[HELP] Upload File Using DDP-ANDROID in native Android Java?

Hey guys, I have problem using DDP in my native android java, I wanna upload file like images, videos, etc in my Web Service. Any one could help me to solve my problem with give me sample code to upload a file and download it, please? …
Iam using this library https://github.com/delight-im/Android-DDP
Any way thank you so much for this amazing Meteor,

You can create a method on your server with parametre with the file object and from Android client call that method with File object but it’s better to use third party like Amazon AWS