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
ACodecProvider
for 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 defaultBsonTypeClassMap
and the givenTransformer
.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description boolean
equals(Object o)
<T> Codec<T>
get(Class<T> clazz, CodecRegistry registry)
Get aCodec
using the given context, which includes, most importantly, the Class for which aCodec
is required.int
hashCode()
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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-nullBsonTypeClassMap
with which to construct instances ofDocumentCodec
andListCodec
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MapCodecProvider
public MapCodecProvider(Transformer valueTransformer)
Construct a new instance with a defaultBsonTypeClassMap
and 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-nullBsonTypeClassMap
with 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:CodecProvider
Get aCodec
using the given context, which includes, most importantly, the Class for which aCodec
is required.- Specified by:
get
in 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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