@Test
public void testProjectedValueGetsConvertedToNull() throws Exception {
ProgrammaticConfiguredValue nullValue = new ProgrammaticConfiguredValue(null);
FullTextSession fullTextSession = Search.getFullTextSession(openSession());
Transaction tx = fullTextSession.beginTransaction();
getSession().save(nullValue);
tx.commit();
fullTextSession.clear();
tx = fullTextSession.beginTransaction();
Query query = new MatchAllDocsQuery();
FullTextQuery fullTextQuery =
fullTextSession.createFullTextQuery(query, ProgrammaticConfiguredValue.class);
fullTextQuery.setProjection("id", "value");
fullTextQuery.setResultTransformer(new ProjectionToMapResultTransformer());
List<?> mappedResults = fullTextQuery.list();
assertTrue("Wrong result size", mappedResults.size() == 1);
Map<?, ?> map = (Map<?, ?>) mappedResults.get(0);
Integer id = (Integer) map.get("id");
assertNotNull(id);
String value = (String) map.get("value");
assertEquals("The null token should be converted back to null", null, value);
tx.commit();
fullTextSession.close();
}
public List<Object> listProjection(String... fields) {
fullTextQuery.setProjection(fields);
@SuppressWarnings("unchecked")
List<Object> list = fullTextQuery.list();
return list;
}
@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);
}
}
}
public ListPart<Object> listPartProjection(Long firstResult, Long maxResults, String... fields) {
applyPartialResults(fullTextQuery, firstResult, maxResults);
fullTextQuery.setProjection(fields);
@SuppressWarnings("unchecked")
List<Object> list = fullTextQuery.list();
return ListPart.newListPart(
list,
firstResult,
maxResults,
Long.valueOf(fullTextQuery.getResultSize()),
!fullTextQuery.hasPartialResults());
}
public static void FacetTest() {
Session session = null;
FullTextSession fullTextSession = null;
SessionFactory sessionFactory = null;
try {
sessionFactory =
new Configuration().configure(hibernateConfigurationFile).buildSessionFactory();
session = sessionFactory.openSession();
session.beginTransaction();
fullTextSession = Search.getFullTextSession(session);
org.apache.lucene.search.Query luceneQuery;
FullTextQuery hibQuery;
Point center = Point.fromDegrees(46, 4);
double radius = 50.0d;
luceneQuery =
SpatialQueryBuilderFromPoint.buildSpatialQueryByGrid(center, radius, "location");
hibQuery = fullTextSession.createFullTextQuery(luceneQuery, POI.class);
hibQuery.setProjection("id", "name", "type");
FacetManager facetManager = hibQuery.getFacetManager();
QueryBuilder queryBuilder =
fullTextSession.getSearchFactory().buildQueryBuilder().forEntity(POI.class).get();
FacetingRequest facetingRequest =
queryBuilder
.facet()
.name("typeFacet")
.onField("type")
.discrete()
.orderedBy(FacetSortOrder.COUNT_DESC)
.includeZeroCounts(false)
.createFacetingRequest();
facetManager.enableFaceting(facetingRequest);
Integer size = hibQuery.getResultSize();
List list = hibQuery.list();
List<Facet> facets = facetManager.getFacets("typeFacet");
System.out.println(facets);
session.getTransaction().commit();
session.close();
sessionFactory.close();
} catch (Exception e) {
e.printStackTrace();
} finally {
if (fullTextSession != null && fullTextSession.isOpen()) {
Transaction transaction = fullTextSession.getTransaction();
if (transaction != null && transaction.isActive()) {
transaction.rollback();
}
fullTextSession.close();
}
if (sessionFactory != null && !sessionFactory.isClosed()) {
sessionFactory.close();
}
}
}
public static void Bench() {
Session session = null;
FullTextSession fullTextSession = null;
SessionFactory sessionFactory = null;
try {
sessionFactory =
new Configuration().configure(hibernateConfigurationFile).buildSessionFactory();
session = sessionFactory.openSession();
session.beginTransaction();
fullTextSession = Search.getFullTextSession(session);
long gridTotalDuration = 0;
long spatialTotalDuration = 0;
long doubleRangeTotalDuration = 0;
long distanceDoubleRangeTotalDuration = 0;
long gridDocsFetched = 0;
long spatialDocsFetched = 0;
long doubleRangeDocsFetched = 0;
long distanceDoubleRangeDocsFetched = 0;
org.apache.lucene.search.Query luceneQuery;
long startTime, endTime, duration;
FullTextQuery hibQuery;
List gridResults, rangeResults;
final QueryBuilder queryBuilder =
fullTextSession.getSearchFactory().buildQueryBuilder().forEntity(POI.class).get();
org.apache.lucene.search.Query query;
final Integer iterations = 2000;
final Integer warmUp = 50;
Random random = new Random(42);
for (int i = 0; i < iterations; i++) {
Point center = Point.fromDegrees(random.nextDouble() * 2 + 44, random.nextDouble() * 2 + 3);
double radius = 25.0d;
Rectangle boundingBox = Rectangle.fromBoundingCircle(center, radius);
query =
queryBuilder
.bool()
.must(
queryBuilder
.range()
.onField("latitude")
.from(boundingBox.getLowerLeft().getLatitude())
.to(boundingBox.getUpperRight().getLatitude())
.createQuery())
.must(
queryBuilder
.range()
.onField("longitude")
.from(boundingBox.getLowerLeft().getLongitude())
.to(boundingBox.getUpperRight().getLongitude())
.createQuery())
.createQuery();
hibQuery = fullTextSession.createFullTextQuery(query, POI.class);
hibQuery.setProjection("id", "name");
startTime = System.nanoTime();
try {
doubleRangeDocsFetched += hibQuery.getResultSize();
} finally {
endTime = System.nanoTime();
}
duration = endTime - startTime;
if (i > warmUp) {
doubleRangeTotalDuration += duration;
}
session.clear();
query =
queryBuilder
.bool()
.must(
queryBuilder
.range()
.onField("latitude")
.from(boundingBox.getLowerLeft().getLatitude())
.to(boundingBox.getUpperRight().getLatitude())
.createQuery())
.must(
queryBuilder
.range()
.onField("longitude")
.from(boundingBox.getLowerLeft().getLongitude())
.to(boundingBox.getUpperRight().getLongitude())
.createQuery())
.createQuery();
org.apache.lucene.search.Query filteredQuery =
new ConstantScoreQuery(
SpatialQueryBuilderFromPoint.buildDistanceFilter(
new QueryWrapperFilter(query), center, radius, "location"));
hibQuery = fullTextSession.createFullTextQuery(filteredQuery, POI.class);
hibQuery.setProjection("id", "name");
startTime = System.nanoTime();
try {
distanceDoubleRangeDocsFetched += hibQuery.getResultSize();
} finally {
endTime = System.nanoTime();
}
duration = endTime - startTime;
if (i > warmUp) {
distanceDoubleRangeTotalDuration += duration;
}
rangeResults = hibQuery.list();
session.clear();
luceneQuery = SpatialQueryBuilderFromPoint.buildGridQuery(center, radius, "location");
hibQuery = fullTextSession.createFullTextQuery(luceneQuery, POI.class);
hibQuery.setProjection("id", "name");
startTime = System.nanoTime();
try {
gridDocsFetched += hibQuery.getResultSize();
} finally {
endTime = System.nanoTime();
}
duration = endTime - startTime;
if (i > warmUp) {
gridTotalDuration += duration;
}
session.clear();
luceneQuery =
SpatialQueryBuilderFromPoint.buildSpatialQueryByGrid(center, radius, "location");
hibQuery = fullTextSession.createFullTextQuery(luceneQuery, POI.class);
hibQuery.setProjection("id", "name");
startTime = System.nanoTime();
try {
spatialDocsFetched += hibQuery.getResultSize();
} finally {
endTime = System.nanoTime();
}
duration = endTime - startTime;
if (i > warmUp) {
spatialTotalDuration += duration;
}
gridResults = hibQuery.list();
session.clear();
if (rangeResults.size() != gridResults.size()) {
luceneQuery = SpatialQueryBuilderFromPoint.buildDistanceQuery(center, radius, "location");
hibQuery = fullTextSession.createFullTextQuery(luceneQuery, POI.class);
hibQuery.setProjection("id", "name");
System.out.println(
">>>>> Different numbers of documents fetched for point ("
+ Double.toString(center.getLatitude())
+ ","
+ Double.toString(center.getLongitude())
+ ") and radius "
+ Double.toString(radius));
System.out.println("Range results : " + rangeResults);
System.out.println("Grid results : " + gridResults);
System.out.println("Pure distance results : " + hibQuery.getResultSize());
List<Integer> rangeIds = new ArrayList<Integer>();
for (int index = 0; index < rangeResults.size(); index++) {
rangeIds.add((Integer) ((Object[]) rangeResults.get(index))[0]);
}
List<Integer> gridIds = new ArrayList<Integer>();
for (int index = 0; index < gridResults.size(); index++) {
gridIds.add((Integer) ((Object[]) gridResults.get(index))[0]);
}
rangeIds.removeAll(gridIds);
System.out.println("Missing Ids : " + rangeIds);
}
}
session.getTransaction().commit();
session.close();
sessionFactory.close();
System.out.println(
"Mean time with Grid : "
+ Double.toString(
(double) gridTotalDuration * Math.pow(10, -6) / (iterations - warmUp))
+ " ms. Average number of docs fetched : "
+ Double.toString(gridDocsFetched / ((iterations - warmUp) * 1.0d)));
System.out.println(
"Mean time with Grid + Distance filter : "
+ Double.toString(
(double) spatialTotalDuration * Math.pow(10, -6) / (iterations - warmUp))
+ " ms. Average number of docs fetched : "
+ Double.toString(spatialDocsFetched / ((iterations - warmUp) * 1.0d)));
System.out.println(
"Mean time with DoubleRange : "
+ Double.toString(
(double) doubleRangeTotalDuration * Math.pow(10, -6) / (iterations - warmUp))
+ " ms. Average number of docs fetched : "
+ Double.toString(doubleRangeDocsFetched / ((iterations - warmUp) * 1.0d)));
System.out.println(
"Mean time with DoubleRange + Distance filter : "
+ Double.toString(
(double) distanceDoubleRangeTotalDuration
* Math.pow(10, -6)
/ (iterations - warmUp))
+ " ms. Average number of docs fetched : "
+ Double.toString(distanceDoubleRangeDocsFetched / ((iterations - warmUp) * 1.0d)));
} catch (Exception e) {
e.printStackTrace();
} finally {
if (fullTextSession != null && fullTextSession.isOpen()) {
Transaction transaction = fullTextSession.getTransaction();
if (transaction != null && transaction.isActive()) {
transaction.rollback();
}
fullTextSession.close();
}
if (sessionFactory != null && !sessionFactory.isClosed()) {
sessionFactory.close();
}
}
}
/**
* Allows settings offset and limit on the query. The default implementation calls setProjection
* with SCORE and ID, which MUST BE the first two projection values. Any overriding method may add
* further projections but must start with these two.
*
* @param ftQuery
*/
protected void initializeQuery(FullTextQuery ftQuery) {
ftQuery.setProjection(ProjectionConstants.SCORE, ProjectionConstants.ID);
}
/**
* This is the same test as above with a projection query to show the presence of the ClassBridge
* impl built fields just in case you don't believe us.
*
* @throws Exception
*/
public void testClassBridgesWithProjection() throws Exception {
org.hibernate.Session s = openSession();
Transaction tx = s.beginTransaction();
s.persist(getDepts1());
s.persist(getDepts2());
s.persist(getDepts3());
s.persist(getDepts4());
s.flush();
tx.commit();
tx = s.beginTransaction();
FullTextSession session = Search.getFullTextSession(s);
// The equipment field is the manufacturer field in the
// Departments entity after being massaged by passing it
// through the EquipmentType class. This field is in
// the Lucene document but not in the Department entity itself.
QueryParser parser =
new QueryParser(
TestConstants.getTargetLuceneVersion(), "equipment", TestConstants.simpleAnalyzer);
// Check the second ClassBridge annotation
Query query = parser.parse("equiptype:Cisco");
org.hibernate.search.FullTextQuery hibQuery =
session.createFullTextQuery(query, Departments.class);
hibQuery.setProjection(FullTextQuery.THIS, FullTextQuery.DOCUMENT);
ScrollableResults projections = hibQuery.scroll();
assertNotNull(projections);
projections.beforeFirst();
projections.next();
Object[] projection = projections.get();
assertTrue("DOCUMENT incorrect", projection[0] instanceof Departments);
assertEquals("id incorrect", 1, ((Departments) projection[0]).getId());
assertTrue("DOCUMENT incorrect", projection[1] instanceof Document);
assertEquals("DOCUMENT size incorrect", 8, ((Document) projection[1]).getFields().size());
assertNotNull("equiptype is null", ((Document) projection[1]).getField("equiptype"));
assertEquals(
"equiptype incorrect",
"Cisco",
((Document) projection[1]).getField("equiptype").stringValue());
assertNotNull("branchnetwork is null", ((Document) projection[1]).getField("branchnetwork"));
assertEquals(
"branchnetwork incorrect",
"Salt Lake City 1A",
((Document) projection[1]).getField("branchnetwork").stringValue());
projections.next();
projection = projections.get();
assertTrue("DOCUMENT incorrect", projection[0] instanceof Departments);
assertEquals("id incorrect", 4, ((Departments) projection[0]).getId());
assertTrue("DOCUMENT incorrect", projection[1] instanceof Document);
assertEquals("DOCUMENT size incorrect", 8, ((Document) projection[1]).getFields().size());
assertNotNull("equiptype is null", ((Document) projection[1]).getField("equiptype"));
assertEquals(
"equiptype incorrect",
"Cisco",
((Document) projection[1]).getField("equiptype").stringValue());
assertNotNull("branchnetwork is null", ((Document) projection[1]).getField("branchnetwork"));
assertEquals(
"branchnetwork incorrect",
"St. George 1D",
((Document) projection[1]).getField("branchnetwork").stringValue());
assertTrue("incorrect result count returned", projections.isLast());
// cleanup
for (Object element : s.createQuery("from " + Departments.class.getName()).list()) {
s.delete(element);
}
tx.commit();
s.close();
}