org.apache.flink.api.java.typeutils.runtime

Class AvroSerializer<T>

java.lang.Object

org.apache.flink.api.common.typeutils.TypeSerializer<T>

org.apache.flink.api.java.typeutils.runtime.AvroSerializer<T>

Type Parameters:

T - The type serialized.

All Implemented Interfaces:

Serializable

public class AvroSerializer<T>
extends TypeSerializer<T>

General purpose serialization. Currently using Apache Avro's Reflect-serializers for serialization and Kryo for deep object copies. We want to change this to Kryo-only.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
AvroSerializer(Class<T> type)
AvroSerializer(Class<T> type, Class<? extends T> typeToInstantiate)

Method Summary

Methods

Modifier and Type	Method and Description
void	copy(DataInputView source, DataOutputView target)
T	copy(T from, T reuse)
T	createInstance()
T	deserialize(T reuse, DataInputView source)
int	getLength()
boolean	isImmutableType()
boolean	isStateful()
void	serialize(T value, DataOutputView target)

Methods inherited from class org.apache.flink.api.common.typeutils.TypeSerializer

equals, hashCode

Methods inherited from class java.lang.Object

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

Constructor Detail

AvroSerializer

public AvroSerializer(Class<T> type)

AvroSerializer

public AvroSerializer(Class<T> type,
              Class<? extends T> typeToInstantiate)

Method Detail

isImmutableType

public boolean isImmutableType()

Specified by:

isImmutableType in class TypeSerializer<T>

isStateful

public boolean isStateful()

Specified by:

isStateful in class TypeSerializer<T>

createInstance

public T createInstance()

Specified by:

createInstance in class TypeSerializer<T>

copy

public T copy(T from,
     T reuse)

Specified by:

copy in class TypeSerializer<T>

getLength

public int getLength()

Specified by:

getLength in class TypeSerializer<T>

serialize

public void serialize(T value,
             DataOutputView target)
               throws IOException

Specified by:

serialize in class TypeSerializer<T>

Throws:

IOException

deserialize

public T deserialize(T reuse,
            DataInputView source)
              throws IOException

Specified by:

deserialize in class TypeSerializer<T>

Throws:

IOException

copy

public void copy(DataInputView source,
        DataOutputView target)
          throws IOException

Specified by:

copy in class TypeSerializer<T>

Throws:

IOException