This article is a walk though the configuration of an Elytron JAAS security Realm on WildFly application server. We will shortly review how JAAS configuration works and then we will deploy an example application which leverages the JAAS Security Configuration file.
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Lombok Tutorial: Code Less, Do More
Lombok is a popular Java library that aims to reduce boilerplate code by providing annotations that generate getters, setters, constructors, and other commonly used methods automatically during the compilation process. In this tutorial we will learn how to use it and which are the pros and cons of this library.
Working with JSON Arrays using Jakarta JSON API
JSON arrays are a fundamental data structure in JSON, used to store collections of values or objects. Java provides the JsonArray and JsonArrayBuilder classes from the Jakarta JSON API to efficiently create, manipulate, and parse JSON arrays. It also provides methods to parse a JSON Array into a Java Collection. In this tutorial we will see both options with practical examples
JMeter DSL: How to Load Test from your code
Performance testing is crucial in ensuring the reliability and scalability of software systems. However, traditional approaches to performance testing often treat it as a separate phase, leading to delayed feedback and issues surfacing late in development. Continuous Performance Testing aims to address this by integrating performance tests into the development pipeline, providing early insights into … Read more
Fixing Web Console 404 Error in WildFly
This article will guide you in the resolution of the Error 404 (Page not found) when accessing WildFly Management Console. This is a generic error which can have different causes. In this article we will go step-by-step to find the cause and solve it.
Mastering Jakarta JSON API from Java Applications
This tutorial will teach you how to use the Jakarta JSON Processing API from standalone Java applications. At the end of it, you will be able to create simple scripts in Java to manipulate, serialize and deserialize JSON content at scale.
How to create a List from Java Objects or Records
In Java, working with collections like lists is fundamental. Often, you’ll need to convert objects or records into lists for various purposes. In this tutorial, we’ll explore different approaches to create a List from a property of an Array of Java objects or Records using practical examples.
How to run Vaadin in Jakarta EE Containers
In this tutorial we will learn how to create a Vaadin Flow project that we can run on any Jakarta EE Container such as WildFly or TomEE. We will start from a starter template and we will adapt it to create a sample Customer Form that binds its fields into the Database.
What is the default JBoss password ?
This article explain which is the default JBoss password available in the installation of WildFly application Server or JBoss EAP.
JBoss Tutorial for Beginners
Welcome to the JBoss Tutorial for Beginners! In this comprehensive guide, we’ll walk you through the fundamental concepts of JBoss, helping you understand the basics and kickstart your journey into the world of Java-based application servers.