Horizen Sidechain Tutorial: My First Sidechain

This article was first published on Horizen

This article is the translation of the article Horizen Sidechains: My First Sidechain by Xavier Gerreau for his website: https://mescryptos.fr/les-sidechains-horizen-ma-premiere-sidechain/. This is the second article of this three-part series. Read the first article here

Translated by Manon Boudoux


We resume the presentation of the Horizen sidechains. In this episode, we are creating our first sidechain, thanks to the Horizen Sidechain SDK. 


Java8 Installation, Maven & Scala

I start by reconnecting to the environment set up in the first episode. As a reminder, you have to log in as a Zendoo user.

First of all, there are a few requirements to install.

$ sudo apt-get update

$ sudo apt-get install -y software-properties-common

$ wget -qO – https://adoptopenjdk.jfrog.io/adoptopenjdk/api/gpg/key/public | sudo apt-key add –

$ sudo add-apt-repository –yes https://adoptopenjdk.jfrog.io/adoptopenjdk/deb/

$ sudo apt-get update

$ sudo apt-get install adoptopenjdk-8-hotspot

$ sudo apt-get install maven

I check that everything went well and that I have Java8 and Maven:

$ java -version

openjdk version “1.8....

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