Vol 2. ch7.7 Cache Abstraction. (Spring 3.1)
Vol 2. ch7.7.2 Cache Manager.
Vol 2. ch7.8.1 @Import & @Configuration inheritance.
Vol 2. ch7.8.2 @Enable* annotation and ImportAware.
Vol 2. ch7.8.3 Bean Configurer.
Vol 2. ch7.8.4 ImportSelector & ImportBeanDefinitionRegistrar.