What this book covers

Chapter 1, Installing WildFly, introduces you to the WildFly server. You are taken through the installation of Java and WildFly and learn to start, stop, and restart the server. You will also discover the purpose of the various folders within the WildFly install directory and gain a basic understanding of the WildFly kernel. Lastly, you will learn to install the WildFly server adaptor in Eclipse.

Chapter 2, Configuring the Core WildFly Subsystems, provides a detailed description of the anatomy of the standalone configuration file. You will be introduced to the concepts of modules and subsystems, and then you will learn in detail how to configure two of the core subsystems, the logging subsystem, and the thread-pool subsystem.

Chapter 3, Configuring Enterprise Services, teaches you to configure enterprise services and components, such as transactions, connection pools, Enterprise JavaBeans, and JMS. You will also learn to install JDBC drivers and configure database connections.

Chapter 4, The Undertow Web Server, explains the architecture of Undertow and teaches you how to configure the servlet container. You will also learn how to serve static content and configure JSPs. In this chapter, we create a simple web application using JSF, EJB, and JPA and teach you to deploy the application using the Eclipse WildFly Server adaptor.

Chapter 5, Configuring a WildFly Domain, teaches you how to manage a WildFly domain. It covers the domain and host controller configuration and outlines the differences between a server domain and multiple standalone server instances.

Chapter 6, Application Structure and Deployment, explains the structure of web and enterprise archives and how they are packaged. You will also learn in detail about the various ways to deploy your application to the WildFly server. We also explain how class loading works in WildFly.

Chapter 7, Using the Management Interfaces, introduces more advanced command-line interface commands, such as those for adding datasources and configuring JMS. We also provide a high-level overview of the web admin console.

Chapter 8, Clustering, provides detailed examples on clustering standalone and domain servers. You will also learn about JGroups and how to cluster the enterprise components, such as Messaging and Hibernate.

Chapter 9, Load-balancing Web Applications, explains the benefits of using the Apache web server with WildFly. You will also learn how to load-balance your web applications with mod_jk, mod_proxy, and mod_cluster.

Chapter 10, Securing WildFly, teaches you how to configure the security subsystem. We cover various login modules, such as database login and LDAP. We also look at securing enterprise components, such as Enterprise JavaBeans and web services. We then look at securing the management interfaces.

Chapter 11, WildFly, OpenShift, and Cloud Computing, discusses the advancement of cloud computing and the benefits it offers to your company. We see how OpenShift can be used to ease software development and aid rapid deployment of your applications to cloud servers.

Appendix, CLI References, provides a quick reference to some of the more commonly used commands in the CLI.