org.deegree.model.filterencoding
Class FeatureFilter

java.lang.Object
  org.deegree.model.filterencoding.AbstractFilter
      org.deegree.model.filterencoding.FeatureFilter

All Implemented Interfaces:

Filter

public class FeatureFilter
extends AbstractFilter

Encapsulates the information of a element that consists of a number of FeatureId constraints (only) (as defined in the FeatureId DTD).

Version:

06.08.2002

Author:

Markus Schneider

Constructor Summary

FeatureFilter()

FeatureFilter(ArrayList<FeatureId> fids)

Method Summary

void	addFeatureId(FeatureId featureId) Adds a FeatureId constraint.
boolean	evaluate(Feature feature) Calculates the FeatureFilter's logical value based on the ID of the given Feature.
ArrayList<FeatureId>	getFeatureIds()
StringBuffer	toXML() Produces an indented XML representation of this object.

Methods inherited from class org.deegree.model.filterencoding.AbstractFilter

buildFromDOM, buildFromDOM

Methods inherited from class java.lang.Object

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

Constructor Detail

FeatureFilter

public FeatureFilter()

FeatureFilter

public FeatureFilter(ArrayList<FeatureId> fids)

Method Detail

addFeatureId

public void addFeatureId(FeatureId featureId)

Adds a FeatureId constraint.

Parameters:

featureId -

getFeatureIds

public ArrayList<FeatureId> getFeatureIds()

Returns:

the contained FeatureIds.

evaluate

public boolean evaluate(Feature feature)
                 throws FilterEvaluationException

Calculates the FeatureFilter's logical value based on the ID of the given Feature. FIXME!!! Use a TreeSet (or something) to speed up comparison.

Parameters:

feature - that determines the Id

Returns:

true, if the FeatureFilter evaluates to true, else false

Throws:

FilterEvaluationException - if the evaluation fails

toXML

public StringBuffer toXML()

Produces an indented XML representation of this object.

Specified by:

toXML in interface Filter

Specified by:

toXML in class AbstractFilter

Returns:

an XML representation of this object