关机重启代码

AndroidManifest.xml 加上权限
<manifest ...... android:sharedUserId="android.uid.system"/>
<uses-permission android:name="android.permission.SHUTDOWN" />
代码
关机:
Intent intent = new Intent(Intent.ACTION_REQUEST_SHUTDOWN);
intent.putExtra(Intent.EXTRA_KEY_CONFIRM, false);
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent);
重启:
Intent i = new Intent(Intent.ACTION_REBOOT);
i.putExtra("nowait", 1);
i.putExtra("interval", 1);
i.putExtra("window", 0);
sendBroadcast(i);