How to debug Quarkus applications

In this article, we will learn how to debug a Quarkus application using two popular Development Environments such as IntelliJ Idea and VS Studio. We’ll explore how these IDEs can empower you to effectively identify, understand, and resolve issues within your Quarkus projects.

Read more

How to use a Datasource in Quarkus

This article will teach you how to use a plain Datasource resource in a Quarkus application. We will create a simple REST Endpoint and inject a Datasource in it to extract the java.sql.Connection object. We will also learn how to configure the Datasource pool size.

Read more

Getting started with Quarkus and Hibernate

In this article we will learn how to create and run a sample Quarkus 3 application which uses Hibernate ORM and JPA. We will create a sample REST Endpoint to expose the basic CRUD operations against a relational Database such as PostgreSQL.

Read more

Quarkus vs WildFly Application Server

This article provides a comparison of the features of two popular Java Enterprise Runtimes: WildFly Application Server and Quarkus framework. While both offer robust support for Java applications, their distinct approaches to development, deployment, and scalability cater to diverse use cases. Comparing Quarkus and WildFly. Fair comparison ? Firslty a disclaimer note: Comparing WildFly, a … Read more

Kafka Streams Tutorial

Kafka Streams is a powerful and lightweight library provided by Apache Kafka for building real-time streaming applications and microservices. In this tutorial we will show a simple Kafka Streams example with Quarkus which shows how to perform stream processing tasks directly within the Kafka ecosystem, leveraging the familiar Kafka infrastructure to process and transform data in real-time.

Read more

Redis Integration with Quarkus made simple

This tutorial will guide you through accessing Redis in-memory store from a Quarkus application. We will show which are the key interfaces for storing data structures in Redis and how Quarkus Dev Services greatly simplifies setting up a Dev environment for our Redis application. Redis Overview Redis is an open-source in-memory data structure store which … Read more

How to upgrade to Quarkus 3

This article discusses how to upgrade your existing Quarkus 2.x applications to Quarkus 3.x using the Quarkus CLI tool. We will learn at first which is the impact of the upgrade on Quarkus 2 application. Then, we will show how to perform the upgrade with just a single command line!

Read more

Addressing CVE-2023-4853 in Quarkus

The CVE-2023-4853 vulnerability in question impacts Quarkus framework’s HTTP Security Policy, . This policy provides access control to various endpoints within an application enabling developers to secure access based on path-based configurations. However, a critical flaw has been identified in how the HTTP Security Policy handles request paths containing multiple adjacent forward-slash characters.

Read more

Quarkus CRUD Example with Panache Data

In this tutorial we will learn how to create a REST CRUD application in Quarkus, starting from a Hibernate Panache Entity. We will show two different approaches: in the first one we will create a REST Resources to map the CRUD methods. Then, we will show how to use REST Data Panache to generate automatically a REST Endpoint for an Entity.

Read more