public void run() {
if (som == null || ((som.getLabels() == null || som.voronoiSet == null) && artterms == null))
return;
// check if termvector information is available -> if not: crawl
if (artterms == null) {
// System.out.println("do the crawl...");
// artists are contained in labels (-> collect)
Set<String> artistset = new HashSet<String>();
for (int i = 0; i < som.getNumberOfColumns(); i++) { // for each column in codebook
for (int j = 0; j < som.getNumberOfRows(); j++) { // for each row in codebook
Vector temp = (Vector) som.voronoiSet.elementAt(i * som.getNumberOfRows() + j);
// read all labels in Voronoi-Set of current map unit
for (int k = 0; k < temp.size(); k++) {
Integer labelIndex = (Integer) temp.elementAt(k);
artistset.add(som.getLabel(labelIndex.intValue()));
}
}
}
String[] artists = artistset.toArray(new String[artistset.size()]);
wtet = new WebTermExtractionThread(artists, queryconstraint);
wtet.addThreadListener(this);
wtet.start(); // -> threadEnded
} else {
System.out.println("data already present.");
this.threadEnded();
}
}
