com.caucho.el

Class AbstractVariableResolver

java.lang.Object

javax.el.ELResolver

com.caucho.el.AbstractVariableResolver

Direct Known Subclasses:

ConfigPropertiesResolver, EnvironmentResolver, EnvironmentVariableResolver, PageContextELResolver, SystemPropertiesResolver

public class AbstractVariableResolver
extends ELResolver

Abstract variable resolver. Supports chaining and the "Var" special variable.

Field Summary

Fields inherited from class javax.el.ELResolver

RESOLVABLE_AT_DESIGN_TIME, TYPE

Constructor Summary

Constructors

Constructor and Description
AbstractVariableResolver() Creates the resolver
AbstractVariableResolver(ELResolver next) Creates the resolver

Method Summary

Modifier and Type	Method and Description
java.lang.Class<?>	getCommonPropertyType(ELContext context, java.lang.Object base)
java.util.Iterator<java.beans.FeatureDescriptor>	getFeatureDescriptors(ELContext context, java.lang.Object base)
ELResolver	getNext() Returns the next resolver.
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) Returns the named variable value.
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)
java.lang.String	toString()

Methods inherited from class javax.el.ELResolver

invoke

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractVariableResolver

public AbstractVariableResolver()

Creates the resolver

AbstractVariableResolver

public AbstractVariableResolver(ELResolver next)

Creates the resolver

Method Detail

getNext

public ELResolver getNext()

Returns the next resolver.

getValue

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

Returns the named variable value.

Specified by:

getValue in class ELResolver

getCommonPropertyType

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

Specified by:

getCommonPropertyType in class ELResolver

getFeatureDescriptors

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

Specified by:

getFeatureDescriptors in class ELResolver

getType

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

Specified by:

getType in class ELResolver

isReadOnly

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

Specified by:

isReadOnly in class ELResolver

Throws:

PropertyNotFoundException

ELException

setValue

public void setValue(ELContext context,
                     java.lang.Object base,
                     java.lang.Object property,
                     java.lang.Object value)
              throws PropertyNotFoundException,
                     PropertyNotWritableException,
                     ELException

Specified by:

setValue in class ELResolver

Throws:

PropertyNotFoundException

PropertyNotWritableException

ELException

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object