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Vavr Support in Spring Data 1. Overview In this quick tutorial, we’re going to take a look at the support for Vavr in Spring Data – which was added in the 2.0.0 Spring build snapshot. More specifically, we’re going to show an example of using Vavr Option and Vavr collections… Continue Reading spring-vavr
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Property Testing Example With Vavr 1. Overview In this article, we’ll be looking at the concept of Property Testing and its implementation in the vavr-test library. The Property based testing (PBT) allows us to specify the high-level behavior of a program regarding invariants it should adhere to. 2. What Is… Continue Reading vavr-property-testing
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Guide to Try in Vavr 1. Overview In this article, we’ll look at a functional way of error handling other than a standard try-catch block. We’ll be using Try class from Vavr library that will allow us to create more fluent and conscious API by embedding error handling into normal… Continue Reading vavr-try
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Vavr Tutorial Vavr is a functional library for Java 8+ that provides immutable data types and functional control structures. Note that functional programming is not only a new set of tools to get accustomed with but also a new paradigm to understand. So let’s jump into it. Vavr Basics +… Continue Reading vavr-tutorial
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Java Streams vs Vavr Streams 1. Introduction In this article, we’ll be looking at how Stream implementations differ in Java and Vavr. This article assumes familiarity with the basics of both Java Stream API and the Vavr library. 2. Comparison Both implementations represent the same concept of lazy sequences but differ in details.… Continue Reading vavr-java-streams
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Collection Factory Methods for Vavr 1. Overview Vavr is a powerful library for Java 8+, built on top of Java lambda expressions. Inspired by the Scala language, Vavr adds functional programming constructs to the Java language, such as pattern-matching, control structures, data types, persistent and immutable collections, and more. In… Continue Reading vavr-collection-factory-methods
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Introduction to Vavr’s Validation API 1. Overview Validation is a frequently occurring task in Java applications, and hence a lot of effort has been put into the development of validation libraries. Vavr (formerly known as Javaslang) provides a full-fledged validation API. It allows us to validate data in a straightforward… Continue Reading vavr-validation-api
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Introduction to Future in Vavr 1. Introduction Core Java provides a basic API for asynchronous computations – Future. CompletableFuture is one of its newest implementations. Vavr provides its new functional alternative to the Future API. In this article, we’ll discuss the new API and show how to make use of… Continue Reading vavr-future
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Interoperability Between Java and Vavr 1. Overview As Vavr primarily works within the Java ecosystem, there’s always a need to convert Vavr’s data structures into Java-understandable data structures. For example, consider a function which returns an io.vavr.collection.List, and we need to pass on the result to another function which accepts java.util.List. This… Continue Reading java-vavr
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Guide to Collections API in Vavr 1. Overview The Vavr library, formerly known as Javaslang, is a functional library for Java. In this article, we explore its powerful collections API. To get more information about this library, please read this article. 2. Persistent Collections A persistent collection when modified produces… Continue Reading vavr-collections
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