Context StackWalker API has been introduced in JDK 9 as part of JEP 259. It targets a flexible mechanism to traverse and materialize the required stack frames allowing efficient…

  Motivation At the first glance these two things (e.g. getting the stack traces and throwing an exception) might seem very unrelated, however, they are quite similar up to a…

Motivation Current article aims to reveal how Compact Strings feature added in JDK 9 with JEP 254 behaves in case of applications where the Strings are predominant UTF-16. Context As…

Introduction The purpose of this article is to describe new method onSpinWait() added to Thread class in JDK 9, including its usage, the pros and cons and also covering few…

Current article illustrates a corner case in regards to loop invariant code motion optimization in JDK10, which at first glance seems to regress in comparison to JDK9. Such optimization tries…

In this post, I would like to spotlight a bit of the internal behavior of parallel streams in Java, a feature added in JDK 8. I will start from the…

In this article I would like to reveal the differences and what happens under the hood between a variable parameters method and the same version but with fixed number of…

In the current article I propose to analyze what happens and how it behaves, from a performance standpoint, in case of using the Optional API feature added in JDK 8…

Recently I attended GeeCon Krakow conference and during one of the talks the famous Venkat Subramaniam shared an interesting small application which captured my attention and got stuck in my mind.…

  Performance is an important criterion every software application might satisfy and each Architect should have in mind when designing and putting in place the Quality Attribute tactics, if this is…