ProcessRecord.java revision 06de2ea752171f52a4e6e6872cb3a0689e591dcb
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 17package com.android.server.am; 18 19import com.android.internal.os.BatteryStatsImpl; 20import com.android.server.Watchdog; 21 22import android.app.ActivityManager; 23import android.app.Dialog; 24import android.app.IApplicationThread; 25import android.app.IInstrumentationWatcher; 26import android.content.ComponentName; 27import android.content.pm.ApplicationInfo; 28import android.os.Bundle; 29import android.os.IBinder; 30import android.os.RemoteException; 31import android.util.PrintWriterPrinter; 32 33import java.io.PrintWriter; 34import java.util.ArrayList; 35import java.util.HashMap; 36import java.util.HashSet; 37 38/** 39 * Full information about a particular process that 40 * is currently running. 41 */ 42class ProcessRecord implements Watchdog.PssRequestor { 43 final BatteryStatsImpl.Uid.Proc batteryStats; // where to collect runtime statistics 44 final ApplicationInfo info; // all about the first app in the process 45 final String processName; // name of the process 46 // List of packages running in the process 47 final HashSet<String> pkgList = new HashSet(); 48 IApplicationThread thread; // the actual proc... may be null only if 49 // 'persistent' is true (in which case we 50 // are in the process of launching the app) 51 int pid; // The process of this application; 0 if none 52 boolean starting; // True if the process is being started 53 int maxAdj; // Maximum OOM adjustment for this process 54 int hiddenAdj; // If hidden, this is the adjustment to use 55 int curRawAdj; // Current OOM unlimited adjustment for this process 56 int setRawAdj; // Last set OOM unlimited adjustment for this process 57 int curAdj; // Current OOM adjustment for this process 58 int setAdj; // Last set OOM adjustment for this process 59 int curSchedGroup; // Currently desired scheduling class 60 int setSchedGroup; // Last set to background scheduling class 61 boolean isForeground; // Is this app running the foreground UI? 62 boolean setIsForeground; // Running foreground UI when last set? 63 boolean foregroundServices; // Running any services that are foreground? 64 boolean bad; // True if disabled in the bad process list 65 IBinder forcingToForeground;// Token that is forcing this process to be foreground 66 int adjSeq; // Sequence id for identifying repeated trav 67 ComponentName instrumentationClass;// class installed to instrument app 68 ApplicationInfo instrumentationInfo; // the application being instrumented 69 String instrumentationProfileFile; // where to save profiling 70 IInstrumentationWatcher instrumentationWatcher; // who is waiting 71 Bundle instrumentationArguments;// as given to us 72 ComponentName instrumentationResultClass;// copy of instrumentationClass 73 BroadcastRecord curReceiver;// receiver currently running in the app 74 long lastRequestedGc; // When we last asked the app to do a gc 75 int lastPss; // Last pss size reported by app. 76 77 // contains HistoryRecord objects 78 final ArrayList activities = new ArrayList(); 79 // all ServiceRecord running in this process 80 final HashSet services = new HashSet(); 81 // services that are currently executing code (need to remain foreground). 82 final HashSet<ServiceRecord> executingServices 83 = new HashSet<ServiceRecord>(); 84 // All ConnectionRecord this process holds 85 final HashSet<ConnectionRecord> connections 86 = new HashSet<ConnectionRecord>(); 87 // all IIntentReceivers that are registered from this process. 88 final HashSet<ReceiverList> receivers = new HashSet<ReceiverList>(); 89 // class (String) -> ContentProviderRecord 90 final HashMap pubProviders = new HashMap(); 91 // All ContentProviderRecord process is using 92 final HashSet conProviders = new HashSet(); 93 94 boolean persistent; // always keep this application running? 95 boolean crashing; // are we in the process of crashing? 96 Dialog crashDialog; // dialog being displayed due to crash. 97 boolean notResponding; // does the app have a not responding dialog? 98 Dialog anrDialog; // dialog being displayed due to app not resp. 99 boolean removed; // has app package been removed from device? 100 boolean debugging; // was app launched for debugging? 101 int persistentActivities; // number of activities that are persistent 102 boolean waitedForDebugger; // has process show wait for debugger dialog? 103 Dialog waitDialog; // current wait for debugger dialog 104 105 String stringName; // caching of toString() result. 106 107 // These reports are generated & stored when an app gets into an error condition. 108 // They will be "null" when all is OK. 109 ActivityManager.ProcessErrorStateInfo crashingReport; 110 ActivityManager.ProcessErrorStateInfo notRespondingReport; 111 112 // Who will be notified of the error. This is usually an activity in the 113 // app that installed the package. 114 ComponentName errorReportReceiver; 115 116 void dump(PrintWriter pw, String prefix) { 117 if (info.className != null) { 118 pw.print(prefix); pw.print("class="); pw.println(info.className); 119 } 120 if (info.manageSpaceActivityName != null) { 121 pw.print(prefix); pw.print("manageSpaceActivityName="); 122 pw.println(info.manageSpaceActivityName); 123 } 124 pw.print(prefix); pw.print("dir="); pw.print(info.sourceDir); 125 pw.print(" publicDir="); pw.print(info.publicSourceDir); 126 pw.print(" data="); pw.println(info.dataDir); 127 pw.print(prefix); pw.print("packageList="); pw.println(pkgList); 128 if (instrumentationClass != null || instrumentationProfileFile != null 129 || instrumentationArguments != null) { 130 pw.print(prefix); pw.print("instrumentationClass="); 131 pw.print(instrumentationClass); 132 pw.print(" instrumentationProfileFile="); 133 pw.println(instrumentationProfileFile); 134 pw.print(prefix); pw.print("instrumentationArguments="); 135 pw.println(instrumentationArguments); 136 pw.print(prefix); pw.print("instrumentationInfo="); 137 pw.println(instrumentationInfo); 138 if (instrumentationInfo != null) { 139 instrumentationInfo.dump(new PrintWriterPrinter(pw), prefix + " "); 140 } 141 } 142 pw.print(prefix); pw.print("thread="); pw.print(thread); 143 pw.print(" curReceiver="); pw.println(curReceiver); 144 pw.print(prefix); pw.print("pid="); pw.print(pid); pw.print(" starting="); 145 pw.print(starting); pw.print(" lastPss="); pw.println(lastPss); 146 pw.print(prefix); pw.print("oom: max="); pw.print(maxAdj); 147 pw.print(" hidden="); pw.print(hiddenAdj); 148 pw.print(" curRaw="); pw.print(curRawAdj); 149 pw.print(" setRaw="); pw.print(setRawAdj); 150 pw.print(" cur="); pw.print(curAdj); 151 pw.print(" set="); pw.println(setAdj); 152 pw.print(prefix); pw.print("curSchedGroup="); pw.print(curSchedGroup); 153 pw.print(" setSchedGroup="); pw.println(setSchedGroup); 154 pw.print(prefix); pw.print("isForeground="); pw.print(isForeground); 155 pw.print(" setIsForeground="); pw.print(setIsForeground); 156 pw.print(" foregroundServices="); pw.print(foregroundServices); 157 pw.print(" forcingToForeground="); pw.println(forcingToForeground); 158 pw.print(prefix); pw.print("persistent="); pw.print(persistent); 159 pw.print(" removed="); pw.print(removed); 160 pw.print(" persistentActivities="); pw.println(persistentActivities); 161 if (debugging || crashing || crashDialog != null || notResponding 162 || anrDialog != null || bad) { 163 pw.print(prefix); pw.print("debugging="); pw.print(debugging); 164 pw.print(" crashing="); pw.print(crashing); 165 pw.print(" "); pw.print(crashDialog); 166 pw.print(" notResponding="); pw.print(notResponding); 167 pw.print(" " ); pw.print(anrDialog); 168 pw.print(" bad="); pw.print(bad); 169 170 // crashing or notResponding is always set before errorReportReceiver 171 if (errorReportReceiver != null) { 172 pw.print(" errorReportReceiver="); 173 pw.print(errorReportReceiver.flattenToShortString()); 174 } 175 pw.println(); 176 } 177 if (activities.size() > 0) { 178 pw.print(prefix); pw.print("activities="); pw.println(activities); 179 } 180 if (services.size() > 0) { 181 pw.print(prefix); pw.print("services="); pw.println(services); 182 } 183 if (executingServices.size() > 0) { 184 pw.print(prefix); pw.print("executingServices="); pw.println(executingServices); 185 } 186 if (connections.size() > 0) { 187 pw.print(prefix); pw.print("connections="); pw.println(connections); 188 } 189 if (pubProviders.size() > 0) { 190 pw.print(prefix); pw.print("pubProviders="); pw.println(pubProviders); 191 } 192 if (conProviders.size() > 0) { 193 pw.print(prefix); pw.print("conProviders="); pw.println(conProviders); 194 } 195 if (receivers.size() > 0) { 196 pw.print(prefix); pw.print("receivers="); pw.println(receivers); 197 } 198 } 199 200 ProcessRecord(BatteryStatsImpl.Uid.Proc _batteryStats, IApplicationThread _thread, 201 ApplicationInfo _info, String _processName) { 202 batteryStats = _batteryStats; 203 info = _info; 204 processName = _processName; 205 pkgList.add(_info.packageName); 206 thread = _thread; 207 maxAdj = ActivityManagerService.EMPTY_APP_ADJ; 208 hiddenAdj = ActivityManagerService.HIDDEN_APP_MIN_ADJ; 209 curRawAdj = setRawAdj = -100; 210 curAdj = setAdj = -100; 211 persistent = false; 212 removed = false; 213 persistentActivities = 0; 214 } 215 216 public void setPid(int _pid) { 217 pid = _pid; 218 stringName = null; 219 } 220 221 /** 222 * This method returns true if any of the activities within the process record are interesting 223 * to the user. See HistoryRecord.isInterestingToUserLocked() 224 */ 225 public boolean isInterestingToUserLocked() { 226 final int size = activities.size(); 227 for (int i = 0 ; i < size ; i++) { 228 HistoryRecord r = (HistoryRecord) activities.get(i); 229 if (r.isInterestingToUserLocked()) { 230 return true; 231 } 232 } 233 return false; 234 } 235 236 public void stopFreezingAllLocked() { 237 int i = activities.size(); 238 while (i > 0) { 239 i--; 240 ((HistoryRecord)activities.get(i)).stopFreezingScreenLocked(true); 241 } 242 } 243 244 public void requestPss() { 245 IApplicationThread localThread = thread; 246 if (localThread != null) { 247 try { 248 localThread.requestPss(); 249 } catch (RemoteException e) { 250 } 251 } 252 } 253 254 public String toString() { 255 if (stringName != null) { 256 return stringName; 257 } 258 StringBuilder sb = new StringBuilder(128); 259 sb.append("ProcessRecord{"); 260 sb.append(Integer.toHexString(System.identityHashCode(this))); 261 sb.append(' '); 262 sb.append(pid); 263 sb.append(':'); 264 sb.append(processName); 265 sb.append('/'); 266 sb.append(info.uid); 267 sb.append('}'); 268 return stringName = sb.toString(); 269 } 270 271 /* 272 * Return true if package has been added false if not 273 */ 274 public boolean addPackage(String pkg) { 275 if (!pkgList.contains(pkg)) { 276 pkgList.add(pkg); 277 return true; 278 } 279 return false; 280 } 281 282 /* 283 * Delete all packages from list except the package indicated in info 284 */ 285 public void resetPackageList() { 286 pkgList.clear(); 287 pkgList.add(info.packageName); 288 } 289 290 public String[] getPackageList() { 291 int size = pkgList.size(); 292 if (size == 0) { 293 return null; 294 } 295 String list[] = new String[size]; 296 pkgList.toArray(list); 297 return list; 298 } 299} 300