Package io.atomix.utils.serializer

Class NamespaceImpl

java.lang.Object

io.atomix.utils.serializer.NamespaceImpl

All Implemented Interfaces:

com.esotericsoftware.kryo.pool.KryoFactory, com.esotericsoftware.kryo.pool.KryoPool, Namespace

public class NamespaceImpl
extends Object
implements Namespace, com.esotericsoftware.kryo.pool.KryoFactory, com.esotericsoftware.kryo.pool.KryoPool

Pool of Kryo instances, with classes pre-registered.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	NamespaceImpl.Builder	KryoNamespace builder.

Field Summary

Fields

Modifier and Type	Field	Description
static int	DEFAULT_BUFFER_SIZE	Default buffer size used for serialization.
static int	FLOATING_ID	ID to use if this KryoNamespace does not define registration id.
static int	INITIAL_ID	Smallest ID free to use for user defined registrations.
static int	MAX_BUFFER_SIZE	Maximum allowed buffer size.

Constructor Summary

Constructors

Constructor	Description
NamespaceImpl(List<io.atomix.utils.serializer.NamespaceImpl.RegistrationBlock> registeredTypes, ClassLoader classLoader, boolean registrationRequired, boolean compatible, String friendlyName)	Creates a Kryo instance pool.

Method Summary

Modifier and Type	Method	Description
com.esotericsoftware.kryo.Kryo	borrow()
com.esotericsoftware.kryo.Kryo	create()	Creates a Kryo instance.
<T> T	deserialize(byte[] bytes)	Deserializes given byte array to Object using Kryo instance in pool.
<T> T	deserialize(byte[] bytes, int offset)	Deserializes given byte array to Object using Kryo instance in pool.
<T> T	deserialize(ByteBuffer buffer)	Deserializes given byte buffer to Object using Kryo instance in pool.
com.google.common.collect.ImmutableList<io.atomix.utils.serializer.NamespaceImpl.RegistrationBlock>	getRegisteredBlocks()
NamespaceImpl	populate(int instances)	Populates the Kryo pool.
void	release(com.esotericsoftware.kryo.Kryo kryo)
<T> T	run(com.esotericsoftware.kryo.pool.KryoCallback<T> callback)
byte[]	serialize(Object obj)	Serializes given object to byte array using Kryo instance in pool.
void	serialize(Object obj, ByteBuffer buffer)	Serializes given object to byte buffer using Kryo instance in pool.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

DEFAULT_BUFFER_SIZE

public static final int DEFAULT_BUFFER_SIZE

Default buffer size used for serialization.

See Also:

serialize(Object), Constant Field Values

MAX_BUFFER_SIZE

public static final int MAX_BUFFER_SIZE

Maximum allowed buffer size.

See Also:

Constant Field Values

FLOATING_ID

public static final int FLOATING_ID

ID to use if this KryoNamespace does not define registration id.

See Also:

Constant Field Values

INITIAL_ID

public static final int INITIAL_ID

Smallest ID free to use for user defined registrations.

See Also:

Constant Field Values

Constructor Detail

NamespaceImpl

public NamespaceImpl(List<io.atomix.utils.serializer.NamespaceImpl.RegistrationBlock> registeredTypes,
                     ClassLoader classLoader,
                     boolean registrationRequired,
                     boolean compatible,
                     String friendlyName)

Creates a Kryo instance pool.

Parameters:

registeredTypes - types to register

registrationRequired - whether registration is required

compatible - whether compatible serialization is enabled

friendlyName - friendly name for the namespace

Method Detail

populate

public NamespaceImpl populate(int instances)

Populates the Kryo pool.

Parameters:

instances - to add to the pool

Returns:

this

serialize

public byte[] serialize(Object obj)

Serializes given object to byte array using Kryo instance in pool.

Note: Serialized bytes must be smaller than MAX_BUFFER_SIZE.

Specified by:

serialize in interface Namespace

Parameters:

obj - Object to serialize

Returns:

serialized bytes

serialize

public void serialize(Object obj,
                      ByteBuffer buffer)

Serializes given object to byte buffer using Kryo instance in pool.

Specified by:

serialize in interface Namespace

Parameters:

obj - Object to serialize

buffer - to write to

deserialize

public <T> T deserialize(byte[] bytes)

Deserializes given byte array to Object using Kryo instance in pool.

Specified by:

deserialize in interface Namespace

Type Parameters:

T - deserialized Object type

Parameters:

bytes - serialized bytes

Returns:

deserialized Object

deserialize

public <T> T deserialize(ByteBuffer buffer)

Deserializes given byte buffer to Object using Kryo instance in pool.

Specified by:

deserialize in interface Namespace

Type Parameters:

T - deserialized Object type

Parameters:

buffer - input with serialized bytes

Returns:

deserialized Object

getRegisteredBlocks

public com.google.common.collect.ImmutableList<io.atomix.utils.serializer.NamespaceImpl.RegistrationBlock> getRegisteredBlocks()

Specified by:

getRegisteredBlocks in interface Namespace

deserialize

public <T> T deserialize(byte[] bytes,
                         int offset)

Deserializes given byte array to Object using Kryo instance in pool.

Type Parameters:

T - deserialized Object type

Parameters:

bytes - serialized bytes

offset - offset in serialized bytes

Returns:

deserialized Object

create

public com.esotericsoftware.kryo.Kryo create()

Creates a Kryo instance.

Specified by:

create in interface com.esotericsoftware.kryo.pool.KryoFactory

Returns:

Kryo instance

borrow

public com.esotericsoftware.kryo.Kryo borrow()

Specified by:

borrow in interface com.esotericsoftware.kryo.pool.KryoPool

release

public void release(com.esotericsoftware.kryo.Kryo kryo)

Specified by:

release in interface com.esotericsoftware.kryo.pool.KryoPool

run

public <T> T run(com.esotericsoftware.kryo.pool.KryoCallback<T> callback)

Specified by:

run in interface com.esotericsoftware.kryo.pool.KryoPool

toString

public String toString()

Overrides:

toString in class Object