Package org.apache.ignite.internal.processors.cache.distributed.dht

Class PartitionUpdateCountersMessage

java.lang.Object

org.apache.ignite.internal.processors.cache.distributed.dht.PartitionUpdateCountersMessage

All Implemented Interfaces:

Serializable, Message

public class PartitionUpdateCountersMessage
extends Object
implements Message

Partition update counters message.

See Also:

Serialized Form

Field Summary

Fields inherited from interface org.apache.ignite.plugin.extensions.communication.Message

DIRECT_TYPE_SIZE

Constructor Summary

Constructors

Constructor	Description
PartitionUpdateCountersMessage()
PartitionUpdateCountersMessage(int cacheId, int initSize)

Method Summary

Modifier and Type	Method	Description
void	add(int part, long init, long updatesCnt)
int	cacheId()
void	clear()	Clears message.
short	directType()	Gets message type.
byte	fieldsCount()	Gets fields count.
long	initialCounter(int idx)
Long	nextCounter(int partId)	Calculate next counter for partition.
void	onAckReceived()	Method called when ack message received.
int	partition(int idx)
boolean	readFrom(ByteBuffer buf, MessageReader reader)	Reads this message from provided byte buffer.
int	size()
String	toString()
long	updatesCount(int idx)
boolean	writeTo(ByteBuffer buf, MessageWriter writer)	Writes this message to provided byte buffer.

Methods inherited from class java.lang.Object

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

Constructor Detail

PartitionUpdateCountersMessage

public PartitionUpdateCountersMessage()

PartitionUpdateCountersMessage

public PartitionUpdateCountersMessage(int cacheId,
                                      int initSize)

Parameters:

cacheId - Cache id.

initSize - Initial size.

Method Detail

cacheId

public int cacheId()

Returns:

Cache id.

size

public int size()

Returns:

Size.

partition

public int partition(int idx)

Parameters:

idx - Item number.

Returns:

Partition number.

initialCounter

public long initialCounter(int idx)

Parameters:

idx - Item number.

Returns:

Partition number.

updatesCount

public long updatesCount(int idx)

Parameters:

idx - Item number.

Returns:

Update counter delta.

add

public void add(int part,
                long init,
                long updatesCnt)

Parameters:

part - Partition number.

init - Init partition counter.

updatesCnt - Update counter delta.

nextCounter

public Long nextCounter(int partId)

Calculate next counter for partition.

Parameters:

partId - Partition id.

Returns:

Next counter for partition.

clear

public void clear()

Clears message.

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 short 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.

onAckReceived

public void onAckReceived()

Method called when ack message received.

Specified by:

onAckReceived in interface Message

toString

public String toString()

Overrides:

toString in class Object