Package com.aspectran.core.component.bean

Interface BeanRegistry

All Known Subinterfaces:

Activity, Translet

All Known Implementing Classes:

AbstractActivity, AbstractBeanRegistry, BasicActivity, ContextBeanRegistry, CoreActivity, CoreTranslet, DefaultActivity, InstantActivity, JobActivity, SessionScopeActivity

public interface BeanRegistry

The Interface BeanRegistry.

Since:

2012. 11. 9.

Method Summary

Modifier and Type	Method	Description
boolean	containsBean(java.lang.Class<?> requiredType)	Return whether a bean with the specified object type is present.
boolean	containsBean(java.lang.String id)	Return whether a bean with the specified id is present.
<T> T	getBean(java.lang.Class<T> requiredType)	Return an instance of the bean that matches the given object type.
<T> T	getBean(java.lang.Class<T> requiredType, java.lang.String id)	Return an instance of the bean that matches the given object type.
<T> T	getBean(java.lang.String id)	Return an instance of the bean that matches the given id.
<T> T	getBean(java.lang.String id, java.lang.Class<T> requiredType)	Return an instance of the bean that matches the given id.
<T> T	getConfigBean(java.lang.Class<T> requiredType)	Return the bean instance that matches the specified object type.

Method Detail

getBean

<T> T getBean(java.lang.String id)

Return an instance of the bean that matches the given id.

Type Parameters:

T - the generic type

Parameters:

id - the id of the bean to retrieve

Returns:

an instance of the bean

getBean

<T> T getBean(java.lang.Class<T> requiredType)

Return an instance of the bean that matches the given object type.

Type Parameters:

T - the generic type

Parameters:

requiredType - the type the bean must match; can be an interface or superclass. null is disallowed.

Returns:

an instance of the bean

Since:

1.3.1

getBean

<T> T getBean(java.lang.String id,
              java.lang.Class<T> requiredType)

Return an instance of the bean that matches the given id. If the bean is not of the required type then throw a BeanNotOfRequiredTypeException.

Type Parameters:

T - the generic type

Parameters:

id - the id of the bean to retrieve

requiredType - type the bean must match; can be an interface or superclass. null is disallowed.

Returns:

an instance of the bean

Since:

1.3.1

getBean

<T> T getBean(java.lang.Class<T> requiredType,
              java.lang.String id)

Return an instance of the bean that matches the given object type. If the bean is not exists ,retrieve the bean with the specified id.

Type Parameters:

T - the generic type

Parameters:

requiredType - type the bean must match; can be an interface or superclass. null is allowed.

id - the id of the bean to retrieve; if requiredType is null.

Returns:

an instance of the bean

Since:

2.0.0

getConfigBean

<T> T getConfigBean(java.lang.Class<T> requiredType)

Return the bean instance that matches the specified object type. If the bean is not of the required type then throw a BeanNotOfRequiredTypeException.

Type Parameters:

T - the generic type

Parameters:

requiredType - type the bean must match; can be an interface or superclass. null is disallowed.

Returns:

an instance of the bean

Since:

2.0.0

containsBean

boolean containsBean(java.lang.String id)

Return whether a bean with the specified id is present.

Parameters:

id - the id of the bean to query

Returns:

whether a bean with the specified id is present

containsBean

boolean containsBean(java.lang.Class<?> requiredType)

Return whether a bean with the specified object type is present.

Parameters:

requiredType - the object type of the bean to query

Returns:

whether a bean with the specified type is present