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

Class PartitionParameterNode

java.lang.Object

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

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

All Implemented Interfaces:

PartitionNode

public class PartitionParameterNode
extends PartitionSingleNode

Node with partition which should be extracted from argument.

Field Summary

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

tbl

Constructor Summary

Constructors

Constructor	Description
PartitionParameterNode(PartitionTable tbl, PartitionResolver partRslvr, int idx, int type, PartitionParameterType clientType)	Constructor.

Method Summary

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

PartitionParameterNode

public PartitionParameterNode(PartitionTable tbl,
                              PartitionResolver partRslvr,
                              int idx,
                              int type,
                              PartitionParameterType clientType)

Constructor.

Parameters:

tbl - Table descriptor.

partRslvr - Partition resolver.

idx - Parameter index.

type - Parameter data type.

clientType - Mapped parameter type to be used by thin clients.

Method Detail

applySingle

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

Apply arguments and get single partition.

Specified by:

applySingle in class PartitionSingleNode

Parameters:

cliCtx - Client context.

args - Arguments.

Returns:

Partition or null if failed.

Throws:

IgniteCheckedException

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.

type

public int type()

Returns:

Parameter data type.

clientType

public PartitionParameterType clientType()

Returns:

Client parameter type.

toString

public String toString()

Overrides:

toString in class Object