org.geotools.filter.spatial
Class DWithinImpl

java.lang.Object
  extended byorg.geotools.filter.FilterAbstract
      extended byorg.geotools.filter.AbstractFilter
          extended byorg.geotools.filter.BinaryComparisonAbstract
              extended byorg.geotools.filter.GeometryFilterImpl
                  extended byorg.geotools.filter.CartesianDistanceFilter
                      extended byorg.geotools.filter.spatial.DWithinImpl
All Implemented Interfaces:
org.opengis.filter.BinaryComparisonOperator, org.opengis.filter.spatial.BinarySpatialOperator, org.opengis.filter.spatial.DistanceBufferOperator, org.opengis.filter.spatial.DWithin, Filter, org.opengis.filter.Filter, FilterType, GeometryDistanceFilter, GeometryFilter, org.opengis.filter.spatial.SpatialOperator

public class DWithinImpl
extends CartesianDistanceFilter
implements org.opengis.filter.spatial.DWithin


Field Summary
 
Fields inherited from class org.geotools.filter.BinaryComparisonAbstract
expression1, expression2
 
Fields inherited from class org.geotools.filter.AbstractFilter
filterType, permissiveConstruction
 
Fields inherited from interface org.geotools.filter.Filter
ALL, NONE
 
Fields inherited from interface org.geotools.filter.FilterType
BETWEEN, COMPARE_EQUALS, COMPARE_GREATER_THAN, COMPARE_GREATER_THAN_EQUAL, COMPARE_LESS_THAN, COMPARE_LESS_THAN_EQUAL, COMPARE_NOT_EQUALS, FID, GEOMETRY_BBOX, GEOMETRY_BEYOND, GEOMETRY_CONTAINS, GEOMETRY_CROSSES, GEOMETRY_DISJOINT, GEOMETRY_DWITHIN, GEOMETRY_EQUALS, GEOMETRY_INTERSECTS, GEOMETRY_OVERLAPS, GEOMETRY_TOUCHES, GEOMETRY_WITHIN, LIKE, LOGIC_AND, LOGIC_NOT, LOGIC_OR, NULL
 
Constructor Summary
DWithinImpl(FilterFactory factory, org.opengis.filter.expression.Expression e1, org.opengis.filter.expression.Expression e2)
           
 
Method Summary
 java.lang.Object accept(org.opengis.filter.FilterVisitor visitor, java.lang.Object extraData)
          Subclass should override, default implementation just returns extraData
 boolean evaluate(Feature feature)
          Determines whether or not a given feature is 'inside' this filter.
 
Methods inherited from class org.geotools.filter.CartesianDistanceFilter
equals, getDistance, getDistanceUnits, hashCode, setDistance, setUnits, toString
 
Methods inherited from class org.geotools.filter.GeometryFilterImpl
addLeftGeometry, addRightGeometry, getLeftGeometry, getLeftGeometry, getRightGeometry, getRightGeometry, setExpression1, setExpression2, validate
 
Methods inherited from class org.geotools.filter.BinaryComparisonAbstract
and, getExpression1, getExpression2, not, or
 
Methods inherited from class org.geotools.filter.AbstractFilter
accept, contains, evaluate, getFilterType, isCompareFilter, isGeometryDistanceFilter, isGeometryFilter, isLogicFilter, isMathFilter, isSimpleFilter
 
Methods inherited from class org.geotools.filter.FilterAbstract
accepts, comparable, eval, eval
 
Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface org.opengis.filter.spatial.DistanceBufferOperator
getDistance, getDistanceUnits
 
Methods inherited from interface org.opengis.filter.spatial.BinarySpatialOperator
getExpression1, getExpression2
 
Methods inherited from interface org.opengis.filter.Filter
evaluate
 
Methods inherited from interface org.geotools.filter.GeometryDistanceFilter
contains
 
Methods inherited from interface org.geotools.filter.GeometryFilter
addLeftGeometry, addRightGeometry, getLeftGeometry, getRightGeometry
 
Methods inherited from interface org.geotools.filter.Filter
accept, and, getFilterType, not, or
 

Constructor Detail

DWithinImpl

public DWithinImpl(FilterFactory factory,
                   org.opengis.filter.expression.Expression e1,
                   org.opengis.filter.expression.Expression e2)
Method Detail

evaluate

public boolean evaluate(Feature feature)
Description copied from class: CartesianDistanceFilter
Determines whether or not a given feature is 'inside' this filter.

Specified by:
evaluate in interface Filter
Specified by:
evaluate in class CartesianDistanceFilter
Parameters:
feature - Specified feature to examine.
Returns:
Flag confirming whether or not this feature is inside the filter.

accept

public java.lang.Object accept(org.opengis.filter.FilterVisitor visitor,
                               java.lang.Object extraData)
Description copied from class: FilterAbstract
Subclass should override, default implementation just returns extraData

Specified by:
accept in interface org.opengis.filter.Filter
Overrides:
accept in class FilterAbstract


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