Implementing microservices using WildFly Swarm

WildFly Swarm ( http://wildfly-swarm.io/ ) is a MicroProfile implementation from Red Hat. It allows you to assemble an application container for running microservices with just the specifications you need.

Creating a WildFly Swarm project

Let’s use WildFly Swarm Project Generator at http://wildfly-swarm.io/generator/ to select the specifications we want to include in our application and to create the starter project:

Figure 12.3: WildFly Swarm Project Generator

Enter Group ID and Artifact ID as shown in the previous screenshot. In the Dependencies textbox, start typing features such as JPA or JAX-RS and then select them from the auto-suggested options. Make sure JPA EclipseLink , JAX-RS, and CDI are selected as dependencies. If you want to see all available dependencies and select from that list, then click theView all available dependencies link.

Click theGenerate Project button to create the project and download the ZIP file. This is a Maven project...