Stream API, which has been introduced in Java 8, is probably still the most important new feature that has been included in Java during the last several years. I think…
Overview of Java Stream API Extensions
Piotr's TechBlog
Java, Spring, Kotlin, microservices, Kubernetes, containers
Using logstash-logging-spring-boot-starter for logging with Spring Boot and Logstash
I have already described some implementation details related to my library Spring Boot Logging Logstash starter for HTTP request/response logging in one of the previous articles Logging with Spring Boot…
Deploying Spring Boot Application on OpenShift with Dekorate
More advanced deployments to Kubernetes or OpenShift are a bit troublesome for developers. In comparison to Kubernetes OpenShift provides S2I (Source-2-Image) mechanism, which may help reduce the time required for…
Kafka In Microservices With Micronaut
Today we are going to build an example of microservices that communicates with each other asynchronously through Apache Kafka topics. We use the Micronaut Framework, which provides a dedicated library…
JPA Data Access with Micronaut Data
When I have been writing some articles comparing Spring and Micronaut frameworks recently, I have taken note of many comments about the lack of built-in ORM and data repositories supported…
Continuous Delivery with OpenShift and Jenkins: A/B Testing
One of the reasons you could decide to use OpenShift instead of some other containerized platforms (for example Kubernetes) is out-of-the-box support for continuous delivery pipelines. Without proper tools, the…
Logging with Spring Boot and Elastic Stack
In this article I’ll introduce my library for Spring Boot request and response logging designed especially for Spring Boot RESTful web application. The main assumptions regarding this library are: Logging…
Micronaut Tutorial: Security
This is the third part of my tutorial to Micronaut Framework. This time we will discuss the most interesting Micronaut security features. I have already described core mechanisms for IoC…
Micronaut Tutorial: Server Application
In this part of my tutorial to Micronaut framework we are going to create a simple HTTP server-side application running on Netty. We have already discussed the most interesting core…
Micronaut Tutorial: Beans and Scopes
Micronaut is a relatively new JVM-based framework. It is especially designed for building modular, easy testable microservice applications. Micronaut is heavily inspired by Spring and Grails frameworks, which is not…
New Book Published
My latest book Hands-On Java with Kubernetes is now available on Leanpub!
