jodd.petite.scope

Class SingletonScope

java.lang.Object

jodd.petite.scope.SingletonScope

All Implemented Interfaces:

Scope

public class SingletonScope
extends java.lang.Object
implements Scope

Singleton scope pools all bean instances so they will be created only once in the container context.

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.Map<java.lang.String,BeanData>	instances

Constructor Summary

Constructors

Constructor and Description
SingletonScope(PetiteContainer pc)

Method Summary

Modifier and Type	Method and Description
boolean	accept(Scope referenceScope) Allows only singleton scoped beans to be injected into the target singleton bean.
java.lang.Object	lookup(java.lang.String name) Lookups for bean name.
void	register(BeanDefinition beanDefinition, java.lang.Object bean) Registers the bean within the current scope.
void	remove(java.lang.String name) Removes the bean from the scope entirely.
void	shutdown() Iterate all beans and invokes registered destroy methods.

Methods inherited from class java.lang.Object

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

Field Detail

instances

protected java.util.Map<java.lang.String,BeanData> instances

Constructor Detail

SingletonScope

public SingletonScope(PetiteContainer pc)

Method Detail

lookup

public java.lang.Object lookup(java.lang.String name)

Description copied from interface: Scope

Lookups for bean name. Returns null if bean is not found or yet registered.

Specified by:

lookup in interface Scope

register

public void register(BeanDefinition beanDefinition,
                     java.lang.Object bean)

Description copied from interface: Scope

Registers the bean within the current scope. Usually registers it by its name from BeanDefinition. Also it may register destroy methods of a bean within this scope.

Specified by:

register in interface Scope

remove

public void remove(java.lang.String name)

Description copied from interface: Scope

Removes the bean from the scope entirely. Destroy methods are not called as it is assumed that bean is destroyed manually.

Specified by:

remove in interface Scope

accept

public boolean accept(Scope referenceScope)

Allows only singleton scoped beans to be injected into the target singleton bean.

Specified by:

accept in interface Scope

shutdown

public void shutdown()

Iterate all beans and invokes registered destroy methods.

Specified by:

shutdown in interface Scope