org.bson.codecs

接口 Decoder<T>

类型参数:

T - the type to decode into, the return type of the decode(org.bson.BsonReader, DecoderContext) method.

所有已知子接口:

Codec<T>, CollectibleCodec<T>

所有已知实现类:

AtomicBooleanCodec, AtomicIntegerCodec, AtomicLongCodec, BinaryCodec, BooleanCodec, BsonArrayCodec, BsonBinaryCodec, BsonBooleanCodec, BsonDateTimeCodec, BsonDBPointerCodec, BsonDocumentCodec, BsonDocumentWrapperCodec, BsonDoubleCodec, BsonInt32Codec, BsonInt64Codec, BsonJavaScriptCodec, BsonJavaScriptWithScopeCodec, BsonMaxKeyCodec, BsonMinKeyCodec, BsonNullCodec, BsonObjectIdCodec, BsonRegularExpressionCodec, BsonStringCodec, BsonSymbolCodec, BsonTimestampCodec, BSONTimestampCodec, BsonUndefinedCodec, BsonValueCodec, ByteArrayCodec, ByteCodec, CharacterCodec, CodeCodec, CodeWithScopeCodec, DateCodec, DBObjectCodec, DBRefCodec, DocumentCodec, DoubleCodec, FloatCodec, GeometryCollectionCodec, GridFSFileCodec, IntegerCodec, IterableCodec, LineStringCodec, LongCodec, MaxKeyCodec, MinKeyCodec, MultiLineStringCodec, MultiPointCodec, MultiPolygonCodec, NamedCoordinateReferenceSystemCodec, ObjectIdCodec, PatternCodec, PointCodec, PolygonCodec, RawBsonDocumentCodec, ShortCodec, StringCodec, SymbolCodec, UuidCodec

public interface Decoder<T>

Decoders are used for reading BSON types from MongoDB and converting them into Java objects.

从以下版本开始:

3.0

方法概要

限定符和类型	方法和说明
T	decode(BsonReader reader, DecoderContext decoderContext) Decodes a BSON value from the given reader into an instance of the type parameter T.

方法详细资料

decode

T decode(BsonReader reader,
         DecoderContext decoderContext)

Decodes a BSON value from the given reader into an instance of the type parameter T.

参数:

reader - the BSON reader

decoderContext - the decoder context

返回:

an instance of the type parameter T.