Package dev.morphia.mapping.experimental

Class MapReference<T>

java.lang.Object

dev.morphia.mapping.experimental.MorphiaReference<Map<Object,T>>

dev.morphia.mapping.experimental.MapReference<T>

Type Parameters:

T -

public class MapReference<T>
extends MorphiaReference<Map<Object,T>>

Developer note.

This is an internal item. Its function and presence are subject to change without warning. Its use is highly discouraged.

Constructor Summary

Constructors

Constructor	Description
MapReference(Datastore datastore, Map<String,Object> ids, EntityModel entityModel)

Method Summary

Modifier and Type	Method	Description
static MapReference	decode(Datastore datastore, Mapper mapper, FieldModel mappedField, org.bson.Document document)	Decodes a document in to entities
Object	encode(Mapper mapper, Object value, FieldModel field)
Map<Object,T>	get()
Map<String,Object>	getId(Mapper mapper, Datastore datastore, EntityModel field)
List<Object>	getIds()
Class<Map<Object,T>>	getType()

Methods inherited from class dev.morphia.mapping.experimental.MorphiaReference

equals, hashCode, ignoreMissing, ignoreMissing, isResolved, resolve, toString, wrap

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

MapReference

public MapReference(Datastore datastore,
                    Map<String,Object> ids,
                    EntityModel entityModel)

Parameters:

datastore - the datastore to use

ids - the IDs of the entities

entityModel - the model of the entity type

Developer note.

This is an internal item. Its function and presence are subject to change without warning. Its use is highly discouraged.

Method Detail

decode

public static MapReference decode(Datastore datastore,
                                  Mapper mapper,
                                  FieldModel mappedField,
                                  org.bson.Document document)

Decodes a document in to entities

Parameters:

datastore - the datastore

mapper - the mapper

mappedField - the MappedField

document - the Document to decode

Returns:

the entities

get

public Map<Object,T> get()

Specified by:

get in class MorphiaReference<Map<Object,T>>

Returns:

returns the referenced entity if it exists. May return null.

getType

public Class<Map<Object,T>> getType()

Specified by:

getType in class MorphiaReference<Map<Object,T>>

Returns:

the referenced type

getIds

public List<Object> getIds()

Specified by:

getIds in class MorphiaReference<Map<Object,T>>

Returns:

the referenced IDs

encode

public Object encode(Mapper mapper,
                     Object value,
                     FieldModel field)

Specified by:

encode in class MorphiaReference<Map<Object,T>>

Parameters:

mapper - the mapper

value - the value

field - the MappedField

Returns:

the encoded vale

getId

public Map<String,Object> getId(Mapper mapper,
                                      Datastore datastore,
                                      EntityModel field)