org.apache.ignite.internal.sql.optimizer.affinity

Class PartitionConstantNode

java.lang.Object

org.apache.ignite.internal.sql.optimizer.affinity.PartitionSingleNode

org.apache.ignite.internal.sql.optimizer.affinity.PartitionConstantNode

All Implemented Interfaces:

PartitionNode

public class PartitionConstantNode
extends PartitionSingleNode

Node with constant partition.

Field Summary

Fields inherited from class org.apache.ignite.internal.sql.optimizer.affinity.PartitionSingleNode

tbl

Constructor Summary

Constructors

Constructor and Description
PartitionConstantNode(PartitionTable tbl, int part) Constructor.

Method Summary

Modifier and Type	Method and Description
Integer	applySingle(PartitionClientContext cliCtx, Object... args) Apply arguments and get single partition.
boolean	constant()
String	toString()
int	value()

Methods inherited from class org.apache.ignite.internal.sql.optimizer.affinity.PartitionSingleNode

apply, cacheName, equals, hashCode, joinGroup, table

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.ignite.internal.sql.optimizer.affinity.PartitionNode

optimize

Constructor Detail

PartitionConstantNode

public PartitionConstantNode(PartitionTable tbl,
                             int part)

Constructor.

Parameters:

tbl - Table.

part - Partition.

Method Detail

applySingle

public Integer applySingle(PartitionClientContext cliCtx,
                           Object... args)

Apply arguments and get single partition.

Specified by:

applySingle in class PartitionSingleNode

Parameters:

cliCtx - Client context.

args - Arguments.

Returns:

Partition or null if failed.

constant

public boolean constant()

Specified by:

constant in class PartitionSingleNode

Returns:

True if constant, false if argument.

value

public int value()

Specified by:

value in class PartitionSingleNode

Returns:

Partition for constant node, index for argument node.

toString

public String toString()

Overrides:

toString in class Object