本文从main函数出发，详细探讨了Android系统服务SystemServer.java的实现，包括构造函数及资源管理器的初始化过程。
/*
* Copyright (C) 2006 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;
import android.app.ActivityManagerNative;
import android.app.ActivityThread;
import android.app.IAlarmManager;
import android.app.INotificationManager;
import android.app.usage.UsageStatsManagerInternal;
import android.bluetooth.BluetoothAdapter;
import android.content.ComponentName;
import android.content.ContentResolver;
import android.content.Context;
import android.content.Intent;
import android.content.pm.IPackageManager;
import android.content.pm.PackageManager;
import android.content.res.Configuration;
import android.media.AudioService;
import android.media.tv.TvInputManager;
import android.os.Build;
import android.os.Environment;
import android.os.FactoryTest;
import android.os.Handler;
import android.os.IBinder;
import android.os.IPowerManager;
import android.os.Looper;
import android.os.RemoteException;
import android.os.ServiceManager;
import android.os.StrictMode;
import android.os.SystemClock;
import android.os.SystemProperties;
import android.os.UserHandle;
import android.service.dreams.DreamService;
import android.util.DisplayMetrics;
import android.util.EventLog;
import android.util.Log;
import android.util.Slog;
import android.view.WindowManager;
import android.webkit.WebViewFactory;
import com.android.internal.R;
import com.android.internal.os.BinderInternal;
import com.android.internal.os.Zygote;
import com.android.internal.os.SamplingProfilerIntegration;
import com.android.server.accessibility.AccessibilityManagerService;
import com.android.server.accounts.AccountManagerService;
import com.android.server.am.ActivityManagerService;
import com.android.server.am.BatteryStatsService;
import com.android.server.clipboard.ClipboardService;
import com.android.server.content.ContentService;
import com.android.server.devicepolicy.DevicePolicyManagerService;
import com.android.server.display.DisplayManagerService;
import com.android.server.dreams.DreamManagerService;
import com.android.server.fingerprint.FingerprintService;
import com.android.server.hdmi.HdmiControlService;
import com.android.server.input.InputManagerService;
import com.android.server.job.JobSchedulerService;
import com.android.server.lights.LightsManager;
import com.android.server.lights.LightsService;
import com.android.server.media.MediaRouterService;
import com.android.server.media.MediaSessionService;
import com.android.server.media.projection.MediaProjectionManagerService;
import com.android.server.net.NetworkPolicyManagerService;
import com.android.server.net.NetworkStatsService;
import com.android.server.notification.NotificationManagerService;
import com.android.server.os.SchedulingPolicyService;
import com.android.server.pm.BackgroundDexOptService;
import com.android.server.pm.Installer;
import com.android.server.pm.LauncherAppsService;
import com.android.server.pm.PackageManagerService;
import com.android.server.pm.UserManagerService;
import com.android.server.power.PowerManagerService;
import com.android.server.power.ShutdownThread;
import com.android.server.restrictions.RestrictionsManagerService;
import com.android.server.search.SearchManagerService;
import com.android.server.statusbar.StatusBarManagerService;
import com.android.server.storage.DeviceStorageMonitorService;
import com.android.server.telecom.TelecomLoaderService;
import com.android.server.trust.TrustManagerService;
import com.android.server.tv.TvInputManagerService;
import com.android.server.twilight.TwilightService;
import com.android.server.usage.UsageStatsService;
import com.android.server.usb.UsbService;
import com.android.server.wallpaper.WallpaperManagerService;
import com.android.server.webkit.WebViewUpdateService;
import com.android.server.wm.WindowManagerService;
import dalvik.system.VMRuntime;
import java.io.File;
import java.util.Timer;
import java.util.TimerTask;
public final class SystemServer {
private static final String TAG = "SystemServer";
private static final String ENCRYPTING_STATE = "trigger_restart_min_framework";
private static final String ENCRYPTED_STATE = "1";
private static final long SNAPSHOT_INTERVAL = 60 * 60 * 1000; // 1hr
// The earliest supported time. We pick one day into 1970, to
// give any timezone code room without going into negative time.
private static final long EARLIEST_SUPPORTED_TIME = 86400 * 1000;
/*
* Implementation class names. TODO: Move them to a codegen class or load
* them from the build system somehow.
*/
private static final String BACKUP_MANAGER_SERVICE_CLASS =
"com.android.server.backup.BackupManagerService$Lifecycle";
private static final String APPWIDGET_SERVICE_CLASS =
"com.android.server.appwidget.AppWidgetService";
private static final String VOICE_RECOGNITION_MANAGER_SERVICE_CLASS =
"com.android.server.voiceinteraction.VoiceInteractionManagerService";
private static final String PRINT_MANAGER_SERVICE_CLASS =
"com.android.server.print.PrintManagerService";
private static final String USB_SERVICE_CLASS =
"com.android.server.usb.UsbService$Lifecycle";
private static final String WIFI_SERVICE_CLASS =
"com.android.server.wifi.WifiService";
private static final String WIFI_P2P_SERVICE_CLASS =
"com.android.server.wifi.p2p.WifiP2pService";
private static final String ETHERNET_SERVICE_CLASS =
"com.android.server.ethernet.EthernetService";
private static final String JOB_SCHEDULER_SERVICE_CLASS =
"com.android.server.job.JobSchedulerService";
private static final String PERSISTENT_DATA_BLOCK_PROP = "ro.frp.pst";
private final int mFactoryTestMode;
private Timer mProfilerSnapshotTimer;
private Context mSystemContext;
private SystemServiceManager mSystemServiceManager;
// TODO: remove all of these references by improving dependency resolution and boot phases
private PowerManagerService mPowerManagerService;
private ActivityManagerService mActivityManagerService;
private DisplayManagerService mDisplayManagerService;
private PackageManagerService mPackageManagerService;
private PackageManager mPackageManager;
private ContentResolver mContentResolver;
private boolean mOnlyCore;
private boolean mFirstBoot;
/**
* Called to initialize native system services.
*/
private static native void nativeInit();
/**
* The main entry point from zygote.
*/
public static void main(String[] args) {
new SystemServer().run();
}
public SystemServer() {
// Check for factory test mode.
mFactoryTestMode = FactoryTest.getMode();
}
private void run() {
// If a device's clock is before 1970 (before 0), a lot of
// APIs crash dealing with negative numbers, notably
// java.io.File#setLastModified, so instead we fake it and
// hope that time from cell towers or NTP fixes it shortly.
if (System.currentTimeMillis() < EARLIEST_SUPPORTED_TIME) {
Slog.w(TAG, "System clock is before 1970; setting to 1970.");
SystemClock.setCurrentTimeMillis(EARLIEST_SUPPORTED_TIME);
}
// Here we go!
Slog.i(TAG, "Entered the Android system server!");
EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_SYSTEM_RUN, SystemClock.uptimeMillis());
// In case the runtime switched since last boot (such as when
// the old runtime was removed in an OTA), set the system
// property so that it is in sync. We can't do this in
// libnativehelper's JniInvocation::Init code where we already
// had to fallback to a different runtime because it is
// running as root and we need to be the system user to set
// the property. http://b/11463182
SystemProperties.set("persist.sys.dalvik.vm.lib.2", VMRuntime.getRuntime().vmLibrary());
// Enable the sampling profiler.
if (SamplingProfilerIntegration.isEnabled()) {
SamplingProfilerIntegration.start();
mProfilerSnapshotTimer = new Timer();
mProfilerSnapshotTimer.schedule(new TimerTask() {
@Override
public void run() {
SamplingProfilerIntegration.writeSnapshot("system_server", null);
}
}, SNAPSHOT_INTERVAL, SNAPSHOT_INTERVAL);
}
// Mmmmmm... more memory!
VMRuntime.getRuntime().clearGrowthLimit();
// The system server has to run all of the time, so it needs to be
// as efficient as possible with its memory usage.
VMRuntime.getRuntime().setTargetHeapUtilization(0.8f);
// Some devices rely on runtime fingerprint generation, so make sure
// we've defined it before booting further.
Build.ensureFingerprintProperty();
// Within the system server, it is an error to access Environment paths without
// explicitly specifying a user.
Environment.setUserRequired(true);
// Ensure binder calls into the system always run at foreground priority.
BinderInternal.disableBackgroundScheduling(true);
// Prepare the main looper thread (this thread).
android.os.Process.setThreadPriority(
android.os.Process.THREAD_PRIORITY_FOREGROUND);
android.os.Process.setCanSelfBackground(false);
Looper.prepareMainLooper();
// Initialize native services.
System.loadLibrary("android_servers");
nativeInit();
// Check whether we failed to shut down last time we tried.
// This call may not return.
performPendingShutdown();
// Initialize the system context.
createSystemContext();
// Create the system service manager.
mSystemServiceManager = new SystemServiceManager(mSystemContext);
LocalServices.addService(SystemServiceManager.class, mSystemServiceManager);
// Start services.
try {
startBootstrapServices();
startCoreServices();
startOtherServices();
} catch (Throwable ex) {
Slog.e("System", "******************************************");
Slog.e("System", "************ Failure starting system services", ex);
throw ex;
}
// For debug builds, log event loop stalls to dropbox for analysis.
if (StrictMode.conditionallyEnableDebugLogging()) {
Slog.i(TAG, "Enabled StrictMode for system server main thread.");
}
// Loop forever.
Looper.loop();
throw new RuntimeException("Main thread loop unexpectedly exited");
}
private void reportWtf(String msg, Throwable e) {
Slog.w(TAG, "***********************************************");
Slog.wtf(TAG, "BOOT FAILURE " + msg, e);
}
private void performPendingShutdown() {
final String shutdownAction = SystemProperties.get(
ShutdownThread.SHUTDOWN_ACTION_PROPERTY, "");
if (shutdownAction != null && shutdownAction.length() > 0) {
boolean reboot = (shutdownAction.charAt(0) == '1');
final String reason;
if (shutdownAction.length() > 1) {
reason = shutdownAction.substring(1, shutdownAction.length());
} else {
reason = null;
}
ShutdownThread.rebootOrShutdown(reboot, reason);
}
}
private void createSystemContext() {
ActivityThread activityThread = ActivityThread.systemMain();
mSystemContext = activityThread.getSystemContext();
mSystemContext.setTheme(android.R.style.Theme_DeviceDefault_Light_DarkActionBar);
}
/**
* Starts the small tangle of critical services that are needed to get
* the system off the ground. These services have complex mutual dependencies
* which is why we initialize them all in one place here. Unless your service
* is also entwined in these dependencies, it should be initialized in one of
* the other functions.
*/
private void startBootstrapServices() {
// Wait for installd to finish starting up so that it has a chance to
// create critical directories such as /data/user with the appropriate
// permissions. We need this to complete before we initialize other services.
Installer installer = mSystemServiceManager.startService(Installer.class);
// Activity manager runs the show.
mActivityManagerService = mSystemServiceManager.startService(
ActivityManagerService.Lifecycle.class).getService();
mActivityManagerService.setSystemServiceManager(mSystemServiceManager);
mActivityManagerService.setInstaller(installer);
// Power manager needs to be started early because other services need it.
// Native daemons may be watching for it to be registered so it must be ready
// to handle incoming binder calls immediately (including being able to verify
// the permissions for those calls).
mPowerManagerService = mSystemServiceManager.startService(PowerManagerService.class);
// Now that the power manager has been started, let the activity manager
// initialize power management features.
mActivityManagerService.initPowerManagement();
// Display manager is needed to provide display metrics before package manager
// starts up.
mDisplayManagerService = mSystemServiceManager.startService(DisplayManagerService.class);
// We need the default display before we can initialize the package manager.
mSystemServiceManager.startBootPhase(SystemService.PHASE_WAIT_FOR_DEFAULT_DISPLAY);
// Only run "core" apps if we're encrypting the device.
String cryptState = SystemProperties.get("vold.decrypt");
if (ENCRYPTING_STATE.equals(cryptState)) {
Slog.w(TAG, "Detected encryption in progress - only parsing core apps");
mOnlyCore = true;
} else if (ENCRYPTED_STATE.equals(cryptState)) {
Slog.w(TAG, "Device encrypted - only parsing core apps");
mOnlyCore = true;
}
// Start the package manager.
Slog.i(TAG, "Package Manager");
mPackageManagerService = PackageManagerService.main(mSystemContext, installer,
mFactoryTestMode != FactoryTest.FACTORY_TEST_OFF, mOnlyCore);
mFirstBoot = mPackageManagerService.isFirstBoot();
mPackageManager = mSystemContext.getPackageManager();
Slog.i(TAG, "User Service");
ServiceManager.addService(Context.USER_SERVICE, UserManagerService.getInstance());
// Initialize attribute cache used to cache resources from packages.
AttributeCache.init(mSystemContext);
// Set up the Application instance for the system process and get started.
mActivityManagerService.setSystemProcess();
}
/**
* Starts some essential services that are not tangled up in the bootstrap process.
*/
private void startCoreServices() {
// Manages LEDs and display backlight.
mSystemServiceManager.startService(LightsService.class);
// Tracks the battery level. Requires LightService.
mSystemServiceManager.startService(BatteryService.class);
// Tracks application usage stats.
mSystemServiceManager.startService(UsageStatsService.class);
mActivityManagerService.setUsageStatsManager(
LocalServices.getService(UsageStatsManagerInternal.class));
// Update after UsageStatsService is available, needed before performBootDexOpt.
mPackageManagerService.getUsageStatsIfNoPackageUsageInfo();
// Tracks whether the updatable WebView is in a ready state and watches for update installs.
mSystemServiceManager.startService(WebViewUpdateService.class);
}
/**
* Starts a miscellaneous grab bag of stuff that has yet to be refactored
* and organized.
*/
private void startOtherServices() {
final Context context = mSystemContext;
AccountManagerService accountManager = null;
ContentService contentService = null;
VibratorService vibrator = null;
IAlarmManager alarm = null;
MountService mountService = null;
NetworkManagementService networkManagement = null;
NetworkStatsService networkStats = null;
NetworkPolicyManagerService networkPolicy = null;
ConnectivityService connectivity = null;
NetworkScoreService networkScore = null;
NsdService serviceDiscovery= null;
WindowManagerService wm = null;
BluetoothManagerService bluetooth = null;
UsbService usb = null;
SerialService serial = null;
NetworkTimeUpdateService networkTimeUpdater = null;
CommonTimeManagementService commonTimeMgmtService = null;
InputManagerService inputManager = null;
TelephonyRegistry telephonyRegistry = null;
ConsumerIrService consumerIr = null;
AudioService audioService = null;
MmsServiceBroker mmsService = null;
boolean disableStorage = SystemProperties.getBoolean("config.disable_storage", false);
boolean disableMedia = SystemProperties.getBoolean("config.disable_media", false);
boolean disableBluetooth = SystemProperties.getBoolean("config.disable_bluetooth", false);
boolean disableTelephony = SystemProperties.getBoolean("config.disable_telephony", false);
boolean disableLocation = SystemProperties.getBoolean("config.disable_location", false);
boolean disableSystemUI = SystemProperties.getBoolean("config.disable_systemui", false);
boolean disableNonCoreServices = SystemProperties.getBoolean("config.disable_noncore", false);
boolean disableNetwork = SystemProperties.getBoolean("config.disable_network", false);
boolean disableNetworkTime = SystemProperties.getBoolean("config.disable_networktime", false);
boolean isEmulator = SystemProperties.get("ro.kernel.qemu").equals("1");
try {
Slog.i(TAG, "Reading configuration...");
SystemConfig.getInstance();
Slog.i(TAG, "Scheduling Policy");
ServiceManager.addService("scheduling_policy", new SchedulingPolicyService());
mSystemServiceManager.startService(TelecomLoaderService.class);
Slog.i(TAG, "Telephony Registry");
telephonyRegistry = new TelephonyRegistry(context);
ServiceManager.addService("telephony.registry", telephonyRegistry);
Slog.i(TAG, "Entropy Mixer");
ServiceManager.addService("entropy", new EntropyMixer(context));
mContentResolver = context.getContentResolver();
// The AccountManager must come before the ContentService
try {
// TODO: seems like this should be disable-able, but req'd by ContentService
Slog.i(TAG, "Account Manager");
accountManager = new AccountManagerService(context);
ServiceManager.addService(Context.ACCOUNT_SERVICE, accountManager);
} catch (Throwable e) {
Slog.e(TAG, "Failure starting Account Manager", e);
}
Slog.i(TAG, "Content Manager");
contentService = ContentService.main(context,
mFactoryTestMode == FactoryTest.FACTORY_TEST_LOW_LEVEL);
Slog.i(TAG, "System Content Providers");
mActivityManagerService.installSystemProviders();
Slog.i(TAG, "Vibrator Service");
vibrator = new VibratorService(context);
ServiceManager.addService("vibrator", vibrator);
Slog.i(TAG, "Consumer IR Service");
consumerIr = new ConsumerIrService(context);
ServiceManager.addService(Context.CONSUMER_IR_SERVICE, consumerIr);
mSystemServiceManager.startService(AlarmManagerService.class);
alarm = IAlarmManager.Stub.asInterface(
ServiceManager.getService(Context.ALARM_SERVICE));
Slog.i(TAG, "Init Watchdog");
final Watchdog watchdog = Watchdog.getInstance();
watchdog.init(context, mActivityManagerService);
Slog.i(TAG, "Input Manager");
inputManager = new InputManagerService(context);
Slog.i(TAG, "Window Manager");
wm = WindowManagerService.main(context, inputManager,
mFactoryTestMode != FactoryTest.FACTORY_TEST_LOW_LEVEL,
!mFirstBoot, mOnlyCore);
ServiceManager.addService(Context.WINDOW_SERVICE, wm);
ServiceManager.addService(Context.INPUT_SERVICE, inputManager);
mActivityManagerService.setWindowManager(wm);
inputManager.setWindowManagerCallbacks(wm.getInputMonitor());
inputManager.start();
// TODO: Use service dependencies instead.
mDisplayManagerService.windowManagerAndInputReady();
// Skip Bluetooth if we have an emulator kernel
// TODO: Use a more reliable check to see if this product should
// support Bluetooth - see bug 988521
if (isEmulator) {
Slog.i(TAG, "No Bluetooh Service (emulator)");
} else if (mFactoryTestMode == FactoryTest.FACTORY_TEST_LOW_LEVEL) {
Slog.i(TAG, "No Bluetooth Service (factory test)");
} else if (!context.getPackageManager().hasSystemFeature
(PackageManager.FEATURE_BLUETOOTH)) {
Slog.i(TAG, "No Bluetooth Service (Bluetooth Hardware Not Present)");
} else if (disableBluetooth) {
Slog.i(TAG, "Bluetooth Service disabled by config");
} else {
Slog.i(TAG, "Bluetooth Manager Service");
bluetooth = new BluetoothManagerService(context);
ServiceManager.addService(BluetoothAdapter.BLUETOOTH_MANAGER_SERVICE, bluetooth);
}
} catch (RuntimeException e) {
Slog.e("System", "******************************************");
Slog.e("System", "************ Failure starting core service", e);
}
StatusBarManagerService statusBar = null;
INotificationManager notification = null;
InputMethodManagerService imm = null;
WallpaperManagerService wallpaper = null;
LocationManagerService location = null;
CountryDetectorService countryDetector = null;
TextServicesManagerService tsms = null;
LockSettingsService lockSettings = null;
AssetAtlasService atlas = null;
MediaRouterService mediaRouter = null;
// Bring up services needed for UI.
if (mFactoryTestMode != FactoryTest.FACTORY_TEST_LOW_LEVEL) {
//if (!disableNonCoreServices) { // TODO: View depends on these; mock them?
if (true) {
try {
Slog.i(TAG, "Input Method Service");
imm = new InputMethodManagerService(context, wm);
ServiceManager.addService(Context.INPUT_METHOD_SERVICE, imm);
} catch (Throwable e) {
reportWtf("starting Input Manager Service", e);
}
try {
Slog.i(TAG, "Accessibility Manager");
ServiceManager.addService(Context.ACCESSIBILITY_SERVICE,
new AccessibilityManagerService(context));
} catch (Throwable e) {
reportWtf("starting Accessibility Manager", e);
}
}
}
try {
wm.displayReady();
} catch (Throwable e) {
reportWtf("making display ready", e);
}
if (mFactoryTestMode != FactoryTest.FACTORY_TEST_LOW_LEVEL) {
if (!disableStorage &&
!"0".equals(SystemProperties.get("system_init.startmountservice"))) {
try {
/*
* NotificationManagerService is dependant on MountService,
* (for media / usb notifications) so we must start MountService first.
*/
Slog.i(TAG, "Mount Service");
mountService = new MountService(context);
ServiceManager.addService("mount", mountService);
} catch (Throwable e) {
reportWtf("starting Mount Service", e);
}
}
}
try {
mPackageManagerService.performBootDexOpt();
} catch (Throwable e) {
reportWtf("performing boot dexopt", e);
}
try {
ActivityManagerNative.getDefault().showBootMessage(
context.getResources().getText(
com.android.internal.R.string.android_upgrading_starting_apps),
false);
} catch (RemoteException e) {
}
if (mFactoryTestMode != FactoryTest.FACTORY_TEST_LOW_LEVEL) {
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "LockSettingsService");
lockSettings = new LockSettingsService(context);
ServiceManager.addService("lock_settings", lockSettings);
} catch (Throwable e) {
reportWtf("starting LockSettingsService service", e);
}
if (!SystemProperties.get(PERSISTENT_DATA_BLOCK_PROP).equals("")) {
mSystemServiceManager.startService(PersistentDataBlockService.class);
}
// Always start the Device Policy Manager, so that the API is compatible with
// API8.
mSystemServiceManager.startService(DevicePolicyManagerService.Lifecycle.class);
}
if (!disableSystemUI) {
try {
Slog.i(TAG, "Status Bar");
statusBar = new StatusBarManagerService(context, wm);
ServiceManager.addService(Context.STATUS_BAR_SERVICE, statusBar);
} catch (Throwable e) {
reportWtf("starting StatusBarManagerService", e);
}
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Clipboard Service");
ServiceManager.addService(Context.CLIPBOARD_SERVICE,
new ClipboardService(context));
} catch (Throwable e) {
reportWtf("starting Clipboard Service", e);
}
}
if (!disableNetwork) {
try {
Slog.i(TAG, "NetworkManagement Service");
networkManagement = NetworkManagementService.create(context);
ServiceManager.addService(Context.NETWORKMANAGEMENT_SERVICE, networkManagement);
} catch (Throwable e) {
reportWtf("starting NetworkManagement Service", e);
}
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Text Service Manager Service");
tsms = new TextServicesManagerService(context);
ServiceManager.addService(Context.TEXT_SERVICES_MANAGER_SERVICE, tsms);
} catch (Throwable e) {
reportWtf("starting Text Service Manager Service", e);
}
}
if (!disableNetwork) {
try {
Slog.i(TAG, "Network Score Service");
networkScore = new NetworkScoreService(context);
ServiceManager.addService(Context.NETWORK_SCORE_SERVICE, networkScore);
} catch (Throwable e) {
reportWtf("starting Network Score Service", e);
}
try {
Slog.i(TAG, "NetworkStats Service");
networkStats = new NetworkStatsService(context, networkManagement, alarm);
ServiceManager.addService(Context.NETWORK_STATS_SERVICE, networkStats);
} catch (Throwable e) {
reportWtf("starting NetworkStats Service", e);
}
try {
Slog.i(TAG, "NetworkPolicy Service");
networkPolicy = new NetworkPolicyManagerService(
context, mActivityManagerService,
(IPowerManager)ServiceManager.getService(Context.POWER_SERVICE),
networkStats, networkManagement);
ServiceManager.addService(Context.NETWORK_POLICY_SERVICE, networkPolicy);
} catch (Throwable e) {
reportWtf("starting NetworkPolicy Service", e);
}
mSystemServiceManager.startService(WIFI_P2P_SERVICE_CLASS);
mSystemServiceManager.startService(WIFI_SERVICE_CLASS);
mSystemServiceManager.startService(
"com.android.server.wifi.WifiScanningService");
mSystemServiceManager.startService("com.android.server.wifi.RttService");
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_ETHERNET)) {
mSystemServiceManager.startService(ETHERNET_SERVICE_CLASS);
}
try {
Slog.i(TAG, "Connectivity Service");
connectivity = new ConnectivityService(
context, networkManagement, networkStats, networkPolicy);
ServiceManager.addService(Context.CONNECTIVITY_SERVICE, connectivity);
networkStats.bindConnectivityManager(connectivity);
networkPolicy.bindConnectivityManager(connectivity);
} catch (Throwable e) {
reportWtf("starting Connectivity Service", e);
}
try {
Slog.i(TAG, "Network Service Discovery Service");
serviceDiscovery = NsdService.create(context);
ServiceManager.addService(
Context.NSD_SERVICE, serviceDiscovery);
} catch (Throwable e) {
reportWtf("starting Service Discovery Service", e);
}
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "UpdateLock Service");
ServiceManager.addService(Context.UPDATE_LOCK_SERVICE,
new UpdateLockService(context));
} catch (Throwable e) {
reportWtf("starting UpdateLockService", e);
}
}
/*
* MountService has a few dependencies: Notification Manager and
* AppWidget Provider. Make sure MountService is completely started
* first before continuing.
*/
if (mountService != null && !mOnlyCore) {
mountService.waitForAsecScan();
}
try {
if (accountManager != null)
accountManager.systemReady();
} catch (Throwable e) {
reportWtf("making Account Manager Service ready", e);
}
try {
if (contentService != null)
contentService.systemReady();
} catch (Throwable e) {
reportWtf("making Content Service ready", e);
}
mSystemServiceManager.startService(NotificationManagerService.class);
notification = INotificationManager.Stub.asInterface(
ServiceManager.getService(Context.NOTIFICATION_SERVICE));
networkPolicy.bindNotificationManager(notification);
mSystemServiceManager.startService(DeviceStorageMonitorService.class);
if (!disableLocation) {
try {
Slog.i(TAG, "Location Manager");
location = new LocationManagerService(context);
ServiceManager.addService(Context.LOCATION_SERVICE, location);
} catch (Throwable e) {
reportWtf("starting Location Manager", e);
}
try {
Slog.i(TAG, "Country Detector");
countryDetector = new CountryDetectorService(context);
ServiceManager.addService(Context.COUNTRY_DETECTOR, countryDetector);
} catch (Throwable e) {
reportWtf("starting Country Detector", e);
}
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Search Service");
ServiceManager.addService(Context.SEARCH_SERVICE,
new SearchManagerService(context));
} catch (Throwable e) {
reportWtf("starting Search Service", e);
}
}
try {
Slog.i(TAG, "DropBox Service");
ServiceManager.addService(Context.DROPBOX_SERVICE,
new DropBoxManagerService(context, new File("/data/system/dropbox")));
} catch (Throwable e) {
reportWtf("starting DropBoxManagerService", e);
}
if (!disableNonCoreServices && context.getResources().getBoolean(
R.bool.config_enableWallpaperService)) {
try {
Slog.i(TAG, "Wallpaper Service");
wallpaper = new WallpaperManagerService(context);
ServiceManager.addService(Context.WALLPAPER_SERVICE, wallpaper);
} catch (Throwable e) {
reportWtf("starting Wallpaper Service", e);
}
}
if (!disableMedia && !"0".equals(SystemProperties.get("system_init.startaudioservice"))) {
try {
Slog.i(TAG, "Audio Service");
audioService = new AudioService(context);
ServiceManager.addService(Context.AUDIO_SERVICE, audioService);
} catch (Throwable e) {
reportWtf("starting Audio Service", e);
}
}
if (!disableNonCoreServices) {
mSystemServiceManager.startService(DockObserver.class);
}
if (!disableMedia) {
try {
Slog.i(TAG, "Wired Accessory Manager");
// Listen for wired headset changes
inputManager.setWiredAccessoryCallbacks(
new WiredAccessoryManager(context, inputManager));
} catch (Throwable e) {
reportWtf("starting WiredAccessoryManager", e);
}
}
if (!disableNonCoreServices) {
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_USB_HOST)
|| mPackageManager.hasSystemFeature(
PackageManager.FEATURE_USB_ACCESSORY)) {
// Manage USB host and device support
mSystemServiceManager.startService(USB_SERVICE_CLASS);
}
try {
Slog.i(TAG, "Serial Service");
// Serial port support
serial = new SerialService(context);
ServiceManager.addService(Context.SERIAL_SERVICE, serial);
} catch (Throwable e) {
Slog.e(TAG, "Failure starting SerialService", e);
}
}
mSystemServiceManager.startService(TwilightService.class);
mSystemServiceManager.startService(UiModeManagerService.class);
mSystemServiceManager.startService(JobSchedulerService.class);
if (!disableNonCoreServices) {
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_BACKUP)) {
mSystemServiceManager.startService(BACKUP_MANAGER_SERVICE_CLASS);
}
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_APP_WIDGETS)) {
mSystemServiceManager.startService(APPWIDGET_SERVICE_CLASS);
}
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_VOICE_RECOGNIZERS)) {
mSystemServiceManager.startService(VOICE_RECOGNITION_MANAGER_SERVICE_CLASS);
}
}
try {
Slog.i(TAG, "DiskStats Service");
ServiceManager.addService("diskstats", new DiskStatsService(context));
} catch (Throwable e) {
reportWtf("starting DiskStats Service", e);
}
try {
// need to add this service even if SamplingProfilerIntegration.isEnabled()
// is false, because it is this service that detects system property change and
// turns on SamplingProfilerIntegration. Plus, when sampling profiler doesn't work,
// there is little overhead for running this service.
Slog.i(TAG, "SamplingProfiler Service");
ServiceManager.addService("samplingprofiler",
new SamplingProfilerService(context));
} catch (Throwable e) {
reportWtf("starting SamplingProfiler Service", e);
}
if (!disableNetwork && !disableNetworkTime) {
try {
Slog.i(TAG, "NetworkTimeUpdateService");
networkTimeUpdater = new NetworkTimeUpdateService(context);
} catch (Throwable e) {
reportWtf("starting NetworkTimeUpdate service", e);
}
}
if (!disableMedia) {
try {
Slog.i(TAG, "CommonTimeManagementService");
commonTimeMgmtService = new CommonTimeManagementService(context);
ServiceManager.addService("commontime_management", commonTimeMgmtService);
} catch (Throwable e) {
reportWtf("starting CommonTimeManagementService service", e);
}
}
if (!disableNetwork) {
try {
Slog.i(TAG, "CertBlacklister");
CertBlacklister blacklister = new CertBlacklister(context);
} catch (Throwable e) {
reportWtf("starting CertBlacklister", e);
}
}
if (!disableNonCoreServices) {
// Dreams (interactive idle-time views, a/k/a screen savers, and doze mode)
mSystemServiceManager.startService(DreamManagerService.class);
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Assets Atlas Service");
atlas = new AssetAtlasService(context);
ServiceManager.addService(AssetAtlasService.ASSET_ATLAS_SERVICE, atlas);
} catch (Throwable e) {
reportWtf("starting AssetAtlasService", e);
}
}
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_PRINTING)) {
mSystemServiceManager.startService(PRINT_MANAGER_SERVICE_CLASS);
}
mSystemServiceManager.startService(RestrictionsManagerService.class);
mSystemServiceManager.startService(MediaSessionService.class);
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_HDMI_CEC)) {
mSystemServiceManager.startService(HdmiControlService.class);
}
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_LIVE_TV)) {
mSystemServiceManager.startService(TvInputManagerService.class);
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Media Router Service");
mediaRouter = new MediaRouterService(context);
ServiceManager.addService(Context.MEDIA_ROUTER_SERVICE, mediaRouter);
} catch (Throwable e) {
reportWtf("starting MediaRouterService", e);
}
mSystemServiceManager.startService(TrustManagerService.class);
mSystemServiceManager.startService(FingerprintService.class);
try {
Slog.i(TAG, "BackgroundDexOptService");
BackgroundDexOptService.schedule(context);
} catch (Throwable e) {
reportWtf("starting BackgroundDexOptService", e);
}
}
mSystemServiceManager.startService(LauncherAppsService.class);
}
if (!disableNonCoreServices) {
mSystemServiceManager.startService(MediaProjectionManagerService.class);
}
// Before things start rolling, be sure we have decided whether
// we are in safe mode.
final boolean safeMode = wm.detectSafeMode();
if (safeMode) {
mActivityManagerService.enterSafeMode();
// Disable the JIT for the system_server process
VMRuntime.getRuntime().disableJitCompilation();
} else {
// Enable the JIT for the system_server process
VMRuntime.getRuntime().startJitCompilation();
}
// MMS service broker
mmsService = mSystemServiceManager.startService(MmsServiceBroker.class);
// It is now time to start up the app processes...
try {
vibrator.systemReady();
} catch (Throwable e) {
reportWtf("making Vibrator Service ready", e);
}
if (lockSettings != null) {
try {
lockSettings.systemReady();
} catch (Throwable e) {
reportWtf("making Lock Settings Service ready", e);
}
}
// Needed by DevicePolicyManager for initialization
mSystemServiceManager.startBootPhase(SystemService.PHASE_LOCK_SETTINGS_READY);
mSystemServiceManager.startBootPhase(SystemService.PHASE_SYSTEM_SERVICES_READY);
try {
wm.systemReady();
} catch (Throwable e) {
reportWtf("making Window Manager Service ready", e);
}
if (safeMode) {
mActivityManagerService.showSafeModeOverlay();
}
// Update the configuration for this context by hand, because we're going
// to start using it before the config change done in wm.systemReady() will
// propagate to it.
Configuration config = wm.computeNewConfiguration();
DisplayMetrics metrics = new DisplayMetrics();
WindowManager w = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE);
w.getDefaultDisplay().getMetrics(metrics);
context.getResources().updateConfiguration(config, metrics);
try {
// TODO: use boot phase
mPowerManagerService.systemReady(mActivityManagerService.getAppOpsService());
} catch (Throwable e) {
reportWtf("making Power Manager Service ready", e);
}
try {
mPackageManagerService.systemReady();
} catch (Throwable e) {
reportWtf("making Package Manager Service ready", e);
}
try {
// TODO: use boot phase and communicate these flags some other way
mDisplayManagerService.systemReady(safeMode, mOnlyCore);
} catch (Throwable e) {
reportWtf("making Display Manager Service ready", e);
}
// These are needed to propagate to the runnable below.
final MountService mountServiceF = mountService;
final NetworkManagementService networkManagementF = networkManagement;
final NetworkStatsService networkStatsF = networkStats;
final NetworkPolicyManagerService networkPolicyF = networkPolicy;
final ConnectivityService connectivityF = connectivity;
final NetworkScoreService networkScoreF = networkScore;
final WallpaperManagerService wallpaperF = wallpaper;
final InputMethodManagerService immF = imm;
final LocationManagerService locationF = location;
final CountryDetectorService countryDetectorF = countryDetector;
final NetworkTimeUpdateService networkTimeUpdaterF = networkTimeUpdater;
final CommonTimeManagementService commonTimeMgmtServiceF = commonTimeMgmtService;
final TextServicesManagerService textServiceManagerServiceF = tsms;
final StatusBarManagerService statusBarF = statusBar;
final AssetAtlasService atlasF = atlas;
final InputManagerService inputManagerF = inputManager;
final TelephonyRegistry telephonyRegistryF = telephonyRegistry;
final MediaRouterService mediaRouterF = mediaRouter;
final AudioService audioServiceF = audioService;
final MmsServiceBroker mmsServiceF = mmsService;
// We now tell the activity manager it is okay to run third party
// code. It will call back into us once it has gotten to the state
// where third party code can really run (but before it has actually
// started launching the initial applications), for us to complete our
// initialization.
mActivityManagerService.systemReady(new Runnable() {
@Override
public void run() {
Slog.i(TAG, "Making services ready");
mSystemServiceManager.startBootPhase(
SystemService.PHASE_ACTIVITY_MANAGER_READY);
try {
mActivityManagerService.startObservingNativeCrashes();
} catch (Throwable e) {
reportWtf("observing native crashes", e);
}
Slog.i(TAG, "WebViewFactory preparation");
WebViewFactory.prepareWebViewInSystemServer();
try {
startSystemUi(context);
} catch (Throwable e) {
reportWtf("starting System UI", e);
}
try {
if (mountServiceF != null) mountServiceF.systemReady();
} catch (Throwable e) {
reportWtf("making Mount Service ready", e);
}
try {
if (networkScoreF != null) networkScoreF.systemReady();
} catch (Throwable e) {
reportWtf("making Network Score Service ready", e);
}
try {
if (networkManagementF != null) networkManagementF.systemReady();
} catch (Throwable e) {
reportWtf("making Network Managment Service ready", e);
}
try {
if (networkStatsF != null) networkStatsF.systemReady();
} catch (Throwable e) {
reportWtf("making Network Stats Service ready", e);
}
try {
if (networkPolicyF != null) networkPolicyF.systemReady();
} catch (Throwable e) {
reportWtf("making Network Policy Service ready", e);
}
try {
if (connectivityF != null) connectivityF.systemReady();
} catch (Throwable e) {
reportWtf("making Connectivity Service ready", e);
}
try {
if (audioServiceF != null) audioServiceF.systemReady();
} catch (Throwable e) {
reportWtf("Notifying AudioService running", e);
}
Watchdog.getInstance().start();
// It is now okay to let the various system services start their
// third party code...
mSystemServiceManager.startBootPhase(
SystemService.PHASE_THIRD_PARTY_APPS_CAN_START);
try {
if (wallpaperF != null) wallpaperF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying WallpaperService running", e);
}
try {
if (immF != null) immF.systemRunning(statusBarF);
} catch (Throwable e) {
reportWtf("Notifying InputMethodService running", e);
}
try {
if (locationF != null) locationF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying Location Service running", e);
}
try {
if (countryDetectorF != null) countryDetectorF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying CountryDetectorService running", e);
}
try {
if (networkTimeUpdaterF != null) networkTimeUpdaterF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying NetworkTimeService running", e);
}
try {
if (commonTimeMgmtServiceF != null) {
commonTimeMgmtServiceF.systemRunning();
}
} catch (Throwable e) {
reportWtf("Notifying CommonTimeManagementService running", e);
}
try {
if (textServiceManagerServiceF != null)
textServiceManagerServiceF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying TextServicesManagerService running", e);
}
try {
if (atlasF != null) atlasF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying AssetAtlasService running", e);
}
try {
// TODO(BT) Pass parameter to input manager
if (inputManagerF != null) inputManagerF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying InputManagerService running", e);
}
try {
if (telephonyRegistryF != null) telephonyRegistryF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying TelephonyRegistry running", e);
}
try {
if (mediaRouterF != null) mediaRouterF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying MediaRouterService running", e);
}
try {
if (mmsServiceF != null) mmsServiceF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying MmsService running", e);
}
}
});
}
static final void startSystemUi(Context context) {
Intent intent = new Intent();
intent.setComponent(new ComponentName("com.android.systemui",
"com.android.systemui.SystemUIService"));
//Slog.d(TAG, "Starting service: " + intent);
context.startServiceAsUser(intent, UserHandle.OWNER);
}
}
从main函数开始
/**
* The main entry point from zygote.//主要的入口
*/
public static void main(String[] args) {
new SystemServer().run();
} private void run() {
// If a device's clock is before 1970 (before 0), a lot of
// APIs crash dealing with negative numbers, notably
// java.io.File#setLastModified, so instead we fake it and
// hope that time from cell towers or NTP fixes it shortly.
if (System.currentTimeMillis() < EARLIEST_SUPPORTED_TIME) {
Slog.w(TAG, "System clock is before 1970; setting to 1970.");
SystemClock.setCurrentTimeMillis(EARLIEST_SUPPORTED_TIME);
}
// Here we go!
Slog.i(TAG, "Entered the Android system server!");
EventLog.writeEvent(EventLogTags.BOOT_PROGRESS_SYSTEM_RUN, SystemClock.uptimeMillis());
// In case the runtime switched since last boot (such as when
// the old runtime was removed in an OTA), set the system
// property so that it is in sync. We can't do this in
// libnativehelper's JniInvocation::Init code where we already
// had to fallback to a different runtime because it is
// running as root and we need to be the system user to set
// the property. http://b/11463182
SystemProperties.set("persist.sys.dalvik.vm.lib.2", VMRuntime.getRuntime().vmLibrary());
// Enable the sampling profiler.
if (SamplingProfilerIntegration.isEnabled()) {
SamplingProfilerIntegration.start();
mProfilerSnapshotTimer = new Timer();
mProfilerSnapshotTimer.schedule(new TimerTask() {
@Override
public void run() {
SamplingProfilerIntegration.writeSnapshot("system_server", null);
}
}, SNAPSHOT_INTERVAL, SNAPSHOT_INTERVAL);
}
// Mmmmmm... more memory!
VMRuntime.getRuntime().clearGrowthLimit();
// The system server has to run all of the time, so it needs to be
// as efficient as possible with its memory usage.
VMRuntime.getRuntime().setTargetHeapUtilization(0.8f);
// Some devices rely on runtime fingerprint generation, so make sure
// we've defined it before booting further.
Build.ensureFingerprintProperty();
// Within the system server, it is an error to access Environment paths without
// explicitly specifying a user.
Environment.setUserRequired(true);
// Ensure binder calls into the system always run at foreground priority.
BinderInternal.disableBackgroundScheduling(true);
// Prepare the main looper thread (this thread).
android.os.Process.setThreadPriority(
android.os.Process.THREAD_PRIORITY_FOREGROUND);
android.os.Process.setCanSelfBackground(false);
Looper.prepareMainLooper();
// Initialize native services.
System.loadLibrary("android_servers");
nativeInit();
// Check whether we failed to shut down last time we tried.
// This call may not return.
performPendingShutdown();
// Initialize the system context.
createSystemContext();
// Create the system service manager.
mSystemServiceManager = new SystemServiceManager(mSystemContext);
LocalServices.addService(SystemServiceManager.class, mSystemServiceManager);
// Start services.
try {
startBootstrapServices();
startCoreServices();
startOtherServices();
} catch (Throwable ex) {
Slog.e("System", "******************************************");
Slog.e("System", "************ Failure starting system services", ex);
throw ex;
}
// For debug builds, log event loop stalls to dropbox for analysis.
if (StrictMode.conditionallyEnableDebugLogging()) {
Slog.i(TAG, "Enabled StrictMode for system server main thread.");
}
// Loop forever.
Looper.loop();
throw new RuntimeException("Main thread loop unexpectedly exited");
}
private void reportWtf(String msg, Throwable e) {
Slog.w(TAG, "***********************************************");
Slog.wtf(TAG, "BOOT FAILURE " + msg, e);
}功能1：开启VM检测功能 初始化 本地方法 ，2.初始化系统上下文 3.创建系统服务管理 4.开启服务。循环等待
2.初始化系统上下文 private void createSystemContext() {
ActivityThread activityThread = ActivityThread.systemMain();//获取ACTIVITYTHREAD实例
mSystemContext = activityThread.getSystemContext();获取上下文
mSystemContext.setTheme(android.R.style.Theme_DeviceDefault_Light_DarkActionBar);设置上下文主题
}ActivityThread
public static ActivityThread systemMain() {
// The system process on low-memory devices do not get to use hardware
// accelerated drawing, since this can add too much overhead to the
// process.
if (!ActivityManager.isHighEndGfx()) {
HardwareRenderer.disable(true);
} else {
HardwareRenderer.enableForegroundTrimming();
}
ActivityThread thread = new ActivityThread();
thread.attach(true);
return thread;
} ActivityThread() {
mResourcesManager = ResourcesManager.getInstance();
}构造函数，初始化一个资源管理器
public ContextImpl getSystemContext() {
synchronized (this) {
if (mSystemContext == null) {
mSystemContext = ContextImpl.createSystemContext(this);
}
return mSystemContext;
}
}private void attach(boolean system) {
sCurrentActivityThread = this;
mSystemThread = system;
if (!system) {
ViewRootImpl.addFirstDrawHandler(new Runnable() {
@Override
public void run() {
ensureJitEnabled();
}
});
android.ddm.DdmHandleAppName.setAppName("<pre-initialized>",
UserHandle.myUserId());
RuntimeInit.setApplicationObject(mAppThread.asBinder());
final IActivityManager mgr = ActivityManagerNative.getDefault();
try {
mgr.attachApplication(mAppThread);
} catch (RemoteException ex) {
// Ignore
}
// Watch for getting close to heap limit.
BinderInternal.addGcWatcher(new Runnable() {
@Override public void run() {
if (!mSomeActivitiesChanged) {
return;
}
Runtime runtime = Runtime.getRuntime();
long dalvikMax = runtime.maxMemory();
long dalvikUsed = runtime.totalMemory() - runtime.freeMemory();
if (dalvikUsed > ((3*dalvikMax)/4)) {
if (DEBUG_MEMORY_TRIM) Slog.d(TAG, "Dalvik max=" + (dalvikMax/1024)
+ " total=" + (runtime.totalMemory()/1024)
+ " used=" + (dalvikUsed/1024));
mSomeActivitiesChanged = false;
try {
mgr.releaseSomeActivities(mAppThread);
} catch (RemoteException e) {
}
}
}
});
} else {
// Don't set application object here -- if the system crashes,
// we can't display an alert, we just want to die die die.
android.ddm.DdmHandleAppName.setAppName("system_process",
UserHandle.myUserId());
try {
mInstrumentation = new Instrumentation();
ContextImpl context = ContextImpl.createAppContext(
this, getSystemContext().mPackageInfo);
mInitialApplication = context.mPackageInfo.makeApplication(true, null);
mInitialApplication.onCreate();
} catch (Exception e) {
throw new RuntimeException(
"Unable to instantiate Application():" + e.toString(), e);
}
}
// add dropbox logging to libcore
DropBox.setReporter(new DropBoxReporter());
ViewRootImpl.addConfigCallback(new ComponentCallbacks2() {
@Override
public void onConfigurationChanged(Configuration newConfig) {
synchronized (mResourcesManager) {
// We need to apply this change to the resources
// immediately, because upon returning the view
// hierarchy will be informed about it.
if (mResourcesManager.applyConfigurationToResourcesLocked(newConfig, null)) {
// This actually changed the resources! Tell
// everyone about it.
if (mPendingConfiguration == null ||
mPendingConfiguration.isOtherSeqNewer(newConfig)) {
mPendingConfiguration = newConfig;
sendMessage(H.CONFIGURATION_CHANGED, newConfig);
}
}
}
}
@Override
public void onLowMemory() {
}
@Override
public void onTrimMemory(int level) {
}
});
}
/*
* Copyright (C) 2013 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;
import android.util.ArrayMap;
/**
* This class is used in a similar way as ServiceManager, except the services registered here
* are not Binder objects and are only available in the same process.
*
* Once all services are converted to the SystemService interface, this class can be absorbed
* into SystemServiceManager.
*
* {@hide}
*/
public final class LocalServices {
private LocalServices() {}
private static final ArrayMap<Class<?>, Object> sLocalServiceObjects =
new ArrayMap<Class<?>, Object>();
/**
* Returns a local service instance that implements the specified interface.
*
* @param type The type of service.
* @return The service object.
*/
@SuppressWarnings("unchecked")
public static <T> T getService(Class<T> type) {
synchronized (sLocalServiceObjects) {
return (T) sLocalServiceObjects.get(type);
}
}
/**
* Adds a service instance of the specified interface to the global registry of local services.
*/
public static <T> void addService(Class<T> type, T service) {
synchronized (sLocalServiceObjects) {
if (sLocalServiceObjects.containsKey(type)) {
throw new IllegalStateException("Overriding service registration");
}
sLocalServiceObjects.put(type, service);
}
}
}
/**
* Starts the small tangle of critical services that are needed to get
* the system off the ground. These services have complex mutual dependencies
* which is why we initialize them all in one place here. Unless your service
* is also entwined in these dependencies, it should be initialized in one of
* the other functions.
*/
private void startBootstrapServices() {
// Wait for installd to finish starting up so that it has a chance to
// create critical directories such as /data/user with the appropriate
// permissions. We need this to complete before we initialize other services.
Installer installer = mSystemServiceManager.startService(Installer.class);
// Activity manager runs the show.
mActivityManagerService = mSystemServiceManager.startService(
ActivityManagerService.Lifecycle.class).getService();
mActivityManagerService.setSystemServiceManager(mSystemServiceManager);
mActivityManagerService.setInstaller(installer);
// Power manager needs to be started early because other services need it.
// Native daemons may be watching for it to be registered so it must be ready
// to handle incoming binder calls immediately (including being able to verify
// the permissions for those calls).
mPowerManagerService = mSystemServiceManager.startService(PowerManagerService.class);
// Now that the power manager has been started, let the activity manager
// initialize power management features.
mActivityManagerService.initPowerManagement();
// Display manager is needed to provide display metrics before package manager
// starts up.
mDisplayManagerService = mSystemServiceManager.startService(DisplayManagerService.class);
// We need the default display before we can initialize the package manager.
mSystemServiceManager.startBootPhase(SystemService.PHASE_WAIT_FOR_DEFAULT_DISPLAY);
// Only run "core" apps if we're encrypting the device.
String cryptState = SystemProperties.get("vold.decrypt");
if (ENCRYPTING_STATE.equals(cryptState)) {
Slog.w(TAG, "Detected encryption in progress - only parsing core apps");
mOnlyCore = true;
} else if (ENCRYPTED_STATE.equals(cryptState)) {
Slog.w(TAG, "Device encrypted - only parsing core apps");
mOnlyCore = true;
}
// Start the package manager.
Slog.i(TAG, "Package Manager");
mPackageManagerService = PackageManagerService.main(mSystemContext, installer,
mFactoryTestMode != FactoryTest.FACTORY_TEST_OFF, mOnlyCore);
mFirstBoot = mPackageManagerService.isFirstBoot();
mPackageManager = mSystemContext.getPackageManager();
Slog.i(TAG, "User Service");
ServiceManager.addService(Context.USER_SERVICE, UserManagerService.getInstance());
// Initialize attribute cache used to cache resources from packages.
AttributeCache.init(mSystemContext);
// Set up the Application instance for the system process and get started.
mActivityManagerService.setSystemProcess();
}
/**
* Starts some essential services that are not tangled up in the bootstrap process.
*/
private void startCoreServices() {
// Manages LEDs and display backlight.
mSystemServiceManager.startService(LightsService.class);
// Tracks the battery level. Requires LightService.
mSystemServiceManager.startService(BatteryService.class);
// Tracks application usage stats.
mSystemServiceManager.startService(UsageStatsService.class);
mActivityManagerService.setUsageStatsManager(
LocalServices.getService(UsageStatsManagerInternal.class));
// Update after UsageStatsService is available, needed before performBootDexOpt.
mPackageManagerService.getUsageStatsIfNoPackageUsageInfo();
// Tracks whether the updatable WebView is in a ready state and watches for update installs.
mSystemServiceManager.startService(WebViewUpdateService.class);
} /**
* Starts a miscellaneous grab bag of stuff that has yet to be refactored
* and organized.
*/
private void startOtherServices() {
final Context context = mSystemContext;
AccountManagerService accountManager = null;
ContentService contentService = null;
VibratorService vibrator = null;
IAlarmManager alarm = null;
MountService mountService = null;
NetworkManagementService networkManagement = null;
NetworkStatsService networkStats = null;
NetworkPolicyManagerService networkPolicy = null;
ConnectivityService connectivity = null;
NetworkScoreService networkScore = null;
NsdService serviceDiscovery= null;
WindowManagerService wm = null;
BluetoothManagerService bluetooth = null;
UsbService usb = null;
SerialService serial = null;
NetworkTimeUpdateService networkTimeUpdater = null;
CommonTimeManagementService commonTimeMgmtService = null;
InputManagerService inputManager = null;
TelephonyRegistry telephonyRegistry = null;
ConsumerIrService consumerIr = null;
AudioService audioService = null;
MmsServiceBroker mmsService = null;
boolean disableStorage = SystemProperties.getBoolean("config.disable_storage", false);
boolean disableMedia = SystemProperties.getBoolean("config.disable_media", false);
boolean disableBluetooth = SystemProperties.getBoolean("config.disable_bluetooth", false);
boolean disableTelephony = SystemProperties.getBoolean("config.disable_telephony", false);
boolean disableLocation = SystemProperties.getBoolean("config.disable_location", false);
boolean disableSystemUI = SystemProperties.getBoolean("config.disable_systemui", false);
boolean disableNonCoreServices = SystemProperties.getBoolean("config.disable_noncore", false);
boolean disableNetwork = SystemProperties.getBoolean("config.disable_network", false);
boolean disableNetworkTime = SystemProperties.getBoolean("config.disable_networktime", false);
boolean isEmulator = SystemProperties.get("ro.kernel.qemu").equals("1");
try {
Slog.i(TAG, "Reading configuration...");
SystemConfig.getInstance();
Slog.i(TAG, "Scheduling Policy");
ServiceManager.addService("scheduling_policy", new SchedulingPolicyService());
mSystemServiceManager.startService(TelecomLoaderService.class);
Slog.i(TAG, "Telephony Registry");
telephonyRegistry = new TelephonyRegistry(context);
ServiceManager.addService("telephony.registry", telephonyRegistry);
Slog.i(TAG, "Entropy Mixer");
ServiceManager.addService("entropy", new EntropyMixer(context));
mContentResolver = context.getContentResolver();
// The AccountManager must come before the ContentService
try {
// TODO: seems like this should be disable-able, but req'd by ContentService
Slog.i(TAG, "Account Manager");
accountManager = new AccountManagerService(context);
ServiceManager.addService(Context.ACCOUNT_SERVICE, accountManager);
} catch (Throwable e) {
Slog.e(TAG, "Failure starting Account Manager", e);
}
Slog.i(TAG, "Content Manager");
contentService = ContentService.main(context,
mFactoryTestMode == FactoryTest.FACTORY_TEST_LOW_LEVEL);
Slog.i(TAG, "System Content Providers");
mActivityManagerService.installSystemProviders();
Slog.i(TAG, "Vibrator Service");
vibrator = new VibratorService(context);
ServiceManager.addService("vibrator", vibrator);
Slog.i(TAG, "Consumer IR Service");
consumerIr = new ConsumerIrService(context);
ServiceManager.addService(Context.CONSUMER_IR_SERVICE, consumerIr);
mSystemServiceManager.startService(AlarmManagerService.class);
alarm = IAlarmManager.Stub.asInterface(
ServiceManager.getService(Context.ALARM_SERVICE));
Slog.i(TAG, "Init Watchdog");
final Watchdog watchdog = Watchdog.getInstance();
watchdog.init(context, mActivityManagerService);
Slog.i(TAG, "Input Manager");
inputManager = new InputManagerService(context);
Slog.i(TAG, "Window Manager");
wm = WindowManagerService.main(context, inputManager,
mFactoryTestMode != FactoryTest.FACTORY_TEST_LOW_LEVEL,
!mFirstBoot, mOnlyCore);
ServiceManager.addService(Context.WINDOW_SERVICE, wm);
ServiceManager.addService(Context.INPUT_SERVICE, inputManager);
mActivityManagerService.setWindowManager(wm);
inputManager.setWindowManagerCallbacks(wm.getInputMonitor());
inputManager.start();
// TODO: Use service dependencies instead.
mDisplayManagerService.windowManagerAndInputReady();
// Skip Bluetooth if we have an emulator kernel
// TODO: Use a more reliable check to see if this product should
// support Bluetooth - see bug 988521
if (isEmulator) {
Slog.i(TAG, "No Bluetooh Service (emulator)");
} else if (mFactoryTestMode == FactoryTest.FACTORY_TEST_LOW_LEVEL) {
Slog.i(TAG, "No Bluetooth Service (factory test)");
} else if (!context.getPackageManager().hasSystemFeature
(PackageManager.FEATURE_BLUETOOTH)) {
Slog.i(TAG, "No Bluetooth Service (Bluetooth Hardware Not Present)");
} else if (disableBluetooth) {
Slog.i(TAG, "Bluetooth Service disabled by config");
} else {
Slog.i(TAG, "Bluetooth Manager Service");
bluetooth = new BluetoothManagerService(context);
ServiceManager.addService(BluetoothAdapter.BLUETOOTH_MANAGER_SERVICE, bluetooth);
}
} catch (RuntimeException e) {
Slog.e("System", "******************************************");
Slog.e("System", "************ Failure starting core service", e);
}
StatusBarManagerService statusBar = null;
INotificationManager notification = null;
InputMethodManagerService imm = null;
WallpaperManagerService wallpaper = null;
LocationManagerService location = null;
CountryDetectorService countryDetector = null;
TextServicesManagerService tsms = null;
LockSettingsService lockSettings = null;
AssetAtlasService atlas = null;
MediaRouterService mediaRouter = null;
// Bring up services needed for UI.
if (mFactoryTestMode != FactoryTest.FACTORY_TEST_LOW_LEVEL) {
//if (!disableNonCoreServices) { // TODO: View depends on these; mock them?
if (true) {
try {
Slog.i(TAG, "Input Method Service");
imm = new InputMethodManagerService(context, wm);
ServiceManager.addService(Context.INPUT_METHOD_SERVICE, imm);
} catch (Throwable e) {
reportWtf("starting Input Manager Service", e);
}
try {
Slog.i(TAG, "Accessibility Manager");
ServiceManager.addService(Context.ACCESSIBILITY_SERVICE,
new AccessibilityManagerService(context));
} catch (Throwable e) {
reportWtf("starting Accessibility Manager", e);
}
}
}
try {
wm.displayReady();
} catch (Throwable e) {
reportWtf("making display ready", e);
}
if (mFactoryTestMode != FactoryTest.FACTORY_TEST_LOW_LEVEL) {
if (!disableStorage &&
!"0".equals(SystemProperties.get("system_init.startmountservice"))) {
try {
/*
* NotificationManagerService is dependant on MountService,
* (for media / usb notifications) so we must start MountService first.
*/
Slog.i(TAG, "Mount Service");
mountService = new MountService(context);
ServiceManager.addService("mount", mountService);
} catch (Throwable e) {
reportWtf("starting Mount Service", e);
}
}
}
try {
mPackageManagerService.performBootDexOpt();
} catch (Throwable e) {
reportWtf("performing boot dexopt", e);
}
try {
ActivityManagerNative.getDefault().showBootMessage(
context.getResources().getText(
com.android.internal.R.string.android_upgrading_starting_apps),
false);
} catch (RemoteException e) {
}
if (mFactoryTestMode != FactoryTest.FACTORY_TEST_LOW_LEVEL) {
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "LockSettingsService");
lockSettings = new LockSettingsService(context);
ServiceManager.addService("lock_settings", lockSettings);
} catch (Throwable e) {
reportWtf("starting LockSettingsService service", e);
}
if (!SystemProperties.get(PERSISTENT_DATA_BLOCK_PROP).equals("")) {
mSystemServiceManager.startService(PersistentDataBlockService.class);
}
// Always start the Device Policy Manager, so that the API is compatible with
// API8.
mSystemServiceManager.startService(DevicePolicyManagerService.Lifecycle.class);
}
if (!disableSystemUI) {
try {
Slog.i(TAG, "Status Bar");
statusBar = new StatusBarManagerService(context, wm);
ServiceManager.addService(Context.STATUS_BAR_SERVICE, statusBar);
} catch (Throwable e) {
reportWtf("starting StatusBarManagerService", e);
}
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Clipboard Service");
ServiceManager.addService(Context.CLIPBOARD_SERVICE,
new ClipboardService(context));
} catch (Throwable e) {
reportWtf("starting Clipboard Service", e);
}
}
if (!disableNetwork) {
try {
Slog.i(TAG, "NetworkManagement Service");
networkManagement = NetworkManagementService.create(context);
ServiceManager.addService(Context.NETWORKMANAGEMENT_SERVICE, networkManagement);
} catch (Throwable e) {
reportWtf("starting NetworkManagement Service", e);
}
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Text Service Manager Service");
tsms = new TextServicesManagerService(context);
ServiceManager.addService(Context.TEXT_SERVICES_MANAGER_SERVICE, tsms);
} catch (Throwable e) {
reportWtf("starting Text Service Manager Service", e);
}
}
if (!disableNetwork) {
try {
Slog.i(TAG, "Network Score Service");
networkScore = new NetworkScoreService(context);
ServiceManager.addService(Context.NETWORK_SCORE_SERVICE, networkScore);
} catch (Throwable e) {
reportWtf("starting Network Score Service", e);
}
try {
Slog.i(TAG, "NetworkStats Service");
networkStats = new NetworkStatsService(context, networkManagement, alarm);
ServiceManager.addService(Context.NETWORK_STATS_SERVICE, networkStats);
} catch (Throwable e) {
reportWtf("starting NetworkStats Service", e);
}
try {
Slog.i(TAG, "NetworkPolicy Service");
networkPolicy = new NetworkPolicyManagerService(
context, mActivityManagerService,
(IPowerManager)ServiceManager.getService(Context.POWER_SERVICE),
networkStats, networkManagement);
ServiceManager.addService(Context.NETWORK_POLICY_SERVICE, networkPolicy);
} catch (Throwable e) {
reportWtf("starting NetworkPolicy Service", e);
}
mSystemServiceManager.startService(WIFI_P2P_SERVICE_CLASS);
mSystemServiceManager.startService(WIFI_SERVICE_CLASS);
mSystemServiceManager.startService(
"com.android.server.wifi.WifiScanningService");
mSystemServiceManager.startService("com.android.server.wifi.RttService");
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_ETHERNET)) {
mSystemServiceManager.startService(ETHERNET_SERVICE_CLASS);
}
try {
Slog.i(TAG, "Connectivity Service");
connectivity = new ConnectivityService(
context, networkManagement, networkStats, networkPolicy);
ServiceManager.addService(Context.CONNECTIVITY_SERVICE, connectivity);
networkStats.bindConnectivityManager(connectivity);
networkPolicy.bindConnectivityManager(connectivity);
} catch (Throwable e) {
reportWtf("starting Connectivity Service", e);
}
try {
Slog.i(TAG, "Network Service Discovery Service");
serviceDiscovery = NsdService.create(context);
ServiceManager.addService(
Context.NSD_SERVICE, serviceDiscovery);
} catch (Throwable e) {
reportWtf("starting Service Discovery Service", e);
}
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "UpdateLock Service");
ServiceManager.addService(Context.UPDATE_LOCK_SERVICE,
new UpdateLockService(context));
} catch (Throwable e) {
reportWtf("starting UpdateLockService", e);
}
}
/*
* MountService has a few dependencies: Notification Manager and
* AppWidget Provider. Make sure MountService is completely started
* first before continuing.
*/
if (mountService != null && !mOnlyCore) {
mountService.waitForAsecScan();
}
try {
if (accountManager != null)
accountManager.systemReady();
} catch (Throwable e) {
reportWtf("making Account Manager Service ready", e);
}
try {
if (contentService != null)
contentService.systemReady();
} catch (Throwable e) {
reportWtf("making Content Service ready", e);
}
mSystemServiceManager.startService(NotificationManagerService.class);
notification = INotificationManager.Stub.asInterface(
ServiceManager.getService(Context.NOTIFICATION_SERVICE));
networkPolicy.bindNotificationManager(notification);
mSystemServiceManager.startService(DeviceStorageMonitorService.class);
if (!disableLocation) {
try {
Slog.i(TAG, "Location Manager");
location = new LocationManagerService(context);
ServiceManager.addService(Context.LOCATION_SERVICE, location);
} catch (Throwable e) {
reportWtf("starting Location Manager", e);
}
try {
Slog.i(TAG, "Country Detector");
countryDetector = new CountryDetectorService(context);
ServiceManager.addService(Context.COUNTRY_DETECTOR, countryDetector);
} catch (Throwable e) {
reportWtf("starting Country Detector", e);
}
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Search Service");
ServiceManager.addService(Context.SEARCH_SERVICE,
new SearchManagerService(context));
} catch (Throwable e) {
reportWtf("starting Search Service", e);
}
}
try {
Slog.i(TAG, "DropBox Service");
ServiceManager.addService(Context.DROPBOX_SERVICE,
new DropBoxManagerService(context, new File("/data/system/dropbox")));
} catch (Throwable e) {
reportWtf("starting DropBoxManagerService", e);
}
if (!disableNonCoreServices && context.getResources().getBoolean(
R.bool.config_enableWallpaperService)) {
try {
Slog.i(TAG, "Wallpaper Service");
wallpaper = new WallpaperManagerService(context);
ServiceManager.addService(Context.WALLPAPER_SERVICE, wallpaper);
} catch (Throwable e) {
reportWtf("starting Wallpaper Service", e);
}
}
if (!disableMedia && !"0".equals(SystemProperties.get("system_init.startaudioservice"))) {
try {
Slog.i(TAG, "Audio Service");
audioService = new AudioService(context);
ServiceManager.addService(Context.AUDIO_SERVICE, audioService);
} catch (Throwable e) {
reportWtf("starting Audio Service", e);
}
}
if (!disableNonCoreServices) {
mSystemServiceManager.startService(DockObserver.class);
}
if (!disableMedia) {
try {
Slog.i(TAG, "Wired Accessory Manager");
// Listen for wired headset changes
inputManager.setWiredAccessoryCallbacks(
new WiredAccessoryManager(context, inputManager));
} catch (Throwable e) {
reportWtf("starting WiredAccessoryManager", e);
}
}
if (!disableNonCoreServices) {
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_USB_HOST)
|| mPackageManager.hasSystemFeature(
PackageManager.FEATURE_USB_ACCESSORY)) {
// Manage USB host and device support
mSystemServiceManager.startService(USB_SERVICE_CLASS);
}
try {
Slog.i(TAG, "Serial Service");
// Serial port support
serial = new SerialService(context);
ServiceManager.addService(Context.SERIAL_SERVICE, serial);
} catch (Throwable e) {
Slog.e(TAG, "Failure starting SerialService", e);
}
}
mSystemServiceManager.startService(TwilightService.class);
mSystemServiceManager.startService(UiModeManagerService.class);
mSystemServiceManager.startService(JobSchedulerService.class);
if (!disableNonCoreServices) {
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_BACKUP)) {
mSystemServiceManager.startService(BACKUP_MANAGER_SERVICE_CLASS);
}
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_APP_WIDGETS)) {
mSystemServiceManager.startService(APPWIDGET_SERVICE_CLASS);
}
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_VOICE_RECOGNIZERS)) {
mSystemServiceManager.startService(VOICE_RECOGNITION_MANAGER_SERVICE_CLASS);
}
}
try {
Slog.i(TAG, "DiskStats Service");
ServiceManager.addService("diskstats", new DiskStatsService(context));
} catch (Throwable e) {
reportWtf("starting DiskStats Service", e);
}
try {
// need to add this service even if SamplingProfilerIntegration.isEnabled()
// is false, because it is this service that detects system property change and
// turns on SamplingProfilerIntegration. Plus, when sampling profiler doesn't work,
// there is little overhead for running this service.
Slog.i(TAG, "SamplingProfiler Service");
ServiceManager.addService("samplingprofiler",
new SamplingProfilerService(context));
} catch (Throwable e) {
reportWtf("starting SamplingProfiler Service", e);
}
if (!disableNetwork && !disableNetworkTime) {
try {
Slog.i(TAG, "NetworkTimeUpdateService");
networkTimeUpdater = new NetworkTimeUpdateService(context);
} catch (Throwable e) {
reportWtf("starting NetworkTimeUpdate service", e);
}
}
if (!disableMedia) {
try {
Slog.i(TAG, "CommonTimeManagementService");
commonTimeMgmtService = new CommonTimeManagementService(context);
ServiceManager.addService("commontime_management", commonTimeMgmtService);
} catch (Throwable e) {
reportWtf("starting CommonTimeManagementService service", e);
}
}
if (!disableNetwork) {
try {
Slog.i(TAG, "CertBlacklister");
CertBlacklister blacklister = new CertBlacklister(context);
} catch (Throwable e) {
reportWtf("starting CertBlacklister", e);
}
}
if (!disableNonCoreServices) {
// Dreams (interactive idle-time views, a/k/a screen savers, and doze mode)
mSystemServiceManager.startService(DreamManagerService.class);
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Assets Atlas Service");
atlas = new AssetAtlasService(context);
ServiceManager.addService(AssetAtlasService.ASSET_ATLAS_SERVICE, atlas);
} catch (Throwable e) {
reportWtf("starting AssetAtlasService", e);
}
}
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_PRINTING)) {
mSystemServiceManager.startService(PRINT_MANAGER_SERVICE_CLASS);
}
mSystemServiceManager.startService(RestrictionsManagerService.class);
mSystemServiceManager.startService(MediaSessionService.class);
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_HDMI_CEC)) {
mSystemServiceManager.startService(HdmiControlService.class);
}
if (mPackageManager.hasSystemFeature(PackageManager.FEATURE_LIVE_TV)) {
mSystemServiceManager.startService(TvInputManagerService.class);
}
if (!disableNonCoreServices) {
try {
Slog.i(TAG, "Media Router Service");
mediaRouter = new MediaRouterService(context);
ServiceManager.addService(Context.MEDIA_ROUTER_SERVICE, mediaRouter);
} catch (Throwable e) {
reportWtf("starting MediaRouterService", e);
}
mSystemServiceManager.startService(TrustManagerService.class);
mSystemServiceManager.startService(FingerprintService.class);
try {
Slog.i(TAG, "BackgroundDexOptService");
BackgroundDexOptService.schedule(context);
} catch (Throwable e) {
reportWtf("starting BackgroundDexOptService", e);
}
}
mSystemServiceManager.startService(LauncherAppsService.class);
}
if (!disableNonCoreServices) {
mSystemServiceManager.startService(MediaProjectionManagerService.class);
}
// Before things start rolling, be sure we have decided whether
// we are in safe mode.
final boolean safeMode = wm.detectSafeMode();
if (safeMode) {
mActivityManagerService.enterSafeMode();
// Disable the JIT for the system_server process
VMRuntime.getRuntime().disableJitCompilation();
} else {
// Enable the JIT for the system_server process
VMRuntime.getRuntime().startJitCompilation();
}
// MMS service broker
mmsService = mSystemServiceManager.startService(MmsServiceBroker.class);
// It is now time to start up the app processes...
try {
vibrator.systemReady();
} catch (Throwable e) {
reportWtf("making Vibrator Service ready", e);
}
if (lockSettings != null) {
try {
lockSettings.systemReady();
} catch (Throwable e) {
reportWtf("making Lock Settings Service ready", e);
}
}
// Needed by DevicePolicyManager for initialization
mSystemServiceManager.startBootPhase(SystemService.PHASE_LOCK_SETTINGS_READY);
mSystemServiceManager.startBootPhase(SystemService.PHASE_SYSTEM_SERVICES_READY);
try {
wm.systemReady();
} catch (Throwable e) {
reportWtf("making Window Manager Service ready", e);
}
if (safeMode) {
mActivityManagerService.showSafeModeOverlay();
}
// Update the configuration for this context by hand, because we're going
// to start using it before the config change done in wm.systemReady() will
// propagate to it.
Configuration config = wm.computeNewConfiguration();
DisplayMetrics metrics = new DisplayMetrics();
WindowManager w = (WindowManager)context.getSystemService(Context.WINDOW_SERVICE);
w.getDefaultDisplay().getMetrics(metrics);
context.getResources().updateConfiguration(config, metrics);
try {
// TODO: use boot phase
mPowerManagerService.systemReady(mActivityManagerService.getAppOpsService());
} catch (Throwable e) {
reportWtf("making Power Manager Service ready", e);
}
try {
mPackageManagerService.systemReady();
} catch (Throwable e) {
reportWtf("making Package Manager Service ready", e);
}
try {
// TODO: use boot phase and communicate these flags some other way
mDisplayManagerService.systemReady(safeMode, mOnlyCore);
} catch (Throwable e) {
reportWtf("making Display Manager Service ready", e);
}
// These are needed to propagate to the runnable below.
final MountService mountServiceF = mountService;
final NetworkManagementService networkManagementF = networkManagement;
final NetworkStatsService networkStatsF = networkStats;
final NetworkPolicyManagerService networkPolicyF = networkPolicy;
final ConnectivityService connectivityF = connectivity;
final NetworkScoreService networkScoreF = networkScore;
final WallpaperManagerService wallpaperF = wallpaper;
final InputMethodManagerService immF = imm;
final LocationManagerService locationF = location;
final CountryDetectorService countryDetectorF = countryDetector;
final NetworkTimeUpdateService networkTimeUpdaterF = networkTimeUpdater;
final CommonTimeManagementService commonTimeMgmtServiceF = commonTimeMgmtService;
final TextServicesManagerService textServiceManagerServiceF = tsms;
final StatusBarManagerService statusBarF = statusBar;
final AssetAtlasService atlasF = atlas;
final InputManagerService inputManagerF = inputManager;
final TelephonyRegistry telephonyRegistryF = telephonyRegistry;
final MediaRouterService mediaRouterF = mediaRouter;
final AudioService audioServiceF = audioService;
final MmsServiceBroker mmsServiceF = mmsService;
// We now tell the activity manager it is okay to run third party
// code. It will call back into us once it has gotten to the state
// where third party code can really run (but before it has actually
// started launching the initial applications), for us to complete our
// initialization.
mActivityManagerService.systemReady(new Runnable() {
@Override
public void run() {
Slog.i(TAG, "Making services ready");
mSystemServiceManager.startBootPhase(
SystemService.PHASE_ACTIVITY_MANAGER_READY);
try {
mActivityManagerService.startObservingNativeCrashes();
} catch (Throwable e) {
reportWtf("observing native crashes", e);
}
Slog.i(TAG, "WebViewFactory preparation");
WebViewFactory.prepareWebViewInSystemServer();
try {
startSystemUi(context);
} catch (Throwable e) {
reportWtf("starting System UI", e);
}
try {
if (mountServiceF != null) mountServiceF.systemReady();
} catch (Throwable e) {
reportWtf("making Mount Service ready", e);
}
try {
if (networkScoreF != null) networkScoreF.systemReady();
} catch (Throwable e) {
reportWtf("making Network Score Service ready", e);
}
try {
if (networkManagementF != null) networkManagementF.systemReady();
} catch (Throwable e) {
reportWtf("making Network Managment Service ready", e);
}
try {
if (networkStatsF != null) networkStatsF.systemReady();
} catch (Throwable e) {
reportWtf("making Network Stats Service ready", e);
}
try {
if (networkPolicyF != null) networkPolicyF.systemReady();
} catch (Throwable e) {
reportWtf("making Network Policy Service ready", e);
}
try {
if (connectivityF != null) connectivityF.systemReady();
} catch (Throwable e) {
reportWtf("making Connectivity Service ready", e);
}
try {
if (audioServiceF != null) audioServiceF.systemReady();
} catch (Throwable e) {
reportWtf("Notifying AudioService running", e);
}
Watchdog.getInstance().start();
// It is now okay to let the various system services start their
// third party code...
mSystemServiceManager.startBootPhase(
SystemService.PHASE_THIRD_PARTY_APPS_CAN_START);
try {
if (wallpaperF != null) wallpaperF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying WallpaperService running", e);
}
try {
if (immF != null) immF.systemRunning(statusBarF);
} catch (Throwable e) {
reportWtf("Notifying InputMethodService running", e);
}
try {
if (locationF != null) locationF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying Location Service running", e);
}
try {
if (countryDetectorF != null) countryDetectorF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying CountryDetectorService running", e);
}
try {
if (networkTimeUpdaterF != null) networkTimeUpdaterF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying NetworkTimeService running", e);
}
try {
if (commonTimeMgmtServiceF != null) {
commonTimeMgmtServiceF.systemRunning();
}
} catch (Throwable e) {
reportWtf("Notifying CommonTimeManagementService running", e);
}
try {
if (textServiceManagerServiceF != null)
textServiceManagerServiceF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying TextServicesManagerService running", e);
}
try {
if (atlasF != null) atlasF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying AssetAtlasService running", e);
}
try {
// TODO(BT) Pass parameter to input manager
if (inputManagerF != null) inputManagerF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying InputManagerService running", e);
}
try {
if (telephonyRegistryF != null) telephonyRegistryF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying TelephonyRegistry running", e);
}
try {
if (mediaRouterF != null) mediaRouterF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying MediaRouterService running", e);
}
try {
if (mmsServiceF != null) mmsServiceF.systemRunning();
} catch (Throwable e) {
reportWtf("Notifying MmsService running", e);
}
}
});
}
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