MapStruct and Project Lombok are two tools which can make your life as a developer much easier. MapStruct is a slick project which generates type mappers via simple interfaces. You define an interface method to accept a source type with a return type. And MapStruct generates the implementation of the mapper. Project Lombok is a […]Continue reading
The Need for Spring Boot Docker Layers If you follow my work, you know I’m a big fan of using Docker. As a software engineer at Velo Payments, I use Docker on a daily basis. Our architecture is primarily Spring Boot Microservices, deployed in Docker containers. This architecture gives us a tremendous amount of flexibility […]Continue reading
Apache Maven is distributed in several formats. The simplest way to install Maven is to download a ready-made binary distribution archive and follow the installation instructions. Maven 3.3+ release requires JDK 1.7 or above to execute. General Requirements Java JDK must be installed on system. Java 1.7 or higher is needed for Maven. To verify the […]Continue reading
So your JUnit 5 tests are not running under Maven? You have JUnit 5 Tests which run fine from your IDE, but fail to run under Maven? Your test output looks like this: [INFO] ——————————————————- [INFO] T E S T S [INFO] ——————————————————- [INFO] [INFO] Results: [INFO] [INFO] Tests run: 0, Failures: 0, Errors: 0, […]Continue reading
JSON has become the most preferred way of transmitting data across network connections. JSON being easily readable by machines is one of the many reasons for JSON’s popularity. However, JSON unless formatted well, is not easily readable by a human. Pretty printing a JSON is one common operation to improve the readability of the JSON. […]Continue reading
I remember in the late 90s / early 2000 all the buzz in programming was about XML. All the ‘experts’ said you had to be using XML for data exchange. XML does have many benefits. But often when programming today, XML is looked as ‘old school’ or too restrictive. XML sure can be finicky to […]Continue reading
Unit testing is the first level of testing software where you write test code that executes a specific functionality in the code to be tested. In most cases, you as a programmer are responsible to deliver unit tested code. The objective is to check if the unit of the software, for example a public method […]Continue reading
This is a simple hello world example using Spring Framework 4. We will use Spring Boot and Spring Initializer to get things kicked off easily. Video Tutorial Follow this quick video tutorial to get a Spring Boot starter project. Step by Step Instructions Get Starter Project from Spring Initializer Step One Go to the Spring […]Continue reading
Spring Boot is a recent addition to the Spring Framework. It makes starting a Spring based project crazy easy. Before the days of Spring Boot, you as the developer were responsible for creating a project and managing the dependencies. Now you can use the Spring Initializer to download a ready made project with common dependencies […]Continue reading
