Android system certificate
问题 I hope you can help me! I have a Samsung i-9000 and i'm writing an application to enter the pin code of the SIM card if it has not already been done before. I inserted android:sharedUserId="android.uid.system" in AndroidManifest.xml and the code in my Activty class is: TelephonyManager tm = (TelephonyManager)getSystemService(Context.TELEPHONY_SERVICE); clazz = Class.forName(tm.getClass().getName()); m = clazz.getDeclaredMethod("getITelephony"); m.setAccessible(true); it = (ITelephony)m.invoke