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AssertJ Exception Assertions 1. Overview In this quick tutorial, we’ll have a look at AssertJ’s exception-dedicated assertions. 2. Without AssertJ In order to test if an exception was thrown, we’d need to catch the exception and then perform assertions: try { // … } catch (Exception e) { // assertions… Continue Reading assertj-exception-assertion
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Guide to the Java Clock Class 1. Overview In this tutorial, we’re going to look into the Java Clock class from the java.time package. We’ll explain what the Clock class is and how we can use it. 2. The Clock Class Clock was added in Java 8 and provides access to an instant… Continue Reading java-clock
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Java Weekly, Issue 181 Lots of interesting writeups on Java 9 this week. Here we go… 1. Spring and Java ===== >> Cleaner Parameterized Tests With JUnit 5 [blog.codeleak.pl] JUnit 5 brings many new exciting features – one of which will definitely be the native support for parameterized tests. >>… Continue Reading java-web-weekly-181
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Introduction to Project Amber 1. What is Project Amber Project Amber is a current initiative from the developers of Java and OpenJDK, aiming to deliver some small but essential changes to the JDK to make the development process nicer. This has been ongoing since 2017 and has already delivered some… Continue Reading java-project-amber
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Baeldung Weekly Review 26 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-26
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OAuth2 for a Spring REST API – Handle the Refresh Token in AngularJS 1. Overview In this tutorial we’ll continue exploring the OAuth password flow that we started putting together in more our previous article and we’ll focus on how to handle the Refresh Token in an AngularJS app. 2.… Continue Reading spring-security-oauth2-refresh-token-angular-js
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A Guide to Querydsl with JPA 1. Overview Querydsl is an extensive Java framework, which helps with creating and running type-safe queries in a domain specific language that is similar to SQL. In this article we’ll explore Querydsl with the Java Persistence API. A quick side note here is that… Continue Reading querydsl-with-jpa-tutorial
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Concurrency with LMAX Disruptor – An Introduction Java Java Concurrency 1. Overview This article introduces the LMAX Disruptor and talks about how it helps to achieve software concurrency with low latency. We will also see a basic usage of the Disruptor library. 2. What Is a Disruptor? Disruptor is an… Continue Reading lmax-disruptor-concurrency
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Java Web Weekly, Issue 109 At the very beginning of last year, I decided to track my reading habits and share the best stuff here, on Baeldung. Haven’t missed a review since. Here we go… 1. Spring and Java ===== >> Implied Readability [codefx.org] A module granting visibility to another… Continue Reading 2016-week-review-5
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How to Read HTTP Headers in Spring REST Controllers 1. Introduction In this quick tutorial, we’re going to look at how to access HTTP Headers in a Spring Rest Controller. First, we’ll be using the @RequestHeader annotation to read headers individually as well as all together. After that, we’ll take… Continue Reading spring-rest-http-headers
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