Learning Concurrency in Kotlin

Creating a producer that fetches feeds on demand

Now we will create the producer. To do so, let's first create a package co.starcarr.rssreader.producer and put the file ArticleProducer.kt inside it:

In that file, we will create an object ArticleProducer and we will move some of the code from the activity there, starting with the list of feeds:

object ArticleProducer {    private val feeds = listOf(            Feed("npr", "https://www.npr.org/rss/rss.php?id=1001"),            Feed("cnn", "http://rss.cnn.com/rss/cnn_topstories.rss"),            Feed("fox", "http://feeds.foxnews.com/foxnews/latest?format=xml")    )}

Notice that we are removing the invalid feed for now.

We will also ...