org.geotools.filter.expression
Class XmlXPathPropertyAccessorFactory

Object
  XmlXPathPropertyAccessorFactory

All Implemented Interfaces:

PropertyAccessorFactory

public class XmlXPathPropertyAccessorFactory
extends Object
implements PropertyAccessorFactory

PropertyAccessorFactory used to create property accessors which can handle xpath expressions against instances of Feature.

Author:

Russell Petty (GeoScience Victoria), Rini Angreani (CSIRO Earth Science and Resource Engineering)

Field Summary

static Hints.Key

NAMESPACE_SUPPORT Namespace support hint

Fields inherited from interface PropertyAccessorFactory

NAMESPACE_CONTEXT

Constructor Summary

XmlXPathPropertyAccessorFactory()

Method Summary

PropertyAccessor

createPropertyAccessor(Class type, String xpath, Class target, Hints hints) Creates a property accessor for a particular class.

Methods inherited from class Object

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

Field Detail

NAMESPACE_SUPPORT

public static Hints.Key NAMESPACE_SUPPORT

Namespace support hint

Constructor Detail

XmlXPathPropertyAccessorFactory

public XmlXPathPropertyAccessorFactory()

Method Detail

createPropertyAccessor

public PropertyAccessor createPropertyAccessor(Class type,
                                               String xpath,
                                               Class target,
                                               Hints hints)

Description copied from interface: PropertyAccessorFactory

Creates a property accessor for a particular class.

Specified by:

createPropertyAccessor in interface PropertyAccessorFactory

Parameters:

type - The type of object to be accessed.

xpath - The xpath expression to evaluate.

target - The kind of result we are expecting (ie Geometry)

hints - Hints to be used when creatign the accessor.

Returns:

The property accessor, or null if this factory cannot create an accessor for the specified type.