org.deegree.feature
Class AbstractFeature

java.lang.Object
  org.deegree.feature.AbstractFeature

All Implemented Interfaces:

Feature, MatchableObject, GMLObject

Direct Known Subclasses:

AbstractFeatureCollection, GenericFeature, GenericSimpleFeature

abstract class AbstractFeature
extends Object
implements Feature

Abstract base class for common Feature implementations.

Version:

$Revision:$, $Date:$

Author:

Markus Schneider , last edited by: $Author:$

Field Summary

protected StandardGMLFeatureProps

standardProps Stores the default GML properties that every GML feature allows for (gml:name, gml:description, ...).

Constructor Summary

AbstractFeature()

Method Summary

protected Envelope	calcEnvelope() Helper method for calculating the envelope of a feature.
Envelope	getEnvelope() Returns the envelope of the feature.
GMLStdProps	getGMLProperties() Returns the standard GML properties (e.g.
Property<?>[]	getProperties(GMLVersion version) Returns all properties in order, including standard GML properties.
Property<?>[]	getProperties(QName propName, GMLVersion version) Returns the properties with the given name, in order.
Property<?>	getProperty(QName propName, GMLVersion version) Returns the property with the given name.
Object	getPropertyValue(QName propName, GMLVersion version) Returns the values of the property with the given name.
Object[]	getPropertyValues(PropertyName propName, GMLVersion version) Returns the values that are selected by the given PropertyName expression.
Object[]	getPropertyValues(QName propName, GMLVersion version) Returns the values of the properties with the given name, in order.
void	setProperties(List<Property<?>> props, GMLVersion version) Called during construction to initialize the properties of the feature.
void	setPropertyValue(QName propName, int occurence, Object value, GMLVersion version) Sets the value of a specific occurence of a property with a given name (or removes the property from the feature).

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.deegree.feature.Feature

getGeometryProperties, getId, getName, getProperties, getProperties, getProperty, getPropertyValue, getPropertyValues, getType, setId, setProperties, setPropertyValue

Field Detail

standardProps

protected StandardGMLFeatureProps standardProps

Stores the default GML properties that every GML feature allows for (gml:name, gml:description, ...).

Constructor Detail

AbstractFeature

AbstractFeature()

Method Detail

getGMLProperties

public GMLStdProps getGMLProperties()

Description copied from interface: GMLObject

Returns the standard GML properties (e.g. gml:name).

Specified by:

getGMLProperties in interface GMLObject

Returns:

the standard GML properties, may be

getPropertyValues

public Object[] getPropertyValues(PropertyName propName,
                                  GMLVersion version)
                           throws org.jaxen.JaxenException

Description copied from interface: MatchableObject

Returns the values that are selected by the given PropertyName expression.

Specified by:

getPropertyValues in interface MatchableObject

Parameters:

propName - XPath expression that usually selects a property

Returns:

the selected values

Throws:

org.jaxen.JaxenException - if an exception occurs during the evaluation of the XPath expression

getEnvelope

public Envelope getEnvelope()

Description copied from interface: Feature

Returns the envelope of the feature.

Specified by:

getEnvelope in interface Feature

Returns:

the envelope of the feature, or null if the feature has no envelope information / geometry properties

calcEnvelope

protected Envelope calcEnvelope()

Helper method for calculating the envelope of a feature.

Returns:

envelope of all geometry properties of the feature

getProperties

public Property<?>[] getProperties(GMLVersion version)

Description copied from interface: Feature

Returns all properties in order, including standard GML properties.

Specified by:

getProperties in interface Feature

Parameters:

version - determines the names and types of the standard GML properties, must not be null

Returns:

all properties, including standard GML properties

getProperties

public Property<?>[] getProperties(QName propName,
                                   GMLVersion version)

Description copied from interface: Feature

Returns the properties with the given name, in order.

Specified by:

getProperties in interface Feature

Parameters:

propName - name of the requested properties

version - determines the names and types of the standard GML properties, must not be null

Returns:

the properties with the given name, in order

getProperty

public Property<?> getProperty(QName propName,
                               GMLVersion version)

Description copied from interface: Feature

Returns the property with the given name.

Specified by:

getProperty in interface Feature

Parameters:

propName - name of the requested property

version - determines the names and types of the standard GML properties, must not be null

Returns:

the property with the given name

getPropertyValue

public Object getPropertyValue(QName propName,
                               GMLVersion version)

Description copied from interface: Feature

Returns the values of the property with the given name.

Specified by:

getPropertyValue in interface Feature

Parameters:

propName - name of the requested property

version - determines the names and types of the standard GML properties, must not be null

Returns:

the values of the properties with the given name

getPropertyValues

public Object[] getPropertyValues(QName propName,
                                  GMLVersion version)

Description copied from interface: Feature

Returns the values of the properties with the given name, in order.

Specified by:

getPropertyValues in interface Feature

Parameters:

propName - name of the requested property

version - determines the names and types of the standard GML properties, must not be null

Returns:

the values of the properties with the given name, in order

setProperties

public void setProperties(List<Property<?>> props,
                          GMLVersion version)
                   throws IllegalArgumentException

Description copied from interface: Feature

Called during construction to initialize the properties of the feature.

Specified by:

setProperties in interface Feature

version - determines the names and types of the standard GML properties, must not be null

Throws:

IllegalArgumentException - if the property names or values are not compatible with the feature type

setPropertyValue

public void setPropertyValue(QName propName,
                             int occurence,
                             Object value,
                             GMLVersion version)

Description copied from interface: Feature

Sets the value of a specific occurence of a property with a given name (or removes the property from the feature).

Specified by:

setPropertyValue in interface Feature

Parameters:

propName - property name

occurence - index of the property, starting with zero. If the property is not a multi-property (i.e. maxOccurs=1), this is always zero.

value - new value of the property or null (removes the property)

version - determines the names and types of the standard GML properties, must not be null