Hüseyin Akdoğan

Since 2005, Huseyin Akdogan has been developing enterprise applications with Java, holding training, writing articles, and consultancy services about Java runtimes such as Spring, Quarkus, and some big data technologies. Also, he is one of the leaders of JUG Istanbul and has been an organizer or a speaker at many meetings. Along with these, he is the author of Elasticsearch Indexing book.

5 articles

Jul 31, 2026 Hüseyin Akdoğan

HTTP QUERY Method Explained: RFC 10008, Ecosystem Adoption, and a Quarkus Implementation

When you build a search API, you usually start with HTTP GET, the natural choice for a read operation: it is safe, idempotent, and …

Jakarta EE Java

Mar 9, 2026 Hüseyin Akdoğan

DPoP: What It Is, How It Works, and Why Bearer Tokens Aren't Enough

DPoP is one of the most exciting developments in the IAM (Identity and Access Management) space in recent years. Yet many backend developers …

Mar 19, 2025 Hüseyin Akdoğan

Introduction to intermediate operations modeler: Stream Gatherers

Gatherers is a new and powerful API that enhances the Stream API by modeling intermediate operations and allowing the definition of custom …

Apr 28, 2023 Hüseyin Akdoğan

The Basis of Virtual Threads: Continuations

In Project Loom, "continuation" is delimited, a "coroutine", sequential code suspends or yields execution by itself, resumed by a caller.

Java Core Performance

Feb 20, 2023 Hüseyin Akdoğan

An Introduction to Scoped Values in Java

The Scoped Values API allows us to store and share immutable data for a bounded lifetime, and is included since Java 20 as an incubator API.