org.apache.sysds.runtime.controlprogram

Class WhileProgramBlock

java.lang.Object

org.apache.sysds.runtime.controlprogram.ProgramBlock

org.apache.sysds.runtime.controlprogram.WhileProgramBlock

All Implemented Interfaces:

ParseInfo

public class WhileProgramBlock
extends ProgramBlock

Field Summary

Fields inherited from class org.apache.sysds.runtime.controlprogram.ProgramBlock

_beginColumn, _beginLine, _endColumn, _endLine, _filename, _text, PRED_VAR

Constructor Summary

Constructors

Constructor and Description
WhileProgramBlock(Program prog, ArrayList<Instruction> predicate)

Method Summary

Modifier and Type	Method and Description
void	addProgramBlock(ProgramBlock childBlock)
void	execute(ExecutionContext ec) Executes this program block (incl recompilation if required).
ArrayList<ProgramBlock>	getChildBlocks() Get the list of child program blocks if nested; otherwise this method returns null.
ArrayList<Instruction>	getPredicate()
boolean	isNested() Indicates if the program block is nested, i.e., if it contains other program blocks (e.g., loops).
String	printBlockErrorLocation()
void	setChildBlocks(ArrayList<ProgramBlock> childs)
void	setPredicate(ArrayList<Instruction> predicate)

Methods inherited from class org.apache.sysds.runtime.controlprogram.ProgramBlock

executePredicate, getBeginColumn, getBeginLine, getEndColumn, getEndLine, getExitInstruction, getFilename, getProgram, getStatementBlock, getText, getThreadID, hasThreadID, isThreadID, setBeginColumn, setBeginLine, setEndColumn, setEndLine, setExitInstruction, setFilename, setParseInfo, setProgram, setStatementBlock, setText, setThreadID

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.sysds.parser.ParseInfo

ctxAndFilenameToParseInfo

Constructor Detail

WhileProgramBlock

public WhileProgramBlock(Program prog,
                         ArrayList<Instruction> predicate)

Method Detail

addProgramBlock

public void addProgramBlock(ProgramBlock childBlock)

getPredicate

public ArrayList<Instruction> getPredicate()

setPredicate

public void setPredicate(ArrayList<Instruction> predicate)

getChildBlocks

public ArrayList<ProgramBlock> getChildBlocks()

Description copied from class: ProgramBlock

Get the list of child program blocks if nested; otherwise this method returns null.

Specified by:

getChildBlocks in class ProgramBlock

Returns:

list of program blocks

isNested

public boolean isNested()

Description copied from class: ProgramBlock

Indicates if the program block is nested, i.e., if it contains other program blocks (e.g., loops).

Specified by:

isNested in class ProgramBlock

Returns:

true if nested

execute

public void execute(ExecutionContext ec)

Description copied from class: ProgramBlock

Executes this program block (incl recompilation if required).

Specified by:

execute in class ProgramBlock

Parameters:

ec - execution context

setChildBlocks

public void setChildBlocks(ArrayList<ProgramBlock> childs)

printBlockErrorLocation

public String printBlockErrorLocation()

Overrides:

printBlockErrorLocation in class ProgramBlock