Android app获取android.permission.BATTERY_STATS权限

记录下

1.手机root
2.Android工程AndroidManifest.xml声明
3.adb shell pm grant com.asksven.betterbatterystats android.permission.BATTERY_STATS

反射调用获取BatterStats信息

        Class<?> mBatteryInfoClazz = Class.forName("com.android.internal.app.IBatteryStats$Stub");        Class<?> serviceManagerClazz = Class.forName("android.os.ServiceManager");        Method getSevice = serviceManagerClazz.getMethod("getService", String.class);        IBinder binder = ((IBinder) getSevice.invoke(null, "batterystats"));        Log.e("batteryinfo","binder is " + (binder == null ? "null" : "not null"));        Method asInterface = mBatteryInfoClazz.getMethod("asInterface",new Class[]{IBinder.class});        Object object  = asInterface.invoke(null,binder);        Method getStatistics = object.getClass().getMethod("getStatistics");        byte[] data = ((byte[]) getStatistics.invoke(object));        Log.e("batteryinfo",object.getClass().getName() + " data size " + data.length);

https://github.com/asksven/BetterBatteryStats/issues/716

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