public void gatherData(ObjectBundle bundle) {
if (haveToGeneratePrefixes) {
generatePrefixes();
haveToGeneratePrefixes = false;
}
Iterator<BSBMResource> it = bundle.iterator();
try {
while (it.hasNext()) {
BSBMResource obj = it.next();
// If modular generation is applied
if (Generator.noOfMachines != -1) {
if (((currentWriter + 1) % Generator.noOfMachines == Generator.thisMachineId)) {
if (obj instanceof ProductType) {
dataFileWriter[currentWriter].append(convertProductType((ProductType) obj));
} else if (obj instanceof Offer) {
dataFileWriter[currentWriter].append(convertOffer((Offer) obj));
} else if (obj instanceof Product) {
dataFileWriter[currentWriter].append(convertProduct((Product) obj));
} else if (obj instanceof Person) {
dataFileWriter[currentWriter].append(convertPerson((Person) obj, bundle));
} else if (obj instanceof Producer) {
dataFileWriter[currentWriter].append(convertProducer((Producer) obj));
} else if (obj instanceof ProductFeature) {
dataFileWriter[currentWriter].append(convertProductFeature((ProductFeature) obj));
} else if (obj instanceof Vendor) {
dataFileWriter[currentWriter].append(convertVendor((Vendor) obj));
} else if (obj instanceof Review) {
dataFileWriter[currentWriter].append(convertReview((Review) obj, bundle));
}
}
} else if (currentWriter > (Generator.fromFileId - 2)
&& currentWriter < Generator.toFileId) {
if (obj instanceof ProductType) {
dataFileWriter[currentWriter].append(convertProductType((ProductType) obj));
} else if (obj instanceof Offer) {
dataFileWriter[currentWriter].append(convertOffer((Offer) obj));
} else if (obj instanceof Product) {
dataFileWriter[currentWriter].append(convertProduct((Product) obj));
} else if (obj instanceof Person) {
dataFileWriter[currentWriter].append(convertPerson((Person) obj, bundle));
} else if (obj instanceof Producer) {
dataFileWriter[currentWriter].append(convertProducer((Producer) obj));
} else if (obj instanceof ProductFeature) {
dataFileWriter[currentWriter].append(convertProductFeature((ProductFeature) obj));
} else if (obj instanceof Vendor) {
dataFileWriter[currentWriter].append(convertVendor((Vendor) obj));
} else if (obj instanceof Review) {
dataFileWriter[currentWriter].append(convertReview((Review) obj, bundle));
}
}
currentWriter = (currentWriter + 1) % dataFileWriter.length;
}
} catch (IOException e) {
System.err.println("Could not write into File!");
System.err.println(e.getMessage());
System.exit(-1);
}
}
public Turtle(String file, boolean forwardChaining, int nrOfOutputFiles) {
int nrOfDigits = ((int) Math.log10(nrOfOutputFiles)) + 1;
String formatString = "%0" + nrOfDigits + "d";
try {
dataFileWriter = new FileWriter[nrOfOutputFiles];
if (nrOfOutputFiles == 1) this.dataFileWriter[0] = new FileWriter(file + ".ttl");
else
for (int i = 1; i <= nrOfOutputFiles; i++) {
if (Generator.noOfMachines != -1) {
if (i % Generator.noOfMachines == Generator.thisMachineId) {
dataFileWriter[i - 1] =
new FileWriter(file + String.format(formatString, i) + ".ttl");
}
} else if (i > (Generator.fromFileId - 1) && i < (Generator.toFileId + 1)) {
dataFileWriter[i - 1] = new FileWriter(file + String.format(formatString, i) + ".ttl");
}
}
} catch (IOException e) {
System.err.println("Could not open File for writing.");
System.err.println(e.getMessage());
System.exit(-1);
}
try {
for (int i = 0; i < nrOfOutputFiles; i++)
if (Generator.noOfMachines != -1) {
if (((i + 1) % Generator.noOfMachines) == Generator.thisMachineId) {
dataFileWriter[i].append(getNamespaces());
}
} else if (i > (Generator.fromFileId - 2) && i < Generator.toFileId) {
dataFileWriter[i].append(getNamespaces());
}
} catch (IOException e) {
System.err.println(e.getMessage());
}
this.forwardChaining = forwardChaining;
nrTriples = 0l;
TurtleShutdown sd = new TurtleShutdown(this);
Runtime.getRuntime().addShutdownHook(sd);
}
public void serialize() {
// Close files
try {
for (int i = 0; i < dataFileWriter.length; i++) {
if (Generator.noOfMachines != -1) {
if (((i + 1) % Generator.noOfMachines) == Generator.thisMachineId) {
dataFileWriter[i].flush();
dataFileWriter[i].close();
}
} else if (i > (Generator.fromFileId - 2) && i < Generator.toFileId) {
dataFileWriter[i].flush();
dataFileWriter[i].close();
}
}
} catch (IOException e) {
System.err.println(e.getMessage());
System.exit(-1);
}
}
private void generatePrefixes() {
StringBuilder sb = new StringBuilder();
for (int i = 1; i < Generator.producerOfProduct.size(); i++) {
sb.append("@prefix dataFromProducer");
sb.append(i);
sb.append(": <http://www4.wiwiss.fu-berlin.de/bizer/bsbm/v01/instances/dataFromProducer");
sb.append(i);
sb.append("/> .\n");
}
for (int i = 1; i < Generator.vendorOfOffer.size(); i++) {
sb.append("@prefix dataFromVendor");
sb.append(i);
sb.append(": <http://www4.wiwiss.fu-berlin.de/bizer/bsbm/v01/instances/dataFromVendor");
sb.append(i);
sb.append("/> .\n");
}
for (int i = 1; i < Generator.ratingsiteOfReview.size(); i++) {
sb.append("@prefix dataFromRatingSite");
sb.append(i);
sb.append(": <http://www4.wiwiss.fu-berlin.de/bizer/bsbm/v01/instances/dataFromRatingSite");
sb.append(i);
sb.append("/> .\n");
}
sb.append("\n");
try {
String tempString = sb.toString();
for (int i = 0; i < dataFileWriter.length; i++)
if (Generator.noOfMachines != -1) {
if (((i + 1) % Generator.noOfMachines) == Generator.thisMachineId) {
dataFileWriter[i].append(tempString);
}
} else if (i > (Generator.fromFileId - 2) && i < Generator.toFileId) {
dataFileWriter[i].append(tempString);
}
} catch (IOException e) {
System.err.println(e.getMessage());
}
}