private IndexReader getReader(FullTextSession session) {
SearchFactory searchFactory = session.getSearchFactory();
DirectoryProvider dirProvider =
searchFactory.getDirectoryProviders(ElectricalProperties.class)[0];
provider = searchFactory.getReaderProvider();
return provider.openReader(dirProvider);
}
@Test(groups = "ch12")
public void vectorTest() throws Exception {
FullTextSession session = Search.getFullTextSession(openSession());
Transaction tx = session.beginTransaction();
buildIndex(session, tx);
try {
tx = session.beginTransaction();
Query query = new TermQuery(new Term("content", "properties"));
System.out.println(query.toString());
FullTextQuery hibQuery = session.createFullTextQuery(query, ElectricalProperties.class);
hibQuery.setProjection(
FullTextQuery.DOCUMENT, FullTextQuery.DOCUMENT_ID, FullTextQuery.SCORE);
reader = getReader(session);
List<Object[]> results = hibQuery.list();
assert results.size() > 0 : "no results returned";
for (int x = 0; x < results.size(); x++) {
Integer docId = (Integer) results.get(x)[1];
TermPositionVector vector = (TermPositionVector) reader.getTermFreqVector(docId, "content");
String[] terms = vector.getTerms();
int[] f = vector.getTermFrequencies();
System.out.println(results.get(x)[2]);
for (int y = 0; y < vector.size(); y++) {
System.out.print("docID# =>" + docId);
System.out.print(" term => " + terms[y]);
System.out.print(" freq => " + f[y]);
int[] positions = vector.getTermPositions(y);
TermVectorOffsetInfo[] offsets = vector.getOffsets(y);
for (int z = 0; z < positions.length; z++) {
System.out.print(" position => " + positions[z]);
System.out.print(" starting offset => " + offsets[z].getStartOffset());
System.out.println(" ending offset => " + offsets[z].getEndOffset());
}
System.out.println("---------------");
}
}
for (Object element :
session.createQuery("from " + ElectricalProperties.class.getName()).list())
session.delete(element);
tx.commit();
} finally {
session.close();
if (provider != null) {
provider.closeReader(reader);
}
}
}
