Some days ago I came across a newly created Jenkins plugin called Configuration as Code (in short Jenkins casc). This plugin allows you to define Jenkins configuration in a very…
Piotr's TechBlog
Java, Spring, Kotlin, microservices, Kubernetes, containers
Spring Boot Autoscaler
One of more important reasons we are deciding to use such tools like Kubernetes, Pivotal Cloud Foundry or HashiCorp’s Nomad is the availability of auto-scaling our applications. Of course those…
Integration tests on OpenShift using Arquillian Cube and Istio
In this tutorial I’ll show you how to use the Arquillian Cube OpenShift extension. Building integration tests for applications deployed on Kubernetes/OpenShift platforms seems to be quite a big challenge.…
Testing Microservices: Tools and Frameworks
There are some key challenges around a testing microservices architecture that we are facing. The selection of the right tools is one of those elements that help us deal with…
GraphQL – The Future of Microservices?
Often, GraphQL is presented as a revolutionary way of designing web APIs in comparison to REST. However, if you would take a closer look at that technology you will see…
Quick Guide to Microservices with Kubernetes, Spring Boot 2 and Docker
Here's the next article in a series of "Quick Guide to...". This time we will discuss and run examples of Spring Boot microservices on Kubernetes. The structure of that article…
Intro to Blockchain with Ethereum, Web3j and Spring Boot: Smart Contracts
I have already provided a quick introduction to building Spring Boot applications with Ethereum and web3j in one of my latest articles Introduction to Blockchain with Java using Ethereum, web3j…
Spring REST Docs versus SpringFox Swagger for API documentation
Recently, I have come across some articles and mentions about Spring REST Docs, where it has been presented as a better alternative to traditional Swagger docs. Until now, I was…
Continuous Integration with Jenkins, Artifactory and Spring Cloud Contract
Consumer Driven Contract (CDC) testing is one of the methods that allows you to verify integration between applications within your system. The number of such interactions may be really large…
Introduction to Blockchain with Java using Ethereum, web3j and Spring Boot
Blockchain is one of the buzzwords in the IT world during some last months. This term is related to cryptocurrencies, and was created together with Bitcoins. It is decentralized, immutable…
New Book Published
My latest book Hands-On Java with Kubernetes is now available on Leanpub!
