Package org.bson.codecs
Class MapCodecProvider
- java.lang.Object
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- org.bson.codecs.MapCodecProvider
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- All Implemented Interfaces:
CodecProvider
public class MapCodecProvider extends Object implements CodecProvider
ACodecProviderfor the Map class and all the default Codec implementations on which it depends.- Since:
- 3.5
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Constructor Summary
Constructors Constructor Description MapCodecProvider()Construct a new instance with a defaultBsonTypeClassMap.MapCodecProvider(BsonTypeClassMap bsonTypeClassMap)Construct a new instance with the given instance ofBsonTypeClassMap.MapCodecProvider(BsonTypeClassMap bsonTypeClassMap, Transformer valueTransformer)Construct a new instance with the given instance ofBsonTypeClassMap.MapCodecProvider(Transformer valueTransformer)Construct a new instance with a defaultBsonTypeClassMapand the givenTransformer.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description booleanequals(Object o)<T> Codec<T>get(Class<T> clazz, CodecRegistry registry)Get aCodecusing the given context, which includes, most importantly, the Class for which aCodecis required.inthashCode()
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Constructor Detail
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MapCodecProvider
public MapCodecProvider()
Construct a new instance with a defaultBsonTypeClassMap.
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MapCodecProvider
public MapCodecProvider(BsonTypeClassMap bsonTypeClassMap)
Construct a new instance with the given instance ofBsonTypeClassMap.- Parameters:
bsonTypeClassMap- the non-nullBsonTypeClassMapwith which to construct instances ofDocumentCodecandListCodec
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MapCodecProvider
public MapCodecProvider(Transformer valueTransformer)
Construct a new instance with a defaultBsonTypeClassMapand the givenTransformer. The transformer is used by the MapCodec as a last step when decoding values.- Parameters:
valueTransformer- the value transformer for decoded values
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MapCodecProvider
public MapCodecProvider(BsonTypeClassMap bsonTypeClassMap, Transformer valueTransformer)
Construct a new instance with the given instance ofBsonTypeClassMap.- Parameters:
bsonTypeClassMap- the non-nullBsonTypeClassMapwith which to construct instances ofMapCodec.valueTransformer- the value transformer for decoded values
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Method Detail
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get
public <T> Codec<T> get(Class<T> clazz, CodecRegistry registry)
Description copied from interface:CodecProviderGet aCodecusing the given context, which includes, most importantly, the Class for which aCodecis required.- Specified by:
getin interfaceCodecProvider- Type Parameters:
T- the type of the class for which a Codec is required- Parameters:
clazz- the Class for which to get a Codecregistry- the registry to use for resolving dependent Codec instances- Returns:
- the Codec instance, which may be null, if this source is unable to provide one for the requested Class
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