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 final 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	copy(T from, T reuse)
T	createInstance()
T	deserialize(DataInputView source)
T	deserialize(T reuse, DataInputView source)
AvroSerializer	duplicate()
boolean	equals(Object obj)
int	getLength()
int	hashCode()
boolean	isImmutableType()
void	serialize(T value, DataOutputView target)

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>

duplicate

public AvroSerializer duplicate()

Specified by:

duplicate in class TypeSerializer<T>

createInstance

public T createInstance()

Specified by:

createInstance in class TypeSerializer<T>

copy

public T copy(T from)

Specified by:

copy 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(DataInputView source)
              throws IOException

Specified by:

deserialize 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

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object