/*
* Converts the Vendor Object into an TriG String
* representation.
*/
private String convertVendor(Vendor vendor) {
StringBuffer result = new StringBuffer();
// First the uriref for the subject
result.append(Vendor.getPrefixed(vendor.getNr()));
result.append("\n");
// rdf:type
result.append(createTriplePO(RDF.prefixed("type"), BSBM.prefixed("Vendor")));
// rdfs:label
result.append(createTriplePO(RDFS.prefixed("label"), createLiteral(vendor.getLabel())));
// rdfs:comment
result.append(createTriplePO(RDFS.prefixed("comment"), createLiteral(vendor.getComment())));
// foaf:homepage
result.append(createTriplePO(FOAF.prefixed("homepage"), createURIref(vendor.getHomepage())));
// bsbm:country
result.append(
createTriplePO(
BSBM.prefixed("country"), createURIref(ISO3166.find(vendor.getCountryCode()))));
// dc:publisher
result.append(
createTriplePO(DC.prefixed("publisher"), Vendor.getPrefixed(vendor.getPublisher())));
// dc:date
GregorianCalendar date = new GregorianCalendar();
date.setTimeInMillis(vendor.getPublishDate());
String dateString = DateGenerator.formatDate(date);
result.append(
createTriplePOEnd(
DC.prefixed("date"), createDataTypeLiteral(dateString, XSD.prefixed("date"))));
return result.toString();
}
/*
* Converts the Offer Object into an TriG String
* representation.
*/
private String convertOffer(Offer offer) {
StringBuffer result = new StringBuffer();
// First the uriref for the subject
result.append(offer.getPrefixed());
result.append("\n");
// rdf:type
result.append(createTriplePO(RDF.prefixed("type"), BSBM.prefixed("Offer")));
// bsbm:product
int productNr = offer.getProduct();
int producerNr = Generator.getProducerOfProduct(productNr);
result.append(
createTriplePO(BSBM.prefixed("product"), Product.getPrefixed(productNr, producerNr)));
// bsbm:vendor
result.append(createTriplePO(BSBM.prefixed("vendor"), Vendor.getPrefixed(offer.getVendor())));
// bsbm:price
result.append(
createTriplePO(
BSBM.prefixed("price"),
// createDataTypeLiteral(offer.getPriceString(),BSBM.prefixed("USD"))
offer.getPriceString() + "e0"));
// bsbm:validFrom
GregorianCalendar validFrom = new GregorianCalendar();
validFrom.setTimeInMillis(offer.getValidFrom());
String validFromString = DateGenerator.formatDateTime(validFrom);
result.append(
createTriplePO(
BSBM.prefixed("validFrom"),
createDataTypeLiteral(validFromString, XSD.prefixed("dateTime"))));
// bsbm:validTo
GregorianCalendar validTo = new GregorianCalendar();
validTo.setTimeInMillis(offer.getValidTo());
String validToString = DateGenerator.formatDateTime(validTo);
result.append(
createTriplePO(
BSBM.prefixed("validTo"),
createDataTypeLiteral(validToString, XSD.prefixed("dateTime"))));
// bsbm:deliveryDays
result.append(
createTriplePO(
BSBM.prefixed("deliveryDays"),
// createDataTypeLiteral(offer.getDeliveryDays().toString(),
// XSD.prefixed("integer"))
offer.getDeliveryDays().toString()));
// bsbm:offerWebpage
result.append(
createTriplePO(BSBM.prefixed("offerWebpage"), createURIref(offer.getOfferWebpage())));
// dc:publisher
result.append(
createTriplePO(DC.prefixed("publisher"), Vendor.getPrefixed(offer.getPublisher())));
// dc:date
GregorianCalendar date = new GregorianCalendar();
date.setTimeInMillis(offer.getPublishDate());
String dateString = DateGenerator.formatDate(date);
result.append(
createTriplePOEnd(
DC.prefixed("date"), createDataTypeLiteral(dateString, XSD.prefixed("date"))));
return result.toString();
}
