4.0.0 org.springbyexample.springindepth chapter03-collections ${project.parent.version} Chapter 3 - Collections Bean creation using different types of Collections. org.springbyexample.springindepth core-spring 1.0 org.springbyexample.springindepth core-spring-test ${project.parent.version} test org.springbyexample.springindepth core-spring-bean ${project.parent.version}