Package org.apache.ignite.internal.processors.query.stat.messages

Class StatisticsObjectData

java.lang.Object

org.apache.ignite.internal.processors.query.stat.messages.StatisticsObjectData

All Implemented Interfaces:

Serializable, Message

public class StatisticsObjectData
extends Object
implements Message

Statistics for some object (index or table) in database.

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
static short	TYPE_CODE

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

DIRECT_TYPE_SIZE

Constructor Summary

Constructors

Constructor	Description
StatisticsObjectData()	Default constructor.
StatisticsObjectData(StatisticsKeyMessage key, long rowsCnt, StatisticsType type, int partId, long updCnt, Map<String,StatisticsColumnData> data)	Constructor.

Method Summary

Modifier and Type	Method	Description
Map<String,StatisticsColumnData>	data()
short	directType()	Gets message type.
byte	fieldsCount()	Gets fields count.
StatisticsKeyMessage	key()
void	onAckReceived()	Method called when ack message received.
int	partId()
boolean	readFrom(ByteBuffer buf, MessageReader reader)	Reads this message from provided byte buffer.
long	rowsCnt()
StatisticsType	type()
long	updCnt()
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, toString, wait, wait, wait

Field Detail

TYPE_CODE

public static final short TYPE_CODE

See Also:

Constant Field Values

Constructor Detail

StatisticsObjectData

public StatisticsObjectData(StatisticsKeyMessage key,
                            long rowsCnt,
                            StatisticsType type,
                            int partId,
                            long updCnt,
                            Map<String,StatisticsColumnData> data)

Constructor.

Parameters:

key - Statistics key.

rowsCnt - Total row count.

type - Statistics type.

partId - Partition id.

updCnt - Partition update counter.

data - Map of statistics column data.

StatisticsObjectData

public StatisticsObjectData()

Default constructor.

Method Detail

key

public StatisticsKeyMessage key()

Returns:

Statistics key.

rowsCnt

public long rowsCnt()

Returns:

Total rows count.

type

public StatisticsType type()

Returns:

Statistics type.

partId

public int partId()

Returns:

Partition id.

updCnt

public long updCnt()

Returns:

Partition update counter.

data

public Map<String,StatisticsColumnData> data()

Returns:

Statistics column data.

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