Package org.apache.sysds.runtime.data

Class DataTensorBlock

java.lang.Object

org.apache.sysds.runtime.data.DataTensorBlock

All Implemented Interfaces:

Serializable

public class DataTensorBlock
extends Object
implements Serializable

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
DataTensorBlock()
DataTensorBlock(double val)
DataTensorBlock(int ncols, Types.ValueType vt)
DataTensorBlock(Types.ValueType[] schema)
DataTensorBlock(Types.ValueType[] schema, int[] dims)
DataTensorBlock(Types.ValueType[] schema, int[] dims, String[][] data)
DataTensorBlock(Types.ValueType vt, int[] dims)
DataTensorBlock(BasicTensorBlock that)
DataTensorBlock(DataTensorBlock that)

Method Summary

Modifier and Type	Method	Description
DataTensorBlock	allocateBlock()
void	copy(int[] lower, int[] upper, DataTensorBlock src)	Copy a part of another DataTensorBlock
void	copy(DataTensorBlock that)
Object	get(int[] ix)
double	get(int r, int c)
Types.ValueType	getColValueType(int col)
int	getDim(int i)
int[]	getDims()
long	getNonZeros()
int	getNumColumns()
int	getNumDims()
int	getNumRows()
Types.ValueType[]	getSchema()
boolean	isAllocated()
boolean	isEmpty(boolean safe)
void	reset()
void	reset(int[] dims)
void	reset(int[] dims, Types.ValueType[] schema)
void	set(int[] ix, Object v)
void	set(int r, int c, double v)
void	set(Object v)

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

DataTensorBlock

public DataTensorBlock()

DataTensorBlock

public DataTensorBlock(int ncols,
 Types.ValueType vt)

DataTensorBlock

public DataTensorBlock(Types.ValueType[] schema)

DataTensorBlock

public DataTensorBlock(Types.ValueType[] schema,
 int[] dims)

DataTensorBlock

public DataTensorBlock(Types.ValueType vt,
 int[] dims)

DataTensorBlock

public DataTensorBlock(Types.ValueType[] schema,
 int[] dims,
 String[][] data)

DataTensorBlock

public DataTensorBlock(double val)

DataTensorBlock

public DataTensorBlock(DataTensorBlock that)

DataTensorBlock

public DataTensorBlock(BasicTensorBlock that)

Method Details

reset

public void reset()

reset

public void reset(int[] dims)

reset

public void reset(int[] dims,
 Types.ValueType[] schema)

allocateBlock

public DataTensorBlock allocateBlock()

isAllocated

public boolean isAllocated()

isEmpty

public boolean isEmpty(boolean safe)

getNonZeros

public long getNonZeros()

getNumRows

public int getNumRows()

getNumColumns

public int getNumColumns()

getNumDims

public int getNumDims()

getDim

public int getDim(int i)

getDims

public int[] getDims()

getSchema

public Types.ValueType[] getSchema()

getColValueType

public Types.ValueType getColValueType(int col)

get

public Object get(int[] ix)

get

public double get(int r,
 int c)

set

public void set(Object v)

set

public void set(int[] ix,
 Object v)

set

public void set(int r,
 int c,
 double v)

copy

public void copy(DataTensorBlock that)

copy

public void copy(int[] lower,
 int[] upper,
 DataTensorBlock src)

Copy a part of another DataTensorBlock

Parameters:

lower - lower index of elements to copy (inclusive)

upper - upper index of elements to copy (exclusive)

src - source DataTensorBlock