This project has retired. For details please refer to its Attic page.

org.apache.tiles.evaluator.el
Class TilesContextBeanELResolver

java.lang.Object
  javax.el.ELResolver
      org.apache.tiles.evaluator.el.TilesContextBeanELResolver

public class TilesContextBeanELResolver
extends javax.el.ELResolver

Resolves beans in request, session and application scope.

Since:

2.1.0

Version:

$Rev: 636859 $ $Date: 2008-03-13 21:00:03 +0100 (gio, 13 mar 2008) $

Field Summary

Fields inherited from class javax.el.ELResolver

RESOLVABLE_AT_DESIGN_TIME, TYPE

Constructor Summary

TilesContextBeanELResolver()

Method Summary

protected void	collectBeanInfo(Map<String,? extends Object> map, List<FeatureDescriptor> list) Collects bean infos from a map's values and filling a list.
protected Object	findObjectByProperty(javax.el.ELContext context, Object property) Finds an object in request, session or application scope, in this order.
Class<?>	getCommonPropertyType(javax.el.ELContext context, Object base)
Iterator<FeatureDescriptor>	getFeatureDescriptors(javax.el.ELContext context, Object base)
protected Object	getObject(Map<String,? extends Object> map, String property) Returns an object from a map in a null-safe manner.
Class<?>	getType(javax.el.ELContext context, Object base, Object property)
Object	getValue(javax.el.ELContext context, Object base, Object property)
boolean	isReadOnly(javax.el.ELContext context, Object base, Object property)
void	setValue(javax.el.ELContext context, Object base, Object property, Object value)

Methods inherited from class java.lang.Object

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

Constructor Detail

TilesContextBeanELResolver

public TilesContextBeanELResolver()

Method Detail

getCommonPropertyType

public Class<?> getCommonPropertyType(javax.el.ELContext context,
                                      Object base)

Specified by:

getCommonPropertyType in class javax.el.ELResolver

getFeatureDescriptors

public Iterator<FeatureDescriptor> getFeatureDescriptors(javax.el.ELContext context,
                                                         Object base)

Specified by:

getFeatureDescriptors in class javax.el.ELResolver

getType

public Class<?> getType(javax.el.ELContext context,
                        Object base,
                        Object property)

Specified by:

getType in class javax.el.ELResolver

getValue

public Object getValue(javax.el.ELContext context,
                       Object base,
                       Object property)

Specified by:

getValue in class javax.el.ELResolver

isReadOnly

public boolean isReadOnly(javax.el.ELContext context,
                          Object base,
                          Object property)

Specified by:

isReadOnly in class javax.el.ELResolver

setValue

public void setValue(javax.el.ELContext context,
                     Object base,
                     Object property,
                     Object value)

Specified by:

setValue in class javax.el.ELResolver

collectBeanInfo

protected void collectBeanInfo(Map<String,? extends Object> map,
                               List<FeatureDescriptor> list)

Collects bean infos from a map's values and filling a list.

Parameters:

map - The map containing the bean to be inspected.

list - The list to fill.

findObjectByProperty

protected Object findObjectByProperty(javax.el.ELContext context,
                                      Object property)

Finds an object in request, session or application scope, in this order.

Parameters:

context - The context to use.

property - The property used as an attribute name.

Returns:

The found bean, if it exists, or null otherwise.

getObject

protected Object getObject(Map<String,? extends Object> map,
                           String property)

Returns an object from a map in a null-safe manner.

Parameters:

map - The map to use.

property - The property to use as a key.

Returns:

The object, if present, or null otherwise.