 return val; 261 } 262 263 public void logState(Printer pw, String prefix) { 264 pw.println(prefix + "mCount=" + mCount 265 + " mLoadedCount=" + mLoadedCount + " mLastCount=" + mLastCount 266 + " mUnpluggedCount=" + mUnpluggedCount 267 + " mPluggedCount=" + mPluggedCount); 268 } 269 270 void stepLocked() { 271 mCount++; 272 } 273 274 void writeSummaryFromParcelLocked(Parcel out) { 275 out.writeInt(mCount); 276 out.writeInt(mCount - mLoadedCount); 277 } 278 279 void readSummaryFromParcelLocked(Parcel in) { 280 mCount = mLoadedCount = in.readInt(); 281 mLastCount = in.readInt(); 282 mUnpluggedCount = mPluggedCount = mCount; 283 } 284 } 285 286 /** 287 * State for keeping track of timing information. 288 */ 289 public static abstract class Timer extends BatteryStats.Timer implements Unpluggable { 290 final int mType; 291 292 293 int mCount; 294 int mLoadedCount; 295 int mLastCount; 296 int mUnpluggedCount; 297 298 // Times are in microseconds for better accuracy when dividing by the 299 // lock count, and are in "battery realtime" units. 300 301 /** 302 * The total time we have accumulated since the start of the original 303 * boot, to the last time something interesting happened in the 304 * current run. 305 */ 306 long mTotalTime; 307 308 /** 309 * The total time we loaded for the previous runs. Subtract this from 310 * mTotalTime to find the time for the current run of the system. 311 */ 312 long mLoadedTime; 313 314 /** 315 * The run time of the last run of the system, as loaded from the 316 * saved data. 317 */ 318 long mLastTime; 319 320 /** 321 * The value of mTotalTime when unplug() was last called. Subtract 322 * this from mTotalTime to find the time since the last unplug from 323 * power. 324 */ 325 long mUnpluggedTime; 326 327 /** 328 * Constructs from a parcel. 329 * @param type 330 * @param unpluggables 331 * @param powerType 332 * @param in 333 */ 334 Timer(int type, ArrayList<Unpluggable> unpluggables, Parcel in) { 335 mType = type; 336 337 mCount = in.readInt(); 338 mLoadedCount = in.readInt(); 339 mLastCount = in.readInt(); 340 mUnpluggedCount = in.readInt(); 341 mTotalTime = in.readLong(); 342 mLoadedTime = in.readLong(); 343 mLastTime = in.readLong(); 344 mUnpluggedTime = in.readLong(); 345 unpluggables.add(this); 346 } 347 348 Timer(int type, ArrayList<Unpluggable> unpluggables) { 349 mType = type; 350 unpluggables.add(this); 351 } 352 353 protected abstract long computeRunTimeLocked(long curBatteryRealtime); 354 355 protected abstract int computeCurrentCountLocked(); 356 357 358 public void writeToParcel(Parcel out, long batteryRealtime) { 359 out.writeInt(mCount); 360 out.writeInt(mLoadedCount); 361 out.writeInt(mLastCount); 362 out.writeInt(mUnpluggedCount); 363 out.writeLong(computeRunTimeLocked(batteryRealtime)); 364 out.writeLong(mLoadedTime); 365 out.writeLong(mLastTime); 366 out.writeLong(mUnpluggedTime); 367 } 368 369 public void unplug(long batteryUptime, long batteryRealtime) { 370 if (DEBUG && mType < 0) { 371 Log.v(TAG, "unplug #" + mType + ": realtime=" + batteryRealtime 372 + " old mUnpluggedTime=" + mUnpluggedTime 373 + " old mUnpluggedCount=" + mUnpluggedCount); 374 } 375 mUnpluggedTime = computeRunTimeLocked(batteryRealtime); 376 mUnpluggedCount = mCount; 377 if (DEBUG && mType < 0) { 378 Log.v(TAG, "unplug #" + mType 379 + ": new mUnpluggedTime=" + mUnpluggedTime 380 + " new mUnpluggedCount=" + mUnpluggedCount); 381 } 382 } 383 384 public void plug(long batteryUptime, long batteryRealtime) { 385 if (DEBUG && mType < 0) { 386 Log.v(TAG, "plug #" + mType + ": realtime=" + batteryRealtime 387 + " old mTotalTime=" + mTotalTime); 388 } 389 mTotalTime = computeRunTimeLocked(batteryRealtime); 390 mCount = computeCurrentCountLocked(); 391 if (DEBUG && mType < 0) { 392 Log.v(TAG, "plug #" + mType 393 + ": new mTotalTime=" + mTotalTime); 394 } 395 } 396 397 /** 398 * Writes a possibly null Timer to a Parcel. 399 * 400 * @param out the Parcel to be written to. 401 * @param timer a Timer, or null. 402 */ 403 public static void writeTimerToParcel(Parcel out, Timer timer, 404 long batteryRealtime) { 405 if (timer == null) { 406 out.writeInt(0); // indicates null 407 return; 408 } 409 out.writeInt(1); // indicates non-null 410 411 timer.writeToParcel(out, batteryRealtime); 412 } 413 414 @Override 415 public long getTotalTimeLocked(long batteryRealtime, int which) { 416 long val; 417 if (which == STATS_LAST) { 418 val = mLastTime; 419 } else { 420 val = computeRunTimeLocked(batteryRealtime); 421 if (which == STATS_UNPLUGGED) { 422 val -= mUnpluggedTime; 423 } else if (which != STATS_TOTAL) { 424 val -= mLoadedTime; 425 } 426 } 427 428 return val; 429 } 430 431 @Override 432 public int getCountLocked(int which) { 433 int val; 434 if (which == STATS_LAST) { 435 val = mLastCount; 436 } else { 437 val = computeCurrentCountLocked(); 438 if (which == STATS_UNPLUGGED) { 439 val -= mUnpluggedCount; 440 } else if (which != STATS_TOTAL) { 441 val -= mLoadedCount; 442 } 443 } 444 445 return val; 446 } 447 448 public void logState(Printer pw, String prefix) { 449 pw.println(prefix + " mCount=" + mCount 450 + " mLoadedCount=" + mLoadedCount + " mLastCount=" + mLastCount 451 + " mUnpluggedCount=" + mUnpluggedCount); 452 pw.println(prefix + "mTotalTime=" + mTotalTime 453 + " mLoadedTime=" + mLoadedTime); 454 pw.println(prefix + "mLastTime=" + mLastTime 455 + " mUnpluggedTime=" + mUnpluggedTime); 456 } 457 458 459 void writeSummaryFromParcelLocked(Parcel out, long batteryRealtime) { 460 long runTime = computeRunTimeLocked(batteryRealtime); 461 // Divide by 1000 for backwards compatibility 462 out.writeLong((runTime + 500) / 1000); 463 out.writeLong(((runTime - mLoadedTime) + 500) / 1000); 464 out.writeInt(mCount); 465 out.writeInt(mCount - mLoadedCount); 466 } 467 468 void readSummaryFromParcelLocked(Parcel in) { 469 // Multiply by 1000 for backwards compatibility 470 mTotalTime = mLoadedTime = in.readLong() * 1000; 471 mLastTime = in.readLong() * 1000; 472 mUnpluggedTime = mTotalTime; 473 mCount = mLoadedCount = in.readInt(); 474 mLastCount = in.readInt(); 475 mUnpluggedCount = mCount; 476 } 477 } 478 479 public static final class SamplingTimer extends Timer { 480 481 /** 482 * The most recent reported count from /proc/wakelocks. 483 */ 484 int mCurrentReportedCount; 485 486 /** 487 * The reported count from /proc/wakelocks when unplug() was last 488 * called. 489 */ 490 int mUnpluggedReportedCount; 491 492 /** 493 * The most recent reported total_time from /proc/wakelocks. 494 */ 495 long mCurrentReportedTotalTime; 496 497 498 /** 499 * The reported total_time from /proc/wakelocks when unplug() was last 500 * called. 501 */ 502 long mUnpluggedReportedTotalTime; 503 504 /** 505 * Whether we are currently in a discharge cycle. 506 */ 507 boolean mInDischarge; 508 509 /** 510 * Whether we are currently recording reported values. 511 */ 512 boolean mTrackingReportedValues; 513 514 /* 515 * A sequnce counter, incremented once for each update of the stats. 516 */ 517 int mUpdateVersion; 518 519 SamplingTimer(ArrayList<Unpluggable> unpluggables, boolean inDischarge, Parcel in) { 520 super(0, unpluggables, in); 521 mCurrentReportedCount = in.readInt(); 522 mUnpluggedReportedCount = in.readInt(); 523 mCurrentReportedTotalTime = in.readLong(); 524 mUnpluggedReportedTotalTime = in.readLong(); 525 mTrackingReportedValues = in.readInt() == 1; 526 mInDischarge = inDischarge; 527 } 528 529 SamplingTimer(ArrayList<Unpluggable> unpluggables, boolean inDischarge, 530 boolean trackReportedValues) { 531 super(0, unpluggables); 532 mTrackingReportedValues = trackReportedValues; 533 mInDischarge = inDischarge; 534 } 535 536 public void setStale() { 537 mTrackingReportedValues = false; 538 mUnpluggedReportedTotalTime = 0; 539 mUnpluggedReportedCount = 0; 540 } 541 542 public void setUpdateVersion(int version) { 543 mUpdateVersion = version; 544 } 545 546 public int getUpdateVersion() { 547 return mUpdateVersion; 548 } 549 550 public void updateCurrentReportedCount(int count) { 551 if (mInDischarge && mUnpluggedReportedCount == 0) { 552 // Updating the reported value for the first time. 553 mUnpluggedReportedCount = count; 554 // If we are receiving an update update mTrackingReportedValues; 555 mTrackingReportedValues = true; 556 } 557 mCurrentReportedCount = count; 558 } 559 560 public void updateCurrentReportedTotalTime(long totalTime) { 561 if (mInDischarge && mUnpluggedReportedTotalTime == 0) { 562 // Updating the reported value for the first time. 563 mUnpluggedReportedTotalTime = totalTime; 564 // If we are receiving an update update mTrackingReportedValues; 565 mTrackingReportedValues = true; 566 } 567 mCurrentReportedTotalTime = totalTime; 568 } 569 570 public void unplug(long batteryUptime, long batteryRealtime) { 571 super.unplug(batteryUptime, batteryRealtime); 572 if (mTrackingReportedValues) { 573 mUnpluggedReportedTotalTime = mCurrentReportedTotalTime; 574 mUnpluggedReportedCount = mCurrentReportedCount; 575 } 576 mInDischarge = true; 577 } 578 579 public void plug(long batteryUptime, long batteryRealtime) { 580 super.plug(batteryUptime, batteryRealtime); 581 mInDischarge = false; 582 } 583 584 public void logState(Printer pw, String prefix) { 585 super.logState(pw, prefix); 586 pw.println(prefix + "mCurrentReportedCount=" + mCurrentReportedCount 587 + " mUnpluggedReportedCount=" + mUnpluggedReportedCount 588 + " mCurrentReportedTotalTime=" + mCurrentReportedTotalTime 589 + " mUnpluggedReportedTotalTime=" + mUnpluggedReportedTotalTime); 590 } 591 592 protected long computeRunTimeLocked(long curBatteryRealtime) { 593 return mTotalTime + (mInDischarge && mTrackingReportedValues 594 ? mCurrentReportedTotalTime - mUnpluggedReportedTotalTime : 0); 595 } 596 597 protected int computeCurrentCountLocked() { 598 return mCount + (mInDischarge && mTrackingReportedValues 599 ? mCurrentReportedCount - mUnpluggedReportedCount : 0); 600 } 601 602 public void writeToParcel(Parcel out, long batteryRealtime) { 603 super.writeToParcel(out, batteryRealtime); 604 out.writeInt(mCurrentReportedCount); 605 out.writeInt(mUnpluggedReportedCount); 606 out.writeLong(mCurrentReportedTotalTime); 607 out.writeLong(mUnpluggedReportedTotalTime); 608 out.writeInt(mTrackingReportedValues ? 1 : 0); 609 } 610 611 void writeSummaryFromParcelLocked(Parcel out, long batteryRealtime) { 612 super.writeSummaryFromParcelLocked(out, batteryRealtime); 613 out.writeLong(mCurrentReportedTotalTime); 614 out.writeInt(mCurrentReportedCount); 615 out.writeInt(mTrackingReportedValues ? 1 : 0); 616 } 617 618 void readSummaryFromParcelLocked(Parcel in) { 619 super.readSummaryFromParcelLocked(in); 620 mUnpluggedReportedTotalTime = mCurrentReportedTotalTime = in.readLong(); 621 mUnpluggedReportedCount = mCurrentReportedCount = in.readInt(); 622 mTrackingReportedValues = in.readInt() == 1; 623 } 624 } 625 626 /** 627 * State for keeping track of timing information. 628 */ 629 public static final class StopwatchTimer extends Timer { 630 final ArrayList<StopwatchTimer> mTimerPool; 631 int mNesting; 632 633 634 /** 635 * The last time at which we updated the timer. If mNesting is > 0, 636 * subtract this from the current battery time to find the amount of 637 * time we have been running since we last computed an update. 638 */ 639 long mUpdateTime; 640 641 /** 642 * The total time at which the timer was acquired, to determine if 643 * was actually held for an interesting duration. 644 */ 645 long mAcquireTime; 646 647 StopwatchTimer(int type, ArrayList<StopwatchTimer> timerPool, 648 ArrayList<Unpluggable> unpluggables, Parcel in) { 649 super(type, unpluggables, in); 650 mTimerPool = timerPool; 651 mUpdateTime = in.readLong(); 652 } 653 654 StopwatchTimer(int type, ArrayList<StopwatchTimer> timerPool, 655 ArrayList<Unpluggable> unpluggables) { 656 super(type, unpluggables); 657 mTimerPool = timerPool; 658 } 659 660 public void writeToParcel(Parcel out, long batteryRealtime) { 661 super.writeToParcel(out, batteryRealtime); 662 out.writeLong(mUpdateTime); 663 } 664 665 public void plug(long batteryUptime, long batteryRealtime) { 666 if (mNesting > 0) { 667 if (DEBUG && mType < 0) { 668 Log.v(TAG, "old mUpdateTime=" + mUpdateTime); 669 } 670 super.plug(batteryUptime, batteryRealtime); 671 mUpdateTime = batteryRealtime; 672 if (DEBUG && mType < 0) { 673 Log.v(TAG, "new mUpdateTime=" + mUpdateTime); 674 } 675 } 676 } 677 678 public void logState(Printer pw, String prefix) { 679 super.logState(pw, prefix); 680 pw.println(prefix + "mNesting=" + mNesting + "mUpdateTime=" + mUpdateTime 681 + " mAcquireTime=" + mAcquireTime); 682 } 683 684 void startRunningLocked(BatteryStatsImpl stats) { 685 if (mNesting++ == 0) { 686 mUpdateTime = stats.getBatteryRealtimeLocked( 687 SystemClock.elapsedRealtime() * 1000); 688 if (mTimerPool != null) { 689 // Accumulate time to all currently active timers before adding 690 // this new one to the pool. 691 refreshTimersLocked(stats, mTimerPool); 692 // Add this timer to the active pool 693 mTimerPool.add(this); 694 } 695 // Increment the count 696 mCount++; 697 mAcquireTime = mTotalTime; 698 if (DEBUG && mType < 0) { 699 Log.v(TAG, "start #" + mType + ": mUpdateTime=" + mUpdateTime 700 + " mTotalTime=" + mTotalTime + " mCount=" + mCount 701 + " mAcquireTime=" + mAcquireTime); 702 } 703 } 704 } 705 706 void stopRunningLocked(BatteryStatsImpl stats) { 707 // Ignore attempt to stop a timer that isn't running 708 if (mNesting == 0) { 709 return; 710 } 711 if (--mNesting == 0) { 712 if (mTimerPool != null) { 713 // Accumulate time to all active counters, scaled by the total 714 // active in the pool, before taking this one out of the pool. 715 refreshTimersLocked(stats, mTimerPool); 716 // Remove this timer from the active pool 717 mTimerPool.remove(this); 718 } else { 719 final long realtime = SystemClock.elapsedRealtime() * 1000; 720 final long batteryRealtime = stats.getBatteryRealtimeLocked(realtime); 721 mNesting = 1; 722 mTotalTime = computeRunTimeLocked(batteryRealtime); 723 mNesting = 0; 724 } 725 726 if (DEBUG && mType < 0) { 727 Log.v(TAG, "stop #" + mType + ": mUpdateTime=" + mUpdateTime 728 + " mTotalTime=" + mTotalTime + " mCount=" + mCount 729 + " mAcquireTime=" + mAcquireTime); 730 } 731 732 if (mTotalTime == mAcquireTime) { 733 // If there was no change in the time, then discard this 734 // count. A somewhat cheezy strategy, but hey. 735 mCount--; 736 } 737 } 738 } 739 740 // Update the total time for all other running Timers with the same type as this Timer 741 // due to a change in timer count 742 private static void refreshTimersLocked(final BatteryStatsImpl stats, 743 final ArrayList<StopwatchTimer> pool) { 744 final long realtime = SystemClock.elapsedRealtime() * 1000; 745 final long batteryRealtime = stats.getBatteryRealtimeLocked(realtime); 746 final int N = pool.size(); 747 for (int i=N-1; i>= 0; i--) { 748 final StopwatchTimer t = pool.get(i); 749 long heldTime = batteryRealtime - t.mUpdateTime; 750 if (heldTime > 0) { 751 t.mTotalTime += heldTime / N; 752 } 753 t.mUpdateTime = batteryRealtime; 754 } 755 } 756 757 @Override 758 protected long computeRunTimeLocked(long curBatteryRealtime) { 759 return mTotalTime + (mNesting > 0 760 ? (curBatteryRealtime - mUpdateTime) 761 / (mTimerPool != null ? mTimerPool.size() : 1) 762 : 0); 763 } 764 765 @Override 766 protected int computeCurrentCountLocked() { 767 return mCount; 768 } 769 770 void readSummaryFromParcelLocked(Parcel in) { 771 super.readSummaryFromParcelLocked(in); 772 mNesting = 0; 773 } 774 } 775 776 private final Map<String, KernelWakelockStats> readKernelWakelockStats() { 777 778 byte[] buffer = new byte[4096]; 779 int len; 780 781 try { 782 FileInputStream is = new FileInputStream("/proc/wakelocks"); 783 len = is.read(buffer); 784 is.close(); 785 786 if (len > 0) { 787 int i; 788 for (i=0; i<len; i++) { 789 if (buffer[i] == '\0') { 790 len = i; 791 break; 792 } 793 } 794 } 795 } catch (java.io.FileNotFoundException e) { 796 return null; 797 } catch (java.io.IOException e) { 798 return null; 799 } 800 801 return parseProcWakelocks(buffer, len); 802 } 803 804 private final Map<String, KernelWakelockStats> parseProcWakelocks( 805 byte[] wlBuffer, int len) { 806 String name; 807 int count; 808 long totalTime; 809 int startIndex, endIndex; 810 int numUpdatedWlNames = 0; 811 812 // Advance past the first line. 813 int i; 814 for (i = 0; i < len && wlBuffer[i] != '\n' && wlBuffer[i] != '\0'; i++); 815 startIndex = endIndex = i + 1; 816 817 synchronized(this) { 818 Map<String, KernelWakelockStats> m = mProcWakelockFileStats; 819 820 sKernelWakelockUpdateVersion++; 821 while (endIndex < len) { 822 for (endIndex=startIndex; 823 endIndex < len && wlBuffer[endIndex] != '\n' && wlBuffer[endIndex] != '\0'; 824 endIndex++); 825 endIndex++; // endIndex is an exclusive upper bound. 826 827 String[] nameStringArray = mProcWakelocksName; 828 long[] wlData = mProcWakelocksData; 829 Process.parseProcLine(wlBuffer, startIndex, endIndex, PROC_WAKELOCKS_FORMAT, 830 nameStringArray, wlData, null); 831 832 name = nameStringArray[0]; 833 count = (int) wlData[1]; 834 // convert nanoseconds to microseconds with rounding. 835 totalTime = (wlData[2] + 500) / 1000; 836 837 if (name.length() > 0) { 838 if (!m.containsKey(name)) { 839 m.put(name, new KernelWakelockStats(count, totalTime, 840 sKernelWakelockUpdateVersion)); 841 numUpdatedWlNames++; 842 } else { 843 KernelWakelockStats kwlStats = m.get(name); 844 if (kwlStats.mVersion == sKernelWakelockUpdateVersion) { 845 kwlStats.mCount += count; 846 kwlStats.mTotalTime += totalTime; 847 } else { 848 kwlStats.mCount = count; 849 kwlStats.mTotalTime = totalTime; 850 kwlStats.mVersion = sKernelWakelockUpdateVersion; 851 numUpdatedWlNames++; 852 } 853 } 854 } 855 startIndex = endIndex; 856 } 857 858 if (m.size() != numUpdatedWlNames) { 859 // Don't report old data. 860 Iterator<KernelWakelockStats> itr = m.values().iterator(); 861 while (itr.hasNext()) { 862 if (itr.next().mVersion != sKernelWakelockUpdateVersion) { 863 itr.remove(); 864 } 865 } 866 } 867 return m; 868 } 869 } 870 871 private class KernelWakelockStats { 872 public int mCount; 873 public long mTotalTime; 874 public int mVersion; 875 876 KernelWakelockStats(int count, long totalTime, int version) { 877 mCount = count; 878 mTotalTime = totalTime; 879 mVersion = version; 880 } 881 } 882 883 /* 884 * Get the KernelWakelockTimer associated with name, and create a new one if one 885 * doesn't already exist. 886 */ 887 public SamplingTimer getKernelWakelockTimerLocked(String name) { 888 SamplingTimer kwlt = mKernelWakelockStats.get(name); 889 if (kwlt == null) { 890 kwlt = new SamplingTimer(mUnpluggables, mOnBatteryInternal, 891 true /* track reported values */); 892 mKernelWakelockStats.put(name, kwlt); 893 } 894 return kwlt; 895 } 896 897 public void doUnplug(long batteryUptime, long batteryRealtime) { 898 for (int iu = mUidStats.size() - 1; iu >= 0; iu--) { 899 Uid u = mUidStats.valueAt(iu); 900 u.mStartedTcpBytesReceived = NetStat.getUidRxBytes(u.mUid); 901 u.mStartedTcpBytesSent = NetStat.getUidTxBytes(u.mUid); 902 u.mTcpBytesReceivedAtLastUnplug = u.mCurrentTcpBytesReceived; 903 u.mTcpBytesSentAtLastUnplug = u.mCurrentTcpBytesSent; 904 } 905 for (int i = mUnpluggables.size() - 1; i >= 0; i--) { 906 mUnpluggables.get(i).unplug(batteryUptime, batteryRealtime); 907 } 908 } 909 910 public void doPlug(long batteryUptime, long batteryRealtime) { 911 for (int iu = mUidStats.size() - 1; iu >= 0; iu--) { 912 Uid u = mUidStats.valueAt(iu); 913 if (u.mStartedTcpBytesReceived >= 0) { 914 u.mCurrentTcpBytesReceived = u.computeCurrentTcpBytesReceived(); 915 u.mStartedTcpBytesReceived = -1; 916 } 917 if (u.mStartedTcpBytesSent >= 0) { 918 u.mCurrentTcpBytesSent = u.computeCurrentTcpBytesSent(); 919 u.mStartedTcpBytesSent = -1; 920 } 921 } 922 for (int i = mUnpluggables.size() - 1; i >= 0; i--) { 923 mUnpluggables.get(i).plug(batteryUptime, batteryRealtime); 924 } 925 } 926 927 public void noteStartGps(int uid) { 928 mUidStats.get(uid).noteStartGps(); 929 } 930 931 public void noteStopGps(int uid) { 932 mUidStats.get(uid).noteStopGps(); 933 } 934 935 public void noteScreenOnLocked() { 936 if (!mScreenOn) { 937 mScreenOn = true; 938 mScreenOnTimer.startRunningLocked(this); 939 if (mScreenBrightnessBin >= 0) { 940 mScreenBrightnessTimer[mScreenBrightnessBin].startRunningLocked(this); 941 } 942 } 943 } 944 945 public void noteScreenOffLocked() { 946 if (mScreenOn) { 947 mScreenOn = false; 948 mScreenOnTimer.stopRunningLocked(this); 949 if (mScreenBrightnessBin >= 0) { 950 mScreenBrightnessTimer[mScreenBrightnessBin].stopRunningLocked(this); 951 } 952 } 953 } 954 955 public void noteScreenBrightnessLocked(int brightness) { 956 // Bin the brightness. 957 int bin = brightness / (256/NUM_SCREEN_BRIGHTNESS_BINS); 958 if (bin < 0) bin = 0; 959 else if (bin >= NUM_SCREEN_BRIGHTNESS_BINS) bin = NUM_SCREEN_BRIGHTNESS_BINS-1; 960 if (mScreenBrightnessBin != bin) { 961 if (mScreenOn) { 962 if (mScreenBrightnessBin >= 0) { 963 mScreenBrightnessTimer[mScreenBrightnessBin].stopRunningLocked(this); 964 } 965 mScreenBrightnessTimer[bin].startRunningLocked(this); 966 } 967 mScreenBrightnessBin = bin; 968 } 969 } 970 971 public void noteInputEventLocked() { 972 mInputEventCounter.stepLocked(); 973 } 974 975 public void noteUserActivityLocked(int uid, int event) { 976 Uid u = mUidStats.get(uid); 977 if (u != null) { 978 u.noteUserActivityLocked(event); 979 } 980 } 981 982 public void notePhoneOnLocked() { 983 if (!mPhoneOn) { 984 mPhoneOn = true; 985 mPhoneOnTimer.startRunningLocked(this); 986 } 987 } 988 989 public void notePhoneOffLocked() { 990 if (mPhoneOn) { 991 mPhoneOn = false; 992 mPhoneOnTimer.stopRunningLocked(this); 993 } 994 } 995 996 public void notePhoneSignalStrengthLocked(SignalStrength signalStrength) { 997 // Bin the strength. 998 int bin; 999 1000 if (!signalStrength.isGsm()) { 1001 int dBm = signalStrength.getCdmaDbm(); 1002 if (dBm >= -75) bin = SIGNAL_STRENGTH_NONE_OR_UNKNOWN; 1003 else if (dBm >= -85) bin = SIGNAL_STRENGTH_GREAT; 1004 else if (dBm >= -95) bin = SIGNAL_STRENGTH_GOOD; 1005 else if (dBm >= -100) bin = SIGNAL_STRENGTH_MODERATE; 1006 else bin = SIGNAL_STRENGTH_POOR; 1007 } else { 1008 int asu = signalStrength.getGsmSignalStrength(); 1009 if (asu < 0 || asu >= 99) bin = SIGNAL_STRENGTH_NONE_OR_UNKNOWN; 1010 else if (asu >= 16) bin = SIGNAL_STRENGTH_GREAT; 1011 else if (asu >= 8) bin = SIGNAL_STRENGTH_GOOD; 1012 else if (asu >= 4) bin = SIGNAL_STRENGTH_MODERATE; 1013 else bin = SIGNAL_STRENGTH_POOR; 1014 } 1015 if (mPhoneSignalStrengthBin != bin) { 1016 if (mPhoneSignalStrengthBin >= 0) { 1017 mPhoneSignalStrengthsTimer[mPhoneSignalStrengthBin].stopRunningLocked(this); 1018 } 1019 mPhoneSignalStrengthBin = bin; 1020 mPhoneSignalStrengthsTimer[bin].startRunningLocked(this); 1021 } 1022 } 1023 1024 public void notePhoneDataConnectionStateLocked(int dataType, boolean hasData) { 1025 int bin = DATA_CONNECTION_NONE; 1026 if (hasData) { 1027 switch (dataType) { 1028 case TelephonyManager.NETWORK_TYPE_EDGE: 1029 bin = DATA_CONNECTION_EDGE; 1030 break; 1031 case TelephonyManager.NETWORK_TYPE_GPRS: 1032 bin = DATA_CONNECTION_GPRS; 1033 break; 1034 case TelephonyManager.NETWORK_TYPE_UMTS: 1035 bin = DATA_CONNECTION_UMTS; 1036 break; 1037 default: 1038 bin = DATA_CONNECTION_OTHER; 1039 break; 1040 } 1041 } 1042 if (mPhoneDataConnectionType != bin) { 1043 if (mPhoneDataConnectionType >= 0) { 1044 mPhoneDataConnectionsTimer[mPhoneDataConnectionType].stopRunningLocked(this); 1045 } 1046 mPhoneDataConnectionType = bin; 1047 mPhoneDataConnectionsTimer[bin].startRunningLocked(this); 1048 } 1049 } 1050 1051 public void noteWifiOnLocked(int uid) { 1052 if (!mWifiOn) { 1053 mWifiOn = true; 1054 mWifiOnTimer.startRunningLocked(this); 1055 } 1056 if (mWifiOnUid != uid) { 1057 if (mWifiOnUid >= 0) { 1058 Uid u = mUidStats.get(mWifiOnUid); 1059 if (u != null) { 1060 u.noteWifiTurnedOffLocked(); 1061 } 1062 } 1063 mWifiOnUid = uid; 1064 Uid u = mUidStats.get(uid); 1065 if (u != null) { 1066 u.noteWifiTurnedOnLocked(); 1067 } 1068 } 1069 } 1070 1071 public void noteWifiOffLocked(int uid) { 1072 if (mWifiOn) { 1073 mWifiOn = false; 1074 mWifiOnTimer.stopRunningLocked(this); 1075 } 1076 if (mWifiOnUid >= 0) { 1077 Uid u = mUidStats.get(mWifiOnUid); 1078 if (u != null) { 1079 u.noteWifiTurnedOffLocked(); 1080 } 1081 mWifiOnUid = -1; 1082 } 1083 } 1084 1085 public void noteAudioOnLocked(int uid) { 1086 if (!mAudioOn) { 1087 mAudioOn = true; 1088 mAudioOnTimer.startRunningLocked(this); 1089 } 1090 Uid u = mUidStats.get(uid); 1091 if (u != null) { 1092 u.noteAudioTurnedOnLocked(); 1093 } 1094 } 1095 1096 public void noteAudioOffLocked(int uid) { 1097 if (mAudioOn) { 1098 mAudioOn = false; 1099 mAudioOnTimer.stopRunningLocked(this); 1100 } 1101 Uid u = mUidStats.get(uid); 1102 if (u != null) { 1103 u.noteAudioTurnedOffLocked(); 1104 } 1105 } 1106 1107 public void noteVideoOnLocked(int uid) { 1108 if (!mVideoOn) { 1109 mVideoOn = true; 1110 mVideoOnTimer.startRunningLocked(this); 1111 } 1112 Uid u = mUidStats.get(uid); 1113 if (u != null) { 1114 u.noteVideoTurnedOnLocked(); 1115 } 1116 } 1117 1118 public void noteVideoOffLocked(int uid) { 1119 if (mVideoOn) { 1120 mVideoOn = false; 1121 mVideoOnTimer.stopRunningLocked(this); 1122 } 1123 Uid u = mUidStats.get(uid); 1124 if (u != null) { 1125 u.noteVideoTurnedOffLocked(); 1126 } 1127 } 1128 1129 public void noteWifiRunningLocked() { 1130 if (!mWifiRunning) { 1131 mWifiRunning = true; 1132 mWifiRunningTimer.startRunningLocked(this); 1133 } 1134 } 1135 1136 public void noteWifiStoppedLocked() { 1137 if (mWifiRunning) { 1138 mWifiRunning = false; 1139 mWifiRunningTimer.stopRunningLocked(this); 1140 } 1141 } 1142 1143 public void noteBluetoothOnLocked() { 1144 if (!mBluetoothOn) { 1145 mBluetoothOn = true; 1146 mBluetoothOnTimer.startRunningLocked(this); 1147 } 1148 } 1149 1150 public void noteBluetoothOffLocked() { 1151 if (mBluetoothOn) { 1152 mBluetoothOn = false; 1153 mBluetoothOnTimer.stopRunningLocked(this); 1154 } 1155 } 1156 1157 public void noteFullWifiLockAcquiredLocked(int uid) { 1158 Uid u = mUidStats.get(uid); 1159 if (u != null) { 1160 u.noteFullWifiLockAcquiredLocked(); 1161 } 1162 } 1163 1164 public void noteFullWifiLockReleasedLocked(int uid) { 1165 Uid u = mUidStats.get(uid); 1166 if (u != null) { 1167 u.noteFullWifiLockReleasedLocked(); 1168 } 1169 } 1170 1171 public void noteScanWifiLockAcquiredLocked(int uid) { 1172 Uid u = mUidStats.get(uid); 1173 if (u != null) { 1174 u.noteScanWifiLockAcquiredLocked(); 1175 } 1176 } 1177 1178 public void noteScanWifiLockReleasedLocked(int uid) { 1179 Uid u = mUidStats.get(uid); 1180 if (u != null) { 1181 u.noteScanWifiLockReleasedLocked(); 1182 } 1183 } 1184 1185 public void noteWifiMulticastEnabledLocked(int uid) { 1186 Uid u = mUidStats.get(uid); 1187 if (u != null) { 1188 u.noteWifiMulticastEnabledLocked(); 1189 } 1190 } 1191 1192 public void noteWifiMulticastDisabledLocked(int uid) { 1193 Uid u = mUidStats.get(uid); 1194 if (u != null) { 1195 u.noteWifiMulticastDisabledLocked(); 1196 } 1197 } 1198 1199 @Override public long getScreenOnTime(long batteryRealtime, int which) { 1200 return mScreenOnTimer.getTotalTimeLocked(batteryRealtime, which); 1201 } 1202 1203 @Override public long getScreenBrightnessTime(int brightnessBin, 1204 long batteryRealtime, int which) { 1205 return mScreenBrightnessTimer[brightnessBin].getTotalTimeLocked( 1206 batteryRealtime, which); 1207 } 1208 1209 @Override public int getInputEventCount(int which) { 1210 return mInputEventCounter.getCountLocked(which); 1211 } 1212 1213 @Override public long getPhoneOnTime(long batteryRealtime, int which) { 1214 return mPhoneOnTimer.getTotalTimeLocked(batteryRealtime, which); 1215 } 1216 1217 @Override public long getPhoneSignalStrengthTime(int strengthBin, 1218 long batteryRealtime, int which) { 1219 return mPhoneSignalStrengthsTimer[strengthBin].getTotalTimeLocked( 1220 batteryRealtime, which); 1221 } 1222 1223 @Override public int getPhoneSignalStrengthCount(int dataType, int which) { 1224 return mPhoneDataConnectionsTimer[dataType].getCountLocked(which); 1225 } 1226 1227 @Override public long getPhoneDataConnectionTime(int dataType, 1228 long batteryRealtime, int which) { 1229 return mPhoneDataConnectionsTimer[dataType].getTotalTimeLocked( 1230 batteryRealtime, which); 1231 } 1232 1233 @Override public int getPhoneDataConnectionCount(int dataType, int which) { 1234 return mPhoneDataConnectionsTimer[dataType].getCountLocked(which); 1235 } 1236 1237 @Override public long getWifiOnTime(long batteryRealtime, int which) { 1238 return mWifiOnTimer.getTotalTimeLocked(batteryRealtime, which); 1239 } 1240 1241 @Override public long getWifiRunningTime(long batteryRealtime, int which) { 1242 return mWifiRunningTimer.getTotalTimeLocked(batteryRealtime, which); 1243 } 1244 1245 @Override public long getBluetoothOnTime(long batteryRealtime, int which) { 1246 return mBluetoothOnTimer.getTotalTimeLocked(batteryRealtime, which); 1247 } 1248 1249 @Override public boolean getIsOnBattery() { 1250 return mOnBattery; 1251 } 1252 1253 @Override public SparseArray<? extends BatteryStats.Uid> getUidStats() { 1254 return mUidStats; 1255 } 1256 1257 /** 1258 * The statistics associated with a particular uid. 1259 */ 1260 public final class Uid extends BatteryStats.Uid { 1261 1262 final int mUid; 1263 long mLoadedTcpBytesReceived; 1264 long mLoadedTcpBytesSent; 1265 long mCurrentTcpBytesReceived; 1266 long mCurrentTcpBytesSent; 1267 long mTcpBytesReceivedAtLastUnplug; 1268 long mTcpBytesSentAtLastUnplug; 1269 1270 // These are not saved/restored when parcelling, since we want 1271 // to return from the parcel with a snapshot of the state. 1272 long mStartedTcpBytesReceived = -1; 1273 long mStartedTcpBytesSent = -1; 1274 1275 boolean mWifiTurnedOn; 1276 StopwatchTimer mWifiTurnedOnTimer; 1277 1278 boolean mFullWifiLockOut; 1279 StopwatchTimer mFullWifiLockTimer; 1280 1281 boolean mScanWifiLockOut; 1282 StopwatchTimer mScanWifiLockTimer; 1283 1284 boolean mWifiMulticastEnabled; 1285 StopwatchTimer mWifiMulticastTimer; 1286 1287 boolean mAudioTurnedOn; 1288 StopwatchTimer mAudioTurnedOnTimer; 1289 1290 boolean mVideoTurnedOn; 1291 StopwatchTimer mVideoTurnedOnTimer; 1292 1293 Counter[] mUserActivityCounters; 1294 1295 /** 1296 * The statistics we have collected for this uid's wake locks. 1297 */ 1298 final HashMap<String, Wakelock> mWakelockStats = new HashMap<String, Wakelock>(); 1299 1300 /** 1301 * The statistics we have collected for this uid's sensor activations. 1302 */ 1303 final HashMap<Integer, Sensor> mSensorStats = new HashMap<Integer, Sensor>(); 1304 1305 /** 1306 * The statistics we have collected for this uid's processes. 1307 */ 1308 final HashMap<String, Proc> mProcessStats = new HashMap<String, Proc>(); 1309 1310 /** 1311 * The statistics we have collected for this uid's processes. 1312 */ 1313 final HashMap<String, Pkg> mPackageStats = new HashMap<String, Pkg>(); 1314 1315 public Uid(int uid) { 1316 mUid = uid; 1317 mWifiTurnedOnTimer = new StopwatchTimer(WIFI_TURNED_ON, null, mUnpluggables); 1318 mFullWifiLockTimer = new StopwatchTimer(FULL_WIFI_LOCK, null, mUnpluggables); 1319 mScanWifiLockTimer = new StopwatchTimer(SCAN_WIFI_LOCK, null, mUnpluggables); 1320 mWifiMulticastTimer = new StopwatchTimer(WIFI_MULTICAST_ENABLED, 1321 null, mUnpluggables); 1322 mAudioTurnedOnTimer = new StopwatchTimer(AUDIO_TURNED_ON, null, mUnpluggables); 1323 mVideoTurnedOnTimer = new StopwatchTimer(VIDEO_TURNED_ON, null, mUnpluggables); 1324 } 1325 1326 @Override 1327 public Map<String, ? extends BatteryStats.Uid.Wakelock> getWakelockStats() { 1328 return mWakelockStats; 1329 } 1330 1331 @Override 1332 public Map<Integer, ? extends BatteryStats.Uid.Sensor> getSensorStats() { 1333 return mSensorStats; 1334 } 1335 1336 @Override 1337 public Map<String, ? extends BatteryStats.Uid.Proc> getProcessStats() { 1338 return mProcessStats; 1339 } 1340 1341 @Override 1342 public Map<String, ? extends BatteryStats.Uid.Pkg> getPackageStats() { 1343 return mPackageStats; 1344 } 1345 1346 public int getUid() { 1347 return mUid; 1348 } 1349 1350 public long getTcpBytesReceived(int which) { 1351 if (which == STATS_LAST) { 1352 return mLoadedTcpBytesReceived; 1353 } else { 1354 long current = computeCurrentTcpBytesReceived(); 1355 if (which == STATS_UNPLUGGED) { 1356 current -= mTcpBytesReceivedAtLastUnplug; 1357 } else if (which == STATS_TOTAL) { 1358 current += mLoadedTcpBytesReceived; 1359 } 1360 return current; 1361 } 1362 } 1363 1364 public long computeCurrentTcpBytesReceived() { 1365 return mCurrentTcpBytesReceived + (mStartedTcpBytesReceived >= 0 1366 ? (NetStat.getUidRxBytes(mUid) - mStartedTcpBytesReceived) : 0); 1367 } 1368 1369 public long getTcpBytesSent(int which) { 1370 if (which == STATS_LAST) { 1371 return mLoadedTcpBytesSent; 1372 } else { 1373 long current = computeCurrentTcpBytesSent(); 1374 if (which == STATS_UNPLUGGED) { 1375 current -= mTcpBytesSentAtLastUnplug; 1376 } else if (which == STATS_TOTAL) { 1377 current += mLoadedTcpBytesSent; 1378 } 1379 return current; 1380 } 1381 } 1382 1383 @Override 1384 public void noteWifiTurnedOnLocked() { 1385 if (!mWifiTurnedOn) { 1386 mWifiTurnedOn = true; 1387 mWifiTurnedOnTimer.startRunningLocked(BatteryStatsImpl.this); 1388 } 1389 } 1390 1391 @Override 1392 public void noteWifiTurnedOffLocked() { 1393 if (mWifiTurnedOn) { 1394 mWifiTurnedOn = false; 1395 mWifiTurnedOnTimer.stopRunningLocked(BatteryStatsImpl.this); 1396 } 1397 } 1398 1399 @Override 1400 public void noteFullWifiLockAcquiredLocked() { 1401 if (!mFullWifiLockOut) { 1402 mFullWifiLockOut = true; 1403 mFullWifiLockTimer.startRunningLocked(BatteryStatsImpl.this); 1404 } 1405 } 1406 1407 @Override 1408 public void noteVideoTurnedOnLocked() { 1409 if (!mVideoTurnedOn) { 1410 mVideoTurnedOn = true; 1411 mVideoTurnedOnTimer.startRunningLocked(BatteryStatsImpl.this); 1412 } 1413 } 1414 1415 @Override 1416 public void noteVideoTurnedOffLocked() { 1417 if (mVideoTurnedOn) { 1418 mVideoTurnedOn = false; 1419 mVideoTurnedOnTimer.stopRunningLocked(BatteryStatsImpl.this); 1420 } 1421 } 1422 1423 @Override 1424 public void noteAudioTurnedOnLocked() { 1425 if (!mAudioTurnedOn) { 1426 mAudioTurnedOn = true; 1427 mAudioTurnedOnTimer.startRunningLocked(BatteryStatsImpl.this); 1428 } 1429 } 1430 1431 @Override 1432 public void noteAudioTurnedOffLocked() { 1433 if (mAudioTurnedOn) { 1434 mAudioTurnedOn = false; 1435 mAudioTurnedOnTimer.stopRunningLocked(BatteryStatsImpl.this); 1436 } 1437 } 1438 1439 @Override 1440 public void noteFullWifiLockReleasedLocked() { 1441 if (mFullWifiLockOut) { 1442 mFullWifiLockOut = false; 1443 mFullWifiLockTimer.stopRunningLocked(BatteryStatsImpl.this); 1444 } 1445 } 1446 1447 @Override 1448 public void noteScanWifiLockAcquiredLocked() { 1449 if (!mScanWifiLockOut) { 1450 mScanWifiLockOut = true; 1451 mScanWifiLockTimer.startRunningLocked(BatteryStatsImpl.this); 1452 } 1453 } 1454 1455 @Override 1456 public void noteScanWifiLockReleasedLocked() { 1457 if (mScanWifiLockOut) { 1458 mScanWifiLockOut = false; 1459 mScanWifiLockTimer.stopRunningLocked(BatteryStatsImpl.this); 1460 } 1461 } 1462 1463 @Override 1464 public void noteWifiMulticastEnabledLocked() { 1465 if (!mWifiMulticastEnabled) { 1466 mWifiMulticastEnabled = true; 1467 mWifiMulticastTimer.startRunningLocked(BatteryStatsImpl.this); 1468 } 1469 } 1470 1471 @Override 1472 public void noteWifiMulticastDisabledLocked() { 1473 if (mWifiMulticastEnabled) { 1474 mWifiMulticastEnabled = false; 1475 mWifiMulticastTimer.stopRunningLocked(BatteryStatsImpl.this); 1476 } 1477 } 1478 1479 @Override 1480 public long getWifiTurnedOnTime(long batteryRealtime, int which) { 1481 return mWifiTurnedOnTimer.getTotalTimeLocked(batteryRealtime, which); 1482 } 1483 1484 @Override 1485 public long getAudioTurnedOnTime(long batteryRealtime, int which) { 1486 return mAudioTurnedOnTimer.getTotalTimeLocked(batteryRealtime, which); 1487 } 1488 1489 @Override 1490 public long getVideoTurnedOnTime(long batteryRealtime, int which) { 1491 return mVideoTurnedOnTimer.getTotalTimeLocked(batteryRealtime, which); 1492 } 1493 1494 @Override 1495 public long getFullWifiLockTime(long batteryRealtime, int which) { 1496 return mFullWifiLockTimer.getTotalTimeLocked(batteryRealtime, which); 1497 } 1498 1499 @Override 1500 public long getScanWifiLockTime(long batteryRealtime, int which) { 1501 return mScanWifiLockTimer.getTotalTimeLocked(batteryRealtime, which); 1502 } 1503 1504 @Override 1505 public long getWifiMulticastTime(long batteryRealtime, int which) { 1506 return mWifiMulticastTimer.getTotalTimeLocked(batteryRealtime, 1507 which); 1508 } 1509 1510 @Override 1511 public void noteUserActivityLocked(int type) { 1512 if (mUserActivityCounters == null) { 1513 initUserActivityLocked(); 1514 } 1515 if (type < 0) type = 0; 1516 else if (type >= NUM_USER_ACTIVITY_TYPES) type = NUM_USER_ACTIVITY_TYPES-1; 1517 mUserActivityCounters[type].stepLocked(); 1518 } 1519 1520 @Override 1521 public boolean hasUserActivity() { 1522 return mUserActivityCounters != null; 1523 } 1524 1525 @Override 1526 public int getUserActivityCount(int type, int which) { 1527 if (mUserActivityCounters == null) { 1528 return 0; 1529 } 1530 return mUserActivityCounters[type].getCountLocked(which); 1531 } 1532 1533 void initUserActivityLocked() { 1534 mUserActivityCounters = new Counter[NUM_USER_ACTIVITY_TYPES]; 1535 for (int i=0; i<NUM_USER_ACTIVITY_TYPES; i++) { 1536 mUserActivityCounters[i] = new Counter(mUnpluggables); 1537 } 1538 } 1539 1540 public long computeCurrentTcpBytesSent() { 1541 return mCurrentTcpBytesSent + (mStartedTcpBytesSent >= 0 1542 ? (NetStat.getUidTxBytes(mUid) - mStartedTcpBytesSent) : 0); 1543 } 1544 1545 void writeToParcelLocked(Parcel out, long batteryRealtime) { 1546 out.writeInt(mWakelockStats.size()); 1547 for (Map.Entry<String, Uid.Wakelock> wakelockEntry : mWakelockStats.entrySet()) { 1548 out.writeString(wakelockEntry.getKey()); 1549 Uid.Wakelock wakelock = wakelockEntry.getValue(); 1550 wakelock.writeToParcelLocked(out, batteryRealtime); 1551 } 1552 1553 out.writeInt(mSensorStats.size()); 1554 for (Map.Entry<Integer, Uid.Sensor> sensorEntry : mSensorStats.entrySet()) { 1555 out.writeInt(sensorEntry.getKey()); 1556 Uid.Sensor sensor = sensorEntry.getValue(); 1557 sensor.writeToParcelLocked(out, batteryRealtime); 1558 } 1559 1560 out.writeInt(mProcessStats.size()); 1561 for (Map.Entry<String, Uid.Proc> procEntry : mProcessStats.entrySet()) { 1562 out.writeString(procEntry.getKey()); 1563 Uid.Proc proc = procEntry.getValue(); 1564 proc.writeToParcelLocked(out); 1565 } 1566 1567 out.writeInt(mPackageStats.size()); 1568 for (Map.Entry<String, Uid.Pkg> pkgEntry : mPackageStats.entrySet()) { 1569 out.writeString(pkgEntry.getKey()); 1570 Uid.Pkg pkg = pkgEntry.getValue(); 1571 pkg.writeToParcelLocked(out); 1572 } 1573 1574 out.writeLong(mLoadedTcpBytesReceived); 1575 out.writeLong(mLoadedTcpBytesSent); 1576 out.writeLong(computeCurrentTcpBytesReceived()); 1577 out.writeLong(computeCurrentTcpBytesSent()); 1578 out.writeLong(mTcpBytesReceivedAtLastUnplug); 1579 out.writeLong(mTcpBytesSentAtLastUnplug); 1580 mWifiTurnedOnTimer.writeToParcel(out, batteryRealtime); 1581 mFullWifiLockTimer.writeToParcel(out, batteryRealtime); 1582 mAudioTurnedOnTimer.writeToParcel(out, batteryRealtime); 1583 mVideoTurnedOnTimer.writeToParcel(out, batteryRealtime); 1584 mScanWifiLockTimer.writeToParcel(out, batteryRealtime); 1585 mWifiMulticastTimer.writeToParcel(out, batteryRealtime); 1586 if (mUserActivityCounters == null) { 1587 out.writeInt(0); 1588 } else { 1589 out.writeInt(1); 1590 for (int i=0; i<NUM_USER_ACTIVITY_TYPES; i++) { 1591 mUserActivityCounters[i].writeToParcel(out); 1592 } 1593 } 1594 } 1595 1596 void readFromParcelLocked(ArrayList<Unpluggable> unpluggables, Parcel in) { 1597 int numWakelocks = in.readInt(); 1598 mWakelockStats.clear(); 1599 for (int j = 0; j < numWakelocks; j++) { 1600 String wakelockName = in.readString(); 1601 Uid.Wakelock wakelock = new Wakelock(); 1602 wakelock.readFromParcelLocked(unpluggables, in); 1603 mWakelockStats.put(wakelockName, wakelock); 1604 } 1605 1606 int numSensors = in.readInt(); 1607 mSensorStats.clear(); 1608 for (int k = 0; k < numSensors; k++) { 1609 int sensorNumber = in.readInt(); 1610 Uid.Sensor sensor = new Sensor(sensorNumber); 1611 sensor.readFromParcelLocked(mUnpluggables, in); 1612 mSensorStats.put(sensorNumber, sensor); 1613 } 1614 1615 int numProcs = in.readInt(); 1616 mProcessStats.clear(); 1617 for (int k = 0; k < numProcs; k++) { 1618 String processName = in.readString(); 1619 Uid.Proc proc = new Proc(); 1620 proc.readFromParcelLocked(in); 1621 mProcessStats.put(processName, proc); 1622 } 1623 1624 int numPkgs = in.readInt(); 1625 mPackageStats.clear(); 1626 for (int l = 0; l < numPkgs; l++) { 1627 String packageName = in.readString(); 1628 Uid.Pkg pkg = new Pkg(); 1629 pkg.readFromParcelLocked(in); 1630 mPackageStats.put(packageName, pkg); 1631 } 1632 1633 mLoadedTcpBytesReceived = in.readLong(); 1634 mLoadedTcpBytesSent = in.readLong(); 1635 mCurrentTcpBytesReceived = in.readLong(); 1636 mCurrentTcpBytesSent = in.readLong(); 1637 mTcpBytesReceivedAtLastUnplug = in.readLong(); 1638 mTcpBytesSentAtLastUnplug = in.readLong(); 1639 mWifiTurnedOn = false; 1640 mWifiTurnedOnTimer = new StopwatchTimer(WIFI_TURNED_ON, null, mUnpluggables, in); 1641 mFullWifiLockOut = false; 1642 mFullWifiLockTimer = new StopwatchTimer(FULL_WIFI_LOCK, null, mUnpluggables, in); 1643 mAudioTurnedOn = false; 1644 mAudioTurnedOnTimer = new StopwatchTimer(AUDIO_TURNED_ON, null, mUnpluggables, in); 1645 mVideoTurnedOn = false; 1646 mVideoTurnedOnTimer = new StopwatchTimer(VIDEO_TURNED_ON, null, mUnpluggables, in); 1647 mScanWifiLockOut = false; 1648 mScanWifiLockTimer = new StopwatchTimer(SCAN_WIFI_LOCK, null, mUnpluggables, in); 1649 mWifiMulticastEnabled = false; 1650 mWifiMulticastTimer = new StopwatchTimer(WIFI_MULTICAST_ENABLED, 1651 null, mUnpluggables, in); 1652 if (in.readInt() == 0) { 1653 mUserActivityCounters = null; 1654 } else { 1655 mUserActivityCounters = new Counter[NUM_USER_ACTIVITY_TYPES]; 1656 for (int i=0; i<NUM_USER_ACTIVITY_TYPES; i++) { 1657 mUserActivityCounters[i] = new Counter(mUnpluggables, in); 1658 } 1659 } 1660 } 1661 1662 /** 1663 * The statistics associated with a particular wake lock. 1664 */ 1665 public final class Wakelock extends BatteryStats.Uid.Wakelock { 1666 /** 1667 * How long (in ms) this uid has been keeping the device partially awake. 1668 */ 1669 StopwatchTimer mTimerPartial; 1670 1671 /** 1672 * How long (in ms) this uid has been keeping the device fully awake. 1673 */ 1674 StopwatchTimer mTimerFull; 1675 1676 /** 1677 * How long (in ms) this uid has had a window keeping the device awake. 1678 */ 1679 StopwatchTimer mTimerWindow; 1680 1681 /** 1682 * Reads a possibly null Timer from a Parcel. The timer is associated with the 1683 * proper timer pool from the given BatteryStatsImpl object. 1684 * 1685 * @param in the Parcel to be read from. 1686 * return a new Timer, or null. 1687 */ 1688 private StopwatchTimer readTimerFromParcel(int type, ArrayList<StopwatchTimer> pool, 1689 ArrayList<Unpluggable> unpluggables, Parcel in) { 1690 if (in.readInt() == 0) { 1691 return null; 1692 } 1693 1694 return new StopwatchTimer(type, pool, unpluggables, in); 1695 } 1696 1697 void readFromParcelLocked(ArrayList<Unpluggable> unpluggables, Parcel in) { 1698 mTimerPartial = readTimerFromParcel(WAKE_TYPE_PARTIAL, 1699 mPartialTimers, unpluggables, in); 1700 mTimerFull = readTimerFromParcel(WAKE_TYPE_FULL, 1701 mFullTimers, unpluggables, in); 1702 mTimerWindow = readTimerFromParcel(WAKE_TYPE_WINDOW, 1703 mWindowTimers, unpluggables, in); 1704 } 1705 1706 void writeToParcelLocked(Parcel out, long batteryRealtime) { 1707 Timer.writeTimerToParcel(out, mTimerPartial, batteryRealtime); 1708 Timer.writeTimerToParcel(out, mTimerFull, batteryRealtime); 1709 Timer.writeTimerToParcel(out, mTimerWindow, batteryRealtime); 1710 } 1711 1712 @Override 1713 public Timer getWakeTime(int type) { 1714 switch (type) { 1715 case WAKE_TYPE_FULL: return mTimerFull; 1716 case WAKE_TYPE_PARTIAL: return mTimerPartial; 1717 case WAKE_TYPE_WINDOW: return mTimerWindow; 1718 default: throw new IllegalArgumentException("type = " + type); 1719 } 1720 } 1721 } 1722 1723 public final class Sensor extends BatteryStats.Uid.Sensor { 1724 final int mHandle; 1725 StopwatchTimer mTimer; 1726 1727 public Sensor(int handle) { 1728 mHandle = handle; 1729 } 1730 1731 private StopwatchTimer readTimerFromParcel(ArrayList<Unpluggable> unpluggables, 1732 Parcel in) { 1733 if (in.readInt() == 0) { 1734 return null; 1735 } 1736 1737 ArrayList<StopwatchTimer> pool = mSensorTimers.get(mHandle); 1738 if (pool == null) { 1739 pool = new ArrayList<StopwatchTimer>(); 1740 mSensorTimers.put(mHandle, pool); 1741 } 1742 return new StopwatchTimer(0, pool, unpluggables, in); 1743 } 1744 1745 void readFromParcelLocked(ArrayList<Unpluggable> unpluggables, Parcel in) { 1746 mTimer = readTimerFromParcel(unpluggables, in); 1747 } 1748 1749 void writeToParcelLocked(Parcel out, long batteryRealtime) { 1750 Timer.writeTimerToParcel(out, mTimer, batteryRealtime); 1751 } 1752 1753 @Override 1754 public Timer getSensorTime() { 1755 return mTimer; 1756 } 1757 1758 public int getHandle() { 1759 return mHandle; 1760 } 1761 } 1762 1763 /** 1764 * The statistics associated with a particular process. 1765 */ 1766 public final class Proc extends BatteryStats.Uid.Proc implements Unpluggable { 1767 /** 1768 * Total time (in 1/100 sec) spent executing in user code. 1769 */ 1770 long mUserTime; 1771 1772 /** 1773 * Total time (in 1/100 sec) spent executing in kernel code. 1774 */ 1775 long mSystemTime; 1776 1777 /** 1778 * Number of times the process has been started. 1779 */ 1780 int mStarts; 1781 1782 /** 1783 * The amount of user time loaded from a previous save. 1784 */ 1785 long mLoadedUserTime; 1786 1787 /** 1788 * The amount of system time loaded from a previous save. 1789 */ 1790 long mLoadedSystemTime; 1791 1792 /** 1793 * The number of times the process has started from a previous save. 1794 */ 1795 int mLoadedStarts; 1796 1797 /** 1798 * The amount of user time loaded from the previous run. 1799 */ 1800 long mLastUserTime; 1801 1802 /** 1803 * The amount of system time loaded from the previous run. 1804 */ 1805 long mLastSystemTime; 1806 1807 /** 1808 * The number of times the process has started from the previous run. 1809 */ 1810 int mLastStarts; 1811 1812 /** 1813 * The amount of user time when last unplugged. 1814 */ 1815 long mUnpluggedUserTime; 1816 1817 /** 1818 * The amount of system time when last unplugged. 1819 */ 1820 long mUnpluggedSystemTime; 1821 1822 /** 1823 * The number of times the process has started before unplugged. 1824 */ 1825 int mUnpluggedStarts; 1826 1827 Proc() { 1828 mUnpluggables.add(this); 1829 } 1830 1831 public void unplug(long batteryUptime, long batteryRealtime) { 1832 mUnpluggedUserTime = mUserTime; 1833 mUnpluggedSystemTime = mSystemTime; 1834 mUnpluggedStarts = mStarts; 1835 } 1836 1837 public void plug(long batteryUptime, long batteryRealtime) { 1838 } 1839 1840 void writeToParcelLocked(Parcel out) { 1841 final long uSecRealtime = SystemClock.elapsedRealtime() * 1000; 1842 final long batteryRealtime = getBatteryRealtimeLocked(uSecRealtime); 1843 1844 out.writeLong(mUserTime); 1845 out.writeLong(mSystemTime); 1846 out.writeInt(mStarts); 1847 out.writeLong(mLoadedUserTime); 1848 out.writeLong(mLoadedSystemTime); 1849 out.writeInt(mLoadedStarts); 1850 out.writeLong(mLastUserTime); 1851 out.writeLong(mLastSystemTime); 1852 out.writeInt(mLastStarts); 1853 out.writeLong(mUnpluggedUserTime); 1854 out.writeLong(mUnpluggedSystemTime); 1855 out.writeInt(mUnpluggedStarts); 1856 } 1857 1858 void readFromParcelLocked(Parcel in) { 1859 mUserTime = in.readLong(); 1860 mSystemTime = in.readLong(); 1861 mStarts = in.readInt(); 1862 mLoadedUserTime = in.readLong(); 1863 mLoadedSystemTime = in.readLong(); 1864 mLoadedStarts = in.readInt(); 1865 mLastUserTime = in.readLong(); 1866 mLastSystemTime = in.readLong(); 1867 mLastStarts = in.readInt(); 1868 mUnpluggedUserTime = in.readLong(); 1869 mUnpluggedSystemTime = in.readLong(); 1870 mUnpluggedStarts = in.readInt(); 1871 } 1872 1873 public BatteryStatsImpl getBatteryStats() { 1874 return BatteryStatsImpl.this; 1875 } 1876 1877 public void addCpuTimeLocked(int utime, int stime) { 1878 mUserTime += utime; 1879 mSystemTime += stime; 1880 } 1881 1882 public void incStartsLocked() { 1883 mStarts++; 1884 } 1885 1886 @Override 1887 public long getUserTime(int which) { 1888 long val; 1889 if (which == STATS_LAST) { 1890 val = mLastUserTime; 1891 } else { 1892 val = mUserTime; 1893 if (which == STATS_CURRENT) { 1894 val -= mLoadedUserTime; 1895 } else if (which == STATS_UNPLUGGED) { 1896 val -= mUnpluggedUserTime; 1897 } 1898 } 1899 return val; 1900 } 1901 1902 @Override 1903 public long getSystemTime(int which) { 1904 long val; 1905 if (which == STATS_LAST) { 1906 val = mLastSystemTime; 1907 } else { 1908 val = mSystemTime; 1909 if (which == STATS_CURRENT) { 1910 val -= mLoadedSystemTime; 1911 } else if (which == STATS_UNPLUGGED) { 1912 val -= mUnpluggedSystemTime; 1913 } 1914 } 1915 return val; 1916 } 1917 1918 @Override 1919 public int getStarts(int which) { 1920 int val; 1921 if (which == STATS_LAST) { 1922 val = mLastStarts; 1923 } else { 1924 val = mStarts; 1925 if (which == STATS_CURRENT) { 1926 val -= mLoadedStarts; 1927 } else if (which == STATS_UNPLUGGED) { 1928 val -= mUnpluggedStarts; 1929 } 1930 } 1931 return val; 1932 } 1933 } 1934 1935 /** 1936 * The statistics associated with a particular package. 1937 */ 1938 public final class Pkg extends BatteryStats.Uid.Pkg implements Unpluggable { 1939 /** 1940 * Number of times this package has done something that could wake up the 1941 * device from sleep. 1942 */ 1943 int mWakeups; 1944 1945 /** 1946 * Number of things that could wake up the device loaded from a 1947 * previous save. 1948 */ 1949 int mLoadedWakeups; 1950 1951 /** 1952 * Number of things that could wake up the device as of the 1953 * last run. 1954 */ 1955 int mLastWakeups; 1956 1957 /** 1958 * Number of things that could wake up the device as of the 1959 * last run. 1960 */ 1961 int mUnpluggedWakeups; 1962 1963 /** 1964 * The statics we have collected for this package's services. 1965 */ 1966 final HashMap<String, Serv> mServiceStats = new HashMap<String, Serv>(); 1967 1968 Pkg() { 1969 mUnpluggables.add(this); 1970 } 1971 1972 public void unplug(long batteryUptime, long batteryRealtime) { 1973 mUnpluggedWakeups = mWakeups; 1974 } 1975 1976 public void plug(long batteryUptime, long batteryRealtime) { 1977 } 1978 1979 void readFromParcelLocked(Parcel in) { 1980 mWakeups = in.readInt(); 1981 mLoadedWakeups = in.readInt(); 1982 mLastWakeups = in.readInt(); 1983 mUnpluggedWakeups = in.readInt(); 1984 1985 int numServs = in.readInt(); 1986 mServiceStats.clear(); 1987 for (int m = 0; m < numServs; m++) { 1988 String serviceName = in.readString(); 1989 Uid.Pkg.Serv serv = new Serv(); 1990 mServiceStats.put(serviceName, serv); 1991 1992 serv.readFromParcelLocked(in); 1993 } 1994 } 1995 1996 void writeToParcelLocked(Parcel out) { 1997 out.writeInt(mWakeups); 1998 out.writeInt(mLoadedWakeups); 1999 out.writeInt(mLastWakeups); 2000 out.writeInt(mUnpluggedWakeups); 2001 2002 out.writeInt(mServiceStats.size()); 2003 for (Map.Entry<String, Uid.Pkg.Serv> servEntry : mServiceStats.entrySet()) { 2004 out.writeString(servEntry.getKey()); 2005 Uid.Pkg.Serv serv = servEntry.getValue(); 2006 2007 serv.writeToParcelLocked(out); 2008 } 2009 } 2010 2011 @Override 2012 public Map<String, ? extends BatteryStats.Uid.Pkg.Serv> getServiceStats() { 2013 return mServiceStats; 2014 } 2015 2016 @Override 2017 public int getWakeups(int which) { 2018 int val; 2019 if (which == STATS_LAST) { 2020 val = mLastWakeups; 2021 } else { 2022 val = mWakeups; 2023 if (which == STATS_CURRENT) { 2024 val -= mLoadedWakeups; 2025 } else if (which == STATS_UNPLUGGED) { 2026 val -= mUnpluggedWakeups; 2027 } 2028 } 2029 2030 return val; 2031 } 2032 2033 /** 2034 * The statistics associated with a particular service. 2035 */ 2036 public final class Serv extends BatteryStats.Uid.Pkg.Serv implements Unpluggable { 2037 /** 2038 * Total time (ms in battery uptime) the service has been left started. 2039 */ 2040 long mStartTime; 2041 2042 /** 2043 * If service has been started and not yet stopped, this is 2044 * when it was started. 2045 */ 2046 long mRunningSince; 2047 2048 /** 2049 * True if we are currently running. 2050 */ 2051 boolean mRunning; 2052 2053 /** 2054 * Total number of times startService() has been called. 2055 */ 2056 int mStarts; 2057 2058 /** 2059 * Total time (ms in battery uptime) the service has been left launched. 2060 */ 2061 long mLaunchedTime; 2062 2063 /** 2064 * If service has been launched and not yet exited, this is 2065 * when it was launched (ms in battery uptime). 2066 */ 2067 long mLaunchedSince; 2068 2069 /** 2070 * True if we are currently launched. 2071 */ 2072 boolean mLaunched; 2073 2074 /** 2075 * Total number times the service has been launched. 2076 */ 2077 int mLaunches; 2078 2079 /** 2080 * The amount of time spent started loaded from a previous save 2081 * (ms in battery uptime). 2082 */ 2083 long mLoadedStartTime; 2084 2085 /** 2086 * The number of starts loaded from a previous save. 2087 */ 2088 int mLoadedStarts; 2089 2090 /** 2091 * The number of launches loaded from a previous save. 2092 */ 2093 int mLoadedLaunches; 2094 2095 /** 2096 * The amount of time spent started as of the last run (ms 2097 * in battery uptime). 2098 */ 2099 long mLastStartTime; 2100 2101 /** 2102 * The number of starts as of the last run. 2103 */ 2104 int mLastStarts; 2105 2106 /** 2107 * The number of launches as of the last run. 2108 */ 2109 int mLastLaunches; 2110 2111 /** 2112 * The amount of time spent started when last unplugged (ms 2113 * in battery uptime). 2114 */ 2115 long mUnpluggedStartTime; 2116 2117 /** 2118 * The number of starts when last unplugged. 2119 */ 2120 int mUnpluggedStarts; 2121 2122 /** 2123 * The number of launches when last unplugged. 2124 */ 2125 int mUnpluggedLaunches; 2126 2127 Serv() { 2128 mUnpluggables.add(this); 2129 } 2130 2131 public void unplug(long batteryUptime, long batteryRealtime) { 2132 mUnpluggedStartTime = getStartTimeToNowLocked(batteryUptime); 2133 mUnpluggedStarts = mStarts; 2134 mUnpluggedLaunches = mLaunches; 2135 } 2136 2137 public void plug(long batteryUptime, long batteryRealtime) { 2138 } 2139 2140 void readFromParcelLocked(Parcel in) { 2141 mStartTime = in.readLong(); 2142 mRunningSince = in.readLong(); 2143 mRunning = in.readInt() != 0; 2144 mStarts = in.readInt(); 2145 mLaunchedTime = in.readLong(); 2146 mLaunchedSince = in.readLong(); 2147 mLaunched = in.readInt() != 0; 2148 mLaunches = in.readInt(); 2149 mLoadedStartTime = in.readLong(); 2150 mLoadedStarts = in.readInt(); 2151 mLoadedLaunches = in.readInt(); 2152 mLastStartTime = in.readLong(); 2153 mLastStarts = in.readInt(); 2154 mLastLaunches = in.readInt(); 2155 mUnpluggedStartTime = in.readLong(); 2156 mUnpluggedStarts = in.readInt(); 2157 mUnpluggedLaunches = in.readInt(); 2158 } 2159 2160 void writeToParcelLocked(Parcel out) { 2161 out.writeLong(mStartTime); 2162 out.writeLong(mRunningSince); 2163 out.writeInt(mRunning ? 1 : 0); 2164 out.writeInt(mStarts); 2165 out.writeLong(mLaunchedTime); 2166 out.writeLong(mLaunchedSince); 2167 out.writeInt(mLaunched ? 1 : 0); 2168 out.writeInt(mLaunches); 2169 out.writeLong(mLoadedStartTime); 2170 out.writeInt(mLoadedStarts); 2171 out.writeInt(mLoadedLaunches); 2172 out.writeLong(mLastStartTime); 2173 out.writeInt(mLastStarts); 2174 out.writeInt(mLastLaunches); 2175 out.writeLong(mUnpluggedStartTime); 2176 out.writeInt(mUnpluggedStarts); 2177 out.writeInt(mUnpluggedLaunches); 2178 } 2179 2180 long getLaunchTimeToNowLocked(long batteryUptime) { 2181 if (!mLaunched) return mLaunchedTime; 2182 return mLaunchedTime + batteryUptime - mLaunchedSince; 2183 } 2184 2185 long getStartTimeToNowLocked(long batteryUptime) { 2186 if (!mRunning) return mStartTime; 2187 return mStartTime + batteryUptime - mRunningSince; 2188 } 2189 2190 public void startLaunchedLocked() { 2191 if (!mLaunched) { 2192 mLaunches++; 2193 mLaunchedSince = getBatteryUptimeLocked(); 2194 mLaunched = true; 2195 } 2196 } 2197 2198 public void stopLaunchedLocked() { 2199 if (mLaunched) { 2200 long time = getBatteryUptimeLocked() - mLaunchedSince; 2201 if (time > 0) { 2202 mLaunchedTime += time; 2203 } else { 2204 mLaunches--; 2205 } 2206 mLaunched = false; 2207 } 2208 } 2209 2210 public void startRunningLocked() { 2211 if (!mRunning) { 2212 mStarts++; 2213 mRunningSince = getBatteryUptimeLocked(); 2214 mRunning = true; 2215 } 2216 } 2217 2218 public void stopRunningLocked() { 2219 if (mRunning) { 2220 long time = getBatteryUptimeLocked() - mRunningSince; 2221 if (time > 0) { 2222 mStartTime += time; 2223 } else { 2224 mStarts--; 2225 } 2226 mRunning = false; 2227 } 2228 } 2229 2230 public BatteryStatsImpl getBatteryStats() { 2231 return BatteryStatsImpl.this; 2232 } 2233 2234 @Override 2235 public int getLaunches(int which) { 2236 int val; 2237 2238 if (which == STATS_LAST) { 2239 val = mLastLaunches; 2240 } else { 2241 val = mLaunches; 2242 if (which == STATS_CURRENT) { 2243 val -= mLoadedLaunches; 2244 } else if (which == STATS_UNPLUGGED) { 2245 val -= mUnpluggedLaunches; 2246 } 2247 } 2248 2249 return val; 2250 } 2251 2252 @Override 2253 public long getStartTime(long now, int which) { 2254 long val; 2255 if (which == STATS_LAST) { 2256 val = mLastStartTime; 2257 } else { 2258 val = getStartTimeToNowLocked(now); 2259 if (which == STATS_CURRENT) { 2260 val -= mLoadedStartTime; 2261 } else if (which == STATS_UNPLUGGED) { 2262 val -= mUnpluggedStartTime; 2263 } 2264 } 2265 2266 return val; 2267 } 2268 2269 @Override 2270 public int getStarts(int which) { 2271 int val; 2272 if (which == STATS_LAST) { 2273 val = mLastStarts; 2274 } else { 2275 val = mStarts; 2276 if (which == STATS_CURRENT) { 2277 val -= mLoadedStarts; 2278 } else if (which == STATS_UNPLUGGED) { 2279 val -= mUnpluggedStarts; 2280 } 2281 } 2282 2283 return val; 2284 } 2285 } 2286 2287 public BatteryStatsImpl getBatteryStats() { 2288 return BatteryStatsImpl.this; 2289 } 2290 2291 public void incWakeupsLocked() { 2292 mWakeups++; 2293 } 2294 2295 final Serv newServiceStatsLocked() { 2296 return new Serv(); 2297 } 2298 } 2299 2300 /** 2301 * Retrieve the statistics object for a particular process, creating 2302 * if needed. 2303 */ 2304 public Proc getProcessStatsLocked(String name) { 2305 Proc ps = mProcessStats.get(name); 2306 if (ps == null) { 2307 ps = new Proc(); 2308 mProcessStats.put(name, ps); 2309 } 2310 2311 return ps; 2312 } 2313 2314 /** 2315 * Retrieve the statistics object for a particular service, creating 2316 * if needed. 2317 */ 2318 public Pkg getPackageStatsLocked(String name) { 2319 Pkg ps = mPackageStats.get(name); 2320 if (ps == null) { 2321 ps = new Pkg(); 2322 mPackageStats.put(name, ps); 2323 } 2324 2325 return ps; 2326 } 2327 2328 /** 2329 * Retrieve the statistics object for a particular service, creating 2330 * if needed. 2331 */ 2332 public Pkg.Serv getServiceStatsLocked(String pkg, String serv) { 2333 Pkg ps = getPackageStatsLocked(pkg); 2334 Pkg.Serv ss = ps.mServiceStats.get(serv); 2335 if (ss == null) { 2336 ss = ps.newServiceStatsLocked(); 2337 ps.mServiceStats.put(serv, ss); 2338 } 2339 2340 return ss; 2341 } 2342 2343 public StopwatchTimer getWakeTimerLocked(String name, int type) { 2344 Wakelock wl = mWakelockStats.get(name); 2345 if (wl == null) { 2346 wl = new Wakelock(); 2347 mWakelockStats.put(name, wl); 2348 } 2349 StopwatchTimer t = null; 2350 switch (type) { 2351 case WAKE_TYPE_PARTIAL: 2352 t = wl.mTimerPartial; 2353 if (t == null) { 2354 t = new StopwatchTimer(WAKE_TYPE_PARTIAL, mPartialTimers, mUnpluggables); 2355 wl.mTimerPartial = t; 2356 } 2357 return t; 2358 case WAKE_TYPE_FULL: 2359 t = wl.mTimerFull; 2360 if (t == null) { 2361 t = new StopwatchTimer(WAKE_TYPE_FULL, mFullTimers, mUnpluggables); 2362 wl.mTimerFull = t; 2363 } 2364 return t; 2365 case WAKE_TYPE_WINDOW: 2366 t = wl.mTimerWindow; 2367 if (t == null) { 2368 t = new StopwatchTimer(WAKE_TYPE_WINDOW, mWindowTimers, mUnpluggables); 2369 wl.mTimerWindow = t; 2370 } 2371 return t; 2372 default: 2373 throw new IllegalArgumentException("type=" + type); 2374 } 2375 } 2376 2377 public StopwatchTimer getSensorTimerLocked(int sensor, boolean create) { 2378 Sensor se = mSensorStats.get(sensor); 2379 if (se == null) { 2380 if (!create) { 2381 return null; 2382 } 2383 se = new Sensor(sensor); 2384 mSensorStats.put(sensor, se); 2385 } 2386 StopwatchTimer t = se.mTimer; 2387 if (t != null) { 2388 return t; 2389 } 2390 ArrayList<StopwatchTimer> timers = mSensorTimers.get(sensor); 2391 if (timers == null) { 2392 timers = new ArrayList<StopwatchTimer>(); 2393 mSensorTimers.put(sensor, timers); 2394 } 2395 t = new StopwatchTimer(BatteryStats.SENSOR, timers, mUnpluggables); 2396 se.mTimer = t; 2397 return t; 2398 } 2399 2400 public void noteStartWakeLocked(String name, int type) { 2401 StopwatchTimer t = getWakeTimerLocked(name, type); 2402 if (t != null) { 2403 t.startRunningLocked(BatteryStatsImpl.this); 2404 } 2405 } 2406 2407 public void noteStopWakeLocked(String name, int type) { 2408 StopwatchTimer t = getWakeTimerLocked(name, type); 2409 if (t != null) { 2410 t.stopRunningLocked(BatteryStatsImpl.this); 2411 } 2412 } 2413 2414 public void noteStartSensor(int sensor) { 2415 StopwatchTimer t = getSensorTimerLocked(sensor, true); 2416 if (t != null) { 2417 t.startRunningLocked(BatteryStatsImpl.this); 2418 } 2419 } 2420 2421 public void noteStopSensor(int sensor) { 2422 // Don't create a timer if one doesn't already exist 2423 StopwatchTimer t = getSensorTimerLocked(sensor, false); 2424 if (t != null) { 2425 t.stopRunningLocked(BatteryStatsImpl.this); 2426 } 2427 } 2428 2429 public void noteStartGps() { 2430 StopwatchTimer t = getSensorTimerLocked(Sensor.GPS, true); 2431 if (t != null) { 2432 t.startRunningLocked(BatteryStatsImpl.this); 2433 } 2434 } 2435 2436 public void noteStopGps() { 2437 StopwatchTimer t = getSensorTimerLocked(Sensor.GPS, false); 2438 if (t != null) { 2439 t.stopRunningLocked(BatteryStatsImpl.this); 2440 } 2441 } 2442 2443 public BatteryStatsImpl getBatteryStats() { 2444 return BatteryStatsImpl.this; 2445 } 2446 } 2447 2448 public BatteryStatsImpl(String filename) { 2449 mFile = new File(filename); 2450 mBackupFile = new File(filename + ".bak"); 2451 mStartCount++; 2452 mScreenOnTimer = new StopwatchTimer(-1, null, mUnpluggables); 2453 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 2454 mScreenBrightnessTimer[i] = new StopwatchTimer(-100-i, null, mUnpluggables); 2455 } 2456 mInputEventCounter = new Counter(mUnpluggables); 2457 mPhoneOnTimer = new StopwatchTimer(-2, null, mUnpluggables); 2458 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 2459 mPhoneSignalStrengthsTimer[i] = new StopwatchTimer(-200-i, null, mUnpluggables); 2460 } 2461 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 2462 mPhoneDataConnectionsTimer[i] = new StopwatchTimer(-300-i, null, mUnpluggables); 2463 } 2464 mWifiOnTimer = new StopwatchTimer(-3, null, mUnpluggables); 2465 mWifiRunningTimer = new StopwatchTimer(-4, null, mUnpluggables); 2466 mBluetoothOnTimer = new StopwatchTimer(-5, null, mUnpluggables); 2467 mOnBattery = mOnBatteryInternal = false; 2468 mTrackBatteryPastUptime = 0; 2469 mTrackBatteryPastRealtime = 0; 2470 mUptimeStart = mTrackBatteryUptimeStart = SystemClock.uptimeMillis() * 1000; 2471 mRealtimeStart = mTrackBatteryRealtimeStart = SystemClock.elapsedRealtime() * 1000; 2472 mUnpluggedBatteryUptime = getBatteryUptimeLocked(mUptimeStart); 2473 mUnpluggedBatteryRealtime = getBatteryRealtimeLocked(mRealtimeStart); 2474 mDischargeStartLevel = 0; 2475 mDischargeCurrentLevel = 0; 2476 } 2477 2478 public BatteryStatsImpl(Parcel p) { 2479 mFile = mBackupFile = null; 2480 readFromParcel(p); 2481 } 2482 2483 @Override 2484 public int getStartCount() { 2485 return mStartCount; 2486 } 2487 2488 public boolean isOnBattery() { 2489 return mOnBattery; 2490 } 2491 2492 public void setOnBattery(boolean onBattery, int level) { 2493 synchronized(this) { 2494 updateKernelWakelocksLocked(); 2495 if (mOnBattery != onBattery) { 2496 mOnBattery = mOnBatteryInternal = onBattery; 2497 2498 long uptime = SystemClock.uptimeMillis() * 1000; 2499 long mSecRealtime = SystemClock.elapsedRealtime(); 2500 long realtime = mSecRealtime * 1000; 2501 if (onBattery) { 2502 mTrackBatteryUptimeStart = uptime; 2503 mTrackBatteryRealtimeStart = realtime; 2504 mUnpluggedBatteryUptime = getBatteryUptimeLocked(uptime); 2505 mUnpluggedBatteryRealtime = getBatteryRealtimeLocked(realtime); 2506 mDischargeCurrentLevel = mDischargeStartLevel = level; 2507 doUnplug(mUnpluggedBatteryUptime, mUnpluggedBatteryRealtime); 2508 } else { 2509 mTrackBatteryPastUptime += uptime - mTrackBatteryUptimeStart; 2510 mTrackBatteryPastRealtime += realtime - mTrackBatteryRealtimeStart; 2511 mDischargeCurrentLevel = level; 2512 doPlug(getBatteryUptimeLocked(uptime), getBatteryRealtimeLocked(realtime)); 2513 } 2514 if ((mLastWriteTime + (60 * 1000)) < mSecRealtime) { 2515 if (mFile != null) { 2516 writeLocked(); 2517 } 2518 } 2519 } 2520 } 2521 } 2522 2523 public void recordCurrentLevel(int level) { 2524 mDischargeCurrentLevel = level; 2525 } 2526 2527 public void updateKernelWakelocksLocked() { 2528 Map<String, KernelWakelockStats> m = readKernelWakelockStats(); 2529 2530 if (m == null) { 2531 // Not crashing might make board bringup easier. 2532 Log.w(TAG, "Couldn't get kernel wake lock stats"); 2533 return; 2534 } 2535 2536 for (Map.Entry<String, KernelWakelockStats> ent : m.entrySet()) { 2537 String name = ent.getKey(); 2538 KernelWakelockStats kws = ent.getValue(); 2539 2540 SamplingTimer kwlt = mKernelWakelockStats.get(name); 2541 if (kwlt == null) { 2542 kwlt = new SamplingTimer(mUnpluggables, mOnBatteryInternal, 2543 true /* track reported values */); 2544 mKernelWakelockStats.put(name, kwlt); 2545 } 2546 kwlt.updateCurrentReportedCount(kws.mCount); 2547 kwlt.updateCurrentReportedTotalTime(kws.mTotalTime); 2548 kwlt.setUpdateVersion(sKernelWakelockUpdateVersion); 2549 } 2550 2551 if (m.size() != mKernelWakelockStats.size()) { 2552 // Set timers to stale if they didn't appear in /proc/wakelocks this time. 2553 for (Map.Entry<String, SamplingTimer> ent : mKernelWakelockStats.entrySet()) { 2554 SamplingTimer st = ent.getValue(); 2555 if (st.getUpdateVersion() != sKernelWakelockUpdateVersion) { 2556 st.setStale(); 2557 } 2558 } 2559 } 2560 } 2561 2562 public long getAwakeTimeBattery() { 2563 return computeBatteryUptime(getBatteryUptimeLocked(), STATS_CURRENT); 2564 } 2565 2566 public long getAwakeTimePlugged() { 2567 return (SystemClock.uptimeMillis() * 1000) - getAwakeTimeBattery(); 2568 } 2569 2570 @Override 2571 public long computeUptime(long curTime, int which) { 2572 switch (which) { 2573 case STATS_TOTAL: return mUptime + (curTime-mUptimeStart); 2574 case STATS_LAST: return mLastUptime; 2575 case STATS_CURRENT: return (curTime-mUptimeStart); 2576 case STATS_UNPLUGGED: return (curTime-mTrackBatteryUptimeStart); 2577 } 2578 return 0; 2579 } 2580 2581 @Override 2582 public long computeRealtime(long curTime, int which) { 2583 switch (which) { 2584 case STATS_TOTAL: return mRealtime + (curTime-mRealtimeStart); 2585 case STATS_LAST: return mLastRealtime; 2586 case STATS_CURRENT: return (curTime-mRealtimeStart); 2587 case STATS_UNPLUGGED: return (curTime-mTrackBatteryRealtimeStart); 2588 } 2589 return 0; 2590 } 2591 2592 @Override 2593 public long computeBatteryUptime(long curTime, int which) { 2594 switch (which) { 2595 case STATS_TOTAL: 2596 return mBatteryUptime + getBatteryUptime(curTime); 2597 case STATS_LAST: 2598 return mBatteryLastUptime; 2599 case STATS_CURRENT: 2600 return getBatteryUptime(curTime); 2601 case STATS_UNPLUGGED: 2602 return getBatteryUptimeLocked(curTime) - mUnpluggedBatteryUptime; 2603 } 2604 return 0; 2605 } 2606 2607 @Override 2608 public long computeBatteryRealtime(long curTime, int which) { 2609 switch (which) { 2610 case STATS_TOTAL: 2611 return mBatteryRealtime + getBatteryRealtimeLocked(curTime); 2612 case STATS_LAST: 2613 return mBatteryLastRealtime; 2614 case STATS_CURRENT: 2615 return getBatteryRealtimeLocked(curTime); 2616 case STATS_UNPLUGGED: 2617 return getBatteryRealtimeLocked(curTime) - mUnpluggedBatteryRealtime; 2618 } 2619 return 0; 2620 } 2621 2622 long getBatteryUptimeLocked(long curTime) { 2623 long time = mTrackBatteryPastUptime; 2624 if (mOnBatteryInternal) { 2625 time += curTime - mTrackBatteryUptimeStart; 2626 } 2627 return time; 2628 } 2629 2630 long getBatteryUptimeLocked() { 2631 return getBatteryUptime(SystemClock.uptimeMillis() * 1000); 2632 } 2633 2634 @Override 2635 public long getBatteryUptime(long curTime) { 2636 return getBatteryUptimeLocked(curTime); 2637 } 2638 2639 long getBatteryRealtimeLocked(long curTime) { 2640 long time = mTrackBatteryPastRealtime; 2641 if (mOnBatteryInternal) { 2642 time += curTime - mTrackBatteryRealtimeStart; 2643 } 2644 return time; 2645 } 2646 2647 @Override 2648 public long getBatteryRealtime(long curTime) { 2649 return getBatteryRealtimeLocked(curTime); 2650 } 2651 2652 @Override 2653 public int getDischargeStartLevel() { 2654 synchronized(this) { 2655 return getDischargeStartLevelLocked(); 2656 } 2657 } 2658 2659 public int getDischargeStartLevelLocked() { 2660 return mDischargeStartLevel; 2661 } 2662 2663 @Override 2664 public int getDischargeCurrentLevel() { 2665 synchronized(this) { 2666 return getDischargeCurrentLevelLocked(); 2667 } 2668 } 2669 2670 public int getDischargeCurrentLevelLocked() { 2671 return mDischargeCurrentLevel; 2672 } 2673 2674 /** 2675 * Retrieve the statistics object for a particular uid, creating if needed. 2676 */ 2677 public Uid getUidStatsLocked(int uid) { 2678 Uid u = mUidStats.get(uid); 2679 if (u == null) { 2680 u = new Uid(uid); 2681 mUidStats.put(uid, u); 2682 } 2683 return u; 2684 } 2685 2686 /** 2687 * Remove the statistics object for a particular uid. 2688 */ 2689 public void removeUidStatsLocked(int uid) { 2690 mUidStats.remove(uid); 2691 } 2692 2693 /** 2694 * Retrieve the statistics object for a particular process, creating 2695 * if needed. 2696 */ 2697 public Uid.Proc getProcessStatsLocked(int uid, String name) { 2698 Uid u = getUidStatsLocked(uid); 2699 return u.getProcessStatsLocked(name); 2700 } 2701 2702 /** 2703 * Retrieve the statistics object for a particular process, creating 2704 * if needed. 2705 */ 2706 public Uid.Pkg getPackageStatsLocked(int uid, String pkg) { 2707 Uid u = getUidStatsLocked(uid); 2708 return u.getPackageStatsLocked(pkg); 2709 } 2710 2711 /** 2712 * Retrieve the statistics object for a particular service, creating 2713 * if needed. 2714 */ 2715 public Uid.Pkg.Serv getServiceStatsLocked(int uid, String pkg, String name) { 2716 Uid u = getUidStatsLocked(uid); 2717 return u.getServiceStatsLocked(pkg, name); 2718 } 2719 2720 public void writeLocked() { 2721 if ((mFile == null) || (mBackupFile == null)) { 2722 Log.w("BatteryStats", "writeLocked: no file associated with this instance"); 2723 return; 2724 } 2725 2726 // Keep the old file around until we know the new one has 2727 // been successfully written. 2728 if (mFile.exists()) { 2729 if (mBackupFile.exists()) { 2730 mBackupFile.delete(); 2731 } 2732 mFile.renameTo(mBackupFile); 2733 } 2734 2735 try { 2736 FileOutputStream stream = new FileOutputStream(mFile); 2737 Parcel out = Parcel.obtain(); 2738 writeSummaryToParcel(out); 2739 stream.write(out.marshall()); 2740 out.recycle(); 2741 2742 stream.flush(); 2743 stream.close(); 2744 mBackupFile.delete(); 2745 2746 mLastWriteTime = SystemClock.elapsedRealtime(); 2747 } catch (IOException e) { 2748 Log.e("BatteryStats", "Error writing battery statistics", e); 2749 } 2750 } 2751 2752 static byte[] readFully(FileInputStream stream) throws java.io.IOException { 2753 int pos = 0; 2754 int avail = stream.available(); 2755 byte[] data = new byte[avail]; 2756 while (true) { 2757 int amt = stream.read(data, pos, data.length-pos); 2758 //Log.i("foo", "Read " + amt + " bytes at " + pos 2759 // + " of avail " + data.length); 2760 if (amt <= 0) { 2761 //Log.i("foo", "**** FINISHED READING: pos=" + pos 2762 // + " len=" + data.length); 2763 return data; 2764 } 2765 pos += amt; 2766 avail = stream.available(); 2767 if (avail > data.length-pos) { 2768 byte[] newData = new byte[pos+avail]; 2769 System.arraycopy(data, 0, newData, 0, pos); 2770 data = newData; 2771 } 2772 } 2773 } 2774 2775 public void readLocked() { 2776 if ((mFile == null) || (mBackupFile == null)) { 2777 Log.w("BatteryStats", "readLocked: no file associated with this instance"); 2778 return; 2779 } 2780 2781 mUidStats.clear(); 2782 2783 FileInputStream stream = null; 2784 if (mBackupFile.exists()) { 2785 try { 2786 stream = new FileInputStream(mBackupFile); 2787 } catch (java.io.IOException e) { 2788 // We'll try for the normal settings file. 2789 } 2790 } 2791 2792 try { 2793 if (stream == null) { 2794 if (!mFile.exists()) { 2795 return; 2796 } 2797 stream = new FileInputStream(mFile); 2798 } 2799 2800 byte[] raw = readFully(stream); 2801 Parcel in = Parcel.obtain(); 2802 in.unmarshall(raw, 0, raw.length); 2803 in.setDataPosition(0); 2804 stream.close(); 2805 2806 readSummaryFromParcel(in); 2807 } catch(java.io.IOException e) { 2808 Log.e("BatteryStats", "Error reading battery statistics", e); 2809 } 2810 } 2811 2812 public int describeContents() { 2813 return 0; 2814 } 2815 2816 private void readSummaryFromParcel(Parcel in) { 2817 final int version = in.readInt(); 2818 if (version != VERSION) { 2819 Log.w("BatteryStats", "readFromParcel: version got " + version 2820 + ", expected " + VERSION + "; erasing old stats"); 2821 return; 2822 } 2823 2824 mStartCount = in.readInt(); 2825 mBatteryUptime = in.readLong(); 2826 mBatteryLastUptime = in.readLong(); 2827 mBatteryRealtime = in.readLong(); 2828 mBatteryLastRealtime = in.readLong(); 2829 mUptime = in.readLong(); 2830 mLastUptime = in.readLong(); 2831 mRealtime = in.readLong(); 2832 mLastRealtime = in.readLong(); 2833 mDischargeStartLevel = in.readInt(); 2834 mDischargeCurrentLevel = in.readInt(); 2835 2836 mStartCount++; 2837 2838 mScreenOn = false; 2839 mScreenOnTimer.readSummaryFromParcelLocked(in); 2840 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 2841 mScreenBrightnessTimer[i].readSummaryFromParcelLocked(in); 2842 } 2843 mInputEventCounter.readSummaryFromParcelLocked(in); 2844 mPhoneOn = false; 2845 mPhoneOnTimer.readSummaryFromParcelLocked(in); 2846 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 2847 mPhoneSignalStrengthsTimer[i].readSummaryFromParcelLocked(in); 2848 } 2849 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 2850 mPhoneDataConnectionsTimer[i].readSummaryFromParcelLocked(in); 2851 } 2852 mWifiOn = false; 2853 mWifiOnTimer.readSummaryFromParcelLocked(in); 2854 mWifiRunning = false; 2855 mWifiRunningTimer.readSummaryFromParcelLocked(in); 2856 mBluetoothOn = false; 2857 mBluetoothOnTimer.readSummaryFromParcelLocked(in); 2858 2859 int NKW = in.readInt(); 2860 for (int ikw = 0; ikw < NKW; ikw++) { 2861 if (in.readInt() != 0) { 2862 String kwltName = in.readString(); 2863 getKernelWakelockTimerLocked(kwltName).readSummaryFromParcelLocked(in); 2864 } 2865 } 2866 2867 final int NU = in.readInt(); 2868 for (int iu = 0; iu < NU; iu++) { 2869 int uid = in.readInt(); 2870 Uid u = new Uid(uid); 2871 mUidStats.put(uid, u); 2872 2873 u.mWifiTurnedOn = false; 2874 u.mWifiTurnedOnTimer.readSummaryFromParcelLocked(in); 2875 u.mFullWifiLockOut = false; 2876 u.mFullWifiLockTimer.readSummaryFromParcelLocked(in); 2877 u.mAudioTurnedOn = false; 2878 u.mAudioTurnedOnTimer.readSummaryFromParcelLocked(in); 2879 u.mVideoTurnedOn = false; 2880 u.mVideoTurnedOnTimer.readSummaryFromParcelLocked(in); 2881 u.mScanWifiLockOut = false; 2882 u.mScanWifiLockTimer.readSummaryFromParcelLocked(in); 2883 u.mWifiMulticastEnabled = false; 2884 u.mWifiMulticastTimer.readSummaryFromParcelLocked(in); 2885 2886 if (in.readInt() != 0) { 2887 if (u.mUserActivityCounters == null) { 2888 u.initUserActivityLocked(); 2889 } 2890 for (int i=0; i<Uid.NUM_USER_ACTIVITY_TYPES; i++) { 2891 u.mUserActivityCounters[i].readSummaryFromParcelLocked(in); 2892 } 2893 } 2894 2895 int NW = in.readInt(); 2896 for (int iw = 0; iw < NW; iw++) { 2897 String wlName = in.readString(); 2898 if (in.readInt() != 0) { 2899 u.getWakeTimerLocked(wlName, WAKE_TYPE_FULL).readSummaryFromParcelLocked(in); 2900 } 2901 if (in.readInt() != 0) { 2902 u.getWakeTimerLocked(wlName, WAKE_TYPE_PARTIAL).readSummaryFromParcelLocked(in); 2903 } 2904 if (in.readInt() != 0) { 2905 u.getWakeTimerLocked(wlName, WAKE_TYPE_WINDOW).readSummaryFromParcelLocked(in); 2906 } 2907 } 2908 2909 int NP = in.readInt(); 2910 for (int is = 0; is < NP; is++) { 2911 int seNumber = in.readInt(); 2912 if (in.readInt() != 0) { 2913 u.getSensorTimerLocked(seNumber, true) 2914 .readSummaryFromParcelLocked(in); 2915 } 2916 } 2917 2918 NP = in.readInt(); 2919 for (int ip = 0; ip < NP; ip++) { 2920 String procName = in.readString(); 2921 Uid.Proc p = u.getProcessStatsLocked(procName); 2922 p.mUserTime = p.mLoadedUserTime = in.readLong(); 2923 p.mLastUserTime = in.readLong(); 2924 p.mSystemTime = p.mLoadedSystemTime = in.readLong(); 2925 p.mLastSystemTime = in.readLong(); 2926 p.mStarts = p.mLoadedStarts = in.readInt(); 2927 p.mLastStarts = in.readInt(); 2928 } 2929 2930 NP = in.readInt(); 2931 for (int ip = 0; ip < NP; ip++) { 2932 String pkgName = in.readString(); 2933 Uid.Pkg p = u.getPackageStatsLocked(pkgName); 2934 p.mWakeups = p.mLoadedWakeups = in.readInt(); 2935 p.mLastWakeups = in.readInt(); 2936 final int NS = in.readInt(); 2937 for (int is = 0; is < NS; is++) { 2938 String servName = in.readString(); 2939 Uid.Pkg.Serv s = u.getServiceStatsLocked(pkgName, servName); 2940 s.mStartTime = s.mLoadedStartTime = in.readLong(); 2941 s.mLastStartTime = in.readLong(); 2942 s.mStarts = s.mLoadedStarts = in.readInt(); 2943 s.mLastStarts = in.readInt(); 2944 s.mLaunches = s.mLoadedLaunches = in.readInt(); 2945 s.mLastLaunches = in.readInt(); 2946 } 2947 } 2948 2949 u.mLoadedTcpBytesReceived = in.readLong(); 2950 u.mLoadedTcpBytesSent = in.readLong(); 2951 } 2952 } 2953 2954 /** 2955 * Writes a summary of the statistics to a Parcel, in a format suitable to be written to 2956 * disk. This format does not allow a lossless round-trip. 2957 * 2958 * @param out the Parcel to be written to. 2959 */ 2960 public void writeSummaryToParcel(Parcel out) { 2961 final long NOW_SYS = SystemClock.uptimeMillis() * 1000; 2962 final long NOWREAL_SYS = SystemClock.elapsedRealtime() * 1000; 2963 final long NOW = getBatteryUptimeLocked(NOW_SYS); 2964 final long NOWREAL = getBatteryRealtimeLocked(NOWREAL_SYS); 2965 2966 out.writeInt(VERSION); 2967 2968 out.writeInt(mStartCount); 2969 out.writeLong(computeBatteryUptime(NOW_SYS, STATS_TOTAL)); 2970 out.writeLong(computeBatteryUptime(NOW_SYS, STATS_CURRENT)); 2971 out.writeLong(computeBatteryRealtime(NOWREAL_SYS, STATS_TOTAL)); 2972 out.writeLong(computeBatteryRealtime(NOWREAL_SYS, STATS_CURRENT)); 2973 out.writeLong(computeUptime(NOW_SYS, STATS_TOTAL)); 2974 out.writeLong(computeUptime(NOW_SYS, STATS_CURRENT)); 2975 out.writeLong(computeRealtime(NOWREAL_SYS, STATS_TOTAL)); 2976 out.writeLong(computeRealtime(NOWREAL_SYS, STATS_CURRENT)); 2977 out.writeInt(mDischargeStartLevel); 2978 out.writeInt(mDischargeCurrentLevel); 2979 2980 2981 mScreenOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 2982 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 2983 mScreenBrightnessTimer[i].writeSummaryFromParcelLocked(out, NOWREAL); 2984 } 2985 mInputEventCounter.writeSummaryFromParcelLocked(out); 2986 mPhoneOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 2987 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 2988 mPhoneSignalStrengthsTimer[i].writeSummaryFromParcelLocked(out, NOWREAL); 2989 } 2990 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 2991 mPhoneDataConnectionsTimer[i].writeSummaryFromParcelLocked(out, NOWREAL); 2992 } 2993 mWifiOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 2994 mWifiRunningTimer.writeSummaryFromParcelLocked(out, NOWREAL); 2995 mBluetoothOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 2996 2997 out.writeInt(mKernelWakelockStats.size()); 2998 for (Map.Entry<String, SamplingTimer> ent : mKernelWakelockStats.entrySet()) { 2999 Timer kwlt = ent.getValue(); 3000 if (kwlt != null) { 3001 out.writeInt(1); 3002 out.writeString(ent.getKey()); 3003 ent.getValue().writeSummaryFromParcelLocked(out, NOWREAL); 3004 } else { 3005 out.writeInt(0); 3006 } 3007 } 3008 3009 final int NU = mUidStats.size(); 3010 out.writeInt(NU); 3011 for (int iu = 0; iu < NU; iu++) { 3012 out.writeInt(mUidStats.keyAt(iu)); 3013 Uid u = mUidStats.valueAt(iu); 3014 3015 u.mWifiTurnedOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3016 u.mFullWifiLockTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3017 u.mAudioTurnedOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3018 u.mVideoTurnedOnTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3019 u.mScanWifiLockTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3020 u.mWifiMulticastTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3021 3022 if (u.mUserActivityCounters == null) { 3023 out.writeInt(0); 3024 } else { 3025 out.writeInt(1); 3026 for (int i=0; i<Uid.NUM_USER_ACTIVITY_TYPES; i++) { 3027 u.mUserActivityCounters[i].writeSummaryFromParcelLocked(out); 3028 } 3029 } 3030 3031 int NW = u.mWakelockStats.size(); 3032 out.writeInt(NW); 3033 if (NW > 0) { 3034 for (Map.Entry<String, BatteryStatsImpl.Uid.Wakelock> ent 3035 : u.mWakelockStats.entrySet()) { 3036 out.writeString(ent.getKey()); 3037 Uid.Wakelock wl = ent.getValue(); 3038 if (wl.mTimerFull != null) { 3039 out.writeInt(1); 3040 wl.mTimerFull.writeSummaryFromParcelLocked(out, NOWREAL); 3041 } else { 3042 out.writeInt(0); 3043 } 3044 if (wl.mTimerPartial != null) { 3045 out.writeInt(1); 3046 wl.mTimerPartial.writeSummaryFromParcelLocked(out, NOWREAL); 3047 } else { 3048 out.writeInt(0); 3049 } 3050 if (wl.mTimerWindow != null) { 3051 out.writeInt(1); 3052 wl.mTimerWindow.writeSummaryFromParcelLocked(out, NOWREAL); 3053 } else { 3054 out.writeInt(0); 3055 } 3056 } 3057 } 3058 3059 int NSE = u.mSensorStats.size(); 3060 out.writeInt(NSE); 3061 if (NSE > 0) { 3062 for (Map.Entry<Integer, BatteryStatsImpl.Uid.Sensor> ent 3063 : u.mSensorStats.entrySet()) { 3064 out.writeInt(ent.getKey()); 3065 Uid.Sensor se = ent.getValue(); 3066 if (se.mTimer != null) { 3067 out.writeInt(1); 3068 se.mTimer.writeSummaryFromParcelLocked(out, NOWREAL); 3069 } else { 3070 out.writeInt(0); 3071 } 3072 } 3073 } 3074 3075 int NP = u.mProcessStats.size(); 3076 out.writeInt(NP); 3077 if (NP > 0) { 3078 for (Map.Entry<String, BatteryStatsImpl.Uid.Proc> ent 3079 : u.mProcessStats.entrySet()) { 3080 out.writeString(ent.getKey()); 3081 Uid.Proc ps = ent.getValue(); 3082 out.writeLong(ps.mUserTime); 3083 out.writeLong(ps.mUserTime - ps.mLoadedUserTime); 3084 out.writeLong(ps.mSystemTime); 3085 out.writeLong(ps.mSystemTime - ps.mLoadedSystemTime); 3086 out.writeInt(ps.mStarts); 3087 out.writeInt(ps.mStarts - ps.mLoadedStarts); 3088 } 3089 } 3090 3091 NP = u.mPackageStats.size(); 3092 out.writeInt(NP); 3093 if (NP > 0) { 3094 for (Map.Entry<String, BatteryStatsImpl.Uid.Pkg> ent 3095 : u.mPackageStats.entrySet()) { 3096 out.writeString(ent.getKey()); 3097 Uid.Pkg ps = ent.getValue(); 3098 out.writeInt(ps.mWakeups); 3099 out.writeInt(ps.mWakeups - ps.mLoadedWakeups); 3100 final int NS = ps.mServiceStats.size(); 3101 out.writeInt(NS); 3102 if (NS > 0) { 3103 for (Map.Entry<String, BatteryStatsImpl.Uid.Pkg.Serv> sent 3104 : ps.mServiceStats.entrySet()) { 3105 out.writeString(sent.getKey()); 3106 BatteryStatsImpl.Uid.Pkg.Serv ss = sent.getValue(); 3107 long time = ss.getStartTimeToNowLocked(NOW); 3108 out.writeLong(time); 3109 out.writeLong(time - ss.mLoadedStartTime); 3110 out.writeInt(ss.mStarts); 3111 out.writeInt(ss.mStarts - ss.mLoadedStarts); 3112 out.writeInt(ss.mLaunches); 3113 out.writeInt(ss.mLaunches - ss.mLoadedLaunches); 3114 } 3115 } 3116 } 3117 } 3118 3119 out.writeLong(u.getTcpBytesReceived(STATS_TOTAL)); 3120 out.writeLong(u.getTcpBytesSent(STATS_TOTAL)); 3121 } 3122 } 3123 3124 public void readFromParcel(Parcel in) { 3125 readFromParcelLocked(in); 3126 } 3127 3128 void readFromParcelLocked(Parcel in) { 3129 int magic = in.readInt(); 3130 if (magic != MAGIC) { 3131 throw new ParcelFormatException("Bad magic number"); 3132 } 3133 3134 mStartCount = in.readInt(); 3135 mBatteryUptime = in.readLong(); 3136 mBatteryLastUptime = in.readLong(); 3137 mBatteryRealtime = in.readLong(); 3138 mBatteryLastRealtime = in.readLong(); 3139 mScreenOn = false; 3140 mScreenOnTimer = new StopwatchTimer(-1, null, mUnpluggables, in); 3141 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 3142 mScreenBrightnessTimer[i] = new StopwatchTimer(-100-i, null, mUnpluggables, in); 3143 } 3144 mInputEventCounter = new Counter(mUnpluggables, in); 3145 mPhoneOn = false; 3146 mPhoneOnTimer = new StopwatchTimer(-2, null, mUnpluggables, in); 3147 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 3148 mPhoneSignalStrengthsTimer[i] = new StopwatchTimer(-200-i, null, mUnpluggables, in); 3149 } 3150 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 3151 mPhoneDataConnectionsTimer[i] = new StopwatchTimer(-300-i, null, mUnpluggables, in); 3152 } 3153 mWifiOn = false; 3154 mWifiOnTimer = new StopwatchTimer(-2, null, mUnpluggables, in); 3155 mWifiRunning = false; 3156 mWifiRunningTimer = new StopwatchTimer(-2, null, mUnpluggables, in); 3157 mBluetoothOn = false; 3158 mBluetoothOnTimer = new StopwatchTimer(-2, null, mUnpluggables, in); 3159 mUptime = in.readLong(); 3160 mUptimeStart = in.readLong(); 3161 mLastUptime = in.readLong(); 3162 mRealtime = in.readLong(); 3163 mRealtimeStart = in.readLong(); 3164 mLastRealtime = in.readLong(); 3165 mOnBattery = in.readInt() != 0; 3166 mOnBatteryInternal = false; // we are no longer really running. 3167 mTrackBatteryPastUptime = in.readLong(); 3168 mTrackBatteryUptimeStart = in.readLong(); 3169 mTrackBatteryPastRealtime = in.readLong(); 3170 mTrackBatteryRealtimeStart = in.readLong(); 3171 mUnpluggedBatteryUptime = in.readLong(); 3172 mUnpluggedBatteryRealtime = in.readLong(); 3173 mDischargeStartLevel = in.readInt(); 3174 mDischargeCurrentLevel = in.readInt(); 3175 mLastWriteTime = in.readLong(); 3176 3177 mKernelWakelockStats.clear(); 3178 int NKW = in.readInt(); 3179 for (int ikw = 0; ikw < NKW; ikw++) { 3180 if (in.readInt() != 0) { 3181 String wakelockName = in.readString(); 3182 in.readInt(); // Extra 0/1 written by Timer.writeTimerToParcel 3183 SamplingTimer kwlt = new SamplingTimer(mUnpluggables, mOnBattery, in); 3184 mKernelWakelockStats.put(wakelockName, kwlt); 3185 } 3186 } 3187 3188 mPartialTimers.clear(); 3189 mFullTimers.clear(); 3190 mWindowTimers.clear(); 3191 3192 int numUids = in.readInt(); 3193 mUidStats.clear(); 3194 for (int i = 0; i < numUids; i++) { 3195 int uid = in.readInt(); 3196 Uid u = new Uid(uid); 3197 u.readFromParcelLocked(mUnpluggables, in); 3198 mUidStats.append(uid, u); 3199 } 3200 } 3201 3202 public void writeToParcel(Parcel out, int flags) { 3203 writeToParcelLocked(out, flags); 3204 } 3205 3206 @SuppressWarnings("unused") 3207 void writeToParcelLocked(Parcel out, int flags) { 3208 final long uSecUptime = SystemClock.uptimeMillis() * 1000; 3209 final long uSecRealtime = SystemClock.elapsedRealtime() * 1000; 3210 final long batteryUptime = getBatteryUptimeLocked(uSecUptime); 3211 final long batteryRealtime = getBatteryRealtimeLocked(uSecRealtime); 3212 3213 out.writeInt(MAGIC); 3214 out.writeInt(mStartCount); 3215 out.writeLong(mBatteryUptime); 3216 out.writeLong(mBatteryLastUptime); 3217 out.writeLong(mBatteryRealtime); 3218 out.writeLong(mBatteryLastRealtime); 3219 mScreenOnTimer.writeToParcel(out, batteryRealtime); 3220 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 3221 mScreenBrightnessTimer[i].writeToParcel(out, batteryRealtime); 3222 } 3223 mInputEventCounter.writeToParcel(out); 3224 mPhoneOnTimer.writeToParcel(out, batteryRealtime); 3225 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 3226 mPhoneSignalStrengthsTimer[i].writeToParcel(out, batteryRealtime); 3227 } 3228 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 3229 mPhoneDataConnectionsTimer[i].writeToParcel(out, batteryRealtime); 3230 } 3231 mWifiOnTimer.writeToParcel(out, batteryRealtime); 3232 mWifiRunningTimer.writeToParcel(out, batteryRealtime); 3233 mBluetoothOnTimer.writeToParcel(out, batteryRealtime); 3234 out.writeLong(mUptime); 3235 out.writeLong(mUptimeStart); 3236 out.writeLong(mLastUptime); 3237 out.writeLong(mRealtime); 3238 out.writeLong(mRealtimeStart); 3239 out.writeLong(mLastRealtime); 3240 out.writeInt(mOnBattery ? 1 : 0); 3241 out.writeLong(batteryUptime); 3242 out.writeLong(mTrackBatteryUptimeStart); 3243 out.writeLong(batteryRealtime); 3244 out.writeLong(mTrackBatteryRealtimeStart); 3245 out.writeLong(mUnpluggedBatteryUptime); 3246 out.writeLong(mUnpluggedBatteryRealtime); 3247 out.writeInt(mDischargeStartLevel); 3248 out.writeInt(mDischargeCurrentLevel); 3249 out.writeLong(mLastWriteTime); 3250 3251 out.writeInt(mKernelWakelockStats.size()); 3252 for (Map.Entry<String, SamplingTimer> ent : mKernelWakelockStats.entrySet()) { 3253 SamplingTimer kwlt = ent.getValue(); 3254 if (kwlt != null) { 3255 out.writeInt(1); 3256 out.writeString(ent.getKey()); 3257 Timer.writeTimerToParcel(out, kwlt, batteryRealtime); 3258 } else { 3259 out.writeInt(0); 3260 } 3261 } 3262 3263 int size = mUidStats.size(); 3264 out.writeInt(size); 3265 for (int i = 0; i < size; i++) { 3266 out.writeInt(mUidStats.keyAt(i)); 3267 Uid uid = mUidStats.valueAt(i); 3268 3269 uid.writeToParcelLocked(out, batteryRealtime); 3270 } 3271 } 3272 3273 public static final Parcelable.Creator<BatteryStatsImpl> CREATOR = 3274 new Parcelable.Creator<BatteryStatsImpl>() { 3275 public BatteryStatsImpl createFromParcel(Parcel in) { 3276 return new BatteryStatsImpl(in); 3277 } 3278 3279 public BatteryStatsImpl[] newArray(int size) { 3280 return new BatteryStatsImpl[size]; 3281 } 3282 }; 3283 3284 public void dumpLocked(PrintWriter pw) { 3285 if (DEBUG) { 3286 Printer pr = new PrintWriterPrinter(pw); 3287 pr.println("*** Screen timer:"); 3288 mScreenOnTimer.logState(pr, " "); 3289 for (int i=0; i<NUM_SCREEN_BRIGHTNESS_BINS; i++) { 3290 pr.println("*** Screen brightness #" + i + ":"); 3291 mScreenBrightnessTimer[i].logState(pr, " "); 3292 } 3293 pr.println("*** Input event counter:"); 3294 mInputEventCounter.logState(pr, " "); 3295 pr.println("*** Phone timer:"); 3296 mPhoneOnTimer.logState(pr, " "); 3297 for (int i=0; i<NUM_SIGNAL_STRENGTH_BINS; i++) { 3298 pr.println("*** Signal strength #" + i + ":"); 3299 mPhoneSignalStrengthsTimer[i].logState(pr, " "); 3300 } 3301 for (int i=0; i<NUM_DATA_CONNECTION_TYPES; i++) { 3302 pr.println("*** Data connection type #" + i + ":"); 3303 mPhoneDataConnectionsTimer[i].logState(pr, " "); 3304 } 3305 pr.println("*** Wifi timer:"); 3306 mWifiOnTimer.logState(pr, " "); 3307 pr.println("*** WifiRunning timer:"); 3308 mWifiRunningTimer.logState(pr, " "); 3309 pr.println("*** Bluetooth timer:"); 3310 mBluetoothOnTimer.logState(pr, " "); 3311 } 3312 super.dumpLocked(pw); 3313 } 3314} 3315