org.geotools.feature.visitor
Class UniqueVisitor
Object
UniqueVisitor
- All Implemented Interfaces:
- FeatureCalc, FeatureVisitor
public class UniqueVisitor
- extends Object
- implements FeatureCalc
Generates a list of unique values from a collection
- Since:
- 2.2.M2
- Author:
- Cory Horner, Refractions
- Module:
modules/library/main (gt-main.jar)
Methods inherited from class Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
UniqueVisitor
public UniqueVisitor(String attributeTypeName)
UniqueVisitor
public UniqueVisitor(int attributeTypeIndex,
SimpleFeatureType type)
throws IllegalFilterException
- Throws:
IllegalFilterException
UniqueVisitor
public UniqueVisitor(String attrName,
SimpleFeatureType type)
throws IllegalFilterException
- Throws:
IllegalFilterException
UniqueVisitor
public UniqueVisitor(Expression expr)
init
public void init(FeatureCollection<SimpleFeatureType,SimpleFeature> collection)
visit
public void visit(SimpleFeature feature)
visit
public void visit(Feature feature)
- Specified by:
visit
in interface FeatureVisitor
getExpression
public Expression getExpression()
getUnique
public Set getUnique()
setValue
public void setValue(Object newSet)
reset
public void reset()
getResult
public CalcResult getResult()
- Description copied from interface:
FeatureCalc
- Returns the result of the calculation as a handy object which can be merged and modified.
- Specified by:
getResult
in interface FeatureCalc
- Returns:
- the results of the calculation
Copyright © 1996-2009 Geotools. All Rights Reserved.