org.apache.ignite.internal.processors.cache.transactions

Class IgniteTxKey

java.lang.Object

org.apache.ignite.internal.processors.cache.transactions.IgniteTxKey

All Implemented Interfaces:

Serializable, Message

public class IgniteTxKey
extends Object
implements Message

Cache transaction key. This wrapper is needed because same keys may be enlisted in the same transaction for multiple caches.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
IgniteTxKey() Empty constructor required for Externalizable.
IgniteTxKey(KeyCacheObject key, int cacheId)

Method Summary

Methods

Modifier and Type	Method and Description
int	cacheId()
byte	directType() Gets message type.
boolean	equals(Object o)
byte	fieldsCount() Gets fields count.
void	finishUnmarshal(GridCacheContext ctx, ClassLoader ldr)
int	hashCode()
KeyCacheObject	key()
void	onAckReceived() Method called when ack message received.
void	prepareMarshal(GridCacheContext ctx)
boolean	readFrom(ByteBuffer buf, MessageReader reader) Reads this message from provided byte buffer.
String	toString()
boolean	writeTo(ByteBuffer buf, MessageWriter writer) Writes this message to provided byte buffer.

Methods inherited from class java.lang.Object

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

Constructor Detail

IgniteTxKey

public IgniteTxKey()

Empty constructor required for Externalizable.

IgniteTxKey

public IgniteTxKey(KeyCacheObject key,
           int cacheId)

Parameters:

key - User key.

cacheId - Cache ID.

Method Detail

key

public KeyCacheObject key()

Returns:

User key.

cacheId

public int cacheId()

Returns:

Cache ID.

prepareMarshal

public void prepareMarshal(GridCacheContext ctx)
                    throws IgniteCheckedException

Parameters:

ctx - Context.

Throws:

IgniteCheckedException - If failed.

finishUnmarshal

public void finishUnmarshal(GridCacheContext ctx,
                   ClassLoader ldr)
                     throws IgniteCheckedException

Parameters:

ctx - Context.

ldr - Class loader.

Throws:

IgniteCheckedException - If failed.

onAckReceived

public void onAckReceived()

Method called when ack message received.

Specified by:

onAckReceived in interface Message

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

writeTo

public boolean writeTo(ByteBuffer buf,
              MessageWriter writer)

Writes this message to provided byte buffer.

Specified by:

writeTo in interface Message

Parameters:

buf - Byte buffer.

writer - Writer.

Returns:

Whether message was fully written.

readFrom

public boolean readFrom(ByteBuffer buf,
               MessageReader reader)

Reads this message from provided byte buffer.

Specified by:

readFrom in interface Message

Parameters:

buf - Byte buffer.

reader - Reader.

Returns:

Whether message was fully read.

directType

public byte directType()

Gets message type.

Specified by:

directType in interface Message

Returns:

Message type.

fieldsCount

public byte fieldsCount()

Gets fields count.

Specified by:

fieldsCount in interface Message

Returns:

Fields count.

toString

public String toString()

Overrides:

toString in class Object