Package org.apache.sysds.runtime.meta

Class DataCharacteristics

java.lang.Object

org.apache.sysds.runtime.meta.DataCharacteristics

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

MatrixCharacteristics, TensorCharacteristics

public abstract class DataCharacteristics
extends Object
implements Serializable

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
DataCharacteristics()

Method Summary

Modifier and Type	Method	Description
abstract boolean	colsKnown()
abstract boolean	dimsKnown()
abstract boolean	dimsKnown(boolean includeNnz)
abstract boolean	equalDims(Object anObject)
abstract boolean	equals(Object anObject)
int	getBlocksize()
abstract long	getCols()
abstract long	getDim(int i)
long[]	getDims()
abstract int[]	getIntDims()
abstract long	getLength()
abstract long[]	getLongDims()
abstract long	getNonZeros()
abstract long	getNonZerosBound()
long	getNumBlocks()
abstract long	getNumBlocks(int i)
abstract long	getNumColBlocks()
abstract int	getNumDims()
abstract long	getNumRowBlocks()
abstract long	getRows()
abstract double	getSparsity()
abstract int	hashCode()
boolean	isNoEmptyBlocks()
abstract boolean	isUltraSparse()
abstract boolean	mightHaveEmptyBlocks()
abstract boolean	nnzKnown()
abstract boolean	rowsKnown()
abstract DataCharacteristics	set(long[] dims, int blocksize)
abstract DataCharacteristics	set(long[] dims, int blocksize, long nnz)
abstract DataCharacteristics	set(long nr, long nc, int blen)
abstract DataCharacteristics	set(long nr, long nc, int blen, long nnz)
abstract DataCharacteristics	set(DataCharacteristics that)
DataCharacteristics	setBlocksize(int blen)
abstract DataCharacteristics	setCols(long clen)
abstract DataCharacteristics	setDim(int i, long dim)
abstract DataCharacteristics	setDimension(long nr, long nc)
abstract DataCharacteristics	setDims(long[] dims)
DataCharacteristics	setNoEmptyBlocks(boolean flag)
abstract DataCharacteristics	setNonZeros(long nnz)
abstract DataCharacteristics	setNonZerosBound(long nnz)
abstract DataCharacteristics	setRows(long rlen)

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DataCharacteristics

public DataCharacteristics()

Method Details

set

public abstract DataCharacteristics set(long nr,
 long nc,
 int blen)

set

public abstract DataCharacteristics set(long nr,
 long nc,
 int blen,
 long nnz)

set

public abstract DataCharacteristics set(long[] dims,
 int blocksize)

set

public abstract DataCharacteristics set(long[] dims,
 int blocksize,
 long nnz)

set

public abstract DataCharacteristics set(DataCharacteristics that)

getRows

public abstract long getRows()

setRows

public abstract DataCharacteristics setRows(long rlen)

getCols

public abstract long getCols()

setCols

public abstract DataCharacteristics setCols(long clen)

getLength

public abstract long getLength()

getBlocksize

public int getBlocksize()

setBlocksize

public DataCharacteristics setBlocksize(int blen)

setNoEmptyBlocks

public DataCharacteristics setNoEmptyBlocks(boolean flag)

isNoEmptyBlocks

public boolean isNoEmptyBlocks()

getNumBlocks

public long getNumBlocks()

getNumRowBlocks

public abstract long getNumRowBlocks()

getNumColBlocks

public abstract long getNumColBlocks()

setDimension

public abstract DataCharacteristics setDimension(long nr,
 long nc)

getNumDims

public abstract int getNumDims()

getDim

public abstract long getDim(int i)

getDims

public long[] getDims()

getLongDims

public abstract long[] getLongDims()

getIntDims

public abstract int[] getIntDims()

setDim

public abstract DataCharacteristics setDim(int i,
 long dim)

setDims

public abstract DataCharacteristics setDims(long[] dims)

getNumBlocks

public abstract long getNumBlocks(int i)

setNonZeros

public abstract DataCharacteristics setNonZeros(long nnz)

getNonZeros

public abstract long getNonZeros()

setNonZerosBound

public abstract DataCharacteristics setNonZerosBound(long nnz)

getNonZerosBound

public abstract long getNonZerosBound()

getSparsity

public abstract double getSparsity()

dimsKnown

public abstract boolean dimsKnown()

dimsKnown

public abstract boolean dimsKnown(boolean includeNnz)

rowsKnown

public abstract boolean rowsKnown()

colsKnown

public abstract boolean colsKnown()

nnzKnown

public abstract boolean nnzKnown()

isUltraSparse

public abstract boolean isUltraSparse()

mightHaveEmptyBlocks

public abstract boolean mightHaveEmptyBlocks()

equalDims

public abstract boolean equalDims(Object anObject)

equals

public abstract boolean equals(Object anObject)

Overrides:

equals in class Object

hashCode

public abstract int hashCode()

Overrides:

hashCode in class Object