Package org.neo4j.ogm.cypher.function

Class NativeDistanceComparison

java.lang.Object

org.neo4j.ogm.cypher.function.NativeDistanceComparison

All Implemented Interfaces:

FilterFunction<DistanceFromNativePoint>

public class NativeDistanceComparison
extends Object
implements FilterFunction<DistanceFromNativePoint>

Author:

Gerrit Meier, Michael J. Simons

Field Summary

Fields

Modifier and Type	Field	Description
protected final DistanceFromNativePoint	distanceFromNativePoint
protected final ComparisonOperator	operator

Method Summary

Modifier and Type	Method	Description
static NativeDistanceComparison	distanceComparisonFor(ComparisonOperator operator, DistanceFromNativePoint distanceFromNativePoint)
static NativeDistanceComparison	distanceComparisonFor(DistanceFromNativePoint distanceFromNativePoint)
String	expression(String nodeIdentifier, String filteredProperty, UnaryOperator<String> createUniqueParameterName)	Generates a cypher expression for this function
DistanceFromNativePoint	getValue()
Map<String,Object>	parameters(UnaryOperator<String> createUniqueParameterName, PropertyValueTransformer valueTransformer)	Provides the map of parameters to use.

Methods inherited from class java.lang.Object

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

Field Details

operator

protected final ComparisonOperator operator

distanceFromNativePoint

protected final DistanceFromNativePoint distanceFromNativePoint

Method Details

distanceComparisonFor

public static NativeDistanceComparison distanceComparisonFor(DistanceFromNativePoint distanceFromNativePoint)

distanceComparisonFor

public static NativeDistanceComparison distanceComparisonFor(ComparisonOperator operator,
 DistanceFromNativePoint distanceFromNativePoint)

getValue

public DistanceFromNativePoint getValue()

Specified by:

getValue in interface FilterFunction<DistanceFromNativePoint>

expression

public String expression(String nodeIdentifier,
 String filteredProperty,
 UnaryOperator<String> createUniqueParameterName)

Description copied from interface: FilterFunction

Generates a cypher expression for this function

Specified by:

expression in interface FilterFunction<DistanceFromNativePoint>

Parameters:

nodeIdentifier - The identifier of the node to be filtered in the query

filteredProperty - The identifier of the filtered property

createUniqueParameterName - An operator to create unique parameter names, the same as in FilterFunction.parameters(UnaryOperator, PropertyValueTransformer)

Returns:

The fragment to use

parameters

public Map<String,Object> parameters(UnaryOperator<String> createUniqueParameterName,
 PropertyValueTransformer valueTransformer)

Description copied from interface: FilterFunction

Provides the map of parameters to use. It is advised to use the provided operator for creating unique parameter names

Specified by:

parameters in interface FilterFunction<DistanceFromNativePoint>

Parameters:

createUniqueParameterName - An operator to create unique parameter names

valueTransformer - Transformer for adapting possible values to the domain

Returns:

The map of parameters