Interface Deserializer<T>
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- Type Parameters:
T
- Type to be deserialized into.
- All Superinterfaces:
java.lang.AutoCloseable
,java.io.Closeable
- All Known Subinterfaces:
ExtendedDeserializer<T>
- All Known Implementing Classes:
ByteArrayDeserializer
,ByteBufferDeserializer
,BytesDeserializer
,DoubleDeserializer
,ExtendedDeserializer.Wrapper
,FloatDeserializer
,IntegerDeserializer
,LongDeserializer
,ShortDeserializer
,StringDeserializer
,UUIDDeserializer
public interface Deserializer<T> extends java.io.Closeable
An interface for converting bytes to objects. A class that implements this interface is expected to have a constructor with no parameters.Implement
ClusterResourceListener
to receive cluster metadata once it's available. Please see the class documentation for ClusterResourceListener for more information.
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Method Summary
All Methods Instance Methods Abstract Methods Default Methods Modifier and Type Method Description void
close()
void
configure(java.util.Map<java.lang.String,?> configs, boolean isKey)
Configure this class.T
deserialize(java.lang.String topic, byte[] data)
Deserialize a record value from a byte array into a value or object.default T
deserialize(java.lang.String topic, Headers headers, byte[] data)
Deserialize a record value from a byte array into a value or object.
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Method Detail
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configure
void configure(java.util.Map<java.lang.String,?> configs, boolean isKey)
Configure this class.- Parameters:
configs
- configs in key/value pairsisKey
- whether is for key or value
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deserialize
T deserialize(java.lang.String topic, byte[] data)
Deserialize a record value from a byte array into a value or object.- Parameters:
topic
- topic associated with the datadata
- serialized bytes; may be null; implementations are recommended to handle null by returning a value or null rather than throwing an exception.- Returns:
- deserialized typed data; may be null
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deserialize
default T deserialize(java.lang.String topic, Headers headers, byte[] data)
Deserialize a record value from a byte array into a value or object.- Parameters:
topic
- topic associated with the dataheaders
- headers associated with the record; may be empty.data
- serialized bytes; may be null; implementations are recommended to handle null by returning a value or null rather than throwing an exception.- Returns:
- deserialized typed data; may be null
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close
void close()
- Specified by:
close
in interfacejava.lang.AutoCloseable
- Specified by:
close
in interfacejava.io.Closeable
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