獲取apk文件的權限信息

    public static List<PermissionInfo> getApkPermissions(String apkFile, PackageManager pm){


     if(DEBUG) Log.i(TAG, "PackageUtils.getApkPermissions");  

     List<PermissionInfo> permissionInfos = new ArrayList<PermissionInfo>();  

     PackageInfo packageInfo =  pm.getPackageArchiveInfo(apkFile, PackageManager.GET_PERMISSIONS);  

     String[] permissions = packageInfo.requestedPermissions;  

     for(String permName : permissions ){  

         try {  
             PermissionInfo permissionInfo = pm.getPermissionInfo(permName, 0);  
             permissionInfos.add(permissionInfo);  

         } catch (PackageManager.NameNotFoundException e) {  
             e.printStackTrace();  
         }  
     }  

     return permissionInfos;  
 }  </pre>