Package org.springframework.beans.factory.config

Class ListFactoryBean

java.lang.Object

org.springframework.beans.factory.config.AbstractFactoryBean<List<Object>>

org.springframework.beans.factory.config.ListFactoryBean

All Implemented Interfaces:

Aware, BeanClassLoaderAware, BeanFactoryAware, DisposableBean, FactoryBean<List<Object>>, InitializingBean

public class ListFactoryBean
extends AbstractFactoryBean<List<Object>>

Simple factory for shared List instances. Allows for central setup of Lists via the "list" element in XML bean definitions.

Since:

09.12.2003

Author:

Juergen Hoeller

See Also:

• SetFactoryBean
• MapFactoryBean

Field Summary

Fields inherited from class org.springframework.beans.factory.config.AbstractFactoryBean

logger

Fields inherited from interface org.springframework.beans.factory.FactoryBean

OBJECT_TYPE_ATTRIBUTE

Constructor Summary

Constructors

Constructor	Description
ListFactoryBean()

Method Summary

Modifier and Type	Method	Description
protected List<Object>	createInstance()	Template method that subclasses must override to construct the object returned by this factory.
Class<List>	getObjectType()	This abstract method declaration mirrors the method in the FactoryBean interface, for a consistent offering of abstract template methods.
void	setSourceList(List<?> sourceList)	Set the source List, typically populated via XML "list" elements.
void	setTargetListClass(Class<? extends List> targetListClass)	Set the class to use for the target List.

Methods inherited from class org.springframework.beans.factory.config.AbstractFactoryBean

afterPropertiesSet, destroy, destroyInstance, getBeanFactory, getBeanTypeConverter, getEarlySingletonInterfaces, getObject, isSingleton, setBeanClassLoader, setBeanFactory, setSingleton

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

ListFactoryBean

public ListFactoryBean()

Method Details

setSourceList

public void setSourceList(List<?> sourceList)

Set the source List, typically populated via XML "list" elements.

setTargetListClass

public void setTargetListClass(@Nullable
 Class<? extends List> targetListClass)

Set the class to use for the target List. Can be populated with a fully qualified class name when defined in a Spring application context.

Default is a java.util.ArrayList.

See Also:

• ArrayList

getObjectType

public Class<List> getObjectType()

Description copied from class: AbstractFactoryBean

This abstract method declaration mirrors the method in the FactoryBean interface, for a consistent offering of abstract template methods.

Specified by:

getObjectType in interface FactoryBean<List<Object>>

Specified by:

getObjectType in class AbstractFactoryBean<List<Object>>

Returns:

the type of object that this FactoryBean creates, or null if not known at the time of the call

See Also:

• FactoryBean.getObjectType()

createInstance

protected List<Object> createInstance()

Description copied from class: AbstractFactoryBean

Template method that subclasses must override to construct the object returned by this factory.

Invoked on initialization of this FactoryBean in case of a singleton; else, on each AbstractFactoryBean.getObject() call.

Specified by:

createInstance in class AbstractFactoryBean<List<Object>>

Returns:

the object returned by this factory

See Also:

• AbstractFactoryBean.getObject()