Package org.apache.sysds.runtime.instructions.spark

Class RandSPInstruction

java.lang.Object

org.apache.sysds.runtime.instructions.Instruction

org.apache.sysds.runtime.instructions.spark.SPInstruction

org.apache.sysds.runtime.instructions.spark.ComputationSPInstruction

org.apache.sysds.runtime.instructions.spark.UnarySPInstruction

org.apache.sysds.runtime.instructions.spark.RandSPInstruction

All Implemented Interfaces:

LineageTraceable

public class RandSPInstruction
extends UnarySPInstruction

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.sysds.runtime.instructions.spark.SPInstruction

SPInstruction.SPType

Nested classes/interfaces inherited from class org.apache.sysds.runtime.instructions.Instruction

Instruction.IType

Field Summary

Fields

Modifier and Type	Field	Description
static long	INMEMORY_NUMBLOCKS_THRESHOLD

Fields inherited from class org.apache.sysds.runtime.instructions.spark.ComputationSPInstruction

input1, input2, input3, output

Fields inherited from class org.apache.sysds.runtime.instructions.Instruction

DATATYPE_PREFIX, FEDERATED_INST_PREFIX, GPU_INST_PREFIX, INSTRUCTION_DELIM, LITERAL_PREFIX, OPERAND_DELIM, SP_INST_PREFIX, VALUETYPE_PREFIX

Method Summary

Modifier and Type	Method	Description
int	getBlocksize()
long	getCols()
String	getDims()
org.apache.commons.lang3.tuple.Pair<String,LineageItem>	getLineageItem(ExecutionContext ec)	Obtain lineage trace of an instruction with a single output.
double	getMaxValue()
double	getMinValue()
String	getPdf()
String	getPdfParams()
long	getRows()
long	getSeed()
double	getSparsity()
static RandSPInstruction	parseInstruction(String str)
void	processInstruction(ExecutionContext ec)	This method should be used to execute the instruction.

Methods inherited from class org.apache.sysds.runtime.instructions.spark.ComputationSPInstruction

getOutputVariableName

Methods inherited from class org.apache.sysds.runtime.instructions.spark.SPInstruction

getGraphString, getSPInstructionType, getType, postprocessInstruction, preprocessInstruction, requiresLabelUpdate

Methods inherited from class org.apache.sysds.runtime.instructions.Instruction

getBeginColumn, getBeginLine, getEndColumn, getEndLine, getExtendedOpcode, getFilename, getInstID, getInstructionString, getLineNum, getOpcode, getOperator, printMe, setInstID, setLocation, setLocation, setLocation, setLocation, toString, updateInstructionThreadID

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.sysds.runtime.lineage.LineageTraceable

getLineageItems, hasSingleLineage

Field Detail

INMEMORY_NUMBLOCKS_THRESHOLD

public static final long INMEMORY_NUMBLOCKS_THRESHOLD

See Also:

Constant Field Values

Method Detail

getRows

public long getRows()

getCols

public long getCols()

getBlocksize

public int getBlocksize()

getMinValue

public double getMinValue()

getMaxValue

public double getMaxValue()

getSparsity

public double getSparsity()

getSeed

public long getSeed()

getDims

public String getDims()

getPdf

public String getPdf()

getPdfParams

public String getPdfParams()

parseInstruction

public static RandSPInstruction parseInstruction(String str)

processInstruction

public void processInstruction(ExecutionContext ec)

Description copied from class: Instruction

This method should be used to execute the instruction.

Specified by:

processInstruction in class SPInstruction

Parameters:

ec - execution context

getLineageItem

public org.apache.commons.lang3.tuple.Pair<String,LineageItem> getLineageItem(ExecutionContext ec)

Description copied from interface: LineageTraceable

Obtain lineage trace of an instruction with a single output.

Specified by:

getLineageItem in interface LineageTraceable

Overrides:

getLineageItem in class ComputationSPInstruction

Parameters:

ec - execution context w/ live variables

Returns:

pair of (output variable name, output lineage item)