Posts with Tag: Android

Kotlin + Android + Junit5 + Jacoco + Gradle 5.4.1

![file](/uploads/image-1690612334664.png) Typical Jacoco report for a hello-kotlin-android app. I ...

Rigolet, Nunatsiavut — Winter 2019

![file](/uploads/image-1690611951430.png) This past week or so, I’ve been working out of Rigolet, N ...

Most Recent Post

Multicast Ipv4 and Ipv6 in Java / Kotlin

I recently ran into a peculiarity of multicast in Java / Kotlin. I was using a MulticastSocket: [https://docs.oracle.com/javase/8/docs/api/java/net/MulticastSocket.html](https://docs.oracle.com/javase/8/docs/api/java/net/MulticastSocket.html) and trying to ensure that it winds up bound to either an Inet4Address or Inet6Address. It turns out that even if I did something like: ``` val multicastSocket = MulticastSocket(InetSocketAddress("0.0.0.0", MULTICAST_DEFAULT_PORT)) assert(multicastSocket.localAddress is Inet4Address) ``` The assertion could fail. Similarly if I did: ``` val multicastSock ...