Android studio sdk 源码 android-28

/* * Copyright (C) 2006-2008 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.android.server.am; import static android.Manifest.permission.BIND_VOICE_INTERACTION; import static android.Manifest.permission.CHANGE_CONFIGURATION; import static android.Manifest.permission.CHANGE_DEVICE_IDLE_TEMP_WHITELIST; import static android.Manifest.permission.CONTROL_REMOTE_APP_TRANSITION_ANIMATIONS; import static android.Manifest.permission.INTERACT_ACROSS_USERS; import static android.Manifest.permission.INTERACT_ACROSS_USERS_FULL; import static android.Manifest.permission.INTERNAL_SYSTEM_WINDOW; import static android.Manifest.permission.MANAGE_ACTIVITY_STACKS; import static android.Manifest.permission.READ_FRAME_BUFFER; import static android.Manifest.permission.REMOVE_TASKS; import static android.Manifest.permission.START_TASKS_FROM_RECENTS; import static android.Manifest.permission.STOP_APP_SWITCHES; import static android.app.ActivityManager.LOCK_TASK_MODE_NONE; import static android.app.ActivityManager.RESIZE_MODE_PRESERVE_WINDOW; import static android.app.ActivityManager.SPLIT_SCREEN_CREATE_MODE_TOP_OR_LEFT; import static android.app.ActivityManager.StackId.INVALID_STACK_ID; import static android.app.ActivityManagerInternal.ASSIST_KEY_CONTENT; import static android.app.ActivityManagerInternal.ASSIST_KEY_DATA; import static android.app.ActivityManagerInternal.ASSIST_KEY_RECEIVER_EXTRAS; import static android.app.ActivityManagerInternal.ASSIST_KEY_STRUCTURE; import static android.app.ActivityThread.PROC_START_SEQ_IDENT; import static android.app.AppOpsManager.OP_NONE; import static android.app.WindowConfiguration.ACTIVITY_TYPE_STANDARD; import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED; import static android.app.WindowConfiguration.WINDOWING_MODE_FREEFORM; import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN; import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN_OR_SPLIT_SCREEN_SECONDARY; import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED; import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY; import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED; import static android.content.Intent.FLAG_ACTIVITY_EXCLUDE_FROM_RECENTS; import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK; import static android.content.Intent.FLAG_ACTIVITY_TASK_ON_HOME; import static android.content.pm.ApplicationInfo.HIDDEN_API_ENFORCEMENT_DEFAULT; import static android.content.pm.PackageManager.FEATURE_ACTIVITIES_ON_SECONDARY_DISPLAYS; import static android.content.pm.PackageManager.FEATURE_FREEFORM_WINDOW_MANAGEMENT; import static android.content.pm.PackageManager.FEATURE_LEANBACK_ONLY; import static android.content.pm.PackageManager.FEATURE_PICTURE_IN_PICTURE; import static android.content.pm.PackageManager.GET_PROVIDERS; import static android.content.pm.PackageManager.MATCH_ANY_USER; import static android.content.pm.PackageManager.MATCH_DEBUG_TRIAGED_MISSING; import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_AWARE; import static android.content.pm.PackageManager.MATCH_DIRECT_BOOT_UNAWARE; import static android.content.pm.PackageManager.MATCH_SYSTEM_ONLY; import static android.content.pm.PackageManager.MATCH_UNINSTALLED_PACKAGES; import static android.content.pm.PackageManager.PERMISSION_GRANTED; import static android.content.res.Configuration.UI_MODE_TYPE_TELEVISION; import static android.net.NetworkPolicyManager.isProcStateAllowedWhileIdleOrPowerSaveMode; import static android.net.NetworkPolicyManager.isProcStateAllowedWhileOnRestrictBackground; import static android.os.Build.VERSION_CODES.N; import static android.os.IServiceManager.DUMP_FLAG_PRIORITY_CRITICAL; import static android.os.IServiceManager.DUMP_FLAG_PRIORITY_HIGH; import static android.os.IServiceManager.DUMP_FLAG_PRIORITY_NORMAL; import static android.os.IServiceManager.DUMP_FLAG_PROTO; import static android.os.Process.BLUETOOTH_UID; import static android.os.Process.FIRST_APPLICATION_UID; import static android.os.Process.FIRST_ISOLATED_UID; import static android.os.Process.LAST_ISOLATED_UID; import static android.os.Process.NFC_UID; import static android.os.Process.PHONE_UID; import static android.os.Process.PROC_CHAR; import static android.os.Process.PROC_OUT_LONG; import static android.os.Process.PROC_PARENS; import static android.os.Process.PROC_SPACE_TERM; import static android.os.Process.ProcessStartResult; import static android.os.Process.ROOT_UID; import static android.os.Process.SCHED_FIFO; import static android.os.Process.SCHED_OTHER; import static android.os.Process.SCHED_RESET_ON_FORK; import static android.os.Process.SE_UID; import static android.os.Process.SHELL_UID; import static android.os.Process.SIGNAL_QUIT; import static android.os.Process.SIGNAL_USR1; import static android.os.Process.SYSTEM_UID; import static android.os.Process.THREAD_GROUP_BG_NONINTERACTIVE; import static android.os.Process.THREAD_GROUP_DEFAULT; import static android.os.Process.THREAD_GROUP_RESTRICTED; import static android.os.Process.THREAD_GROUP_TOP_APP; import static android.os.Process.THREAD_PRIORITY_BACKGROUND; import static android.os.Process.THREAD_PRIORITY_FOREGROUND; import static android.os.Process.getFreeMemory; import static android.os.Process.getTotalMemory; import static android.os.Process.isThreadInProcess; import static android.os.Process.killProcess; import static android.os.Process.killProcessQuiet; import static android.os.Process.myPid; import static android.os.Process.myUid; import static android.os.Process.readProcFile; import static android.os.Process.removeAllProcessGroups; import static android.os.Process.sendSignal; import static android.os.Process.setProcessGroup; import static android.os.Process.setThreadPriority; import static android.os.Process.setThreadScheduler; import static android.os.Process.startWebView; import static android.os.Process.zygoteProcess; import static android.os.Trace.TRACE_TAG_ACTIVITY_MANAGER; import static android.provider.Settings.Global.ALWAYS_FINISH_ACTIVITIES; import static android.provider.Settings.Global.DEBUG_APP; import static android.provider.Settings.Global.DEVELOPMENT_ENABLE_FREEFORM_WINDOWS_SUPPORT; import static android.provider.Settings.Global.DEVELOPMENT_FORCE_RESIZABLE_ACTIVITIES; import static android.provider.Settings.Global.DEVELOPMENT_FORCE_RTL; import static android.provider.Settings.Global.HIDE_ERROR_DIALOGS; import static android.provider.Settings.Global.NETWORK_ACCESS_TIMEOUT_MS; import static android.provider.Settings.Global.WAIT_FOR_DEBUGGER; import static android.provider.Settings.System.FONT_SCALE; import static android.service.voice.VoiceInteractionSession.SHOW_SOURCE_APPLICATION; import static android.text.format.DateUtils.DAY_IN_MILLIS; import static android.view.Display.DEFAULT_DISPLAY; import static android.view.Display.INVALID_DISPLAY; import static com.android.internal.util.XmlUtils.readBooleanAttribute; import static com.android.internal.util.XmlUtils.readIntAttribute; import static com.android.internal.util.XmlUtils.readLongAttribute; import static com.android.internal.util.XmlUtils.writeBooleanAttribute; import static com.android.internal.util.XmlUtils.writeIntAttribute; import static com.android.internal.util.XmlUtils.writeLongAttribute; import static com.android.server.am.Activ