Author

Hantsy

@hantsy

articles: 14
total claps: 233
top claps: 44
avg read: 4.0 min
active: 2025-06-23 → 2026-06-21

Wiki topics

🌐 · Web Development · 2 📱 · Mobile Development · 2 GEN · Genomics & Sequencing · 1 RAG · RAG & Retrieval · 1 ☁️ · DevOps & Cloud · 1 🎵 · Music & Audio · 1 LIT · Literature & Writing · 1 SAF · Safety & Alignment · 1

Top tags

#spring ·9 #spring-boot ·7 #jakarta-ee ·7 #jakarta-data ·3 #hibernate ·2 #glassfish ·2 #jms ·1 #activemq ·1 #activemq-artemis ·1 #wildfly ·1

HA Hantsy · ITNEXT

Meet Jakarta Data: The Newest Member of the Jakarta EE 11 Ecosystem

Jakarta Data is a new specification in Jakarta EE 11 that simplifies data access across different storage technologies. It is…

Nov 29, 2025 · 4 min read · 44 claps #jakarta-ee #jakarta-data #glassfish

Meet Jakarta Data: The Newest Member of the Jakarta EE 11 Ecosystem

HA Hantsy · ITNEXT

An Introduction to Jackson 3 in Spring 7 and Spring Boot 4

Jackson is the defacto standard for JSON processing in Spring applications. With Spring 7 and Spring Boot 4, Jackson 3 is now the default —…

Dec 30, 2025 · 3 min read · 37 claps #spring-boot #spring #jackson

An Introduction to Jackson 3 in Spring 7 and Spring Boot 4

LIF

HA Hantsy · ITNEXT

What’s New in Jakarta REST 4.0

Jakarta REST 4.0 is a major update in Jakarta EE 11, with much of the work focused on housekeeping. For example, there has been significant…

Jul 31, 2025 · 6 min read · 29 claps #jakarta-ee #jax-rs #rest-api

TCH

HA Hantsy · ITNEXT

What’s New in Jakarta Concurrency 3.1?

Jakarta Concurrency provides a standard API for managing concurrent tasks in Jakarta EE applications. It exposes managed executor services…

Nov 29, 2025 · 5 min read · 23 claps #jakarta-ee #reactive-streams #jakarta-concurrency

MDA TCH

HA Hantsy · ITNEXT

An Introduction to Spring Problem Details Support

When building REST API backends, developers often create custom wrappers, such as ApiResult or ErrorResponse, to standardize response…

Jun 23, 2025 · 3 min read · 18 claps #spring #exception-handling #problemdetails

An Introduction to Spring Problem Details Support

HA Hantsy · ITNEXT

Integrating Jakarta Data with Spring: Rinse and Repeat

In a previous post — Integrating Jakarta Data with Spring — we discussed how to integrate Jakarta Data with the Spring Framework. In that…

Dec 25, 2025 · 3 min read · 12 claps #spring #jakarta-data #hibernate

Integrating Jakarta Data with Spring: Rinse and Repeat

HUM

HA Hantsy · ITNEXT

What’s New in Jakarta Security 4.0?

The Jakarta Security specification offers a set of user-friendly APIs for managing authentication and authorization in Jakarta EE…

Sep 24, 2025 · 3 min read · 11 claps #jakarta-ee #java #glassfish

TCH

HA Hantsy · ITNEXT

Seamless Data Access: Micronaut Data Embraces Jakarta Data

Micronaut is a modern, JVM-based framework designed for building cloud-native microservices and serverless applications. Previously, we…

Jul 26, 2025 · 6 min read · 10 claps #micronaut #jakarta-ee #jakarta-data

Seamless Data Access: Micronaut Data Embraces Jakarta Data

ART

HA Hantsy · ITNEXT

Migrating to Spring Boot 4: Challenges and Best Practices

Unlike the transition from Spring Boot 2 to 3, which was relatively straightforward, Spring Boot 4.0 introduces several architectural…

Jun 21, 2026 · 2 min read · 10 claps #spring #spring-boot

Migrating to Spring Boot 4: Challenges and Best Practices

SPT MKT

HA Hantsy · ITNEXT

Programmatic Bean Registration with BeanRegistrar

Prior to Spring Framework 7, beans could be registered programmatically in several ways — for example, by implementing…

Dec 25, 2025 · 2 min read · 9 claps #jakarta-ee #spring

Programmatic Bean Registration with BeanRegistrar

GEN

HA Hantsy · ITNEXT

An Introduction to New Spring RabbitMQ Client

Spring AMQP 4.0 brings a new module spring-rabbitmq-client which is based on the new RabbitMQ official Java client…

Jan 03, 2026 · 6 min read · 8 claps #spring-boot #spring #spring-amqp

An Introduction to New Spring RabbitMQ Client

TCH AI

HA Hantsy · ITNEXT

Building Null-Safety Spring Boot Applications

Kotlin’s built-in null safety is a standout feature, helping developers avoid the dreaded NullPointerException by enforcing strict rules on…

Jun 21, 2026 · 3 min read · 8 claps #spring-boot #jspecify #null-safety

Building Null-Safety Spring Boot Applications

HA Hantsy · ITNEXT

An Introduction to Spring JmsClient API

In previous posts, we discussed the new JdbcClient and RestClient which used to replace the existing JdbcTemplate and RestTemplate. We are…

Jan 04, 2026 · 4 min read · 7 claps #spring-boot #spring #jms

TCH

HA Hantsy · ITNEXT

First-Class Kotlin Serialization Support in Spring Boot 4

Before Spring Boot 4, Spring Boot provided JSON serialization and deserialization support via Jackson, Gson, and Jakarta JSON-B; these…

Dec 26, 2025 · 4 min read · 7 claps #spring-boot #spring #kotlin