# Uses of Interface
org.springframework.beans.factory.config.SingletonBeanRegistry

Packages that use SingletonBeanRegistry
Package
Description
org.springframework.beans.factory.config
SPI interfaces and configuration-related convenience classes for bean factories.
org.springframework.beans.factory.support
Classes supporting the `org.springframework.beans.factory` package.

## Uses of SingletonBeanRegistry in org.springframework.beans.factory.config

Subinterfaces of SingletonBeanRegistry in org.springframework.beans.factory.config
Modifier and Type
Interface
Description
`interface`
`ConfigurableBeanFactory`
Configuration interface to be implemented by most bean factories.
`interface`
`ConfigurableListableBeanFactory`
Configuration interface to be implemented by most listable bean factories.

## Uses of SingletonBeanRegistry in org.springframework.beans.factory.support

Classes in org.springframework.beans.factory.support that implement SingletonBeanRegistry
Modifier and Type
Class
Description
`class`
`AbstractAutowireCapableBeanFactory`
Abstract bean factory superclass that implements default bean creation, with the full capabilities specified by the `RootBeanDefinition` class.
`class`
`AbstractBeanFactory`
Abstract base class for `BeanFactory` implementations, providing the full capabilities of the `ConfigurableBeanFactory` SPI.
`class`
`DefaultListableBeanFactory`
Spring's default implementation of the `ConfigurableListableBeanFactory` and `BeanDefinitionRegistry` interfaces: a full-fledged bean factory based on bean definition metadata, extensible through post-processors.
`class`
`DefaultSingletonBeanRegistry`
Generic registry for shared bean instances, implementing the `SingletonBeanRegistry`.
`class`
`FactoryBeanRegistrySupport`
Support base class for singleton registries which need to handle `FactoryBean` instances, integrated with `DefaultSingletonBeanRegistry`'s singleton management.