The IDE provides Spring support for various Java-based applications, such as Java SE, EJB, and web applications. You can add Spring support to a project by either adding the Spring Framework 2.5 library to a project's classpath, or by creating a new Spring configuration file using the Spring XML Configuration File wizard. Along with creating the configuration file, this wizard will also offer to add the Spring library to the classpath if it has not already been added.
To add the Spring Framework 2.5 library to a project classpath:
The Spring Framework support libraries are added to the project classpath, and they become visible from the project's Libraries node.