| Class | Description | 
|---|---|
| GenericBeanFactoryAccessor | A fork of the Spring 2.5.6 GenericBeanFactoryAccess class that was removed from Spring 3.0. | 
| HotSwappableTargetSourceFactoryBean | Creates a HotSwappableTargetSource | 
| InstanceFactoryBean | Simple singleton instance implementation of Spring's FactoryBean interface | 
| OptimizedAutowireCapableBeanFactory | Applies autowiring performance optimizations to Spring |