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

Class CheckpointSPInstruction

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.CheckpointSPInstruction

All Implemented Interfaces:

LineageTraceable

public class CheckpointSPInstruction
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 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, OOC_INST_PREFIX, OPERAND_DELIM, SP_INST_PREFIX, VALUETYPE_PREFIX

Method Summary

Modifier and Type	Method	Description
org.apache.commons.lang3.tuple.Pair<String,LineageItem>	getLineageItem(ExecutionContext ec)	Obtain lineage trace of an instruction with a single output.
static CheckpointSPInstruction	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

Method Details

parseInstruction

public static CheckpointSPInstruction 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)