java.lang.Object
- org.springframework.core.SimpleAliasRegistry
- - org.springframework.beans.factory.support.SimpleBeanDefinitionRegistry

All Implemented Interfaces:
BeanDefinitionRegistry, AliasRegistry
```
public class SimpleBeanDefinitionRegistry
extends SimpleAliasRegistry
implements BeanDefinitionRegistry
```
Simple implementation of the BeanDefinitionRegistry interface. Provides registry capabilities only, with no factory capabilities built in. Can for example be used for testing bean definition readers.
Since:
2.5.2
Author:
Juergen Hoeller

Constructor Summary
Constructors
Constructor Description
SimpleBeanDefinitionRegistry()

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method	Description
`boolean`	`containsBeanDefinition(String beanName)`	Check if this registry contains a bean definition with the given name.
`BeanDefinition`	`getBeanDefinition(String beanName)`	Return the BeanDefinition for the given bean name.
`int`	`getBeanDefinitionCount()`	Return the number of beans defined in the registry.
`String[]`	`getBeanDefinitionNames()`	Return the names of all beans defined in this registry.
`boolean`	`isBeanNameInUse(String beanName)`	Determine whether the given bean name is already in use within this registry, i.e.
`void`	`registerBeanDefinition(String beanName, BeanDefinition beanDefinition)`	Register a new bean definition with this registry.
`void`	`removeBeanDefinition(String beanName)`	Remove the BeanDefinition for the given name.

Methods inherited from class org.springframework.core.SimpleAliasRegistry
allowAliasOverriding, canonicalName, checkForAliasCircle, getAliases, hasAlias, isAlias, registerAlias, removeAlias, resolveAliases

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.springframework.core.AliasRegistry
getAliases, isAlias, registerAlias, removeAlias

- Constructor Detail
  - SimpleBeanDefinitionRegistry
```
public SimpleBeanDefinitionRegistry()
```
- Method Detail
  - registerBeanDefinition
```
public void registerBeanDefinition(String beanName,
                                   BeanDefinition beanDefinition)
                            throws BeanDefinitionStoreException
```
    Description copied from interface: BeanDefinitionRegistry
    Register a new bean definition with this registry. Must support RootBeanDefinition and ChildBeanDefinition.
    Specified by:
    registerBeanDefinition in interface BeanDefinitionRegistry
    Parameters:
    beanName - the name of the bean instance to register
    beanDefinition - definition of the bean instance to register
    Throws:
    BeanDefinitionStoreException - if the BeanDefinition is invalid or if there is already a BeanDefinition for the specified bean name (and we are not allowed to override it)
    See Also:
    GenericBeanDefinition, RootBeanDefinition, ChildBeanDefinition
  - removeBeanDefinition
```
public void removeBeanDefinition(String beanName)
                          throws NoSuchBeanDefinitionException
```
    Description copied from interface: BeanDefinitionRegistry
    Remove the BeanDefinition for the given name.
    Specified by:
    removeBeanDefinition in interface BeanDefinitionRegistry
    Parameters:
    beanName - the name of the bean instance to register
    Throws:
    NoSuchBeanDefinitionException - if there is no such bean definition
  - getBeanDefinition
```
public BeanDefinition getBeanDefinition(String beanName)
                                 throws NoSuchBeanDefinitionException
```
    Description copied from interface: BeanDefinitionRegistry
    Return the BeanDefinition for the given bean name.
    Specified by:
    getBeanDefinition in interface BeanDefinitionRegistry
    Parameters:
    beanName - name of the bean to find a definition for
    Returns:
    the BeanDefinition for the given name (never null)
    Throws:
    NoSuchBeanDefinitionException - if there is no such bean definition
  - containsBeanDefinition
```
public boolean containsBeanDefinition(String beanName)
```
    Description copied from interface: BeanDefinitionRegistry
    Check if this registry contains a bean definition with the given name.
    Specified by:
    containsBeanDefinition in interface BeanDefinitionRegistry
    Parameters:
    beanName - the name of the bean to look for
    Returns:
    if this registry contains a bean definition with the given name
  - getBeanDefinitionNames
```
public String[] getBeanDefinitionNames()
```
    Description copied from interface: BeanDefinitionRegistry
    Return the names of all beans defined in this registry.
    Specified by:
    getBeanDefinitionNames in interface BeanDefinitionRegistry
    Returns:
    the names of all beans defined in this registry, or an empty array if none defined
  - getBeanDefinitionCount
```
public int getBeanDefinitionCount()
```
    Description copied from interface: BeanDefinitionRegistry
    Return the number of beans defined in the registry.
    Specified by:
    getBeanDefinitionCount in interface BeanDefinitionRegistry
    Returns:
    the number of beans defined in the registry
  - isBeanNameInUse
```
public boolean isBeanNameInUse(String beanName)
```
    Description copied from interface: BeanDefinitionRegistry
    Determine whether the given bean name is already in use within this registry, i.e. whether there is a local bean or alias registered under this name.
    Specified by:
    isBeanNameInUse in interface BeanDefinitionRegistry
    Parameters:
    beanName - the name to check
    Returns:
    whether the given bean name is already in use

Class SimpleBeanDefinitionRegistry

Constructor Summary

Method Summary

Methods inherited from class org.springframework.core.SimpleAliasRegistry

Methods inherited from class java.lang.Object

Methods inherited from interface org.springframework.core.AliasRegistry

Constructor Detail

SimpleBeanDefinitionRegistry

Method Detail

registerBeanDefinition

removeBeanDefinition

getBeanDefinition

containsBeanDefinition

getBeanDefinitionNames

getBeanDefinitionCount

isBeanNameInUse