ProcessRecord.java revision f5b9c72022f574417862e064cc0fdd8ea2d846dc
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 boolean isForeground; // Is this app running the foreground UI? 60 boolean setIsForeground; // Running foreground UI when last set? 61 boolean foregroundServices; // Running any services that are foreground? 62 boolean bad; // True if disabled in the bad process list 63 IBinder forcingToForeground;// Token that is forcing this process to be foreground 64 int adjSeq; // Sequence id for identifying repeated trav 65 ComponentName instrumentationClass;// class installed to instrument app 66 ApplicationInfo instrumentationInfo; // the application being instrumented 67 String instrumentationProfileFile; // where to save profiling 68 IInstrumentationWatcher instrumentationWatcher; // who is waiting 69 Bundle instrumentationArguments;// as given to us 70 ComponentName instrumentationResultClass;// copy of instrumentationClass 71 BroadcastRecord curReceiver;// receiver currently running in the app 72 long lastRequestedGc; // When we last asked the app to do a gc 73 int lastPss; // Last pss size reported by app. 74 75 // contains HistoryRecord objects 76 final ArrayList activities = new ArrayList(); 77 // all ServiceRecord running in this process 78 final HashSet services = new HashSet(); 79 // services that are currently executing code (need to remain foreground). 80 final HashSet<ServiceRecord> executingServices 81 = new HashSet<ServiceRecord>(); 82 // All ConnectionRecord this process holds 83 final HashSet<ConnectionRecord> connections 84 = new HashSet<ConnectionRecord>(); 85 // all IIntentReceivers that are registered from this process. 86 final HashSet<ReceiverList> receivers = new HashSet<ReceiverList>(); 87 // class (String) -> ContentProviderRecord 88 final HashMap pubProviders = new HashMap(); 89 // All ContentProviderRecord process is using 90 final HashSet conProviders = new HashSet(); 91 92 boolean persistent; // always keep this application running? 93 boolean crashing; // are we in the process of crashing? 94 Dialog crashDialog; // dialog being displayed due to crash. 95 boolean notResponding; // does the app have a not responding dialog? 96 Dialog anrDialog; // dialog being displayed due to app not resp. 97 boolean removed; // has app package been removed from device? 98 boolean debugging; // was app launched for debugging? 99 int persistentActivities; // number of activities that are persistent 100 boolean waitedForDebugger; // has process show wait for debugger dialog? 101 Dialog waitDialog; // current wait for debugger dialog 102 103 String stringName; // caching of toString() result. 104 105 // These reports are generated & stored when an app gets into an error condition. 106 // They will be "null" when all is OK. 107 ActivityManager.ProcessErrorStateInfo crashingReport; 108 ActivityManager.ProcessErrorStateInfo notRespondingReport; 109 110 // Who will be notified of the error. This is usually an activity in the 111 // app that installed the package. 112 ComponentName errorReportReceiver; 113 114 void dump(PrintWriter pw, String prefix) { 115 if (info.className != null) { 116 pw.print(prefix); pw.print("class="); pw.println(info.className); 117 } 118 if (info.manageSpaceActivityName != null) { 119 pw.print(prefix); pw.print("manageSpaceActivityName="); 120 pw.println(info.manageSpaceActivityName); 121 } 122 pw.print(prefix); pw.print("dir="); pw.print(info.sourceDir); 123 pw.print(" publicDir="); pw.print(info.publicSourceDir); 124 pw.print(" data="); pw.println(info.dataDir); 125 pw.print(prefix); pw.print("packageList="); pw.println(pkgList); 126 if (instrumentationClass != null || instrumentationProfileFile != null 127 || instrumentationArguments != null) { 128 pw.print(prefix); pw.print("instrumentationClass="); 129 pw.print(instrumentationClass); 130 pw.print(" instrumentationProfileFile="); 131 pw.println(instrumentationProfileFile); 132 pw.print(prefix); pw.print("instrumentationArguments="); 133 pw.println(instrumentationArguments); 134 pw.print(prefix); pw.print("instrumentationInfo="); 135 pw.println(instrumentationInfo); 136 if (instrumentationInfo != null) { 137 instrumentationInfo.dump(new PrintWriterPrinter(pw), prefix + " "); 138 } 139 } 140 pw.print(prefix); pw.print("thread="); pw.print(thread); 141 pw.print(" curReceiver="); pw.println(curReceiver); 142 pw.print(prefix); pw.print("pid="); pw.print(pid); pw.print(" starting="); 143 pw.print(starting); pw.print(" lastPss="); pw.println(lastPss); 144 pw.print(prefix); pw.print("oom: max="); pw.print(maxAdj); 145 pw.print(" hidden="); pw.print(hiddenAdj); 146 pw.print(" curRaw="); pw.print(curRawAdj); 147 pw.print(" setRaw="); pw.print(setRawAdj); 148 pw.print(" cur="); pw.print(curAdj); 149 pw.print(" set="); pw.println(setAdj); 150 pw.print(prefix); pw.print("isForeground="); pw.print(isForeground); 151 pw.print(" setIsForeground="); pw.print(setIsForeground); 152 pw.print(" foregroundServices="); pw.print(foregroundServices); 153 pw.print(" forcingToForeground="); pw.println(forcingToForeground); 154 pw.print(prefix); pw.print("persistent="); pw.print(persistent); 155 pw.print(" removed="); pw.print(removed); 156 pw.print(" persistentActivities="); pw.println(persistentActivities); 157 if (debugging || crashing || crashDialog != null || notResponding 158 || anrDialog != null || bad) { 159 pw.print(prefix); pw.print("debugging="); pw.print(debugging); 160 pw.print(" crashing="); pw.print(crashing); 161 pw.print(" "); pw.print(crashDialog); 162 pw.print(" notResponding="); pw.print(notResponding); 163 pw.print(" " ); pw.print(anrDialog); 164 pw.print(" bad="); pw.print(bad); 165 166 // crashing or notResponding is always set before errorReportReceiver 167 if (errorReportReceiver != null) { 168 pw.print(" errorReportReceiver="); 169 pw.print(errorReportReceiver.flattenToShortString()); 170 } 171 pw.println(); 172 } 173 if (activities.size() > 0) { 174 pw.print(prefix); pw.print("activities="); pw.println(activities); 175 } 176 if (services.size() > 0) { 177 pw.print(prefix); pw.print("services="); pw.println(services); 178 } 179 if (executingServices.size() > 0) { 180 pw.print(prefix); pw.print("executingServices="); pw.println(executingServices); 181 } 182 if (connections.size() > 0) { 183 pw.print(prefix); pw.print("connections="); pw.println(connections); 184 } 185 if (pubProviders.size() > 0) { 186 pw.print(prefix); pw.print("pubProviders="); pw.println(pubProviders); 187 } 188 if (conProviders.size() > 0) { 189 pw.print(prefix); pw.print("conProviders="); pw.println(conProviders); 190 } 191 if (receivers.size() > 0) { 192 pw.print(prefix); pw.print("receivers="); pw.println(receivers); 193 } 194 } 195 196 ProcessRecord(BatteryStatsImpl.Uid.Proc _batteryStats, IApplicationThread _thread, 197 ApplicationInfo _info, String _processName) { 198 batteryStats = _batteryStats; 199 info = _info; 200 processName = _processName; 201 pkgList.add(_info.packageName); 202 thread = _thread; 203 maxAdj = ActivityManagerService.EMPTY_APP_ADJ; 204 hiddenAdj = ActivityManagerService.HIDDEN_APP_MIN_ADJ; 205 curRawAdj = setRawAdj = -100; 206 curAdj = setAdj = -100; 207 persistent = false; 208 removed = false; 209 persistentActivities = 0; 210 } 211 212 public void setPid(int _pid) { 213 pid = _pid; 214 stringName = null; 215 } 216 217 /** 218 * This method returns true if any of the activities within the process record are interesting 219 * to the user. See HistoryRecord.isInterestingToUserLocked() 220 */ 221 public boolean isInterestingToUserLocked() { 222 final int size = activities.size(); 223 for (int i = 0 ; i < size ; i++) { 224 HistoryRecord r = (HistoryRecord) activities.get(i); 225 if (r.isInterestingToUserLocked()) { 226 return true; 227 } 228 } 229 return false; 230 } 231 232 public void stopFreezingAllLocked() { 233 int i = activities.size(); 234 while (i > 0) { 235 i--; 236 ((HistoryRecord)activities.get(i)).stopFreezingScreenLocked(true); 237 } 238 } 239 240 public void requestPss() { 241 IApplicationThread localThread = thread; 242 if (localThread != null) { 243 try { 244 localThread.requestPss(); 245 } catch (RemoteException e) { 246 } 247 } 248 } 249 250 public String toString() { 251 if (stringName != null) { 252 return stringName; 253 } 254 StringBuilder sb = new StringBuilder(128); 255 sb.append("ProcessRecord{"); 256 sb.append(Integer.toHexString(System.identityHashCode(this))); 257 sb.append(' '); 258 sb.append(pid); 259 sb.append(':'); 260 sb.append(processName); 261 sb.append('/'); 262 sb.append(info.uid); 263 sb.append('}'); 264 return stringName = sb.toString(); 265 } 266 267 /* 268 * Return true if package has been added false if not 269 */ 270 public boolean addPackage(String pkg) { 271 if (!pkgList.contains(pkg)) { 272 pkgList.add(pkg); 273 return true; 274 } 275 return false; 276 } 277 278 /* 279 * Delete all packages from list except the package indicated in info 280 */ 281 public void resetPackageList() { 282 pkgList.clear(); 283 pkgList.add(info.packageName); 284 } 285 286 public String[] getPackageList() { 287 int size = pkgList.size(); 288 if (size == 0) { 289 return null; 290 } 291 String list[] = new String[size]; 292 pkgList.toArray(list); 293 return list; 294 } 295} 296