org.apache.jasper.el

Class JasperELResolver

java.lang.Object

javax.el.ELResolver

javax.el.CompositeELResolver

org.apache.jasper.el.JasperELResolver

public class JasperELResolver
extends CompositeELResolver

Jasper-specific CompositeELResolver that optimizes certain functions to avoid unnecessary resolver calls.

Field Summary

Fields inherited from class javax.el.ELResolver

RESOLVABLE_AT_DESIGN_TIME, TYPE

Constructor Summary

Constructors

Constructor and Description
JasperELResolver(List<ELResolver> appResolvers, ELResolver streamResolver)

Method Summary

Methods

Modifier and Type	Method and Description
void	add(ELResolver elResolver)
Object	getValue(ELContext context, Object base, Object property)
Object	invoke(ELContext context, Object base, Object method, Class<?>[] paramTypes, Object[] params)

Methods inherited from class javax.el.CompositeELResolver

convertToType, getCommonPropertyType, getFeatureDescriptors, getType, isReadOnly, setValue

Methods inherited from class java.lang.Object

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

Constructor Detail

JasperELResolver

public JasperELResolver(List<ELResolver> appResolvers,
                ELResolver streamResolver)

Method Detail

add

public void add(ELResolver elResolver)

Overrides:

add in class CompositeELResolver

getValue

public Object getValue(ELContext context,
              Object base,
              Object property)
                throws NullPointerException,
                       PropertyNotFoundException,
                       ELException

Overrides:

getValue in class CompositeELResolver

Throws:

NullPointerException - If the supplied context is null

PropertyNotFoundException - If the base/property combination provided to the resolver is one that the resolver can handle but no match was found or a match was found but was not readable

ELException - Wraps any exception throw whilst resolving the property

invoke

public Object invoke(ELContext context,
            Object base,
            Object method,
            Class<?>[] paramTypes,
            Object[] params)

Overrides:

invoke in class CompositeELResolver