Package org.neo4j.ogm.typeconversion

Class MapCompositeConverter

java.lang.Object

org.neo4j.ogm.typeconversion.MapCompositeConverter

All Implemented Interfaces:

CompositeAttributeConverter<Map<?,?>>

public class MapCompositeConverter
extends Object
implements CompositeAttributeConverter<Map<?,?>>

MapCompositeConverter converts Map field into prefixed properties of node or relationship entity. The prefix and delimiter is configurable.

Author:

Frantisek Hartman, Michael J. Simons

Constructor Summary

Constructors

Constructor	Description
MapCompositeConverter(String prefix, String delimiter, boolean allowCast, ParameterizedType mapFieldType, Predicate<Class<?>> isSupportedNativeType)	Create MapCompositeConverter

Method Summary

Modifier and Type	Method	Description
String	getPropertyLookup()
void	setEnumKeysTransformation(BiFunction<Properties.Phase,String,String> enumKeysTransformation)
Map<?,?>	toEntityAttribute(Map<String,?> value)
Map<String,?>	toGraphProperties(Map<?,?> fieldValue)

Methods inherited from class java.lang.Object

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

Constructor Details

MapCompositeConverter

public MapCompositeConverter(String prefix,
 String delimiter,
 boolean allowCast,
 ParameterizedType mapFieldType,
 Predicate<Class<?>> isSupportedNativeType)

Create MapCompositeConverter

Parameters:

prefix - prefix that is used for all properties

delimiter - delimiter that is used between prefix, properties and nested properties

allowCast - if casting from non Cypher types should be allowed

mapFieldType - type information for the field

isSupportedNativeType - Passed on f

Method Details

setEnumKeysTransformation

public void setEnumKeysTransformation(BiFunction<Properties.Phase,String,String> enumKeysTransformation)

toGraphProperties

public Map<String,?> toGraphProperties(Map<?,?> fieldValue)

Specified by:

toGraphProperties in interface CompositeAttributeConverter<Map<?,?>>

toEntityAttribute

public Map<?,?> toEntityAttribute(Map<String,?> value)

Specified by:

toEntityAttribute in interface CompositeAttributeConverter<Map<?,?>>

getPropertyLookup

public String getPropertyLookup()