Package com.semedy.reasoner.core

Class IntermediateResultProducer

java.lang.Object

com.semedy.reasoner.core.IntermediateResultProducer

All Implemented Interfaces:

Receiver

public class IntermediateResultProducer
extends Object
implements Receiver

Author:

angele

Constructor Summary

Constructors

Constructor	Description
IntermediateResultProducer(InterruptFlag interruptflag, int arity, String tempDir, BlockingQueue<Long> queue, SymbolTable symbols, int maxNumberOfResults)

Method Summary

Modifier and Type	Method	Description
void	addRelation(ReasoningRelation relation)	add a whole relation at the beginning
int	getArity()	arity of the tuples
TupleStore	getTupleStore()	get the basic tuple store
boolean	receiveRelation(ReasoningRelation relation)	receive a whole relation
boolean	receiveTuple(int tuple)	receive a single tuple
boolean	receiveTuple(long[] tuple)	receive a single tuple
boolean	receiveTuple(TupleBuffer tuple)	receive a single tuple
boolean	receiveTupleWOCheck(TupleBuffer tuple)
Receiver	startTuples(Receiver source, boolean check4Duplicates)	start delivering single tuples
void	tuplesFinished(boolean isBottomUp)	finish delivering single tuples
void	tuplesFinished(String annotation, ReasoningRelation T1, ReasoningRelation T2)	Finish delivering single tuples.

Methods inherited from class java.lang.Object

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

Constructor Details

IntermediateResultProducer

public IntermediateResultProducer(InterruptFlag interruptflag,
 int arity,
 String tempDir,
 BlockingQueue<Long> queue,
 SymbolTable symbols,
 int maxNumberOfResults)

Method Details

startTuples

public Receiver startTuples(Receiver source,
 boolean check4Duplicates)
                     throws IOException

Description copied from interface: Receiver

start delivering single tuples

Specified by:

startTuples in interface Receiver

Parameters:

source - , the delivering process

check4Duplicates - , check for duplicates in the target store

Returns:

an object receiving the results

Throws:

IOException

tuplesFinished

public void tuplesFinished(boolean isBottomUp)
                    throws ReasoningException,
InterruptedException,
IOException

Description copied from interface: Receiver

finish delivering single tuples

Specified by:

tuplesFinished in interface Receiver

Parameters:

isBottomUp - TODO

Throws:

ReasoningException

InterruptedException

IOException

tuplesFinished

public void tuplesFinished(String annotation,
 ReasoningRelation T1,
 ReasoningRelation T2)
                    throws ReasoningException,
InterruptedException,
IOException

Description copied from interface: Receiver

Finish delivering single tuples.
Cache result and annotate result.

Specified by:

tuplesFinished in interface Receiver

Parameters:

annotation - , an annotation used for caching

T1 - , the relations which have been combined

T2 - , the relations which have been combined

Throws:

ReasoningException

InterruptedException

IOException

addRelation

public void addRelation(ReasoningRelation relation)
                 throws IOException,
EDBException

Description copied from interface: Receiver

add a whole relation at the beginning

Specified by:

addRelation in interface Receiver

Parameters:

relation - the relation to be added

Throws:

IOException

EDBException

getArity

public int getArity()

Description copied from interface: Receiver

arity of the tuples

Specified by:

getArity in interface Receiver

Returns:

the arity of the receiver

getTupleStore

public TupleStore getTupleStore()

Description copied from interface: Receiver

get the basic tuple store

Specified by:

getTupleStore in interface Receiver

Returns:

the tuple store

receiveRelation

public boolean receiveRelation(ReasoningRelation relation)
                        throws SemReasonerException,
InterruptedException,
IOException

Description copied from interface: Receiver

receive a whole relation

Specified by:

receiveRelation in interface Receiver

Parameters:

relation - the whole relation to be received

Returns:

true, if relation is later on dissolved, false otherwise

Throws:

ReasoningException

InterruptedException

IOException

SemReasonerException

receiveTuple

public boolean receiveTuple(long[] tuple)
                     throws EDBException,
InterruptedException,
IOException

Description copied from interface: Receiver

receive a single tuple

Specified by:

receiveTuple in interface Receiver

Parameters:

tuple - the tuple to be received

Returns:

true if tuple has been used (tuple cannot be free'd up)

Throws:

InterruptedException

IOException

EDBException

receiveTuple

public boolean receiveTuple(int tuple)
                     throws InterruptedException,
IOException,
EDBException

Description copied from interface: Receiver

receive a single tuple

Specified by:

receiveTuple in interface Receiver

Parameters:

tuple - the tuple to be received

Returns:

true if tuple has been used (tuple cannot be free'd up)

Throws:

InterruptedException

IOException

EDBException

receiveTuple

public boolean receiveTuple(TupleBuffer tuple)
                     throws InterruptedException,
IOException,
EDBException

Description copied from interface: Receiver

receive a single tuple

Specified by:

receiveTuple in interface Receiver

Parameters:

tuple - the tuple to be received

Returns:

true if tuple has been used (tuple cannot be free'd up)

Throws:

InterruptedException

IOException

EDBException

receiveTupleWOCheck

public boolean receiveTupleWOCheck(TupleBuffer tuple)