1 /* 2 * Copyright (C) 2006 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 17 package com.android.server.am; 18 19 import android.util.ArraySet; 20 import android.util.EventLog; 21 import android.util.Slog; 22 import com.android.internal.app.ProcessStats; 23 import com.android.internal.os.BatteryStatsImpl; 24 25 import android.app.ActivityManager; 26 import android.app.Dialog; 27 import android.app.IApplicationThread; 28 import android.app.IInstrumentationWatcher; 29 import android.app.IUiAutomationConnection; 30 import android.content.ComponentName; 31 import android.content.Context; 32 import android.content.pm.ApplicationInfo; 33 import android.content.res.CompatibilityInfo; 34 import android.os.Bundle; 35 import android.os.IBinder; 36 import android.os.Process; 37 import android.os.SystemClock; 38 import android.os.UserHandle; 39 import android.util.ArrayMap; 40 import android.util.PrintWriterPrinter; 41 import android.util.TimeUtils; 42 43 import java.io.PrintWriter; 44 import java.util.ArrayList; 45 46 /** 47 * Full information about a particular process that 48 * is currently running. 49 */ 50 final class ProcessRecord { 51 private final BatteryStatsImpl mBatteryStats; // where to collect runtime statistics 52 final ApplicationInfo info; // all about the first app in the process 53 final boolean isolated; // true if this is a special isolated process 54 final int uid; // uid of process; may be different from 'info' if isolated 55 final int userId; // user of process. 56 final String processName; // name of the process 57 // List of packages running in the process 58 final ArrayMap<String, ProcessStats.ProcessStateHolder> pkgList 59 = new ArrayMap<String, ProcessStats.ProcessStateHolder>(); 60 ArraySet<String> pkgDeps; // additional packages we have a dependency on 61 IApplicationThread thread; // the actual proc... may be null only if 62 // 'persistent' is true (in which case we 63 // are in the process of launching the app) 64 ProcessStats.ProcessState baseProcessTracker; 65 BatteryStatsImpl.Uid.Proc curProcBatteryStats; 66 int pid; // The process of this application; 0 if none 67 boolean starting; // True if the process is being started 68 long lastActivityTime; // For managing the LRU list 69 long lastPssTime; // Last time we retrieved PSS data 70 long nextPssTime; // Next time we want to request PSS data 71 long lastStateTime; // Last time setProcState changed 72 long initialIdlePss; // Initial memory pss of process for idle maintenance. 73 long lastPss; // Last computed memory pss. 74 long lastCachedPss; // Last computed pss when in cached state. 75 int maxAdj; // Maximum OOM adjustment for this process 76 int curRawAdj; // Current OOM unlimited adjustment for this process 77 int setRawAdj; // Last set OOM unlimited adjustment for this process 78 int curAdj; // Current OOM adjustment for this process 79 int setAdj; // Last set OOM adjustment for this process 80 int curSchedGroup; // Currently desired scheduling class 81 int setSchedGroup; // Last set to background scheduling class 82 int trimMemoryLevel; // Last selected memory trimming level 83 int curProcState = -1; // Currently computed process state: ActivityManager.PROCESS_STATE_* 84 int repProcState = -1; // Last reported process state 85 int setProcState = -1; // Last set process state in process tracker 86 int pssProcState = -1; // The proc state we are currently requesting pss for 87 boolean serviceb; // Process currently is on the service B list 88 boolean serviceHighRam; // We are forcing to service B list due to its RAM use 89 boolean setIsForeground; // Running foreground UI when last set? 90 boolean notCachedSinceIdle; // Has this process not been in a cached state since last idle? 91 boolean hasClientActivities; // Are there any client services with activities? 92 boolean hasStartedServices; // Are there any started services running in this process? 93 boolean foregroundServices; // Running any services that are foreground? 94 boolean foregroundActivities; // Running any activities that are foreground? 95 boolean repForegroundActivities; // Last reported foreground activities. 96 boolean systemNoUi; // This is a system process, but not currently showing UI. 97 boolean hasShownUi; // Has UI been shown in this process since it was started? 98 boolean pendingUiClean; // Want to clean up resources from showing UI? 99 boolean hasAboveClient; // Bound using BIND_ABOVE_CLIENT, so want to be lower 100 boolean treatLikeActivity; // Bound using BIND_TREAT_LIKE_ACTIVITY 101 boolean bad; // True if disabled in the bad process list 102 boolean killedByAm; // True when proc has been killed by activity manager, not for RAM 103 boolean killed; // True once we know the process has been killed 104 boolean procStateChanged; // Keep track of whether we changed 'setAdj'. 105 String waitingToKill; // Process is waiting to be killed when in the bg, and reason 106 IBinder forcingToForeground;// Token that is forcing this process to be foreground 107 int adjSeq; // Sequence id for identifying oom_adj assignment cycles 108 int lruSeq; // Sequence id for identifying LRU update cycles 109 CompatibilityInfo compat; // last used compatibility mode 110 IBinder.DeathRecipient deathRecipient; // Who is watching for the death. 111 ComponentName instrumentationClass;// class installed to instrument app 112 ApplicationInfo instrumentationInfo; // the application being instrumented 113 String instrumentationProfileFile; // where to save profiling 114 IInstrumentationWatcher instrumentationWatcher; // who is waiting 115 IUiAutomationConnection instrumentationUiAutomationConnection; // Connection to use the UI introspection APIs. 116 Bundle instrumentationArguments;// as given to us 117 ComponentName instrumentationResultClass;// copy of instrumentationClass 118 boolean usingWrapper; // Set to true when process was launched with a wrapper attached 119 BroadcastRecord curReceiver;// receiver currently running in the app 120 long lastWakeTime; // How long proc held wake lock at last check 121 long lastCpuTime; // How long proc has run CPU at last check 122 long curCpuTime; // How long proc has run CPU most recently 123 long lastRequestedGc; // When we last asked the app to do a gc 124 long lastLowMemory; // When we last told the app that memory is low 125 boolean reportLowMemory; // Set to true when waiting to report low mem 126 boolean empty; // Is this an empty background process? 127 boolean cached; // Is this a cached process? 128 String adjType; // Debugging: primary thing impacting oom_adj. 129 int adjTypeCode; // Debugging: adj code to report to app. 130 Object adjSource; // Debugging: option dependent object. 131 int adjSourceProcState; // Debugging: proc state of adjSource's process. 132 Object adjTarget; // Debugging: target component impacting oom_adj. 133 Runnable crashHandler; // Optional local handler to be invoked in the process crash. 134 135 // contains HistoryRecord objects 136 final ArrayList<ActivityRecord> activities = new ArrayList<ActivityRecord>(); 137 // all ServiceRecord running in this process 138 final ArraySet<ServiceRecord> services = new ArraySet<ServiceRecord>(); 139 // services that are currently executing code (need to remain foreground). 140 final ArraySet<ServiceRecord> executingServices 141 = new ArraySet<ServiceRecord>(); 142 // All ConnectionRecord this process holds 143 final ArraySet<ConnectionRecord> connections 144 = new ArraySet<ConnectionRecord>(); 145 // all IIntentReceivers that are registered from this process. 146 final ArraySet<ReceiverList> receivers = new ArraySet<ReceiverList>(); 147 // class (String) -> ContentProviderRecord 148 final ArrayMap<String, ContentProviderRecord> pubProviders 149 = new ArrayMap<String, ContentProviderRecord>(); 150 // All ContentProviderRecord process is using 151 final ArrayList<ContentProviderConnection> conProviders 152 = new ArrayList<ContentProviderConnection>(); 153 154 boolean execServicesFg; // do we need to be executing services in the foreground? 155 boolean persistent; // always keep this application running? 156 boolean crashing; // are we in the process of crashing? 157 Dialog crashDialog; // dialog being displayed due to crash. 158 boolean forceCrashReport; // suppress normal auto-dismiss of crash dialog & report UI? 159 boolean notResponding; // does the app have a not responding dialog? 160 Dialog anrDialog; // dialog being displayed due to app not resp. 161 boolean removed; // has app package been removed from device? 162 boolean debugging; // was app launched for debugging? 163 boolean waitedForDebugger; // has process show wait for debugger dialog? 164 Dialog waitDialog; // current wait for debugger dialog 165 166 String shortStringName; // caching of toShortString() result. 167 String stringName; // caching of toString() result. 168 169 // These reports are generated & stored when an app gets into an error condition. 170 // They will be "null" when all is OK. 171 ActivityManager.ProcessErrorStateInfo crashingReport; 172 ActivityManager.ProcessErrorStateInfo notRespondingReport; 173 174 // Who will be notified of the error. This is usually an activity in the 175 // app that installed the package. 176 ComponentName errorReportReceiver; 177 178 void dump(PrintWriter pw, String prefix) { 179 final long now = SystemClock.uptimeMillis(); 180 181 pw.print(prefix); pw.print("user #"); pw.print(userId); 182 pw.print(" uid="); pw.print(info.uid); 183 if (uid != info.uid) { 184 pw.print(" ISOLATED uid="); pw.print(uid); 185 } 186 pw.println(); 187 if (info.className != null) { 188 pw.print(prefix); pw.print("class="); pw.println(info.className); 189 } 190 if (info.manageSpaceActivityName != null) { 191 pw.print(prefix); pw.print("manageSpaceActivityName="); 192 pw.println(info.manageSpaceActivityName); 193 } 194 pw.print(prefix); pw.print("dir="); pw.print(info.sourceDir); 195 pw.print(" publicDir="); pw.print(info.publicSourceDir); 196 pw.print(" data="); pw.println(info.dataDir); 197 pw.print(prefix); pw.print("packageList={"); 198 for (int i=0; i<pkgList.size(); i++) { 199 if (i > 0) pw.print(", "); 200 pw.print(pkgList.keyAt(i)); 201 } 202 pw.println("}"); 203 if (pkgDeps != null) { 204 pw.print(prefix); pw.print("packageDependencies={"); 205 for (int i=0; i<pkgDeps.size(); i++) { 206 if (i > 0) pw.print(", "); 207 pw.print(pkgDeps.valueAt(i)); 208 } 209 pw.println("}"); 210 } 211 pw.print(prefix); pw.print("compat="); pw.println(compat); 212 if (instrumentationClass != null || instrumentationProfileFile != null 213 || instrumentationArguments != null) { 214 pw.print(prefix); pw.print("instrumentationClass="); 215 pw.print(instrumentationClass); 216 pw.print(" instrumentationProfileFile="); 217 pw.println(instrumentationProfileFile); 218 pw.print(prefix); pw.print("instrumentationArguments="); 219 pw.println(instrumentationArguments); 220 pw.print(prefix); pw.print("instrumentationInfo="); 221 pw.println(instrumentationInfo); 222 if (instrumentationInfo != null) { 223 instrumentationInfo.dump(new PrintWriterPrinter(pw), prefix + " "); 224 } 225 } 226 pw.print(prefix); pw.print("thread="); pw.println(thread); 227 pw.print(prefix); pw.print("pid="); pw.print(pid); pw.print(" starting="); 228 pw.println(starting); 229 pw.print(prefix); pw.print("lastActivityTime="); 230 TimeUtils.formatDuration(lastActivityTime, now, pw); 231 pw.print(" lastPssTime="); 232 TimeUtils.formatDuration(lastPssTime, now, pw); 233 pw.print(" nextPssTime="); 234 TimeUtils.formatDuration(nextPssTime, now, pw); 235 pw.println(); 236 pw.print(prefix); pw.print("adjSeq="); pw.print(adjSeq); 237 pw.print(" lruSeq="); pw.print(lruSeq); 238 pw.print(" lastPss="); pw.print(lastPss); 239 pw.print(" lastCachedPss="); pw.println(lastCachedPss); 240 pw.print(prefix); pw.print("cached="); pw.print(cached); 241 pw.print(" empty="); pw.println(empty); 242 if (serviceb) { 243 pw.print(prefix); pw.print("serviceb="); pw.print(serviceb); 244 pw.print(" serviceHighRam="); pw.println(serviceHighRam); 245 } 246 if (notCachedSinceIdle) { 247 pw.print(prefix); pw.print("notCachedSinceIdle="); pw.print(notCachedSinceIdle); 248 pw.print(" initialIdlePss="); pw.println(initialIdlePss); 249 } 250 pw.print(prefix); pw.print("oom: max="); pw.print(maxAdj); 251 pw.print(" curRaw="); pw.print(curRawAdj); 252 pw.print(" setRaw="); pw.print(setRawAdj); 253 pw.print(" cur="); pw.print(curAdj); 254 pw.print(" set="); pw.println(setAdj); 255 pw.print(prefix); pw.print("curSchedGroup="); pw.print(curSchedGroup); 256 pw.print(" setSchedGroup="); pw.print(setSchedGroup); 257 pw.print(" systemNoUi="); pw.print(systemNoUi); 258 pw.print(" trimMemoryLevel="); pw.println(trimMemoryLevel); 259 pw.print(prefix); pw.print("curProcState="); pw.print(curProcState); 260 pw.print(" repProcState="); pw.print(repProcState); 261 pw.print(" pssProcState="); pw.print(pssProcState); 262 pw.print(" setProcState="); pw.print(setProcState); 263 pw.print(" lastStateTime="); 264 TimeUtils.formatDuration(lastStateTime, now, pw); 265 pw.println(); 266 if (hasShownUi || pendingUiClean || hasAboveClient || treatLikeActivity) { 267 pw.print(prefix); pw.print("hasShownUi="); pw.print(hasShownUi); 268 pw.print(" pendingUiClean="); pw.print(pendingUiClean); 269 pw.print(" hasAboveClient="); pw.print(hasAboveClient); 270 pw.print(" treatLikeActivity="); pw.println(treatLikeActivity); 271 } 272 if (setIsForeground || foregroundServices || forcingToForeground != null) { 273 pw.print(prefix); pw.print("setIsForeground="); pw.print(setIsForeground); 274 pw.print(" foregroundServices="); pw.print(foregroundServices); 275 pw.print(" forcingToForeground="); pw.println(forcingToForeground); 276 } 277 if (persistent || removed) { 278 pw.print(prefix); pw.print("persistent="); pw.print(persistent); 279 pw.print(" removed="); pw.println(removed); 280 } 281 if (hasClientActivities || foregroundActivities || repForegroundActivities) { 282 pw.print(prefix); pw.print("hasClientActivities="); pw.print(hasClientActivities); 283 pw.print(" foregroundActivities="); pw.print(foregroundActivities); 284 pw.print(" (rep="); pw.print(repForegroundActivities); pw.println(")"); 285 } 286 if (hasStartedServices) { 287 pw.print(prefix); pw.print("hasStartedServices="); pw.println(hasStartedServices); 288 } 289 if (setProcState >= ActivityManager.PROCESS_STATE_SERVICE) { 290 long wtime; 291 synchronized (mBatteryStats) { 292 wtime = mBatteryStats.getProcessWakeTime(info.uid, 293 pid, SystemClock.elapsedRealtime()); 294 } 295 pw.print(prefix); pw.print("lastWakeTime="); pw.print(lastWakeTime); 296 pw.print(" timeUsed="); 297 TimeUtils.formatDuration(wtime-lastWakeTime, pw); pw.println(""); 298 pw.print(prefix); pw.print("lastCpuTime="); pw.print(lastCpuTime); 299 pw.print(" timeUsed="); 300 TimeUtils.formatDuration(curCpuTime-lastCpuTime, pw); pw.println(""); 301 } 302 pw.print(prefix); pw.print("lastRequestedGc="); 303 TimeUtils.formatDuration(lastRequestedGc, now, pw); 304 pw.print(" lastLowMemory="); 305 TimeUtils.formatDuration(lastLowMemory, now, pw); 306 pw.print(" reportLowMemory="); pw.println(reportLowMemory); 307 if (killed || killedByAm || waitingToKill != null) { 308 pw.print(prefix); pw.print("killed="); pw.print(killed); 309 pw.print(" killedByAm="); pw.print(killedByAm); 310 pw.print(" waitingToKill="); pw.println(waitingToKill); 311 } 312 if (debugging || crashing || crashDialog != null || notResponding 313 || anrDialog != null || bad) { 314 pw.print(prefix); pw.print("debugging="); pw.print(debugging); 315 pw.print(" crashing="); pw.print(crashing); 316 pw.print(" "); pw.print(crashDialog); 317 pw.print(" notResponding="); pw.print(notResponding); 318 pw.print(" " ); pw.print(anrDialog); 319 pw.print(" bad="); pw.print(bad); 320 321 // crashing or notResponding is always set before errorReportReceiver 322 if (errorReportReceiver != null) { 323 pw.print(" errorReportReceiver="); 324 pw.print(errorReportReceiver.flattenToShortString()); 325 } 326 pw.println(); 327 } 328 if (activities.size() > 0) { 329 pw.print(prefix); pw.println("Activities:"); 330 for (int i=0; i<activities.size(); i++) { 331 pw.print(prefix); pw.print(" - "); pw.println(activities.get(i)); 332 } 333 } 334 if (services.size() > 0) { 335 pw.print(prefix); pw.println("Services:"); 336 for (int i=0; i<services.size(); i++) { 337 pw.print(prefix); pw.print(" - "); pw.println(services.valueAt(i)); 338 } 339 } 340 if (executingServices.size() > 0) { 341 pw.print(prefix); pw.print("Executing Services (fg="); 342 pw.print(execServicesFg); pw.println(")"); 343 for (int i=0; i<executingServices.size(); i++) { 344 pw.print(prefix); pw.print(" - "); pw.println(executingServices.valueAt(i)); 345 } 346 } 347 if (connections.size() > 0) { 348 pw.print(prefix); pw.println("Connections:"); 349 for (int i=0; i<connections.size(); i++) { 350 pw.print(prefix); pw.print(" - "); pw.println(connections.valueAt(i)); 351 } 352 } 353 if (pubProviders.size() > 0) { 354 pw.print(prefix); pw.println("Published Providers:"); 355 for (int i=0; i<pubProviders.size(); i++) { 356 pw.print(prefix); pw.print(" - "); pw.println(pubProviders.keyAt(i)); 357 pw.print(prefix); pw.print(" -> "); pw.println(pubProviders.valueAt(i)); 358 } 359 } 360 if (conProviders.size() > 0) { 361 pw.print(prefix); pw.println("Connected Providers:"); 362 for (int i=0; i<conProviders.size(); i++) { 363 pw.print(prefix); pw.print(" - "); pw.println(conProviders.get(i).toShortString()); 364 } 365 } 366 if (curReceiver != null) { 367 pw.print(prefix); pw.print("curReceiver="); pw.println(curReceiver); 368 } 369 if (receivers.size() > 0) { 370 pw.print(prefix); pw.println("Receivers:"); 371 for (int i=0; i<receivers.size(); i++) { 372 pw.print(prefix); pw.print(" - "); pw.println(receivers.valueAt(i)); 373 } 374 } 375 } 376 377 ProcessRecord(BatteryStatsImpl _batteryStats, ApplicationInfo _info, 378 String _processName, int _uid) { 379 mBatteryStats = _batteryStats; 380 info = _info; 381 isolated = _info.uid != _uid; 382 uid = _uid; 383 userId = UserHandle.getUserId(_uid); 384 processName = _processName; 385 pkgList.put(_info.packageName, new ProcessStats.ProcessStateHolder(_info.versionCode)); 386 maxAdj = ProcessList.UNKNOWN_ADJ; 387 curRawAdj = setRawAdj = -100; 388 curAdj = setAdj = -100; 389 persistent = false; 390 removed = false; 391 lastStateTime = lastPssTime = nextPssTime = SystemClock.uptimeMillis(); 392 } 393 394 public void setPid(int _pid) { 395 pid = _pid; 396 shortStringName = null; 397 stringName = null; 398 } 399 400 public void makeActive(IApplicationThread _thread, ProcessStatsService tracker) { 401 if (thread == null) { 402 final ProcessStats.ProcessState origBase = baseProcessTracker; 403 if (origBase != null) { 404 origBase.setState(ProcessStats.STATE_NOTHING, 405 tracker.getMemFactorLocked(), SystemClock.uptimeMillis(), pkgList); 406 origBase.makeInactive(); 407 } 408 baseProcessTracker = tracker.getProcessStateLocked(info.packageName, info.uid, 409 info.versionCode, processName); 410 baseProcessTracker.makeActive(); 411 for (int i=0; i<pkgList.size(); i++) { 412 ProcessStats.ProcessStateHolder holder = pkgList.valueAt(i); 413 if (holder.state != null && holder.state != origBase) { 414 holder.state.makeInactive(); 415 } 416 holder.state = tracker.getProcessStateLocked(pkgList.keyAt(i), info.uid, 417 info.versionCode, processName); 418 if (holder.state != baseProcessTracker) { 419 holder.state.makeActive(); 420 } 421 } 422 } 423 thread = _thread; 424 } 425 426 public void makeInactive(ProcessStatsService tracker) { 427 thread = null; 428 final ProcessStats.ProcessState origBase = baseProcessTracker; 429 if (origBase != null) { 430 if (origBase != null) { 431 origBase.setState(ProcessStats.STATE_NOTHING, 432 tracker.getMemFactorLocked(), SystemClock.uptimeMillis(), pkgList); 433 origBase.makeInactive(); 434 } 435 baseProcessTracker = null; 436 for (int i=0; i<pkgList.size(); i++) { 437 ProcessStats.ProcessStateHolder holder = pkgList.valueAt(i); 438 if (holder.state != null && holder.state != origBase) { 439 holder.state.makeInactive(); 440 } 441 holder.state = null; 442 } 443 } 444 } 445 446 /** 447 * This method returns true if any of the activities within the process record are interesting 448 * to the user. See HistoryRecord.isInterestingToUserLocked() 449 */ 450 public boolean isInterestingToUserLocked() { 451 final int size = activities.size(); 452 for (int i = 0 ; i < size ; i++) { 453 ActivityRecord r = activities.get(i); 454 if (r.isInterestingToUserLocked()) { 455 return true; 456 } 457 } 458 return false; 459 } 460 461 public void stopFreezingAllLocked() { 462 int i = activities.size(); 463 while (i > 0) { 464 i--; 465 activities.get(i).stopFreezingScreenLocked(true); 466 } 467 } 468 469 public void unlinkDeathRecipient() { 470 if (deathRecipient != null && thread != null) { 471 thread.asBinder().unlinkToDeath(deathRecipient, 0); 472 } 473 deathRecipient = null; 474 } 475 476 void updateHasAboveClientLocked() { 477 hasAboveClient = false; 478 for (int i=connections.size()-1; i>=0; i--) { 479 ConnectionRecord cr = connections.valueAt(i); 480 if ((cr.flags&Context.BIND_ABOVE_CLIENT) != 0) { 481 hasAboveClient = true; 482 break; 483 } 484 } 485 } 486 487 int modifyRawOomAdj(int adj) { 488 if (hasAboveClient) { 489 // If this process has bound to any services with BIND_ABOVE_CLIENT, 490 // then we need to drop its adjustment to be lower than the service's 491 // in order to honor the request. We want to drop it by one adjustment 492 // level... but there is special meaning applied to various levels so 493 // we will skip some of them. 494 if (adj < ProcessList.FOREGROUND_APP_ADJ) { 495 // System process will not get dropped, ever 496 } else if (adj < ProcessList.VISIBLE_APP_ADJ) { 497 adj = ProcessList.VISIBLE_APP_ADJ; 498 } else if (adj < ProcessList.PERCEPTIBLE_APP_ADJ) { 499 adj = ProcessList.PERCEPTIBLE_APP_ADJ; 500 } else if (adj < ProcessList.CACHED_APP_MIN_ADJ) { 501 adj = ProcessList.CACHED_APP_MIN_ADJ; 502 } else if (adj < ProcessList.CACHED_APP_MAX_ADJ) { 503 adj++; 504 } 505 } 506 return adj; 507 } 508 509 void kill(String reason, boolean noisy) { 510 if (!killedByAm) { 511 if (noisy) { 512 Slog.i(ActivityManagerService.TAG, "Killing " + toShortString() + " (adj " + setAdj 513 + "): " + reason); 514 } 515 EventLog.writeEvent(EventLogTags.AM_KILL, userId, pid, processName, setAdj, reason); 516 Process.killProcessQuiet(pid); 517 Process.killProcessGroup(info.uid, pid); 518 if (!persistent) { 519 killed = true; 520 killedByAm = true; 521 } 522 } 523 } 524 525 public String toShortString() { 526 if (shortStringName != null) { 527 return shortStringName; 528 } 529 StringBuilder sb = new StringBuilder(128); 530 toShortString(sb); 531 return shortStringName = sb.toString(); 532 } 533 534 void toShortString(StringBuilder sb) { 535 sb.append(pid); 536 sb.append(':'); 537 sb.append(processName); 538 sb.append('/'); 539 if (info.uid < Process.FIRST_APPLICATION_UID) { 540 sb.append(uid); 541 } else { 542 sb.append('u'); 543 sb.append(userId); 544 int appId = UserHandle.getAppId(info.uid); 545 if (appId >= Process.FIRST_APPLICATION_UID) { 546 sb.append('a'); 547 sb.append(appId - Process.FIRST_APPLICATION_UID); 548 } else { 549 sb.append('s'); 550 sb.append(appId); 551 } 552 if (uid != info.uid) { 553 sb.append('i'); 554 sb.append(UserHandle.getAppId(uid) - Process.FIRST_ISOLATED_UID); 555 } 556 } 557 } 558 559 public String toString() { 560 if (stringName != null) { 561 return stringName; 562 } 563 StringBuilder sb = new StringBuilder(128); 564 sb.append("ProcessRecord{"); 565 sb.append(Integer.toHexString(System.identityHashCode(this))); 566 sb.append(' '); 567 toShortString(sb); 568 sb.append('}'); 569 return stringName = sb.toString(); 570 } 571 572 public String makeAdjReason() { 573 if (adjSource != null || adjTarget != null) { 574 StringBuilder sb = new StringBuilder(128); 575 sb.append(' '); 576 if (adjTarget instanceof ComponentName) { 577 sb.append(((ComponentName)adjTarget).flattenToShortString()); 578 } else if (adjTarget != null) { 579 sb.append(adjTarget.toString()); 580 } else { 581 sb.append("{null}"); 582 } 583 sb.append("<="); 584 if (adjSource instanceof ProcessRecord) { 585 sb.append("Proc{"); 586 sb.append(((ProcessRecord)adjSource).toShortString()); 587 sb.append("}"); 588 } else if (adjSource != null) { 589 sb.append(adjSource.toString()); 590 } else { 591 sb.append("{null}"); 592 } 593 return sb.toString(); 594 } 595 return null; 596 } 597 598 /* 599 * Return true if package has been added false if not 600 */ 601 public boolean addPackage(String pkg, int versionCode, ProcessStatsService tracker) { 602 if (!pkgList.containsKey(pkg)) { 603 ProcessStats.ProcessStateHolder holder = new ProcessStats.ProcessStateHolder( 604 versionCode); 605 if (baseProcessTracker != null) { 606 holder.state = tracker.getProcessStateLocked( 607 pkg, info.uid, versionCode, processName); 608 pkgList.put(pkg, holder); 609 if (holder.state != baseProcessTracker) { 610 holder.state.makeActive(); 611 } 612 } else { 613 pkgList.put(pkg, holder); 614 } 615 return true; 616 } 617 return false; 618 } 619 620 public int getSetAdjWithServices() { 621 if (setAdj >= ProcessList.CACHED_APP_MIN_ADJ) { 622 if (hasStartedServices) { 623 return ProcessList.SERVICE_B_ADJ; 624 } 625 } 626 return setAdj; 627 } 628 629 public void forceProcessStateUpTo(int newState) { 630 if (repProcState > newState) { 631 curProcState = repProcState = newState; 632 } 633 } 634 635 /* 636 * Delete all packages from list except the package indicated in info 637 */ 638 public void resetPackageList(ProcessStatsService tracker) { 639 final int N = pkgList.size(); 640 if (baseProcessTracker != null) { 641 long now = SystemClock.uptimeMillis(); 642 baseProcessTracker.setState(ProcessStats.STATE_NOTHING, 643 tracker.getMemFactorLocked(), now, pkgList); 644 if (N != 1) { 645 for (int i=0; i<N; i++) { 646 ProcessStats.ProcessStateHolder holder = pkgList.valueAt(i); 647 if (holder.state != null && holder.state != baseProcessTracker) { 648 holder.state.makeInactive(); 649 } 650 651 } 652 pkgList.clear(); 653 ProcessStats.ProcessState ps = tracker.getProcessStateLocked( 654 info.packageName, info.uid, info.versionCode, processName); 655 ProcessStats.ProcessStateHolder holder = new ProcessStats.ProcessStateHolder( 656 info.versionCode); 657 holder.state = ps; 658 pkgList.put(info.packageName, holder); 659 if (ps != baseProcessTracker) { 660 ps.makeActive(); 661 } 662 } 663 } else if (N != 1) { 664 pkgList.clear(); 665 pkgList.put(info.packageName, new ProcessStats.ProcessStateHolder(info.versionCode)); 666 } 667 } 668 669 public String[] getPackageList() { 670 int size = pkgList.size(); 671 if (size == 0) { 672 return null; 673 } 674 String list[] = new String[size]; 675 for (int i=0; i<pkgList.size(); i++) { 676 list[i] = pkgList.keyAt(i); 677 } 678 return list; 679 } 680 } 681