Package jakarta.el

Class BeanNameELResolver

java.lang.Object

jakarta.el.ELResolver

jakarta.el.BeanNameELResolver

public class BeanNameELResolver
extends ELResolver

Since:

EL 3.0

Field Summary

Fields inherited from class jakarta.el.ELResolver

RESOLVABLE_AT_DESIGN_TIME, TYPE

Constructor Summary

Constructors

Constructor	Description
BeanNameELResolver(BeanNameResolver beanNameResolver)

Method Summary

Modifier and Type	Method	Description
java.lang.Class<?>	getCommonPropertyType(ELContext context, java.lang.Object base)	Obtain the most common type that is acceptable for the given base object.
java.util.Iterator<java.beans.FeatureDescriptor>	getFeatureDescriptors(ELContext context, java.lang.Object base)	Obtain the feature descriptors for the resolvable properties of the given object.
java.lang.Class<?>	getType(ELContext context, java.lang.Object base, java.lang.Object property)
java.lang.Object	getValue(ELContext context, java.lang.Object base, java.lang.Object property)
boolean	isReadOnly(ELContext context, java.lang.Object base, java.lang.Object property)
void	setValue(ELContext context, java.lang.Object base, java.lang.Object property, java.lang.Object value)

Methods inherited from class jakarta.el.ELResolver

convertToType, invoke

Methods inherited from class java.lang.Object

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

Constructor Detail

BeanNameELResolver

public BeanNameELResolver(BeanNameResolver beanNameResolver)

Method Detail

getValue

public java.lang.Object getValue(ELContext context,
                                 java.lang.Object base,
                                 java.lang.Object property)

Specified by:

getValue in class ELResolver

Parameters:

context - The EL context for this evaluation

base - The base object on which the property is to be found

property - The property whose value is to be returned

Returns:

the value of the provided property

setValue

public void setValue(ELContext context,
                     java.lang.Object base,
                     java.lang.Object property,
                     java.lang.Object value)

Specified by:

setValue in class ELResolver

Parameters:

context - The EL context for this evaluation

base - The base object on which the property is to be found

property - The property whose value is to be set

value - The value to set the property to

getType

public java.lang.Class<?> getType(ELContext context,
                                  java.lang.Object base,
                                  java.lang.Object property)

Specified by:

getType in class ELResolver

Parameters:

context - The EL context for this evaluation

base - The base object on which the property is to be found

property - The property whose type is to be returned

Returns:

the type of the provided property

isReadOnly

public boolean isReadOnly(ELContext context,
                          java.lang.Object base,
                          java.lang.Object property)

Specified by:

isReadOnly in class ELResolver

Parameters:

context - The EL context for this evaluation

base - The base object on which the property is to be found

property - The property to be checked for read only status

Returns:

true if the identified property is read only, otherwise false

getFeatureDescriptors

public java.util.Iterator<java.beans.FeatureDescriptor> getFeatureDescriptors(ELContext context,
                                                                              java.lang.Object base)

Description copied from class: ELResolver

Obtain the feature descriptors for the resolvable properties of the given object.

Specified by:

getFeatureDescriptors in class ELResolver

Parameters:

context - The context in which the examination takes place

base - The object to examine

Returns:

An iterator, possibly empty, of feature descriptors of the given object

getCommonPropertyType

public java.lang.Class<?> getCommonPropertyType(ELContext context,
                                                java.lang.Object base)

Description copied from class: ELResolver

Obtain the most common type that is acceptable for the given base object.

Specified by:

getCommonPropertyType in class ELResolver

Parameters:

context - The context in which the examination takes place

base - The object to examine

Returns:

{code null} if the most common type cannot be determine, otherwise the most common type