Package dev.morphia.mapping.codec.pojo

Class MorphiaCodec<T>

java.lang.Object

dev.morphia.mapping.codec.pojo.MorphiaCodec<T>

Type Parameters:

T - the entity type

All Implemented Interfaces:

Codec<T>, CollectibleCodec<T>, Decoder<T>, Encoder<T>

@MorphiaInternal
public class MorphiaCodec<T>
extends Object
implements CollectibleCodec<T>

the codec used by Morphia

Since:

2.0

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
MorphiaCodec(Datastore datastore, EntityModel model, List<PropertyCodecProvider> propertyCodecProviders, DiscriminatorLookup discriminatorLookup, CodecRegistry registry)	Creates a new codec

Method Summary

Modifier and Type	Method	Description
T	decode(BsonReader reader, DecoderContext decoderContext)
boolean	documentHasId(Object entity)
void	encode(BsonWriter writer, T value, EncoderContext encoderContext)
Object	generateIdIfAbsentFromDocument(Object entity)
Datastore	getDatastore()
protected EntityDecoder<T>	getDecoder()
DiscriminatorLookup	getDiscriminatorLookup()
BsonValue	getDocumentId(Object document)
EntityEncoder<T>	getEncoder()
Class<T>	getEncoderClass()
EntityModel	getEntityModel()
Mapper	getMapper()
CodecRegistry	getRegistry()
MorphiaCodec<T>	setDecoder(EntityDecoder<T> decoder)	Sets the decoder
MorphiaCodec<T>	setEncoder(EntityEncoder<T> encoder)	Sets the encoder

Methods inherited from class java.lang.Object

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

Constructor Detail

MorphiaCodec

public MorphiaCodec(Datastore datastore,
                    EntityModel model,
                    List<PropertyCodecProvider> propertyCodecProviders,
                    DiscriminatorLookup discriminatorLookup,
                    CodecRegistry registry)

Creates a new codec

Parameters:

datastore - the Datastore to use

model - the model backing this codec

propertyCodecProviders - the codec provider for properties

discriminatorLookup - the discriminator to type lookup

registry - the codec registry for lookups

Method Detail

decode

public T decode(BsonReader reader,
                DecoderContext decoderContext)

Specified by:

decode in interface Decoder<T>

encode

public void encode(BsonWriter writer,
                   T value,
                   EncoderContext encoderContext)

Specified by:

encode in interface Encoder<T>

getEncoderClass

public Class<T> getEncoderClass()

Specified by:

getEncoderClass in interface Encoder<T>

generateIdIfAbsentFromDocument

public Object generateIdIfAbsentFromDocument(Object entity)

Specified by:

generateIdIfAbsentFromDocument in interface CollectibleCodec<T>

documentHasId

public boolean documentHasId(Object entity)

Specified by:

documentHasId in interface CollectibleCodec<T>

getDocumentId

public BsonValue getDocumentId(Object document)

Specified by:

getDocumentId in interface CollectibleCodec<T>

getDatastore

public Datastore getDatastore()

Returns:

the datastore

Since:

2.3

getDiscriminatorLookup

public DiscriminatorLookup getDiscriminatorLookup()

Returns:

the DiscriminatorLookup

getEncoder

public EntityEncoder<T> getEncoder()

Returns:

the encoder

Since:

2.3

setEncoder

public MorphiaCodec<T> setEncoder(EntityEncoder<T> encoder)

Sets the encoder

Parameters:

encoder - the encoder

Returns:

this

getEntityModel

public EntityModel getEntityModel()

Returns:

the entity model backing this codec

getMapper

public Mapper getMapper()

Returns:

the mapper being used

getRegistry

public CodecRegistry getRegistry()

Returns:

the codec registry

getDecoder

protected EntityDecoder<T> getDecoder()

Returns:

the decoder

setDecoder

public MorphiaCodec<T> setDecoder(EntityDecoder<T> decoder)

Sets the decoder

Parameters:

decoder - the decoder

Returns: