Introduction Swagger is an awesome framework we often used to describe, consume and visualize our RESTful web services. Typically, we use Tomcat with Jersey as a servlet, then specify the Swagger package and Swagger Configuration class into web.xml, finally annotate the resources, methods and models to complete the configurations. Our team recently built a Java EE 7 application for a RESTful web service. The goal of this article is to share our experiences of configuring Swagger in Glassfish 4 without a web. ...