Your first Spring application

Let's start with a very simple Spring application now. This application simply greets the user with a welcome message. Technically, it demonstrates how you configure a Spring ApplicationContext (IoC container) with just a single bean in it and invoke that bean method in your application. The application has four artifacts in it (besides the project build file, of course):

  • GreetingService.java: A Java interface—just a single method
  • GreetingServiceImpl.java: A simple implementation of GreetingService
  • Application.java: Your application with a main method
  • application-context.xml: The Spring configuration file of your application

The following are the service components of your application. The service implementation just prints ...

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