org.jscience.ml.gml.dom
Class PropertyImpl

java.lang.Object
  org.jscience.ml.gml.dom.GMLConstructImpl
      org.jscience.ml.gml.dom.PropertyImpl

All Implemented Interfaces:

FeatureOwner, GeometryOwner, GMLConstruct, GMLConstructOwner, Property, PropertyOwner, UnknownConstructOwner, XLinkable, XMLDescribable

public class PropertyImpl
extends GMLConstructImpl
implements Property

A DOM-based implementation of the Property interface.

Constructor Summary

PropertyImpl(PropertyOwner owner, org.w3c.dom.Element domElement, GMLDocument document)
Initializes this property and all GML constructs directly owned by it.

Method Summary

FeatureIterator	getFeatureIterator() Provides access to features owned by this FeatureOwner.
GeometryIterator	getGeometryIterator() Provides access to geometries owned by this GeometryOwner.
PropertyIterator	getPropertyIterator() Returns an iterator to all properties of this feature.
UnknownConstructIterator	getUnknownConstructIterator() Returns an iterator to all unknown constructs of this property.
java.lang.String	getValueAsString() Returns the String value of this property.
protected boolean	hasFeatures() DOCUMENT ME!
protected boolean	hasGeometries() DOCUMENT ME!
protected boolean	hasProperties() DOCUMENT ME!
protected boolean	hasUnknownConstructs() DOCUMENT ME!
protected void	refreshInternals() Refreshes the internal data cache from the DOM source tree.
java.lang.String	toString() Returns a one-line string representation of this property.

Methods inherited from class org.jscience.ml.gml.dom.GMLConstructImpl

getAttribute, getAttribute, getAttribute, getAttributeCount, getAttributeLine, getDOMElement, getGMLConstructIterator, getGMLDocument, getOwner, getXMLDescriptor, hasCoordinates, hasCoords, setGMLDocument

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.jscience.ml.gml.infoset.GMLConstruct

getAttribute, getAttribute, getAttribute, getAttributeCount, getOwner

Methods inherited from interface org.jscience.ml.gml.infoset.XMLDescribable

getXMLDescriptor

Methods inherited from interface org.jscience.ml.gml.infoset.GMLConstructOwner

getGMLConstructIterator

Constructor Detail

PropertyImpl

public PropertyImpl(PropertyOwner owner,
                    org.w3c.dom.Element domElement,
                    GMLDocument document)

Initializes this property and all GML constructs directly owned by it.

Parameters:

owner - The owner of this property.

domElement - The corresponding DOM element.

document - DOCUMENT ME!

Method Detail

getValueAsString

public java.lang.String getValueAsString()

Returns the String value of this property. This is to be used for "simple" properties.

Specified by:

getValueAsString in interface Property

Returns:

Null if the property contains no String value or if it is null.

getFeatureIterator

public FeatureIterator getFeatureIterator()

Provides access to features owned by this FeatureOwner.

Specified by:

getFeatureIterator in interface FeatureOwner

Returns:

FeatureIterator that can be used for iterating on features.

getGeometryIterator

public GeometryIterator getGeometryIterator()

Provides access to geometries owned by this GeometryOwner.

Specified by:

getGeometryIterator in interface GeometryOwner

Returns:

GeometryIterator that can be used for iterating on geometries.

getPropertyIterator

public PropertyIterator getPropertyIterator()

Returns an iterator to all properties of this feature.

Specified by:

getPropertyIterator in interface PropertyOwner

Returns:

DOCUMENT ME!

getUnknownConstructIterator

public UnknownConstructIterator getUnknownConstructIterator()

Returns an iterator to all unknown constructs of this property.

Specified by:

getUnknownConstructIterator in interface UnknownConstructOwner

Returns:

DOCUMENT ME!

toString

public java.lang.String toString()

Returns a one-line string representation of this property.

Overrides:

toString in class GMLConstructImpl

Returns:

DOCUMENT ME!

hasProperties

protected boolean hasProperties()

DOCUMENT ME!

Overrides:

hasProperties in class GMLConstructImpl

Returns:

DOCUMENT ME!

hasGeometries

protected boolean hasGeometries()

DOCUMENT ME!

Overrides:

hasGeometries in class GMLConstructImpl

Returns:

DOCUMENT ME!

hasFeatures

protected boolean hasFeatures()

DOCUMENT ME!

Overrides:

hasFeatures in class GMLConstructImpl

Returns:

DOCUMENT ME!

hasUnknownConstructs

protected boolean hasUnknownConstructs()

DOCUMENT ME!

Overrides:

hasUnknownConstructs in class GMLConstructImpl

Returns:

DOCUMENT ME!

refreshInternals

protected void refreshInternals()

Refreshes the internal data cache from the DOM source tree. This method should be called each time the underlying DOM structure has changed.

Overrides:

refreshInternals in class GMLConstructImpl