MainActivity如下:
package cc.testusespermission;
import android.app.Activity;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.content.pm.PermissionGroupInfo;
import android.content.pm.PermissionInfo;
import android.os.Bundle;
/**
* Demo描述:
* 查看Android应用所需权限(uses-permission)
*
* 参考资料:
* 1 http://blog.csdn.net/bage1988320/article/details/6740292
* 2 http://blog.csdn.net/hjd_love_zzt/article/details/12238301
* Thank you very much
*
* 备注说明:
* 在Demo中的代码注释是以android.permission.INTERNET权限
* 为例子对各属性进行了详细说明
*
*/
public class MainActivity extends Activity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
getUsesPermission("cc.testusespermission");
}
private void getUsesPermission(String packageName){
try {
PackageManager packageManager=this.getPackageManager();
PackageInfo packageInfo=packageManager.getPackageInfo(packageName, PackageManager.GET_PERMISSIONS);
String [] usesPermissionsArray=packageInfo.requestedPermissions;
for (int i = 0; i < usesPermissionsArray.length; i++) {
//得到每个权限的名字,如:android.permission.INTERNET
String usesPermissionName=usesPermissionsArray[i];
System.out.println("usesPermissionName="+usesPermissionName);
//通过usesPermissionName获取该权限的详细信息
PermissionInfo permissionInfo=packageManager.getPermissionInfo(usesPermissionName, 0);
//获得该权限属于哪个权限组,如:网络通信
PermissionGroupInfo permissionGroupInfo = packageManager.getPermissionGroupInfo(permissionInfo.group, 0);
System.out.println("permissionGroup=" + permissionGroupInfo.loadLabel(packageManager).toString());
//获取该权限的标签信息,比如:完全的网络访问权限
String permissionLabel=permissionInfo.loadLabel(packageManager).toString();
System.out.println("permissionLabel="+permissionLabel);
//获取该权限的详细描述信息,比如:允许该应用创建网络套接字和使用自定义网络协议
//浏览器和其他某些应用提供了向互联网发送数据的途径,因此应用无需该权限即可向互联网发送数据.
String permissionDescription=permissionInfo.loadDescription(packageManager).toString();
System.out.println("permissionDescription="+permissionDescription);
System.out.println("===========================================");
}
} catch (Exception e) {
// TODO: handle exception
}
}
}
main.xml如下:
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="查看Android应用所需权限(uses-permission)"
android:layout_centerInParent="true"
/>
</RelativeLayout>
