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應用所需權限(uses-permission)
*
* 參考資料:
* 1 http://blog.csdn.net/bage1988320/article/details/6740292
* 2 http://blog.csdn.net/hjd_love_zzt/article/details/12238301
* Thank you very much
*
* 備注說明:
* 在Demo中的代碼注釋是以android.permission.INTERNET權限
* 為例子對各屬性進行了詳細說明
*
*/
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++) {
//得到每個權限的名字,如:android.permission.INTERNET
String usesPermissionName=usesPermissionsArray[i];
System.out.println("usesPermissionName="+usesPermissionName);
//通過usesPermissionName獲取該權限的詳細信息
PermissionInfo permissionInfo=packageManager.getPermissionInfo(usesPermissionName, 0);
//獲得該權限屬於哪個權限組,如:網絡通信
PermissionGroupInfo permissionGroupInfo = packageManager.getPermissionGroupInfo(permissionInfo.group, 0);
System.out.println("permissionGroup=" + permissionGroupInfo.loadLabel(packageManager).toString());
//獲取該權限的標簽信息,比如:完全的網絡訪問權限
String permissionLabel=permissionInfo.loadLabel(packageManager).toString();
System.out.println("permissionLabel="+permissionLabel);
//獲取該權限的詳細描述信息,比如:允許該應用創建網絡套接字和使用自定義網絡協議
//浏覽器和其他某些應用提供了向互聯網發送數據的途徑,因此應用無需該權限即可向互聯網發送數據.
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應用所需權限(uses-permission)" android:layout_centerInParent="true" /> </RelativeLayout>