Executing a network task

Networking is part of probably 99 percent of mobile apps nowadays: we always need to connect to a remote server to retrieve the information we need in our app.

As a first approach to networking, we are going to create a new scenario in which we are going to:

  • Load a progress bar
  • Start a file download using a button
  • Update the progress bar during the download
  • Start the video player after the download is completed

Our user interface will be very simple. We will just need a fancy progress bar and a DOWNLOAD button.

Executing a network task

First of all, we will create mDownloadProgress:

private PublishSubject<Integer>mDownloadProgress = PublishSubject.create(); ...

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