public abstract class AbstractBeanFactoryBasedTargetSourceCreator extends Object implements TargetSourceCreator, org.springframework.beans.factory.BeanFactoryAware, org.springframework.beans.factory.DisposableBean
TargetSourceCreator
implementations that require creating multiple instances of a prototype bean.
Uses an internal BeanFactory to manage the target instances, copying the original bean definition to this internal factory. This is necessary because the original BeanFactory will just contain the proxy instance created through auto-proxying.
Requires running in an
AbstractBeanFactory
.
AbstractBeanFactoryBasedTargetSource
,
AbstractBeanFactory
Constructor and Description |
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AbstractBeanFactoryBasedTargetSourceCreator() |
Modifier and Type | Method and Description |
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protected org.springframework.beans.factory.support.DefaultListableBeanFactory |
buildInternalBeanFactory(org.springframework.beans.factory.config.ConfigurableBeanFactory containingFactory)
Build an internal BeanFactory for resolving target beans.
|
protected abstract AbstractBeanFactoryBasedTargetSource |
createBeanFactoryBasedTargetSource(Class<?> beanClass,
String beanName)
Subclasses must implement this method to return a new AbstractPrototypeBasedTargetSource
if they wish to create a custom TargetSource for this bean, or
null if they are
not interested it in, in which case no special target source will be created. |
void |
destroy()
Destroys the internal BeanFactory on shutdown of the TargetSourceCreator.
|
protected org.springframework.beans.factory.BeanFactory |
getBeanFactory()
Return the BeanFactory that this TargetSourceCreators runs in.
|
protected org.springframework.beans.factory.support.DefaultListableBeanFactory |
getInternalBeanFactoryForBean(String beanName)
Return the internal BeanFactory to be used for the specified bean.
|
TargetSource |
getTargetSource(Class<?> beanClass,
String beanName)
Create a special TargetSource for the given bean, if any.
|
protected boolean |
isPrototypeBased()
Return whether this TargetSourceCreator is prototype-based.
|
void |
setBeanFactory(org.springframework.beans.factory.BeanFactory beanFactory) |
protected final Log logger
public AbstractBeanFactoryBasedTargetSourceCreator()
public final void setBeanFactory(org.springframework.beans.factory.BeanFactory beanFactory)
setBeanFactory
in interface org.springframework.beans.factory.BeanFactoryAware
protected final org.springframework.beans.factory.BeanFactory getBeanFactory()
public final TargetSource getTargetSource(Class<?> beanClass, String beanName)
TargetSourceCreator
getTargetSource
in interface TargetSourceCreator
beanClass
- the class of the bean to create a TargetSource forbeanName
- the name of the beannull
if this TargetSourceCreator isn't
interested in the particular beanprotected org.springframework.beans.factory.support.DefaultListableBeanFactory getInternalBeanFactoryForBean(String beanName)
beanName
- the name of the target beanprotected org.springframework.beans.factory.support.DefaultListableBeanFactory buildInternalBeanFactory(org.springframework.beans.factory.config.ConfigurableBeanFactory containingFactory)
containingFactory
- the containing BeanFactory that originally defines the beanspublic void destroy()
destroy
in interface org.springframework.beans.factory.DisposableBean
getInternalBeanFactoryForBean(java.lang.String)
protected boolean isPrototypeBased()
Default is "true".
BeanDefinition.isSingleton()
protected abstract AbstractBeanFactoryBasedTargetSource createBeanFactoryBasedTargetSource(Class<?> beanClass, String beanName)
null
if they are
not interested it in, in which case no special target source will be created.
Subclasses should not call setTargetBeanName
or setBeanFactory
on the AbstractPrototypeBasedTargetSource: This class' implementation of
getTargetSource()
will do that.beanClass
- the class of the bean to create a TargetSource forbeanName
- the name of the beannull
if we don't match this