这应该在您的/res/xml文件夹中.

This should be in your /res/xml folder.

以下是ApiDemos的示例: http://developer.android.com/resources/samples/ApiDemos/res/xml/device_admin_sample.html

Here is a sample from ApiDemos: http://developer.android.com/resources/samples/ApiDemos/res/xml/device_admin_sample.html