android典型代码系列(十)------获取一个应用程序的权限信息(反射)
16lz
2021-01-23
public class DemoActivity extends Activity { @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); try { Class clazz =getClass().getClassLoader().loadClass("android.widget.AppSecurityPermissions"); Constructor constructor = clazz.getConstructor(new Class[]{Context.class,String.class}); Object object = constructor.newInstance(new Object[]{this,"cn.itcast.mobilesafe"}); Method method = clazz.getDeclaredMethod("getPermissionsView", new Class[]{}); View view = (View) method.invoke(object, new Object[]{}); setContentView(view); } catch (Exception e) { e.printStackTrace(); } }}
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