Spring is an open source Java application development framework to build and deploy systems and applications running on the JVM. It is the industry standard for Web development and the most popular framework among Java developers. It makes it easy to build modular and testable Web applications by using the Model-View-Controller paradigm and dependency injection.Mastering Spring Application Development will take you on a journey from developing simple applications with Spring Data and MongoDB to caching your application with Spring Cache. You will discover how Thymeleaf will help you develop applications faster and how to configure it, and how to master dependency. Finally, you will get to grips with Web services by creating RESTful services and SOAP services using Spring Web Service framework, helping you to write Web service client code. You will learn how to set up a spring cache and tie your caching code with business logic.