Move some expensive reflection calls to onCreate (5875ab75) · Commits · e / os / GmsCore

play-services-core/src/main/java/org/microg/gms/gcm/McsService.java

+24 −11

Original line number	Diff line number	Diff line
		@@ -54,6 +54,7 @@ import org.microg.gms.gcm.mcs.Setting;

		import java.io.Closeable;
		import java.lang.reflect.Field;
		import java.lang.reflect.Method;
		import java.net.Socket;
		import java.util.ArrayList;
		import java.util.Collections;
		@@ -134,6 +135,10 @@ public class McsService extends Service implements Handler.Callback {

		private static int maxTtl = 24 * 60 * 60;

		private Object deviceIdleController;
		private Method getUserIdMethod;
		private Method addPowerSaveTempWhitelistAppMethod;

		private class HandlerThread extends Thread {

		public HandlerThread() {
		@@ -168,6 +173,22 @@ public class McsService extends Service implements Handler.Callback {
		heartbeatIntent = PendingIntent.getService(this, 0, new Intent(ACTION_HEARTBEAT, null, this, McsService.class), 0);
		alarmManager = (AlarmManager) getSystemService(ALARM_SERVICE);
		powerManager = (PowerManager) getSystemService(POWER_SERVICE);
		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
		try {
		Field field = Context.class.getField("DEVICE_IDLE_CONTROLLER");
		IBinder binder = (IBinder) Class.forName("android.os.ServiceManager")
		.getMethod("getService", String.class).invoke(null, field.get(null));
		if (binder != null) {
		deviceIdleController = Class.forName("android.os.IDeviceIdleController$Stub")
		.getMethod("asInterface", IBinder.class).invoke(null, binder);
		getUserIdMethod = UserHandle.class.getMethod("getUserId", int.class);
		addPowerSaveTempWhitelistAppMethod = deviceIdleController.getClass()
		.getMethod("addPowerSaveTempWhitelistApp", String.class, long.class, int.class, String.class);
		}
		} catch (Exception e) {
		Log.w(TAG, e);
		}
		}
		synchronized (McsService.class) {
		if (handlerThread == null) {
		handlerThread = new HandlerThread();
		@@ -491,18 +512,10 @@ public class McsService extends Service implements Handler.Callback {
		Intent targetIntent = new Intent(intent);
		if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M && app.wakeForDelivery) {
		try {
		Field field = Context.class.getField("DEVICE_IDLE_CONTROLLER");
		IBinder binder = (IBinder) Class.forName("android.os.ServiceManager")
		.getMethod("getService", String.class).invoke(null, field.get(null));
		if (binder != null) {
		Object deviceIdleController = Class.forName("android.os.IDeviceIdleController$Stub")
		.getMethod("asInterface", IBinder.class).invoke(null, binder);
		int userId = (int) UserHandle.class.getMethod("getUserId", int.class)
		.invoke(null, getPackageManager().getApplicationInfo(packageName, 0).uid);
		if (getUserIdMethod != null && addPowerSaveTempWhitelistAppMethod != null && deviceIdleController != null) {
		int userId = (int) getUserIdMethod.invoke(null, getPackageManager().getApplicationInfo(packageName, 0).uid);
		logd("Adding app " + packageName + " for userId " + userId + " to the temp whitelist");
		deviceIdleController.getClass()
		.getMethod("addPowerSaveTempWhitelistApp", String.class, long.class, int.class, String.class)
		.invoke(deviceIdleController, packageName, 10000, userId, "GCM Push");
		addPowerSaveTempWhitelistAppMethod.invoke(deviceIdleController, packageName, 10000, userId, "GCM Push");
		}
		} catch (Exception e) {
		Log.w(TAG, e);