org.apache.ignite.ml.math.distributed.keys.impl

Class SparseMatrixKey

java.lang.Object

org.apache.ignite.ml.math.distributed.keys.impl.SparseMatrixKey

All Implemented Interfaces:

Externalizable, Serializable, DataStructureCacheKey, RowColMatrixKey

public class SparseMatrixKey
extends Object
implements RowColMatrixKey, Externalizable

Key implementation for SparseDistributedMatrix.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
SparseMatrixKey() Default constructor (required by Externalizable).
SparseMatrixKey(int idx, UUID matrixId, Object affinityKey) Build Key.

Method Summary

Modifier and Type	Method and Description
Object	affinityKey()
UUID	dataStructureId()
boolean	equals(Object obj)
int	hashCode()
int	index() Return index value(blockId, Row/Col index, etc.)
void	readExternal(ObjectInput in)
String	toString()
void	writeExternal(ObjectOutput out)

Methods inherited from class java.lang.Object

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

Constructor Detail

SparseMatrixKey

public SparseMatrixKey()

Default constructor (required by Externalizable).

SparseMatrixKey

public SparseMatrixKey(int idx,
                       UUID matrixId,
                       Object affinityKey)

Build Key.

Method Detail

index

public int index()

Return index value(blockId, Row/Col index, etc.)

Specified by:

index in interface RowColMatrixKey

dataStructureId

public UUID dataStructureId()

Specified by:

dataStructureId in interface DataStructureCacheKey

Returns:

matrix id.

affinityKey

public Object affinityKey()

Specified by:

affinityKey in interface DataStructureCacheKey

Returns:

affinity key.

writeExternal

public void writeExternal(ObjectOutput out)
                   throws IOException

Specified by:

writeExternal in interface Externalizable

Throws:

IOException

readExternal

public void readExternal(ObjectInput in)
                  throws IOException,
                         ClassNotFoundException

Specified by:

readExternal in interface Externalizable

Throws:

IOException

ClassNotFoundException

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

toString

public String toString()

Overrides:

toString in class Object