Class SetFactoryBean

java.lang.Object

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

org.springframework.beans.factory.config.SetFactoryBean

All Implemented Interfaces:

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

public class SetFactoryBean
extends AbstractFactoryBean<Set<Object>>

Simple factory for shared Set instances. Allows for central setup of Sets via the "set" element in XML bean definitions.

Since:

09.12.2003

Author:

Juergen Hoeller

See Also:

• ListFactoryBean
• 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
SetFactoryBean()

Method Summary

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

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

SetFactoryBean

public SetFactoryBean()

Method Details

setSourceSet

public void setSourceSet(Set<?> sourceSet)

Set the source Set, typically populated via XML "set" elements.

setTargetSetClass

public void setTargetSetClass(@Nullable Class<? extends Set> targetSetClass)

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

Default is a linked HashSet, keeping the registration order.

See Also:

• LinkedHashSet

getObjectType

public Class<Set> 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<Set<Object>>

Specified by:

getObjectType in class AbstractFactoryBean<Set<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 Set<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<Set<Object>>

Returns:

the object returned by this factory

See Also:

• AbstractFactoryBean.getObject()