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BeanDefinitionHolder (Spring Framework API 2.1) - Spring Framework 2.1.0 API 文档英文版

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org.springframework.beans.factory.config
Class BeanDefinitionHolder

java.lang.Object
  org.springframework.beans.factory.config.BeanDefinitionHolder

All Implemented Interfaces:

BeanMetadataElement

Direct Known Subclasses:

BeanComponentDefinition

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public class BeanDefinitionHolder
extends Object
implements BeanMetadataElement

Holder for a BeanDefinition with name and aliases. Can be registered as a placeholder for an inner bean.

Can also be used for programmatic registration of inner bean definitions. If you don't care about BeanNameAware and the like, registering RootBeanDefinition or ChildBeanDefinition is good enough.

Since:

1.0.2

Author:

Juergen Hoeller

See Also:

BeanNameAware, RootBeanDefinition, ChildBeanDefinition

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Constructor Summary
BeanDefinitionHolder(BeanDefinitionHolder beanDefinitionHolder)           Copy constructor: Create a new BeanDefinitionHolder with the same contents as the given BeanDefinitionHolder instance.
BeanDefinitionHolder(BeanDefinition beanDefinition, String beanName)           Create a new BeanDefinitionHolder.
BeanDefinitionHolder(BeanDefinition beanDefinition, String beanName, String[] aliases)           Create a new BeanDefinitionHolder.

 

Method Summary
boolean	equals(Object other)
String[]	getAliases()           Return the alias names for the bean, as specified directly for the bean definition.
BeanDefinition	getBeanDefinition()           Return the wrapped BeanDefinition.
String	getBeanName()           Return the primary name of the bean, as specified for the bean definition.
String	getLongDescription()           Return a long description for the bean, including name and aliases as well as a description of the contained BeanDefinition.
String	getShortDescription()           Return a friendly, short description for the bean, stating name and aliases.
Object	getSource()           Expose the bean definition's source object.
int	hashCode()
String	toString()           This implementation returns the long description.

 

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

 

Constructor Detail

BeanDefinitionHolder

public BeanDefinitionHolder(BeanDefinition beanDefinition,
                            String beanName)

Create a new BeanDefinitionHolder.

Parameters:

beanDefinition - the BeanDefinition to wrap

beanName - the name of the bean, as specified for the bean definition

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BeanDefinitionHolder

public BeanDefinitionHolder(BeanDefinition beanDefinition,
                            String beanName,
                            String[] aliases)

Create a new BeanDefinitionHolder.

Parameters:

beanDefinition - the BeanDefinition to wrap

beanName - the name of the bean, as specified for the bean definition

aliases - alias names for the bean, or null if none

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BeanDefinitionHolder

public BeanDefinitionHolder(BeanDefinitionHolder beanDefinitionHolder)

Copy constructor: Create a new BeanDefinitionHolder with the same contents as the given BeanDefinitionHolder instance.

Note: The wrapped BeanDefinition reference is taken as-is; it is not deeply copied.

Parameters:

beanDefinitionHolder - the BeanDefinitionHolder to copy

Method Detail

getBeanDefinition

public BeanDefinition getBeanDefinition()

Return the wrapped BeanDefinition.

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getBeanName

public String getBeanName()

Return the primary name of the bean, as specified for the bean definition.

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getAliases

public String[] getAliases()

Return the alias names for the bean, as specified directly for the bean definition.

Returns:

the array of alias names, or null if none

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getSource

public Object getSource()

Expose the bean definition's source object.

Specified by:

getSource in interface BeanMetadataElement

See Also:

BeanMetadataElement.getSource()

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getShortDescription

public String getShortDescription()

Return a friendly, short description for the bean, stating name and aliases.

See Also:

getBeanName(), getAliases()

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getLongDescription

public String getLongDescription()

Return a long description for the bean, including name and aliases as well as a description of the contained BeanDefinition.

See Also:

getShortDescription(), getBeanDefinition()

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toString

public String toString()

This implementation returns the long description. Can be overridden to return the short description or any kind of custom description instead.

Overrides:

toString in class Object

See Also:

getLongDescription(), getShortDescription()

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equals

public boolean equals(Object other)

Overrides:

equals in class Object

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hashCode

public int hashCode()

Overrides:

hashCode in class Object

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