This is a sample project showing techniques for configuring a custom PropertySource in a Spring Framework 3.1 application. This code is featured in a series of blog posts: http://scottfrederick.blogspot.com/2012/03/custom-propertysource-in-spring-31.html http://scottfrederick.blogspot.com/2012/03/custom-propertysource-in-spring-31-part.html http://scottfrederick.blogspot.com/2012/05/custom-property-source-in-spring-31.html