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.content.ComponentName; 20 import android.content.Intent; 21 import android.content.pm.ActivityInfo; 22 import android.os.UserHandle; 23 import android.util.Slog; 24 25 import java.io.PrintWriter; 26 27 class TaskRecord extends ThumbnailHolder { 28 final int taskId; // Unique identifier for this task. 29 final String affinity; // The affinity name for this task, or null. 30 Intent intent; // The original intent that started the task. 31 Intent affinityIntent; // Intent of affinity-moved activity that started this task. 32 ComponentName origActivity; // The non-alias activity component of the intent. 33 ComponentName realActivity; // The actual activity component that started the task. 34 int numActivities; // Current number of activities in this task. 35 long lastActiveTime; // Last time this task was active, including sleep. 36 boolean rootWasReset; // True if the intent at the root of the task had 37 // the FLAG_ACTIVITY_RESET_TASK_IF_NEEDED flag. 38 boolean askedCompatMode;// Have asked the user about compat mode for this task. 39 40 String stringName; // caching of toString() result. 41 int userId; // user for which this task was created 42 TaskRecord(int _taskId, ActivityInfo info, Intent _intent)43 TaskRecord(int _taskId, ActivityInfo info, Intent _intent) { 44 taskId = _taskId; 45 affinity = info.taskAffinity; 46 setIntent(_intent, info); 47 } 48 touchActiveTime()49 void touchActiveTime() { 50 lastActiveTime = android.os.SystemClock.elapsedRealtime(); 51 } 52 getInactiveDuration()53 long getInactiveDuration() { 54 return android.os.SystemClock.elapsedRealtime() - lastActiveTime; 55 } 56 setIntent(Intent _intent, ActivityInfo info)57 void setIntent(Intent _intent, ActivityInfo info) { 58 stringName = null; 59 60 if (info.targetActivity == null) { 61 if (_intent != null) { 62 // If this Intent has a selector, we want to clear it for the 63 // recent task since it is not relevant if the user later wants 64 // to re-launch the app. 65 if (_intent.getSelector() != null || _intent.getSourceBounds() != null) { 66 _intent = new Intent(_intent); 67 _intent.setSelector(null); 68 _intent.setSourceBounds(null); 69 } 70 } 71 if (ActivityManagerService.DEBUG_TASKS) Slog.v(ActivityManagerService.TAG, 72 "Setting Intent of " + this + " to " + _intent); 73 intent = _intent; 74 realActivity = _intent != null ? _intent.getComponent() : null; 75 origActivity = null; 76 } else { 77 ComponentName targetComponent = new ComponentName( 78 info.packageName, info.targetActivity); 79 if (_intent != null) { 80 Intent targetIntent = new Intent(_intent); 81 targetIntent.setComponent(targetComponent); 82 targetIntent.setSelector(null); 83 targetIntent.setSourceBounds(null); 84 if (ActivityManagerService.DEBUG_TASKS) Slog.v(ActivityManagerService.TAG, 85 "Setting Intent of " + this + " to target " + targetIntent); 86 intent = targetIntent; 87 realActivity = targetComponent; 88 origActivity = _intent.getComponent(); 89 } else { 90 intent = null; 91 realActivity = targetComponent; 92 origActivity = new ComponentName(info.packageName, info.name); 93 } 94 } 95 96 if (intent != null && 97 (intent.getFlags()&Intent.FLAG_ACTIVITY_RESET_TASK_IF_NEEDED) != 0) { 98 // Once we are set to an Intent with this flag, we count this 99 // task as having a true root activity. 100 rootWasReset = true; 101 } 102 103 if (info.applicationInfo != null) { 104 userId = UserHandle.getUserId(info.applicationInfo.uid); 105 } 106 } 107 dump(PrintWriter pw, String prefix)108 void dump(PrintWriter pw, String prefix) { 109 if (numActivities != 0 || rootWasReset || userId != 0) { 110 pw.print(prefix); pw.print("numActivities="); pw.print(numActivities); 111 pw.print(" rootWasReset="); pw.print(rootWasReset); 112 pw.print(" userId="); pw.println(userId); 113 } 114 if (affinity != null) { 115 pw.print(prefix); pw.print("affinity="); pw.println(affinity); 116 } 117 if (intent != null) { 118 StringBuilder sb = new StringBuilder(128); 119 sb.append(prefix); sb.append("intent={"); 120 intent.toShortString(sb, false, true, false, true); 121 sb.append('}'); 122 pw.println(sb.toString()); 123 } 124 if (affinityIntent != null) { 125 StringBuilder sb = new StringBuilder(128); 126 sb.append(prefix); sb.append("affinityIntent={"); 127 affinityIntent.toShortString(sb, false, true, false, true); 128 sb.append('}'); 129 pw.println(sb.toString()); 130 } 131 if (origActivity != null) { 132 pw.print(prefix); pw.print("origActivity="); 133 pw.println(origActivity.flattenToShortString()); 134 } 135 if (realActivity != null) { 136 pw.print(prefix); pw.print("realActivity="); 137 pw.println(realActivity.flattenToShortString()); 138 } 139 if (!askedCompatMode) { 140 pw.print(prefix); pw.print("askedCompatMode="); pw.println(askedCompatMode); 141 } 142 pw.print(prefix); pw.print("lastThumbnail="); pw.print(lastThumbnail); 143 pw.print(" lastDescription="); pw.println(lastDescription); 144 pw.print(prefix); pw.print("lastActiveTime="); pw.print(lastActiveTime); 145 pw.print(" (inactive for "); 146 pw.print((getInactiveDuration()/1000)); pw.println("s)"); 147 } 148 toString()149 public String toString() { 150 if (stringName != null) { 151 return stringName; 152 } 153 StringBuilder sb = new StringBuilder(128); 154 sb.append("TaskRecord{"); 155 sb.append(Integer.toHexString(System.identityHashCode(this))); 156 sb.append(" #"); 157 sb.append(taskId); 158 if (affinity != null) { 159 sb.append(" A "); 160 sb.append(affinity); 161 } else if (intent != null) { 162 sb.append(" I "); 163 sb.append(intent.getComponent().flattenToShortString()); 164 } else if (affinityIntent != null) { 165 sb.append(" aI "); 166 sb.append(affinityIntent.getComponent().flattenToShortString()); 167 } else { 168 sb.append(" ??"); 169 } 170 sb.append(" U "); 171 sb.append(userId); 172 sb.append('}'); 173 return stringName = sb.toString(); 174 } 175 } 176