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Ahead of Time Compilation (AoT) 1. Introduction In this article, we’ll look at the Java Ahead of Time (AOT) Compiler, which is described in JEP-295 and was added as an experimental feature in Java 9. First, we’ll see what AOT is, and second, we’ll look at a simple example. Third,… Continue Reading ahead-of-time-compilation
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Java Weekly, Issue 262 First installment of 2019. Here we go… 1. Spring and Java ===== >> Java in 2019 – Some Predictions [infoq.com] A quick look at one author’s predictions for this year comes with no real surprises, as Java’s position and momentum within the industry is expected to remain… Continue Reading java-weekly-262
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An Introduction to Atomic Variables in Java 1. Introduction Simply put, shared state very easily leads to problems when concurrency is involved. If access to shared mutable objects is not managed properly, applications can quickly become prone to some hard-to-detect concurrency errors. In this article, we’ll revisit the use of… Continue Reading java-atomic-variables
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Intro to AspectJ 1. Introduction This article is a quick and practical introduction to AspectJ. First, we’ll show how to enable aspect-oriented programming, and then we’ll focus on the difference between compile-time, post-compile, and load-time weaving. Let’s start with a short introduction of aspect-oriented programming (AOP) and AspectJ’s basics. 2.… Continue Reading aspectj
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Building an API With the Spark Java Framework 1. Introduction In this article, we will have a quick introduction to Spark framework. Spark framework is a rapid development web framework inspired by the Sinatra framework for Ruby and is built around Java 8 Lambda Expression philosophy, making it less verbose… Continue Reading spark-framework-rest-api
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Baeldung Weekly Review 7 At the very beginning of 2014 I decided to track my reading habits and share the best stuff here, on Baeldung. 2014 has been quite the year, covering each week with a review. I’ve been doing a lot more reading to make sure I cover and… Continue Reading 2015-week-review-7
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Hibernate Tips Book Excerpt: How to Map an Inheritance Hierarchy to One Table Persistence Hibernate 1. Introduction Inheritance is one of the key concepts in Java. So, it’s no surprise that most domain models use it. But unfortunately, this concept doesn’t exist in relational databases, and you need to find… Continue Reading hibernate-tips-how-to-map-an-inheritance-hierarchy-to-one-table
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Primitive Type Streams in Java 8 1. Introduction The Stream API was one of the key features added in Java 8. Briefly, the API allows us to process collections and other sequences of elements – conveniently and more efficiently – by providing a declarative API. 2. Primitive Streams Streams primarily… Continue Reading java-8-primitive-streams
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Extracting Year, Month and Day from Date in Java 1. Overview In this short tutorial, we’ll look at how to extract the year, month and day from a given Date in Java. We’ll be looking at how to extract these values using the legacy java.util.Date class and also by using the new date-time… Continue Reading java-year-month-day
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Groovy Bean Definitions 1. Overview In this quick article, we’ll focus on how we can use a Groovy-based configuration in our Java Spring projects. 2. Dependencies Before we start, we need to add the dependency to our pom.xml file. We need to also add a plugin for the sake of… Continue Reading spring-groovy-beans
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