public void TestSimpleBrowser()
{
var query = new TermQuery(new Term("name", "asp.net"));
Console.WriteLine(string.Format("query: <{0}>", query.ToString()));
var request = new BrowseRequest()
{
Count = 10,
Offset = 0,
Query = query,
Sort = new Lucene.Net.Search.Sort(new SortField("price", SortField.DOUBLE, false)).GetSort()
};
var facetHandlers = new IFacetHandler[] { new SimpleFacetHandler("category") };
var browser = new BoboBrowser(BoboIndexReader.GetInstance(IndexReader.Open(_indexDir, true), facetHandlers));
var facetSpec = new FacetSpec() { OrderBy = FacetSpec.FacetSortSpec.OrderHitsDesc, MinHitCount = 1 };
request.SetFacetSpec("category", facetSpec);
var result = browser.Browse(request);
Console.WriteLine(string.Format("total hits:{0}", result.NumHits));
Console.WriteLine("===========================");
foreach (var facet in result.FacetMap["category"].GetFacets())
{
var category = _categories.First(k => k.Value == int.Parse(facet.Value.ToString()));
Console.WriteLine("{0}:({1})", category.Key, facet.FacetValueHitCount);
}
Console.WriteLine("===========================");
for (var i = 0; i < result.Hits.Length; i++)
{
var doc = browser.Doc(result.Hits[i].DocId);
var category = _categories.First(k => k.Value == int.Parse(doc.GetField("category").StringValue)).Key;
Console.WriteLine(string.Format("{2} - {0} ${1} by {3}", doc.GetField("name").StringValue, doc.GetField("price").StringValue, category, doc.GetField("author").StringValue));
}
}
private void DoTest(Random random, PrintWriter @out, bool useCompoundFiles, int MAX_DOCS)
{
Directory directory = newDirectory();
Analyzer analyzer = new MockAnalyzer(random);
IndexWriterConfig conf = newIndexWriterConfig(TEST_VERSION_CURRENT, analyzer);
MergePolicy mp = conf.MergePolicy;
mp.NoCFSRatio = useCompoundFiles ? 1.0 : 0.0;
IndexWriter writer = new IndexWriter(directory, conf);
if (VERBOSE)
{
Console.WriteLine("TEST: now build index MAX_DOCS=" + MAX_DOCS);
}
for (int j = 0; j < MAX_DOCS; j++)
{
Document d = new Document();
d.Add(newTextField(PRIORITY_FIELD, HIGH_PRIORITY, Field.Store.YES));
d.Add(newTextField(ID_FIELD, Convert.ToString(j), Field.Store.YES));
writer.addDocument(d);
}
writer.Dispose();
// try a search without OR
IndexReader reader = DirectoryReader.Open(directory);
IndexSearcher searcher = newSearcher(reader);
Query query = new TermQuery(new Term(PRIORITY_FIELD, HIGH_PRIORITY));
@out.println("Query: " + query.ToString(PRIORITY_FIELD));
if (VERBOSE)
{
Console.WriteLine("TEST: search query=" + query);
}
Sort sort = new Sort(SortField.FIELD_SCORE, new SortField(ID_FIELD, SortField.Type.INT));
ScoreDoc[] hits = searcher.Search(query, null, MAX_DOCS, sort).scoreDocs;
PrintHits(@out, hits, searcher);
CheckHits(hits, MAX_DOCS, searcher);
// try a new search with OR
searcher = newSearcher(reader);
hits = null;
BooleanQuery booleanQuery = new BooleanQuery();
booleanQuery.Add(new TermQuery(new Term(PRIORITY_FIELD, HIGH_PRIORITY)), BooleanClause.Occur_e.SHOULD);
booleanQuery.Add(new TermQuery(new Term(PRIORITY_FIELD, MED_PRIORITY)), BooleanClause.Occur_e.SHOULD);
@out.println("Query: " + booleanQuery.ToString(PRIORITY_FIELD));
hits = searcher.search(booleanQuery, null, MAX_DOCS, sort).scoreDocs;
PrintHits(@out, hits, searcher);
CheckHits(hits, MAX_DOCS, searcher);
reader.Close();
directory.Close();
}
