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An Intro to Spring HATEOAS 1. Overview This article explains the process of creating hypermedia-driven REST web service using the Spring HATEOAS project. 2. Spring-HATEOAS The Spring HATEOAS project is a library of APIs that we can use to easily create REST representations that follow the principle of HATEOAS (Hypertext… Continue Reading spring-hateoas-tutorial
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Java Web Weekly, Issue 136 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 ===== >> Groovy for Java Developers?! Meet Gradle, Grails and Spock… Continue Reading java-web-weekly-136
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MaxUploadSizeExceededException in Spring 1. Overview In the Spring framework, a MaxUploadSizeExceededException is thrown when an application attempts to upload a file whose size exceeds a certain threshold as specified in the configuration. In this tutorial, we will take a look at how to specify a maximum upload size. Then we… Continue Reading spring-maxuploadsizeexceeded
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Persisting Enums in JPA 1. Introduction In JPA version 2.0 and below, there’s no convenient way to map Enum values to a database column. Each option has its limitations and drawbacks. These issues can be avoided by using JPA 2.1. features. In this tutorial, we’ll take a look at the… Continue Reading jpa-persisting-enums-in-jpa
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Spring and Spring Boot Adoption in March 2016 The 2015 Numbers Spring 4 came out in December 2013 and it’s been slowly ramping up ever since. In May 2015, I ran a survey that puts Spring 4 adoption at 65% and Spring Boot adoption at 34%. The New 2016 Spring… Continue Reading spring-adoption-march-2016
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Using Custom Banners in Spring Boot 1. Overview By default, Spring Boot comes with a banner which shows up as soon as the application starts. In this article, we’ll learn how to create a custom banner and use it in Spring Boot applications. 2. Creating a Banner Before we start,… Continue Reading spring-boot-custom-banners
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Guide to CountDownLatch in Java 1. Introduction In this article, we’ll give a guide to the CountDownLatch class and demonstrate how it can be used in a few practical examples. Essentially, by using a CountDownLatch we can cause a thread to block until other threads have completed a given task.… Continue Reading java-countdown-latch
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Guide to the super Java Keyword 1. Introduction In this quick tutorial, we’ll take a look at the super Java keyword. Simply put, we can use the super keyword to access the parent class. Let’s explore the applications of the core keyword in the language. 2. The super Keyword with Constructors We… Continue Reading java-super
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@Immutable in Hibernate 1. Overview In this article, we’ll talk about how we can make an entity, collection or attribute Immutable in Hibernate. By default, fields are mutable, which means we’re able to perform operations on them that change their state. 2. Maven To get our project up and running,… Continue Reading hibernate-immutable
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The Baeldung Weekly Review 13 Java ===== >> Java 8 Friday: The Dark Side of Java 8 Let’s start with this weeks Java 8 Friday goodie – about how Java 8 is rough around the edges (or at least around some edges). A must read even if you’re already using… Continue Reading 2014-week-review-13
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