Package org.apache.sysds.runtime.controlprogram

Class ProgramBlock

java.lang.Object

org.apache.sysds.runtime.controlprogram.ProgramBlock

All Implemented Interfaces:

ParseInfo

Direct Known Subclasses:

BasicProgramBlock, ForProgramBlock, FunctionProgramBlock, IfProgramBlock, WhileProgramBlock

public abstract class ProgramBlock
extends Object
implements ParseInfo

Field Summary

Fields

Modifier and Type	Field	Description
int	_beginColumn
int	_beginLine
int	_endColumn
int	_endLine
String	_filename
String	_text
static String	PRED_VAR

Constructor Summary

Constructors

Constructor	Description
ProgramBlock(Program prog)

Method Summary

Modifier and Type	Method	Description
abstract void	execute(ExecutionContext ec)	Executes this program block (incl recompilation if required).
ScalarObject	executePredicate(ArrayList<Instruction> inst, Hop hops, boolean requiresRecompile, Types.ValueType retType, ExecutionContext ec)	Executes given predicate instructions (incl recompilation if required)
int	getBeginColumn()
int	getBeginLine()
abstract ArrayList<ProgramBlock>	getChildBlocks()	Get the list of child program blocks if nested; otherwise this method returns null.
int	getEndColumn()
int	getEndLine()
Instruction	getExitInstruction()
String	getFilename()
Program	getProgram()
StatementBlock	getStatementBlock()
String	getText()
long	getThreadID()
boolean	hasThreadID()
abstract boolean	isNested()	Indicates if the program block is nested, i.e., if it contains other program blocks (e.g., loops).
static boolean	isThreadID(long tid)
String	printBlockErrorLocation()
void	setBeginColumn(int passed)
void	setBeginLine(int passed)
void	setEndColumn(int passed)
void	setEndLine(int passed)
void	setExitInstruction(Instruction rmVar)
void	setFilename(String passed)
void	setParseInfo(ParseInfo parseInfo)	Set parse information.
void	setProgram(Program prog)
void	setStatementBlock(StatementBlock sb)
void	setText(String text)
void	setThreadID(long id)

Methods inherited from class java.lang.Object

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

Field Detail

PRED_VAR

public static final String PRED_VAR

See Also:

Constant Field Values

_filename

public String _filename

_beginLine

public int _beginLine

_beginColumn

public int _beginColumn

_endLine

public int _endLine

_endColumn

public int _endColumn

_text

public String _text

Constructor Detail

ProgramBlock

public ProgramBlock(Program prog)

Method Detail

getProgram

public Program getProgram()

setProgram

public void setProgram(Program prog)

getStatementBlock

public StatementBlock getStatementBlock()

setStatementBlock

public void setStatementBlock(StatementBlock sb)

setThreadID

public void setThreadID(long id)

hasThreadID

public boolean hasThreadID()

isThreadID

public static boolean isThreadID(long tid)

getThreadID

public long getThreadID()

setExitInstruction

public void setExitInstruction(Instruction rmVar)

getExitInstruction

public Instruction getExitInstruction()

getChildBlocks

public abstract ArrayList<ProgramBlock> getChildBlocks()

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

Returns:

list of program blocks

isNested

public abstract boolean isNested()

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

Returns:

true if nested

execute

public abstract void execute(ExecutionContext ec)

Executes this program block (incl recompilation if required).

Parameters:

ec - execution context

executePredicate

public ScalarObject executePredicate(ArrayList<Instruction> inst,
                                     Hop hops,
                                     boolean requiresRecompile,
                                     Types.ValueType retType,
                                     ExecutionContext ec)

Executes given predicate instructions (incl recompilation if required)

Parameters:

inst - list of instructions

hops - high-level operator

requiresRecompile - true if requires recompile

retType - value type of the return type

ec - execution context

Returns:

scalar object

setFilename

public void setFilename(String passed)

Specified by:

setFilename in interface ParseInfo

setBeginLine

public void setBeginLine(int passed)

Specified by:

setBeginLine in interface ParseInfo

setBeginColumn

public void setBeginColumn(int passed)

Specified by:

setBeginColumn in interface ParseInfo

setEndLine

public void setEndLine(int passed)

Specified by:

setEndLine in interface ParseInfo

setEndColumn

public void setEndColumn(int passed)

Specified by:

setEndColumn in interface ParseInfo

setText

public void setText(String text)

Specified by:

setText in interface ParseInfo

getFilename

public String getFilename()

Specified by:

getFilename in interface ParseInfo

getBeginLine

public int getBeginLine()

Specified by:

getBeginLine in interface ParseInfo

getBeginColumn

public int getBeginColumn()

Specified by:

getBeginColumn in interface ParseInfo

getEndLine

public int getEndLine()

Specified by:

getEndLine in interface ParseInfo

getEndColumn

public int getEndColumn()

Specified by:

getEndColumn in interface ParseInfo

getText

public String getText()

Specified by:

getText in interface ParseInfo

printBlockErrorLocation

public String printBlockErrorLocation()

setParseInfo

public void setParseInfo(ParseInfo parseInfo)

Set parse information.

Parameters:

parseInfo - parse information, such as beginning line position, beginning column position, ending line position, ending column position, text, and filename