C++ (Cpp) swapComponentOrder示例

示例#1

ObjectIndexIterator::ObjectIndexIterator(BitmapTriples *trip, TripleID &pat) :
    triples(trip),
    pattern(pat),
    adjY(trip->arrayY, trip->bitmapY),
    adjZ(trip->arrayZ, trip->bitmapZ),
    adjIndex(trip->arrayIndex, trip->bitmapIndex)
{
    // Convert pattern to local order.
    swapComponentOrder(&pattern, SPO, triples->order);
    patX = pattern.getSubject();
    patY = pattern.getPredicate();
    patZ = pattern.getObject();

    if(patZ==0) {
        throw std::runtime_error("This iterator is not suitable for this pattern");
    }

#if 0
    cout << "Pattern: " << patX << " " << patY << " " << patZ << endl;
    cout << "AdjY: " << endl;
    adjY.dump();
    cout << "AdjZ: " << endl;
    adjZ.dump();
    cout << "AdjIndexObjects: " << endl;
    adjIndex.dump();
#endif

    calculateRange();
    goToStart();
}

示例#2

MiddleWaveletIterator::MiddleWaveletIterator(BitmapTriples *trip, TripleID &pat) :
    triples(trip),
    pattern(pat),
    adjY(trip->arrayY, trip->bitmapY),
    adjZ(trip->arrayZ, trip->bitmapZ),
    predicateIndex(trip->predicateIndex),
    predicateOcurrence(1)
{
    // Convert pattern to local order.
    swapComponentOrder(&pattern, SPO, triples->order);
    patX = pattern.getSubject();
    patY = pattern.getPredicate();
    patZ = pattern.getObject();

    if(patY==0) {
        throw std::runtime_error("This iterator is not suitable for this pattern");
    }

#if 0
    cout << "AdjY: " << endl;
    adjY.dump();
    cout << "AdjZ: " << endl;
    adjZ.dump();
    cout << "Pattern: " << patX << " " << patY << " " << patZ << endl;
#endif

    // Find largest position of Z
    maxZ = trip->arrayZ->getNumberOfElements();

    // Find position of the first matching pattern.
    numOcurrences = predicateIndex->getNumAppearances(patY);

    goToStart();
}

示例#3

文件： CompactTriples.cpp 项目： mavlyutovrus/uriencoding

/// ITERATOR
CompactTriplesIterator::CompactTriplesIterator(CompactTriples *trip, TripleID &pat) :
		triples(trip),
		pattern(pat)
{
	// Convert pattern to local order.
	swapComponentOrder(&pattern, SPO, triples->order);
	patX = pattern.getSubject();
	patY = pattern.getPredicate();
	patZ = pattern.getObject();

	goToStart();
}

示例#4

/// ITERATOR
BitmapTriplesSearchIterator::BitmapTriplesSearchIterator(BitmapTriples *trip, TripleID &pat) :
    triples(trip),
    pattern(pat),
    adjY(trip->arrayY, trip->bitmapY),
    adjZ(trip->arrayZ, trip->bitmapZ)
{
    // Convert pattern to local order.
    swapComponentOrder(&pattern, SPO, triples->order);
    patX = pattern.getSubject();
    patY = pattern.getPredicate();
    patZ = pattern.getObject();

#if 0
    cout << "Pattern: " << patX << " " << patY << " " << patZ << endl;
    cout << "AdjY: " << endl;
    adjY.dump();
    cout << "AdjZ: " << endl;
    adjZ.dump();
#endif

#if 0
    for(uint mposZ=0; mposZ<adjZ.getSize(); mposZ++) {
        uint z = adjZ.get(mposZ);

        uint posY = adjZ.findListIndex(mposZ);

        uint y = adjY.get(posY);

        uint x = adjY.findListIndex(posY)+1;

        cout << "FWD2 posZ: " << mposZ << " posY: " << posY << "\t";
        cout << "Triple: " << x << ", " << y << ", " << z << endl;
    }
#endif

    findRange();

    goToStart();
}

示例#5

文件： CompactTriples.cpp 项目： mavlyutovrus/uriencoding

void CompactTriples::load(ModifiableTriples &triples, ProgressListener *listener) {
	triples.sort(order);

	IteratorTripleID *it = triples.searchAll();

	vector<unsigned int> vectorY, vectorZ;
	unsigned int lastX, lastY, lastZ;
	unsigned int x, y, z;

	// First triple
	if(it->hasNext()) {
		TripleID *triple = it->next();

		swapComponentOrder(triple, SPO, order);

		lastX = x = triple->getSubject();
		lastY = y = triple->getPredicate();
		lastZ = z = triple->getObject();

		vectorY.push_back(y);
		vectorZ.push_back(z);

		numTriples++;
	}

	// Rest of the triples
	while(it->hasNext()) {
		TripleID *triple = it->next();
		//cout << "111> " << triple << endl;

		swapComponentOrder(triple, SPO, order);
		//cout << "222> " << triple << endl;

		x = triple->getSubject();
		y = triple->getPredicate();
		z = triple->getObject();

		if(x!=lastX) {
			vectorY.push_back(0);
			vectorY.push_back(y);

			vectorZ.push_back(0);
			vectorZ.push_back(z);
		} else if(y!=lastY) {
			vectorY.push_back(y);
			vectorZ.push_back(0);
			vectorZ.push_back(z);
		} else {
			vectorZ.push_back(z);
		}

		lastX = x;
		lastY = y;
		lastZ = z;

		NOTIFYCOND(listener, "Converting to CompactTriples.", numTriples, triples.getNumberOfElements());
		numTriples++;
	}

	delete it;

	VectorUIntIterator itY(vectorY);
	VectorUIntIterator itZ(vectorZ);

	streamY->add(itY);
	streamZ->add(itZ);

#if 0
	// Debug Adjacency Lists
	cout << "Y" << vectorY.size() << "): ";
	for(unsigned int i=0;i<arrayY->getNumberOfElements();i++){
		cout << arrayY->get(i) << " ";
	}
	cout << endl;

	cout << "Z" << vectorZ.size() << "): ";
	for(unsigned int i=0;i<arrayZ->getNumberOfElements();i++){
		cout << arrayZ->get(i) << " ";
	}
	cout << endl;
#endif

}

示例#6

文件： CompactTriples.cpp 项目： mavlyutovrus/uriencoding

void CompactTriplesIterator::updateOutput() {
	// Convert local order to SPO
	returnTriple.setAll(x,y,z);
	swapComponentOrder(&returnTriple, triples->order, SPO);
}

示例#7

void BitmapTriplesSearchIterator::updateOutput() {
    // Convert local order to SPO
    returnTriple.setAll(x,y,z);
    swapComponentOrder(&returnTriple, triples->order, SPO);
    //cout << returnTriple << endl;
}