/// <summary>
/// Aggreggates float facet values from the provided
/// <see cref="ValueSource"/>, and pulls ordinals from the
/// provided <see cref="OrdinalsReader"/>.
/// </summary>
public TaxonomyFacetSumValueSource(OrdinalsReader ordinalsReader, TaxonomyReader taxoReader,
FacetsConfig config, FacetsCollector fc, ValueSource valueSource)
: base(ordinalsReader.IndexFieldName, taxoReader, config)
{
this.ordinalsReader = ordinalsReader;
SumValues(fc.GetMatchingDocs(), fc.KeepScores, valueSource);
}
static private void Configure(FacetsConfig fc, string facetName, bool isHierarchical, bool isMultiValued)
{
if (isHierarchical)
fc.setHierarchical(facetName, true);
if (isMultiValued)
fc.setMultiValued(facetName, true);
}
/// <summary>
/// Initializes a new instance of the <see cref="LuceneFacetBuilder"/> class.
/// </summary>
/// <param name="taxonomyWriter">The taxonomy writer.</param>
/// <exception cref="ArgumentNullException"></exception>
public LuceneFacetBuilder(TaxonomyWriter taxonomyWriter)
{
if (taxonomyWriter == null)
throw new ArgumentNullException(nameof(taxonomyWriter));
_taxonomyWriter = taxonomyWriter;
FacetsConfig = new FacetsConfig();
}
public IndexerThread(IndexWriter w, FacetsConfig config, TaxonomyWriter tw, ReferenceManager<SearcherAndTaxonomy> mgr, int ordLimit, AtomicBoolean stop)
{
this.w = w;
this.config = config;
this.tw = tw;
this.mgr = mgr;
this.ordLimit = ordLimit;
this.stop = stop;
}
static private FacetsConfig CreateFacetsConfig()
{
var facetsConfig = new FacetsConfig();
Configure(facetsConfig, FacetNames.Folder, true, false);
Configure(facetsConfig, FacetNames.PlaceName, true, false);
Configure(facetsConfig, FacetNames.Keywords, false, true);
Configure(facetsConfig, FacetNames.Date, true, false);
return facetsConfig;
}
public virtual void TestBasic()
{
AssumeTrue("Test requires SortedSetDV support", DefaultCodecSupportsSortedSet());
Directory dir = NewDirectory();
FacetsConfig config = new FacetsConfig();
config.SetMultiValued("a", true);
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, Similarity, TimeZone);
Document doc = new Document();
doc.Add(new SortedSetDocValuesFacetField("a", "foo"));
doc.Add(new SortedSetDocValuesFacetField("a", "bar"));
doc.Add(new SortedSetDocValuesFacetField("a", "zoo"));
doc.Add(new SortedSetDocValuesFacetField("b", "baz"));
writer.AddDocument(config.Build(doc));
if (Random().NextBoolean())
{
writer.Commit();
}
doc = new Document();
doc.Add(new SortedSetDocValuesFacetField("a", "foo"));
writer.AddDocument(config.Build(doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// Per-top-reader state:
SortedSetDocValuesReaderState state = new DefaultSortedSetDocValuesReaderState(searcher.IndexReader);
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
SortedSetDocValuesFacetCounts facets = new SortedSetDocValuesFacetCounts(state, c);
Assert.AreEqual("dim=a path=[] value=4 childCount=3\n foo (2)\n bar (1)\n zoo (1)\n", facets.GetTopChildren(10, "a").ToString());
Assert.AreEqual("dim=b path=[] value=1 childCount=1\n baz (1)\n", facets.GetTopChildren(10, "b").ToString());
// DrillDown:
DrillDownQuery q = new DrillDownQuery(config);
q.Add("a", "foo");
q.Add("b", "baz");
TopDocs hits = searcher.Search(q, 1);
Assert.AreEqual(1, hits.TotalHits);
IOUtils.Close(writer, searcher.IndexReader, dir);
}
public virtual void TestWithThreads()
{
// LUCENE-5303: OrdinalsCache used the ThreadLocal BinaryDV instead of reader.getCoreCacheKey().
Store.Directory indexDir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
IndexWriterConfig conf = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
IndexWriter writer = new IndexWriter(indexDir, conf);
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
FacetsConfig config = new FacetsConfig();
Document doc = new Document();
doc.Add(new FacetField("A", "1"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new FacetField("A", "2"));
writer.AddDocument(config.Build(taxoWriter, doc));
var reader = DirectoryReader.Open(writer, true);
CachedOrdinalsReader ordsReader = new CachedOrdinalsReader(new DocValuesOrdinalsReader(FacetsConfig.DEFAULT_INDEX_FIELD_NAME));
ThreadClass[] threads = new ThreadClass[3];
for (int i = 0; i < threads.Length; i++)
{
threads[i] = new ThreadAnonymousInnerClassHelper(this, "CachedOrdsThread-" + i, reader, ordsReader);
}
long ramBytesUsed = 0;
foreach (ThreadClass t in threads)
{
t.Start();
t.Join();
if (ramBytesUsed == 0)
{
ramBytesUsed = ordsReader.RamBytesUsed();
}
else
{
Assert.AreEqual(ramBytesUsed, ordsReader.RamBytesUsed());
}
}
IOUtils.Close(writer, taxoWriter, reader, indexDir, taxoDir);
}
public static void BeforeClass()
{
dir = NewDirectory();
taxoDir = NewDirectory();
// preparations - index, taxonomy, content
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
// Cannot mix ints & floats in the same indexed field:
config = new FacetsConfig();
config.SetIndexFieldName("int", "$facets.int");
config.SetMultiValued("int", true);
config.SetIndexFieldName("float", "$facets.float");
config.SetMultiValued("float", true);
var writer = new RandomIndexWriter(Random(), dir);
// index documents, 50% have only 'b' and all have 'a'
for (int i = 0; i < 110; i++)
{
Document doc = new Document();
// every 11th document is added empty, this used to cause the association
// aggregators to go into an infinite loop
if (i % 11 != 0)
{
doc.Add(new IntAssociationFacetField(2, "int", "a"));
doc.Add(new FloatAssociationFacetField(0.5f, "float", "a"));
if (i % 2 == 0) // 50
{
doc.Add(new IntAssociationFacetField(3, "int", "b"));
doc.Add(new FloatAssociationFacetField(0.2f, "float", "b"));
}
}
writer.AddDocument(config.Build(taxoWriter, doc));
}
taxoWriter.Dispose();
reader = writer.Reader;
writer.Dispose();
taxoReader = new DirectoryTaxonomyReader(taxoDir);
}
public virtual void TestCustomDoublesValueSource()
{
Directory dir = NewDirectory();
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, Similarity, TimeZone);
Document doc = new Document();
writer.AddDocument(doc);
writer.AddDocument(doc);
writer.AddDocument(doc);
// Test wants 3 docs in one segment:
writer.ForceMerge(1);
var vs = new ValueSourceAnonymousInnerClassHelper(this, doc);
FacetsConfig config = new FacetsConfig();
FacetsCollector fc = new FacetsCollector();
IndexReader r = writer.Reader;
IndexSearcher s = NewSearcher(r);
s.Search(new MatchAllDocsQuery(), fc);
DoubleRange[] ranges = new DoubleRange[] { new DoubleRange("< 1", 0.0, true, 1.0, false), new DoubleRange("< 2", 0.0, true, 2.0, false), new DoubleRange("< 5", 0.0, true, 5.0, false), new DoubleRange("< 10", 0.0, true, 10.0, false), new DoubleRange("< 20", 0.0, true, 20.0, false), new DoubleRange("< 50", 0.0, true, 50.0, false) };
Filter fastMatchFilter;
AtomicBoolean filterWasUsed = new AtomicBoolean();
if (Random().NextBoolean())
{
// Sort of silly:
fastMatchFilter = new CachingWrapperFilterAnonymousInnerClassHelper(this, new QueryWrapperFilter(new MatchAllDocsQuery()), filterWasUsed);
}
else
{
fastMatchFilter = null;
}
if (VERBOSE)
{
Console.WriteLine("TEST: fastMatchFilter=" + fastMatchFilter);
}
Facets facets = new DoubleRangeFacetCounts("field", vs, fc, fastMatchFilter, ranges);
Assert.AreEqual("dim=field path=[] value=3 childCount=6\n < 1 (0)\n < 2 (1)\n < 5 (3)\n < 10 (3)\n < 20 (3)\n < 50 (3)\n", facets.GetTopChildren(10, "field").ToString());
Assert.True(fastMatchFilter == null || filterWasUsed.Get());
DrillDownQuery ddq = new DrillDownQuery(config);
ddq.Add("field", ranges[1].GetFilter(fastMatchFilter, vs));
// Test simple drill-down:
Assert.AreEqual(1, s.Search(ddq, 10).TotalHits);
// Test drill-sideways after drill-down
DrillSideways ds = new DrillSidewaysAnonymousInnerClassHelper2(this, s, config, (TaxonomyReader)null, vs, ranges, fastMatchFilter);
DrillSidewaysResult dsr = ds.Search(ddq, 10);
Assert.AreEqual(1, dsr.Hits.TotalHits);
Assert.AreEqual("dim=field path=[] value=3 childCount=6\n < 1 (0)\n < 2 (1)\n < 5 (3)\n < 10 (3)\n < 20 (3)\n < 50 (3)\n", dsr.Facets.GetTopChildren(10, "field").ToString());
IOUtils.Dispose(r, writer, dir);
}
public virtual void TestBasic()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
// Writes facet ords to a separate directory from the
// main index:
DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, Similarity, TimeZone);
FacetsConfig config = new FacetsConfig();
// Reused across documents, to add the necessary facet
// fields:
Document doc = new Document();
doc.Add(new IntField("num", 10, Field.Store.NO));
doc.Add(new FacetField("Author", "Bob"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new IntField("num", 20, Field.Store.NO));
doc.Add(new FacetField("Author", "Lisa"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new IntField("num", 30, Field.Store.NO));
doc.Add(new FacetField("Author", "Lisa"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new IntField("num", 40, Field.Store.NO));
doc.Add(new FacetField("Author", "Susan"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new IntField("num", 45, Field.Store.NO));
doc.Add(new FacetField("Author", "Frank"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
writer.Dispose();
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
taxoWriter.Dispose();
// Aggregate the facet counts:
FacetsCollector c = new FacetsCollector();
// MatchAllDocsQuery is for "browsing" (counts facets
// for all non-deleted docs in the index); normally
// you'd use a "normal" query and one of the
// Facets.search utility methods:
searcher.Search(new MatchAllDocsQuery(), c);
TaxonomyFacetSumValueSource facets = new TaxonomyFacetSumValueSource(taxoReader, new FacetsConfig(), c, new IntFieldSource("num"));
// Retrieve & verify results:
Assert.AreEqual("dim=Author path=[] value=145.0 childCount=4\n Lisa (50.0)\n Frank (45.0)\n Susan (40.0)\n Bob (10.0)\n", facets.GetTopChildren(10, "Author").ToString());
taxoReader.Dispose();
searcher.IndexReader.Dispose();
dir.Dispose();
taxoDir.Dispose();
}
/// <summary>
/// Create <see cref="FastTaxonomyFacetCounts"/>, using the
/// specified <paramref name="indexFieldName"/> for ordinals. Use
/// this if you had set <see cref="FacetsConfig.SetIndexFieldName"/>
/// to change the index
/// field name for certain dimensions.
/// </summary>
public FastTaxonomyFacetCounts(string indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
: base(indexFieldName, taxoReader, config)
{
Count(fc.GetMatchingDocs());
}
/// <summary>
/// Create <see cref="TaxonomyFacetSumIntAssociations"/> against
/// the specified index field.
/// </summary>
public TaxonomyFacetSumIntAssociations(string indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
: base(indexFieldName, taxoReader, config)
{
SumValues(fc.GetMatchingDocs());
}
/// <summary>
/// Sole constructor.
/// </summary>
protected internal FloatTaxonomyFacets(string indexFieldName, TaxonomyReader taxoReader, FacetsConfig config)
: base(indexFieldName, taxoReader, config)
{
values = new float[taxoReader.Count];
}
public virtual void TestRandom()
{
AssumeTrue("Test requires SortedSetDV support", DefaultCodecSupportsSortedSet);
string[] tokens = GetRandomTokens(10);
Directory indexDir = NewDirectory();
Directory taxoDir = NewDirectory();
RandomIndexWriter w = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
this,
#endif
Random, indexDir);
FacetsConfig config = new FacetsConfig();
int numDocs = AtLeast(1000);
int numDims = TestUtil.NextInt32(Random, 1, 7);
IList <TestDoc> testDocs = GetRandomDocs(tokens, numDocs, numDims);
foreach (TestDoc testDoc in testDocs)
{
Document doc = new Document();
doc.Add(NewStringField("content", testDoc.content, Field.Store.NO));
for (int j = 0; j < numDims; j++)
{
if (testDoc.dims[j] != null)
{
doc.Add(new SortedSetDocValuesFacetField("dim" + j, testDoc.dims[j]));
}
}
w.AddDocument(config.Build(doc));
}
// NRT open
IndexSearcher searcher = NewSearcher(w.GetReader());
// Per-top-reader state:
SortedSetDocValuesReaderState state = new DefaultSortedSetDocValuesReaderState(searcher.IndexReader);
int iters = AtLeast(100);
for (int iter = 0; iter < iters; iter++)
{
string searchToken = tokens[Random.Next(tokens.Length)];
if (Verbose)
{
Console.WriteLine("\nTEST: iter content=" + searchToken);
}
FacetsCollector fc = new FacetsCollector();
FacetsCollector.Search(searcher, new TermQuery(new Term("content", searchToken)), 10, fc);
Facets facets = new SortedSetDocValuesFacetCounts(state, fc);
// Slow, yet hopefully bug-free, faceting:
var expectedCounts = new List <Dictionary <string, int?> >();
for (int i = 0; i < numDims; i++)
{
expectedCounts.Add(new Dictionary <string, int?>());
}
foreach (TestDoc doc in testDocs)
{
if (doc.content.Equals(searchToken, StringComparison.Ordinal))
{
for (int j = 0; j < numDims; j++)
{
if (doc.dims[j] != null)
{
if (!expectedCounts[j].TryGetValue(doc.dims[j], out int?v))
{
expectedCounts[j][doc.dims[j]] = 1;
}
else
{
expectedCounts[j][doc.dims[j]] = (int)v + 1;
}
}
}
}
}
List <FacetResult> expected = new List <FacetResult>();
for (int i = 0; i < numDims; i++)
{
List <LabelAndValue> labelValues = new List <LabelAndValue>();
int totCount = 0;
foreach (KeyValuePair <string, int?> ent in expectedCounts[i])
{
labelValues.Add(new LabelAndValue(ent.Key, ent.Value.Value));
totCount += ent.Value.Value;
}
SortLabelValues(labelValues);
if (totCount > 0)
{
expected.Add(new FacetResult("dim" + i, new string[0], totCount, labelValues.ToArray(), labelValues.Count));
}
}
// Sort by highest value, tie break by value:
SortFacetResults(expected);
IList <FacetResult> actual = facets.GetAllDims(10);
// Messy: fixup ties
//sortTies(actual);
CollectionAssert.AreEqual(expected, actual);
}
IOUtils.Dispose(w, searcher.IndexReader, indexDir, taxoDir);
}
public virtual void TestWrongIndexFieldName()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
// Writes facet ords to a separate directory from the
// main index:
DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
FacetsConfig config = new FacetsConfig();
config.SetIndexFieldName("a", "$facets2");
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, Similarity, TimeZone);
Document doc = new Document();
doc.Add(new FacetField("a", "foo1"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
// Uses default $facets field:
Facets facets;
if (Random().NextBoolean())
{
facets = new FastTaxonomyFacetCounts(taxoReader, config, c);
}
else
{
OrdinalsReader ordsReader = new DocValuesOrdinalsReader();
if (Random().NextBoolean())
{
ordsReader = new CachedOrdinalsReader(ordsReader);
}
facets = new TaxonomyFacetCounts(ordsReader, taxoReader, config, c);
}
// Ask for top 10 labels for any dims that have counts:
IList <FacetResult> results = facets.GetAllDims(10);
Assert.True(results.Count == 0);
try
{
facets.GetSpecificValue("a");
Fail("should have hit exc");
}
catch (System.ArgumentException)
{
// expected
}
try
{
facets.GetTopChildren(10, "a");
Fail("should have hit exc");
}
catch (System.ArgumentException)
{
// expected
}
IOUtils.Close(writer, taxoWriter, searcher.IndexReader, taxoReader, taxoDir, dir);
}
public virtual void TestRandom()
{
string[] tokens = GetRandomTokens(10);
Store.Directory indexDir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
RandomIndexWriter w = new RandomIndexWriter(Random(), indexDir);
var tw = new DirectoryTaxonomyWriter(taxoDir);
FacetsConfig config = new FacetsConfig();
int numDocs = AtLeast(1000);
int numDims = TestUtil.NextInt(Random(), 1, 7);
IList<TestDoc> testDocs = GetRandomDocs(tokens, numDocs, numDims);
foreach (TestDoc testDoc in testDocs)
{
Document doc = new Document();
doc.Add(NewStringField("content", testDoc.content, Field.Store.NO));
for (int j = 0; j < numDims; j++)
{
if (testDoc.dims[j] != null)
{
doc.Add(new FacetField("dim" + j, testDoc.dims[j]));
}
}
w.AddDocument(config.Build(tw, doc));
}
// NRT open
IndexSearcher searcher = NewSearcher(w.Reader);
// NRT open
var tr = new DirectoryTaxonomyReader(tw);
int iters = AtLeast(100);
for (int iter = 0; iter < iters; iter++)
{
string searchToken = tokens[Random().Next(tokens.Length)];
if (VERBOSE)
{
Console.WriteLine("\nTEST: iter content=" + searchToken);
}
FacetsCollector fc = new FacetsCollector();
FacetsCollector.Search(searcher, new TermQuery(new Term("content", searchToken)), 10, fc);
Facets facets = GetTaxonomyFacetCounts(tr, config, fc);
// Slow, yet hopefully bug-free, faceting:
var expectedCounts = new List<Dictionary<string, int?>>();
for (int i = 0; i < numDims; i++)
{
expectedCounts[i] = new Dictionary<string, int?>();
}
foreach (TestDoc doc in testDocs)
{
if (doc.content.Equals(searchToken))
{
for (int j = 0; j < numDims; j++)
{
if (doc.dims[j] != null)
{
int? v = expectedCounts[j][doc.dims[j]];
if (v == null)
{
expectedCounts[j][doc.dims[j]] = 1;
}
else
{
expectedCounts[j][doc.dims[j]] = (int)v + 1;
}
}
}
}
}
IList<FacetResult> expected = new List<FacetResult>();
for (int i = 0; i < numDims; i++)
{
IList<LabelAndValue> labelValues = new List<LabelAndValue>();
int totCount = 0;
foreach (KeyValuePair<string, int?> ent in expectedCounts[i])
{
labelValues.Add(new LabelAndValue(ent.Key, ent.Value.Value));
totCount += ent.Value.Value;
}
SortLabelValues(labelValues);
if (totCount > 0)
{
expected.Add(new FacetResult("dim" + i, new string[0], totCount, labelValues.ToArray(), labelValues.Count));
}
}
// Sort by highest value, tie break by value:
SortFacetResults(expected);
IList<FacetResult> actual = facets.GetAllDims(10);
// Messy: fixup ties
SortTies(actual);
Assert.AreEqual(expected, actual);
}
IOUtils.Close(w, tw, searcher.IndexReader, tr, indexDir, taxoDir);
}
public virtual void TestReallyNoNormsForDrillDown()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
iwc.SetSimilarity(new PerFieldSimilarityWrapperAnonymousInnerClassHelper(this));
TaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, iwc);
FacetsConfig config = new FacetsConfig();
Document doc = new Document();
doc.Add(NewTextField("field", "text", Field.Store.NO));
doc.Add(new FacetField("a", "path"));
writer.AddDocument(config.Build(taxoWriter, doc));
IOUtils.Close(writer, taxoWriter, dir, taxoDir);
}
public virtual void TestManyFacetsInOneDocument()
{
AssumeTrue("default Codec doesn't support huge BinaryDocValues", TestUtil.FieldSupportsHugeBinaryDocValues(FacetsConfig.DEFAULT_INDEX_FIELD_NAME));
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, iwc);
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
FacetsConfig config = new FacetsConfig();
config.SetMultiValued("dim", true);
int numLabels = TestUtil.NextInt(Random(), 40000, 100000);
Document doc = new Document();
doc.Add(NewTextField("field", "text", Field.Store.NO));
for (int i = 0; i < numLabels; i++)
{
doc.Add(new FacetField("dim", "" + i));
}
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
// Aggregate the facet counts:
FacetsCollector c = new FacetsCollector();
// MatchAllDocsQuery is for "browsing" (counts facets
// for all non-deleted docs in the index); normally
// you'd use a "normal" query, and use MultiCollector to
// wrap collecting the "normal" hits and also facets:
searcher.Search(new MatchAllDocsQuery(), c);
Facets facets = GetTaxonomyFacetCounts(taxoReader, config, c);
FacetResult result = facets.GetTopChildren(int.MaxValue, "dim");
Assert.AreEqual(numLabels, result.LabelValues.Length);
var allLabels = new HashSet<string>();
foreach (LabelAndValue labelValue in result.LabelValues)
{
allLabels.Add(labelValue.label);
Assert.AreEqual(1, (int)labelValue.value);
}
Assert.AreEqual(numLabels, allLabels.Count);
IOUtils.Close(searcher.IndexReader, taxoWriter, writer, taxoReader, dir, taxoDir);
}
public virtual void TestMultiValuedHierarchy()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
FacetsConfig config = new FacetsConfig();
config.SetHierarchical("a", true);
config.SetMultiValued("a", true);
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir);
Document doc = new Document();
doc.Add(NewTextField("field", "text", Field.Store.NO));
doc.Add(new FacetField("a", "path", "x"));
doc.Add(new FacetField("a", "path", "y"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
// Aggregate the facet counts:
FacetsCollector c = new FacetsCollector();
// MatchAllDocsQuery is for "browsing" (counts facets
// for all non-deleted docs in the index); normally
// you'd use a "normal" query, and use MultiCollector to
// wrap collecting the "normal" hits and also facets:
searcher.Search(new MatchAllDocsQuery(), c);
Facets facets = GetTaxonomyFacetCounts(taxoReader, config, c);
try
{
facets.GetSpecificValue("a");
Fail("didn't hit expected exception");
}
catch (System.ArgumentException)
{
// expected
}
FacetResult result = facets.GetTopChildren(10, "a");
Assert.AreEqual(1, result.LabelValues.Length);
Assert.AreEqual(1, (int)result.LabelValues[0].value);
IOUtils.Close(writer, taxoWriter, searcher.IndexReader, taxoReader, dir, taxoDir);
}
public virtual void TestLabelWithDelimiter()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir);
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
FacetsConfig config = new FacetsConfig();
config.SetMultiValued("dim", true);
Document doc = new Document();
doc.Add(NewTextField("field", "text", Field.Store.NO));
doc.Add(new FacetField("dim", "test\u001Fone"));
doc.Add(new FacetField("dim", "test\u001Etwo"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
Facets facets = GetTaxonomyFacetCounts(taxoReader, config, c);
Assert.AreEqual(1, facets.GetSpecificValue("dim", "test\u001Fone"));
Assert.AreEqual(1, facets.GetSpecificValue("dim", "test\u001Etwo"));
FacetResult result = facets.GetTopChildren(10, "dim");
Assert.AreEqual("dim=dim path=[] value=-1 childCount=2\n test\u001Fone (1)\n test\u001Etwo (1)\n", result.ToString());
IOUtils.Close(writer, taxoWriter, searcher.IndexReader, taxoReader, dir, taxoDir);
}
public virtual void TestGetFacetResultsTwice()
{
// LUCENE-4893: counts were multiplied as many times as getFacetResults was called.
Store.Directory indexDir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
IndexWriter iw = new IndexWriter(indexDir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())));
FacetsConfig config = new FacetsConfig();
Document doc = new Document();
doc.Add(new FacetField("a", "1"));
doc.Add(new FacetField("b", "1"));
iw.AddDocument(config.Build(taxoWriter, doc));
DirectoryReader r = DirectoryReader.Open(iw, true);
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector sfc = new FacetsCollector();
NewSearcher(r).Search(new MatchAllDocsQuery(), sfc);
Facets facets = GetTaxonomyFacetCounts(taxoReader, config, sfc);
IList<FacetResult> res1 = facets.GetAllDims(10);
IList<FacetResult> res2 = facets.GetAllDims(10);
Assert.AreEqual(res1, res2, "calling getFacetResults twice should return the .equals()=true result");
IOUtils.Close(taxoWriter, iw, taxoReader, taxoDir, r, indexDir);
}
public virtual void TestDetectMultiValuedField()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
TaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir);
FacetsConfig config = new FacetsConfig();
Document doc = new Document();
doc.Add(NewTextField("field", "text", Field.Store.NO));
doc.Add(new FacetField("a", "path"));
doc.Add(new FacetField("a", "path2"));
try
{
config.Build(taxoWriter, doc);
Fail("did not hit expected exception");
}
catch (System.ArgumentException)
{
// expected
}
IOUtils.Close(writer, taxoWriter, dir, taxoDir);
}
public virtual void TestMixedRangeAndNonRangeTaxonomy()
{
Directory d = NewDirectory();
RandomIndexWriter w = new RandomIndexWriter(Random(), d, Similarity, TimeZone);
Directory td = NewDirectory();
DirectoryTaxonomyWriter tw = new DirectoryTaxonomyWriter(td, OpenMode.CREATE);
FacetsConfig config = new FacetsConfig();
for (long l = 0; l < 100; l++)
{
Document doc = new Document();
// For computing range facet counts:
doc.Add(new NumericDocValuesField("field", l));
// For drill down by numeric range:
doc.Add(new Int64Field("field", l, Field.Store.NO));
if ((l & 3) == 0)
{
doc.Add(new FacetField("dim", "a"));
}
else
{
doc.Add(new FacetField("dim", "b"));
}
w.AddDocument(config.Build(tw, doc));
}
IndexReader r = w.Reader;
var tr = new DirectoryTaxonomyReader(tw);
IndexSearcher s = NewSearcher(r);
if (VERBOSE)
{
Console.WriteLine("TEST: searcher=" + s);
}
DrillSideways ds = new DrillSidewaysAnonymousInnerClassHelper(this, s, config, tr);
// First search, no drill downs:
DrillDownQuery ddq = new DrillDownQuery(config);
DrillSidewaysResult dsr = ds.Search(null, ddq, 10);
Assert.AreEqual(100, dsr.Hits.TotalHits);
Assert.AreEqual("dim=dim path=[] value=100 childCount=2\n b (75)\n a (25)\n", dsr.Facets.GetTopChildren(10, "dim").ToString());
Assert.AreEqual("dim=field path=[] value=21 childCount=5\n less than 10 (10)\n less than or equal to 10 (11)\n over 90 (9)\n 90 or above (10)\n over 1000 (0)\n", dsr.Facets.GetTopChildren(10, "field").ToString());
// Second search, drill down on dim=b:
ddq = new DrillDownQuery(config);
ddq.Add("dim", "b");
dsr = ds.Search(null, ddq, 10);
Assert.AreEqual(75, dsr.Hits.TotalHits);
Assert.AreEqual("dim=dim path=[] value=100 childCount=2\n b (75)\n a (25)\n", dsr.Facets.GetTopChildren(10, "dim").ToString());
Assert.AreEqual("dim=field path=[] value=16 childCount=5\n less than 10 (7)\n less than or equal to 10 (8)\n over 90 (7)\n 90 or above (8)\n over 1000 (0)\n", dsr.Facets.GetTopChildren(10, "field").ToString());
// Third search, drill down on "less than or equal to 10":
ddq = new DrillDownQuery(config);
ddq.Add("field", NumericRangeQuery.NewInt64Range("field", 0L, 10L, true, true));
dsr = ds.Search(null, ddq, 10);
Assert.AreEqual(11, dsr.Hits.TotalHits);
Assert.AreEqual("dim=dim path=[] value=11 childCount=2\n b (8)\n a (3)\n", dsr.Facets.GetTopChildren(10, "dim").ToString());
Assert.AreEqual("dim=field path=[] value=21 childCount=5\n less than 10 (10)\n less than or equal to 10 (11)\n over 90 (9)\n 90 or above (10)\n over 1000 (0)\n", dsr.Facets.GetTopChildren(10, "field").ToString());
IOUtils.Dispose(tw, tr, td, w, r, d);
}
public virtual void TestRequireDimCount()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir);
DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
FacetsConfig config = new FacetsConfig();
config.SetRequireDimCount("dim", true);
config.SetMultiValued("dim2", true);
config.SetRequireDimCount("dim2", true);
config.SetMultiValued("dim3", true);
config.SetHierarchical("dim3", true);
config.SetRequireDimCount("dim3", true);
Document doc = new Document();
doc.Add(NewTextField("field", "text", Field.Store.NO));
doc.Add(new FacetField("dim", "a"));
doc.Add(new FacetField("dim2", "a"));
doc.Add(new FacetField("dim2", "b"));
doc.Add(new FacetField("dim3", "a", "b"));
doc.Add(new FacetField("dim3", "a", "c"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
Facets facets = GetTaxonomyFacetCounts(taxoReader, config, c);
Assert.AreEqual(1, facets.GetTopChildren(10, "dim").Value);
Assert.AreEqual(1, facets.GetTopChildren(10, "dim2").Value);
Assert.AreEqual(1, facets.GetTopChildren(10, "dim3").Value);
try
{
Assert.AreEqual(1, facets.GetSpecificValue("dim"));
Fail("didn't hit expected exception");
}
catch (System.ArgumentException)
{
// expected
}
Assert.AreEqual(1, facets.GetSpecificValue("dim2"));
Assert.AreEqual(1, facets.GetSpecificValue("dim3"));
IOUtils.Close(writer, taxoWriter, searcher.IndexReader, taxoReader, dir, taxoDir);
}
public virtual void TestRandomDoubles()
{
Directory dir = NewDirectory();
RandomIndexWriter w = new RandomIndexWriter(Random(), dir, Similarity, TimeZone);
int numDocs = AtLeast(1000);
double[] values = new double[numDocs];
double minValue = double.PositiveInfinity;
double maxValue = double.NegativeInfinity;
for (int i = 0; i < numDocs; i++)
{
Document doc = new Document();
double v = Random().NextDouble();
values[i] = v;
doc.Add(new DoubleDocValuesField("field", v));
doc.Add(new DoubleField("field", v, Field.Store.NO));
w.AddDocument(doc);
minValue = Math.Min(minValue, v);
maxValue = Math.Max(maxValue, v);
}
IndexReader r = w.Reader;
IndexSearcher s = NewSearcher(r);
FacetsConfig config = new FacetsConfig();
int numIters = AtLeast(10);
for (int iter = 0; iter < numIters; iter++)
{
if (VERBOSE)
{
Console.WriteLine("TEST: iter=" + iter);
}
int numRange = TestUtil.NextInt(Random(), 1, 5);
DoubleRange[] ranges = new DoubleRange[numRange];
int[] expectedCounts = new int[numRange];
double minAcceptedValue = double.PositiveInfinity;
double maxAcceptedValue = double.NegativeInfinity;
for (int rangeID = 0; rangeID < numRange; rangeID++)
{
double min;
if (rangeID > 0 && Random().Next(10) == 7)
{
// Use an existing boundary:
DoubleRange prevRange = ranges[Random().Next(rangeID)];
if (Random().NextBoolean())
{
min = prevRange.Min;
}
else
{
min = prevRange.Max;
}
}
else
{
min = Random().NextDouble();
}
double max;
if (rangeID > 0 && Random().Next(10) == 7)
{
// Use an existing boundary:
DoubleRange prevRange = ranges[Random().Next(rangeID)];
if (Random().NextBoolean())
{
max = prevRange.Min;
}
else
{
max = prevRange.Max;
}
}
else
{
max = Random().NextDouble();
}
if (min > max)
{
double x = min;
min = max;
max = x;
}
bool minIncl;
bool maxIncl;
if (min == max)
{
minIncl = true;
maxIncl = true;
}
else
{
minIncl = Random().NextBoolean();
maxIncl = Random().NextBoolean();
}
ranges[rangeID] = new DoubleRange("r" + rangeID, min, minIncl, max, maxIncl);
// Do "slow but hopefully correct" computation of
// expected count:
for (int i = 0; i < numDocs; i++)
{
bool accept = true;
if (minIncl)
{
accept &= values[i] >= min;
}
else
{
accept &= values[i] > min;
}
if (maxIncl)
{
accept &= values[i] <= max;
}
else
{
accept &= values[i] < max;
}
if (accept)
{
expectedCounts[rangeID]++;
minAcceptedValue = Math.Min(minAcceptedValue, values[i]);
maxAcceptedValue = Math.Max(maxAcceptedValue, values[i]);
}
}
}
FacetsCollector sfc = new FacetsCollector();
s.Search(new MatchAllDocsQuery(), sfc);
Filter fastMatchFilter;
if (Random().NextBoolean())
{
if (Random().NextBoolean())
{
fastMatchFilter = NumericRangeFilter.NewDoubleRange("field", minValue, maxValue, true, true);
}
else
{
fastMatchFilter = NumericRangeFilter.NewDoubleRange("field", minAcceptedValue, maxAcceptedValue, true, true);
}
}
else
{
fastMatchFilter = null;
}
ValueSource vs = new DoubleFieldSource("field");
Facets facets = new DoubleRangeFacetCounts("field", vs, sfc, fastMatchFilter, ranges);
FacetResult result = facets.GetTopChildren(10, "field");
Assert.AreEqual(numRange, result.LabelValues.Length);
for (int rangeID = 0; rangeID < numRange; rangeID++)
{
if (VERBOSE)
{
Console.WriteLine(" range " + rangeID + " expectedCount=" + expectedCounts[rangeID]);
}
LabelAndValue subNode = result.LabelValues[rangeID];
Assert.AreEqual("r" + rangeID, subNode.Label);
Assert.AreEqual(expectedCounts[rangeID], (int)subNode.Value);
DoubleRange range = ranges[rangeID];
// Test drill-down:
DrillDownQuery ddq = new DrillDownQuery(config);
if (Random().NextBoolean())
{
if (Random().NextBoolean())
{
ddq.Add("field", NumericRangeFilter.NewDoubleRange("field", range.Min, range.Max, range.MinInclusive, range.MaxInclusive));
}
else
{
ddq.Add("field", NumericRangeQuery.NewDoubleRange("field", range.Min, range.Max, range.MinInclusive, range.MaxInclusive));
}
}
else
{
ddq.Add("field", range.GetFilter(fastMatchFilter, vs));
}
Assert.AreEqual(expectedCounts[rangeID], s.Search(ddq, 10).TotalHits);
}
}
IOUtils.Dispose(w, r, dir);
}
public virtual void TestSegmentsWithoutCategoriesOrResults()
{
// tests the accumulator when there are segments with no results
var indexDir = NewDirectory();
var taxoDir = NewDirectory();
IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
//iwc.MergePolicy = NoMergePolicy.INSTANCE; // prevent merges
IndexWriter indexWriter = new IndexWriter(indexDir, iwc);
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
FacetsConfig config = new FacetsConfig();
indexTwoDocs(taxoWriter, indexWriter, config, false); // 1st segment, no content, with categories
indexTwoDocs(taxoWriter, indexWriter, null, true); // 2nd segment, with content, no categories
indexTwoDocs(taxoWriter, indexWriter, config, true); // 3rd segment ok
indexTwoDocs(taxoWriter, indexWriter, null, false); // 4th segment, no content, or categories
indexTwoDocs(taxoWriter, indexWriter, null, true); // 5th segment, with content, no categories
indexTwoDocs(taxoWriter, indexWriter, config, true); // 6th segment, with content, with categories
indexTwoDocs(taxoWriter, indexWriter, null, true); // 7th segment, with content, no categories
IOUtils.Close(indexWriter, taxoWriter);
DirectoryReader indexReader = DirectoryReader.Open(indexDir);
var taxoReader = new DirectoryTaxonomyReader(taxoDir);
IndexSearcher indexSearcher = NewSearcher(indexReader);
// search for "f:a", only segments 1 and 3 should match results
Query q = new TermQuery(new Term("f", "a"));
FacetsCollector sfc = new FacetsCollector();
indexSearcher.Search(q, sfc);
Facets facets = GetTaxonomyFacetCounts(taxoReader, config, sfc);
FacetResult result = facets.GetTopChildren(10, "A");
Assert.AreEqual(2, result.LabelValues.Length, "wrong number of children");
foreach (LabelAndValue labelValue in result.LabelValues)
{
Assert.AreEqual(2, (int)labelValue.value, "wrong weight for child " + labelValue.label);
}
IOUtils.Close(indexReader, taxoReader, indexDir, taxoDir);
}
public virtual void TestNrt()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
IndexWriterConfig iwc = NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random()));
// Don't allow tiny maxBufferedDocs; it can make this
// test too slow:
iwc.SetMaxBufferedDocs(Math.Max(500, iwc.MaxBufferedDocs));
// MockRandom/AlcololicMergePolicy are too slow:
TieredMergePolicy tmp = new TieredMergePolicy();
tmp.FloorSegmentMB = .001;
iwc.SetMergePolicy(tmp);
IndexWriter w = new IndexWriter(dir, iwc);
var tw = new DirectoryTaxonomyWriter(taxoDir);
FacetsConfig config = new FacetsConfig();
config.SetMultiValued("field", true);
AtomicBoolean stop = new AtomicBoolean();
// How many unique facets to index before stopping:
int ordLimit = TEST_NIGHTLY ? 100000 : 6000;
var indexer = new IndexerThread(w, config, tw, null, ordLimit, stop);
var mgr = new SearcherTaxonomyManager(w, true, null, tw);
var reopener = new ThreadAnonymousInnerClassHelper(this, stop, mgr);
reopener.Name = "reopener";
reopener.Start();
indexer.Name = "indexer";
indexer.Start();
try
{
while (!stop.Get())
{
SearcherAndTaxonomy pair = mgr.Acquire();
try
{
//System.out.println("search maxOrd=" + pair.taxonomyReader.getSize());
FacetsCollector sfc = new FacetsCollector();
pair.Searcher.Search(new MatchAllDocsQuery(), sfc);
Facets facets = GetTaxonomyFacetCounts(pair.TaxonomyReader, config, sfc);
FacetResult result = facets.GetTopChildren(10, "field");
if (pair.Searcher.IndexReader.NumDocs > 0)
{
//System.out.println(pair.taxonomyReader.getSize());
Assert.True(result.ChildCount > 0);
Assert.True(result.LabelValues.Length > 0);
}
//if (VERBOSE) {
//System.out.println("TEST: facets=" + FacetTestUtils.toString(results.get(0)));
//}
}
finally
{
mgr.Release(pair);
}
}
}
finally
{
indexer.Join();
reopener.Join();
}
if (VERBOSE)
{
Console.WriteLine("TEST: now stop");
}
IOUtils.Close(mgr, tw, w, taxoDir, dir);
}
public virtual void TestSeparateIndexedFields()
{
Store.Directory indexDir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
IndexWriter iw = new IndexWriter(indexDir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())));
FacetsConfig config = new FacetsConfig();
config.SetIndexFieldName("b", "$b");
for (int i = AtLeast(30); i > 0; --i)
{
Document doc = new Document();
doc.Add(new StringField("f", "v", Field.Store.NO));
doc.Add(new FacetField("a", "1"));
doc.Add(new FacetField("b", "1"));
iw.AddDocument(config.Build(taxoWriter, doc));
}
DirectoryReader r = DirectoryReader.Open(iw, true);
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector sfc = new FacetsCollector();
NewSearcher(r).Search(new MatchAllDocsQuery(), sfc);
Facets facets1 = GetTaxonomyFacetCounts(taxoReader, config, sfc);
Facets facets2 = GetTaxonomyFacetCounts(taxoReader, config, sfc, "$b");
Assert.AreEqual(r.MaxDoc, (int)facets1.GetTopChildren(10, "a").Value);
Assert.AreEqual(r.MaxDoc, (int)facets2.GetTopChildren(10, "b").Value);
IOUtils.Close(taxoWriter, iw, taxoReader, taxoDir, r, indexDir);
}
private void indexTwoDocs(ITaxonomyWriter taxoWriter, IndexWriter indexWriter, FacetsConfig config, bool withContent)
{
for (int i = 0; i < 2; i++)
{
Document doc = new Document();
if (withContent)
{
doc.Add(new StringField("f", "a", Field.Store.NO));
}
if (config != null)
{
doc.Add(new FacetField("A", Convert.ToString(i)));
indexWriter.AddDocument(config.Build(taxoWriter, doc));
}
else
{
indexWriter.AddDocument(doc);
}
}
indexWriter.Commit();
}
public virtual void TestSparseFacets()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
// Writes facet ords to a separate directory from the
// main index:
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir);
FacetsConfig config = new FacetsConfig();
Document doc = new Document();
doc.Add(new FacetField("a", "foo1"));
writer.AddDocument(config.Build(taxoWriter, doc));
if (Random().NextBoolean())
{
writer.Commit();
}
doc = new Document();
doc.Add(new FacetField("a", "foo2"));
doc.Add(new FacetField("b", "bar1"));
writer.AddDocument(config.Build(taxoWriter, doc));
if (Random().NextBoolean())
{
writer.Commit();
}
doc = new Document();
doc.Add(new FacetField("a", "foo3"));
doc.Add(new FacetField("b", "bar2"));
doc.Add(new FacetField("c", "baz1"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
Facets facets = GetTaxonomyFacetCounts(taxoReader, new FacetsConfig(), c);
// Ask for top 10 labels for any dims that have counts:
IList<FacetResult> results = facets.GetAllDims(10);
Assert.AreEqual(3, results.Count);
Assert.AreEqual("dim=a path=[] value=3 childCount=3\n foo1 (1)\n foo2 (1)\n foo3 (1)\n", results[0].ToString());
Assert.AreEqual("dim=b path=[] value=2 childCount=2\n bar1 (1)\n bar2 (1)\n", results[1].ToString());
Assert.AreEqual("dim=c path=[] value=1 childCount=1\n baz1 (1)\n", results[2].ToString());
IOUtils.Close(writer, taxoWriter, searcher.IndexReader, taxoReader, taxoDir, dir);
}
/// <summary>
/// Create <see cref="TaxonomyFacetSumSingleAssociations"/> against
/// the default index field.
/// </summary>
public TaxonomyFacetSumSingleAssociations(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
: this(FacetsConfig.DEFAULT_INDEX_FIELD_NAME, taxoReader, config, fc)
{
}
public virtual void TestWrongIndexFieldName()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
// Writes facet ords to a separate directory from the
// main index:
DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
FacetsConfig config = new FacetsConfig();
config.SetIndexFieldName("a", "$facets2");
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir);
Document doc = new Document();
doc.Add(new FacetField("a", "foo1"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
// Uses default $facets field:
Facets facets;
if (Random().NextBoolean())
{
facets = new FastTaxonomyFacetCounts(taxoReader, config, c);
}
else
{
OrdinalsReader ordsReader = new DocValuesOrdinalsReader();
if (Random().NextBoolean())
{
ordsReader = new CachedOrdinalsReader(ordsReader);
}
facets = new TaxonomyFacetCounts(ordsReader, taxoReader, config, c);
}
// Ask for top 10 labels for any dims that have counts:
IList<FacetResult> results = facets.GetAllDims(10);
Assert.True(results.Count == 0);
try
{
facets.GetSpecificValue("a");
Fail("should have hit exc");
}
catch (System.ArgumentException)
{
// expected
}
try
{
facets.GetTopChildren(10, "a");
Fail("should have hit exc");
}
catch (System.ArgumentException)
{
// expected
}
IOUtils.Close(writer, taxoWriter, searcher.IndexReader, taxoReader, taxoDir, dir);
}
public virtual void TestCountRoot()
{
// LUCENE-4882: FacetsAccumulator threw NPE if a FacetRequest was defined on CP.EMPTY
Store.Directory indexDir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
IndexWriter iw = new IndexWriter(indexDir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())));
FacetsConfig config = new FacetsConfig();
for (int i = AtLeast(30); i > 0; --i)
{
Document doc = new Document();
doc.Add(new FacetField("a", "1"));
doc.Add(new FacetField("b", "1"));
iw.AddDocument(config.Build(taxoWriter, doc));
}
DirectoryReader r = DirectoryReader.Open(iw, true);
DirectoryTaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector sfc = new FacetsCollector();
NewSearcher(r).Search(new MatchAllDocsQuery(), sfc);
Facets facets = GetTaxonomyFacetCounts(taxoReader, config, sfc);
foreach (FacetResult result in facets.GetAllDims(10))
{
Assert.AreEqual(r.NumDocs, (int)result.Value);
}
IOUtils.Close(taxoWriter, iw, taxoReader, taxoDir, r, indexDir);
}
public virtual void TestBasic()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
// Writes facet ords to a separate directory from the
// main index:
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
FacetsConfig config = new FacetsConfig();
config.SetHierarchical("Publish Date", true);
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir);
Document doc = new Document();
doc.Add(new FacetField("Author", "Bob"));
doc.Add(new FacetField("Publish Date", "2010", "10", "15"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new FacetField("Author", "Lisa"));
doc.Add(new FacetField("Publish Date", "2010", "10", "20"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new FacetField("Author", "Lisa"));
doc.Add(new FacetField("Publish Date", "2012", "1", "1"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new FacetField("Author", "Susan"));
doc.Add(new FacetField("Publish Date", "2012", "1", "7"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new FacetField("Author", "Frank"));
doc.Add(new FacetField("Publish Date", "1999", "5", "5"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
// Aggregate the facet counts:
FacetsCollector c = new FacetsCollector();
// MatchAllDocsQuery is for "browsing" (counts facets
// for all non-deleted docs in the index); normally
// you'd use a "normal" query, and use MultiCollector to
// wrap collecting the "normal" hits and also facets:
searcher.Search(new MatchAllDocsQuery(), c);
Facets facets = new FastTaxonomyFacetCounts(taxoReader, config, c);
// Retrieve & verify results:
Assert.AreEqual("dim=Publish Date path=[] value=5 childCount=3\n 2010 (2)\n 2012 (2)\n 1999 (1)\n", facets.GetTopChildren(10, "Publish Date").ToString());
Assert.AreEqual("dim=Author path=[] value=5 childCount=4\n Lisa (2)\n Bob (1)\n Susan (1)\n Frank (1)\n", facets.GetTopChildren(10, "Author").ToString());
// Now user drills down on Publish Date/2010:
DrillDownQuery q2 = new DrillDownQuery(config);
q2.Add("Publish Date", "2010");
c = new FacetsCollector();
searcher.Search(q2, c);
facets = new FastTaxonomyFacetCounts(taxoReader, config, c);
Assert.AreEqual("dim=Author path=[] value=2 childCount=2\n Bob (1)\n Lisa (1)\n", facets.GetTopChildren(10, "Author").ToString());
Assert.AreEqual(1, facets.GetSpecificValue("Author", "Lisa"));
Assert.Null(facets.GetTopChildren(10, "Non exitent dim"));
// Smoke test PrintTaxonomyStats:
ByteArrayOutputStream bos = new ByteArrayOutputStream();
PrintTaxonomyStats.PrintStats(taxoReader, Console.Out, true);
string result = bos.ToString();
Assert.True(result.IndexOf("/Author: 4 immediate children; 5 total categories", StringComparison.Ordinal) != -1);
Assert.True(result.IndexOf("/Publish Date: 3 immediate children; 12 total categories", StringComparison.Ordinal) != -1);
// Make sure at least a few nodes of the tree came out:
Assert.True(result.IndexOf(" /1999", StringComparison.Ordinal) != -1);
Assert.True(result.IndexOf(" /2012", StringComparison.Ordinal) != -1);
Assert.True(result.IndexOf(" /20", StringComparison.Ordinal) != -1);
IOUtils.Close(writer, taxoWriter, searcher.IndexReader, taxoReader, taxoDir, dir);
}
/// <summary>
/// Create <see cref="FastTaxonomyFacetCounts"/>, which also
/// counts all facet labels.
/// </summary>
public FastTaxonomyFacetCounts(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
: this(FacetsConfig.DEFAULT_INDEX_FIELD_NAME, taxoReader, config, fc)
{
}
private void indexTwoDocs(TaxonomyWriter taxoWriter, IndexWriter indexWriter, FacetsConfig config, bool withContent)
{
for (int i = 0; i < 2; i++)
{
Document doc = new Document();
if (withContent)
{
doc.Add(new StringField("f", "a", Field.Store.NO));
}
if (config != null)
{
doc.Add(new FacetField("A", Convert.ToString(i)));
indexWriter.AddDocument(config.Build(taxoWriter, doc));
}
else
{
indexWriter.AddDocument(doc);
}
}
indexWriter.Commit();
}
/// <summary>
/// Sole constructor.
/// </summary>
protected internal TaxonomyFacets(string indexFieldName, TaxonomyReader taxoReader, FacetsConfig config)
{
this.m_indexFieldName = indexFieldName;
this.m_taxoReader = taxoReader;
this.m_config = config;
ParallelTaxonomyArrays pta = taxoReader.ParallelTaxonomyArrays;
m_children = pta.Children;
m_siblings = pta.Siblings;
}
public virtual void TestSparseFacets()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
// Writes facet ords to a separate directory from the
// main index:
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir, OpenMode.CREATE);
RandomIndexWriter writer = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
this,
#endif
Random, dir);
FacetsConfig config = new FacetsConfig();
Document doc = new Document();
doc.Add(new FacetField("a", "foo1"));
writer.AddDocument(config.Build(taxoWriter, doc));
if (Random.NextBoolean())
{
writer.Commit();
}
doc = new Document();
doc.Add(new FacetField("a", "foo2"));
doc.Add(new FacetField("b", "bar1"));
writer.AddDocument(config.Build(taxoWriter, doc));
if (Random.NextBoolean())
{
writer.Commit();
}
doc = new Document();
doc.Add(new FacetField("a", "foo3"));
doc.Add(new FacetField("b", "bar2"));
doc.Add(new FacetField("c", "baz1"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.GetReader());
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
Facets facets = GetTaxonomyFacetCounts(taxoReader, new FacetsConfig(), c);
// Ask for top 10 labels for any dims that have counts:
IList <FacetResult> results = facets.GetAllDims(10);
Assert.AreEqual(3, results.Count);
Assert.AreEqual("dim=a path=[] value=3 childCount=3\n foo1 (1)\n foo2 (1)\n foo3 (1)\n", results[0].ToString());
Assert.AreEqual("dim=b path=[] value=2 childCount=2\n bar1 (1)\n bar2 (1)\n", results[1].ToString());
Assert.AreEqual("dim=c path=[] value=1 childCount=1\n baz1 (1)\n", results[2].ToString());
IOUtils.Dispose(writer, taxoWriter, searcher.IndexReader, taxoReader, taxoDir, dir);
}
public DrillSidewaysAnonymousInnerClassHelper2(TestRangeFacetCounts outerInstance, IndexSearcher indexSearcher, FacetsConfig facetsConfig, TaxonomyReader org, ValueSource valueSource, DoubleRange[] doubleRanges, Filter filter)
: base(indexSearcher, facetsConfig, org)
{
this.outerInstance = outerInstance;
this.vs = valueSource;
this.ranges = doubleRanges;
this.fastMatchFilter = filter;
}
public virtual void TestWrongIndexFieldName()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
// Writes facet ords to a separate directory from the
// main index:
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir, OpenMode.CREATE);
FacetsConfig config = new FacetsConfig();
config.SetIndexFieldName("a", "$facets2");
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, Similarity, TimeZone);
Document doc = new Document();
doc.Add(new Int32Field("num", 10, Field.Store.NO));
doc.Add(new FacetField("a", "foo1"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
writer.Dispose();
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
taxoWriter.Dispose();
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
TaxonomyFacetSumValueSource facets = new TaxonomyFacetSumValueSource(taxoReader, config, c, new Int32FieldSource("num"));
// Ask for top 10 labels for any dims that have counts:
IList <FacetResult> results = facets.GetAllDims(10);
Assert.True(results.Count == 0);
try
{
facets.GetSpecificValue("a");
Fail("should have hit exc");
}
catch (System.ArgumentException)
{
// expected
}
try
{
facets.GetTopChildren(10, "a");
Fail("should have hit exc");
}
catch (System.ArgumentException)
{
// expected
}
IOUtils.Dispose(searcher.IndexReader, taxoReader, dir, taxoDir);
}
public DrillSidewaysAnonymousInnerClassHelper(TestRangeFacetCounts outerInstance, IndexSearcher s, FacetsConfig config, TaxonomyReader tr)
: base(s, config, tr)
{
this.outerInstance = outerInstance;
}
public virtual void TestConcurrency()
{
AtomicInt32 numDocs = new AtomicInt32(AtLeast(10000));
Directory indexDir = NewDirectory();
Directory taxoDir = NewDirectory();
ConcurrentDictionary <string, string> values = new ConcurrentDictionary <string, string>();
IndexWriter iw = new IndexWriter(indexDir, NewIndexWriterConfig(TEST_VERSION_CURRENT, null));
var tw = new DirectoryTaxonomyWriter(taxoDir, OpenMode.CREATE, NewTaxoWriterCache(numDocs.Get()));
ThreadClass[] indexThreads = new ThreadClass[AtLeast(4)];
FacetsConfig config = new FacetsConfig();
for (int i = 0; i < 10; i++)
{
config.SetHierarchical("l1." + i, true);
config.SetMultiValued("l1." + i, true);
}
for (int i = 0; i < indexThreads.Length; i++)
{
indexThreads[i] = new ThreadAnonymousInnerClassHelper(this, numDocs, values, iw, tw, config);
}
foreach (ThreadClass t in indexThreads)
{
t.Start();
}
foreach (ThreadClass t in indexThreads)
{
t.Join();
}
var tr = new DirectoryTaxonomyReader(tw);
// +1 for root category
if (values.Count + 1 != tr.Count)
{
foreach (string value in values.Keys)
{
FacetLabel label = new FacetLabel(FacetsConfig.StringToPath(value));
if (tr.GetOrdinal(label) == -1)
{
Console.WriteLine("FAIL: path=" + label + " not recognized");
}
}
Fail("mismatch number of categories");
}
int[] parents = tr.ParallelTaxonomyArrays.Parents;
foreach (string cat in values.Keys)
{
FacetLabel cp = new FacetLabel(FacetsConfig.StringToPath(cat));
Assert.True(tr.GetOrdinal(cp) > 0, "category not found " + cp);
int level = cp.Length;
int parentOrd = 0; // for root, parent is always virtual ROOT (ord=0)
FacetLabel path = null;
for (int i = 0; i < level; i++)
{
path = cp.Subpath(i + 1);
int ord = tr.GetOrdinal(path);
Assert.AreEqual(parentOrd, parents[ord], "invalid parent for cp=" + path);
parentOrd = ord; // next level should have this parent
}
}
IOUtils.Dispose(tw, iw, tr, taxoDir, indexDir);
}
public virtual void TestSparseFacets()
{
AssumeTrue("Test requires SortedSetDV support", DefaultCodecSupportsSortedSet);
Directory dir = NewDirectory();
RandomIndexWriter writer = new RandomIndexWriter(
#if FEATURE_INSTANCE_TESTDATA_INITIALIZATION
this,
#endif
Random, dir);
FacetsConfig config = new FacetsConfig();
Document doc = new Document();
doc.Add(new SortedSetDocValuesFacetField("a", "foo1"));
writer.AddDocument(config.Build(doc));
if (Random.NextBoolean())
{
writer.Commit();
}
doc = new Document();
doc.Add(new SortedSetDocValuesFacetField("a", "foo2"));
doc.Add(new SortedSetDocValuesFacetField("b", "bar1"));
writer.AddDocument(config.Build(doc));
if (Random.NextBoolean())
{
writer.Commit();
}
doc = new Document();
doc.Add(new SortedSetDocValuesFacetField("a", "foo3"));
doc.Add(new SortedSetDocValuesFacetField("b", "bar2"));
doc.Add(new SortedSetDocValuesFacetField("c", "baz1"));
writer.AddDocument(config.Build(doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.GetReader());
writer.Dispose();
// Per-top-reader state:
SortedSetDocValuesReaderState state = new DefaultSortedSetDocValuesReaderState(searcher.IndexReader);
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
SortedSetDocValuesFacetCounts facets = new SortedSetDocValuesFacetCounts(state, c);
// Ask for top 10 labels for any dims that have counts:
IList <FacetResult> results = facets.GetAllDims(10);
Assert.AreEqual(3, results.Count);
Assert.AreEqual("dim=a path=[] value=3 childCount=3\n foo1 (1)\n foo2 (1)\n foo3 (1)\n", results[0].ToString());
Assert.AreEqual("dim=b path=[] value=2 childCount=2\n bar1 (1)\n bar2 (1)\n", results[1].ToString());
Assert.AreEqual("dim=c path=[] value=1 childCount=1\n baz1 (1)\n", results[2].ToString());
searcher.IndexReader.Dispose();
dir.Dispose();
}
public ThreadAnonymousInnerClassHelper(TestConcurrentFacetedIndexing outerInstance, AtomicInt32 numDocs, ConcurrentDictionary <string, string> values, IndexWriter iw, Lucene.Net.Facet.Taxonomy.Directory.DirectoryTaxonomyWriter tw, FacetsConfig config)
{
this.outerInstance = outerInstance;
this.numDocs = numDocs;
this.values = values;
this.iw = iw;
this.tw = tw;
this.config = config;
}
public override int GetOrdinal(FacetLabel cp)
{
EnsureOpen();
if (cp.Length == 0)
{
return(ROOT_ORDINAL);
}
// First try to find the answer in the LRU cache:
lock (ordinalCache)
{
IntClass res = ordinalCache.Get(cp);
if (res != null && res.IntItem != null)
{
if ((int)res.IntItem.Value < indexReader.MaxDoc)
{
// Since the cache is shared with DTR instances allocated from
// doOpenIfChanged, we need to ensure that the ordinal is one that
// this DTR instance recognizes.
return((int)res.IntItem.Value);
}
else
{
// if we get here, it means that the category was found in the cache,
// but is not recognized by this TR instance. Therefore there's no
// need to continue search for the path on disk, because we won't find
// it there too.
return(TaxonomyReader.INVALID_ORDINAL);
}
}
}
// If we're still here, we have a cache miss. We need to fetch the
// value from disk, and then also put it in the cache:
int ret = TaxonomyReader.INVALID_ORDINAL;
DocsEnum docs = MultiFields.GetTermDocsEnum(indexReader, null, Consts.FULL, new BytesRef(FacetsConfig.PathToString(cp.Components, cp.Length)), 0);
if (docs != null && docs.NextDoc() != DocIdSetIterator.NO_MORE_DOCS)
{
ret = docs.DocID();
// we only store the fact that a category exists, not its inexistence.
// This is required because the caches are shared with new DTR instances
// that are allocated from doOpenIfChanged. Therefore, if we only store
// information about found categories, we cannot accidently tell a new
// generation of DTR that a category does not exist.
lock (ordinalCache)
{
ordinalCache.Put(cp, new IntClass {
IntItem = Convert.ToInt32(ret)
});
}
}
return(ret);
}
/// <summary>
/// Look up the given category in the cache and/or the on-disk storage,
/// returning the category's ordinal, or a negative number in case the
/// category does not yet exist in the taxonomy.
/// </summary>
protected virtual int FindCategory(FacetLabel categoryPath)
{
lock (this)
{
// If we can find the category in the cache, or we know the cache is
// complete, we can return the response directly from it
int res = cache.Get(categoryPath);
if (res >= 0 || cacheIsComplete)
{
return(res);
}
cacheMisses.IncrementAndGet();
// After a few cache misses, it makes sense to read all the categories
// from disk and into the cache. The reason not to do this on the first
// cache miss (or even when opening the writer) is that it will
// significantly slow down the case when a taxonomy is opened just to
// add one category. The idea only spending a long time on reading
// after enough time was spent on cache misses is known as an "online
// algorithm".
PerhapsFillCache();
res = cache.Get(categoryPath);
if (res >= 0 || cacheIsComplete)
{
// if after filling the cache from the info on disk, the category is in it
// or the cache is complete, return whatever cache.get returned.
return(res);
}
// if we get here, it means the category is not in the cache, and it is not
// complete, and therefore we must look for the category on disk.
// We need to get an answer from the on-disk index.
InitReaderManager();
int doc = -1;
DirectoryReader reader = readerManager.Acquire();
try
{
BytesRef catTerm = new BytesRef(FacetsConfig.PathToString(categoryPath.Components, categoryPath.Length));
TermsEnum termsEnum = null; // reuse
DocsEnum docs = null; // reuse
foreach (AtomicReaderContext ctx in reader.Leaves)
{
Terms terms = ctx.AtomicReader.GetTerms(Consts.FULL);
if (terms != null)
{
termsEnum = terms.GetIterator(termsEnum);
if (termsEnum.SeekExact(catTerm))
{
// liveDocs=null because the taxonomy has no deletes
docs = termsEnum.Docs(null, docs, 0); // freqs not required
// if the term was found, we know it has exactly one document.
doc = docs.NextDoc() + ctx.DocBase;
break;
}
}
}
}
finally
{
readerManager.Release(reader);
}
if (doc > 0)
{
AddToCache(categoryPath, doc);
}
return(doc);
}
}
public virtual void TestDirectory()
{
Store.Directory indexDir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
IndexWriter w = new IndexWriter(indexDir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())));
var tw = new DirectoryTaxonomyWriter(taxoDir);
// first empty commit
w.Commit();
tw.Commit();
var mgr = new SearcherTaxonomyManager(indexDir, taxoDir, null);
FacetsConfig config = new FacetsConfig();
config.SetMultiValued("field", true);
AtomicBoolean stop = new AtomicBoolean();
// How many unique facets to index before stopping:
int ordLimit = TEST_NIGHTLY ? 100000 : 6000;
var indexer = new IndexerThread(w, config, tw, mgr, ordLimit, stop);
indexer.Start();
try
{
while (!stop.Get())
{
SearcherAndTaxonomy pair = mgr.Acquire();
try
{
//System.out.println("search maxOrd=" + pair.taxonomyReader.getSize());
FacetsCollector sfc = new FacetsCollector();
pair.Searcher.Search(new MatchAllDocsQuery(), sfc);
Facets facets = GetTaxonomyFacetCounts(pair.TaxonomyReader, config, sfc);
FacetResult result = facets.GetTopChildren(10, "field");
if (pair.Searcher.IndexReader.NumDocs > 0)
{
//System.out.println(pair.taxonomyReader.getSize());
Assert.True(result.ChildCount > 0);
Assert.True(result.LabelValues.Length > 0);
}
//if (VERBOSE) {
//System.out.println("TEST: facets=" + FacetTestUtils.toString(results.get(0)));
//}
}
finally
{
mgr.Release(pair);
}
}
}
finally
{
indexer.Join();
}
if (VERBOSE)
{
Console.WriteLine("TEST: now stop");
}
IOUtils.Close(mgr, tw, w, taxoDir, indexDir);
}
/// <summary>
/// Create <see cref="TaxonomyFacetSumIntAssociations"/> against
/// the default index field.
/// </summary>
public TaxonomyFacetSumIntAssociations(TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
: this(FacetsConfig.DEFAULT_INDEX_FIELD_NAME, taxoReader, config, fc)
{
}
public virtual void TestBasic()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
// Writes facet ords to a separate directory from the
// main index:
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
FacetsConfig config = new FacetsConfig();
config.SetHierarchical("Publish Date", true);
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, Similarity, TimeZone);
Document doc = new Document();
doc.Add(new FacetField("Author", "Bob"));
doc.Add(new FacetField("Publish Date", "2010", "10", "15"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new FacetField("Author", "Lisa"));
doc.Add(new FacetField("Publish Date", "2010", "10", "20"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new FacetField("Author", "Lisa"));
doc.Add(new FacetField("Publish Date", "2012", "1", "1"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new FacetField("Author", "Susan"));
doc.Add(new FacetField("Publish Date", "2012", "1", "7"));
writer.AddDocument(config.Build(taxoWriter, doc));
doc = new Document();
doc.Add(new FacetField("Author", "Frank"));
doc.Add(new FacetField("Publish Date", "1999", "5", "5"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
// Aggregate the facet counts:
FacetsCollector c = new FacetsCollector();
// MatchAllDocsQuery is for "browsing" (counts facets
// for all non-deleted docs in the index); normally
// you'd use a "normal" query, and use MultiCollector to
// wrap collecting the "normal" hits and also facets:
searcher.Search(new MatchAllDocsQuery(), c);
Facets facets = new FastTaxonomyFacetCounts(taxoReader, config, c);
// Retrieve & verify results:
Assert.AreEqual("dim=Publish Date path=[] value=5 childCount=3\n 2010 (2)\n 2012 (2)\n 1999 (1)\n", facets.GetTopChildren(10, "Publish Date").ToString());
Assert.AreEqual("dim=Author path=[] value=5 childCount=4\n Lisa (2)\n Bob (1)\n Susan (1)\n Frank (1)\n", facets.GetTopChildren(10, "Author").ToString());
// Now user drills down on Publish Date/2010:
DrillDownQuery q2 = new DrillDownQuery(config);
q2.Add("Publish Date", "2010");
c = new FacetsCollector();
searcher.Search(q2, c);
facets = new FastTaxonomyFacetCounts(taxoReader, config, c);
Assert.AreEqual("dim=Author path=[] value=2 childCount=2\n Bob (1)\n Lisa (1)\n", facets.GetTopChildren(10, "Author").ToString());
Assert.AreEqual(1, facets.GetSpecificValue("Author", "Lisa"));
Assert.Null(facets.GetTopChildren(10, "Non exitent dim"));
// Smoke test PrintTaxonomyStats:
string result;
using (ByteArrayOutputStream bos = new ByteArrayOutputStream())
{
using (StreamWriter w = new StreamWriter(bos, Encoding.UTF8, 2048, true)
{
AutoFlush = true
})
{
PrintTaxonomyStats.PrintStats(taxoReader, w, true);
}
result = bos.ToString();
}
Assert.True(result.IndexOf("/Author: 4 immediate children; 5 total categories", StringComparison.Ordinal) != -1);
Assert.True(result.IndexOf("/Publish Date: 3 immediate children; 12 total categories", StringComparison.Ordinal) != -1);
// Make sure at least a few nodes of the tree came out:
Assert.True(result.IndexOf(" /1999", StringComparison.Ordinal) != -1);
Assert.True(result.IndexOf(" /2012", StringComparison.Ordinal) != -1);
Assert.True(result.IndexOf(" /20", StringComparison.Ordinal) != -1);
IOUtils.Close(writer, taxoWriter, searcher.IndexReader, taxoReader, taxoDir, dir);
}
public virtual void TestRandomLongs()
{
Directory dir = NewDirectory();
var w = new RandomIndexWriter(Random(), dir);
int numDocs = AtLeast(1000);
if (VERBOSE)
{
Console.WriteLine("TEST: numDocs=" + numDocs);
}
long[] values = new long[numDocs];
long minValue = long.MaxValue;
long maxValue = long.MinValue;
for (int i = 0; i < numDocs; i++)
{
Document doc = new Document();
long v = Random().NextLong();
values[i] = v;
doc.Add(new NumericDocValuesField("field", v));
doc.Add(new LongField("field", v, Field.Store.NO));
w.AddDocument(doc);
minValue = Math.Min(minValue, v);
maxValue = Math.Max(maxValue, v);
}
IndexReader r = w.Reader;
IndexSearcher s = NewSearcher(r);
FacetsConfig config = new FacetsConfig();
int numIters = AtLeast(10);
for (int iter = 0; iter < numIters; iter++)
{
if (VERBOSE)
{
Console.WriteLine("TEST: iter=" + iter);
}
int numRange = TestUtil.NextInt(Random(), 1, 100);
LongRange[] ranges = new LongRange[numRange];
int[] expectedCounts = new int[numRange];
long minAcceptedValue = long.MaxValue;
long maxAcceptedValue = long.MinValue;
for (int rangeID = 0; rangeID < numRange; rangeID++)
{
long min;
if (rangeID > 0 && Random().Next(10) == 7)
{
// Use an existing boundary:
LongRange prevRange = ranges[Random().Next(rangeID)];
if (Random().NextBoolean())
{
min = prevRange.min;
}
else
{
min = prevRange.max;
}
}
else
{
min = Random().NextLong();
}
long max;
if (rangeID > 0 && Random().Next(10) == 7)
{
// Use an existing boundary:
LongRange prevRange = ranges[Random().Next(rangeID)];
if (Random().NextBoolean())
{
max = prevRange.min;
}
else
{
max = prevRange.max;
}
}
else
{
max = Random().NextLong();
}
if (min > max)
{
long x = min;
min = max;
max = x;
}
bool minIncl;
bool maxIncl;
if (min == max)
{
minIncl = true;
maxIncl = true;
}
else
{
minIncl = Random().NextBoolean();
maxIncl = Random().NextBoolean();
}
ranges[rangeID] = new LongRange("r" + rangeID, min, minIncl, max, maxIncl);
if (VERBOSE)
{
Console.WriteLine(" range " + rangeID + ": " + ranges[rangeID]);
}
// Do "slow but hopefully correct" computation of
// expected count:
for (int i = 0; i < numDocs; i++)
{
bool accept = true;
if (minIncl)
{
accept &= values[i] >= min;
}
else
{
accept &= values[i] > min;
}
if (maxIncl)
{
accept &= values[i] <= max;
}
else
{
accept &= values[i] < max;
}
if (accept)
{
expectedCounts[rangeID]++;
minAcceptedValue = Math.Min(minAcceptedValue, values[i]);
maxAcceptedValue = Math.Max(maxAcceptedValue, values[i]);
}
}
}
FacetsCollector sfc = new FacetsCollector();
s.Search(new MatchAllDocsQuery(), sfc);
Filter fastMatchFilter;
if (Random().NextBoolean())
{
if (Random().NextBoolean())
{
fastMatchFilter = NumericRangeFilter.NewLongRange("field", minValue, maxValue, true, true);
}
else
{
fastMatchFilter = NumericRangeFilter.NewLongRange("field", minAcceptedValue, maxAcceptedValue, true, true);
}
}
else
{
fastMatchFilter = null;
}
ValueSource vs = new LongFieldSource("field");
Facets facets = new LongRangeFacetCounts("field", vs, sfc, fastMatchFilter, ranges);
FacetResult result = facets.GetTopChildren(10, "field");
Assert.AreEqual(numRange, result.LabelValues.Length);
for (int rangeID = 0; rangeID < numRange; rangeID++)
{
if (VERBOSE)
{
Console.WriteLine(" range " + rangeID + " expectedCount=" + expectedCounts[rangeID]);
}
LabelAndValue subNode = result.LabelValues[rangeID];
Assert.AreEqual("r" + rangeID, subNode.label);
Assert.AreEqual(expectedCounts[rangeID], (int)subNode.value);
LongRange range = ranges[rangeID];
// Test drill-down:
DrillDownQuery ddq = new DrillDownQuery(config);
if (Random().NextBoolean())
{
if (Random().NextBoolean())
{
ddq.Add("field", NumericRangeFilter.NewLongRange("field", range.min, range.max, range.minInclusive, range.maxInclusive));
}
else
{
ddq.Add("field", NumericRangeQuery.NewLongRange("field", range.min, range.max, range.minInclusive, range.maxInclusive));
}
}
else
{
ddq.Add("field", range.GetFilter(fastMatchFilter, vs));
}
Assert.AreEqual(expectedCounts[rangeID], s.Search(ddq, 10).TotalHits);
}
}
IOUtils.Close(w, r, dir);
}
public virtual void TestRandom()
{
string[] tokens = GetRandomTokens(10);
Store.Directory indexDir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
RandomIndexWriter w = new RandomIndexWriter(Random(), indexDir, Similarity, TimeZone);
var tw = new DirectoryTaxonomyWriter(taxoDir);
FacetsConfig config = new FacetsConfig();
int numDocs = AtLeast(1000);
int numDims = TestUtil.NextInt(Random(), 1, 7);
IList <TestDoc> testDocs = GetRandomDocs(tokens, numDocs, numDims);
foreach (TestDoc testDoc in testDocs)
{
Document doc = new Document();
doc.Add(NewStringField("content", testDoc.content, Field.Store.NO));
for (int j = 0; j < numDims; j++)
{
if (testDoc.dims[j] != null)
{
doc.Add(new FacetField("dim" + j, testDoc.dims[j]));
}
}
w.AddDocument(config.Build(tw, doc));
}
// NRT open
IndexSearcher searcher = NewSearcher(w.Reader);
// NRT open
var tr = new DirectoryTaxonomyReader(tw);
int iters = AtLeast(100);
for (int iter = 0; iter < iters; iter++)
{
string searchToken = tokens[Random().Next(tokens.Length)];
if (VERBOSE)
{
Console.WriteLine("\nTEST: iter content=" + searchToken);
}
FacetsCollector fc = new FacetsCollector();
FacetsCollector.Search(searcher, new TermQuery(new Term("content", searchToken)), 10, fc);
Facets facets = GetTaxonomyFacetCounts(tr, config, fc);
// Slow, yet hopefully bug-free, faceting:
var expectedCounts = new List <Dictionary <string, int?> >();
for (int i = 0; i < numDims; i++)
{
expectedCounts.Add(new Dictionary <string, int?>());
}
foreach (TestDoc doc in testDocs)
{
if (doc.content.Equals(searchToken))
{
for (int j = 0; j < numDims; j++)
{
if (doc.dims[j] != null)
{
int?v = expectedCounts[j].ContainsKey(doc.dims[j]) ? expectedCounts[j][doc.dims[j]] : null;
if (v == null)
{
expectedCounts[j][doc.dims[j]] = 1;
}
else
{
expectedCounts[j][doc.dims[j]] = (int)v + 1;
}
}
}
}
}
List <FacetResult> expected = new List <FacetResult>();
for (int i = 0; i < numDims; i++)
{
List <LabelAndValue> labelValues = new List <LabelAndValue>();
int totCount = 0;
foreach (KeyValuePair <string, int?> ent in expectedCounts[i])
{
labelValues.Add(new LabelAndValue(ent.Key, ent.Value.Value));
totCount += ent.Value.Value;
}
SortLabelValues(labelValues);
if (totCount > 0)
{
expected.Add(new FacetResult("dim" + i, new string[0], totCount, labelValues.ToArray(), labelValues.Count));
}
}
// Sort by highest value, tie break by value:
SortFacetResults(expected);
IList <FacetResult> actual = facets.GetAllDims(10);
// Messy: fixup ties
SortTies(actual);
Assert.AreEqual(expected, actual);
}
IOUtils.Close(w, tw, searcher.IndexReader, tr, indexDir, taxoDir);
}
public override int GetOrdinal(FacetLabel cp)
{
EnsureOpen();
if (cp.Length == 0)
{
return(ROOT_ORDINAL);
}
// First try to find the answer in the LRU cache:
// LUCENENET: Despite LRUHashMap being thread-safe, we get much better performance
// if reads are separated from writes.
ordinalCacheLock.EnterReadLock();
try
{
if (ordinalCache.TryGetValue(cp, out Int32Class res))
{
if (res < indexReader.MaxDoc)
{
// Since the cache is shared with DTR instances allocated from
// doOpenIfChanged, we need to ensure that the ordinal is one that
// this DTR instance recognizes.
return(res);
}
else
{
// if we get here, it means that the category was found in the cache,
// but is not recognized by this TR instance. Therefore there's no
// need to continue search for the path on disk, because we won't find
// it there too.
return(TaxonomyReader.INVALID_ORDINAL);
}
}
}
finally
{
ordinalCacheLock.ExitReadLock();
}
// If we're still here, we have a cache miss. We need to fetch the
// value from disk, and then also put it in the cache:
int ret = TaxonomyReader.INVALID_ORDINAL;
DocsEnum docs = MultiFields.GetTermDocsEnum(indexReader, null, Consts.FULL, new BytesRef(FacetsConfig.PathToString(cp.Components, cp.Length)), 0);
if (docs != null && docs.NextDoc() != DocIdSetIterator.NO_MORE_DOCS)
{
ret = docs.DocID;
// we only store the fact that a category exists, not its inexistence.
// This is required because the caches are shared with new DTR instances
// that are allocated from doOpenIfChanged. Therefore, if we only store
// information about found categories, we cannot accidently tell a new
// generation of DTR that a category does not exist.
ordinalCacheLock.EnterWriteLock();
try
{
ordinalCache[cp] = ret;
}
finally
{
ordinalCacheLock.ExitWriteLock();
}
}
return(ret);
}
/// <summary>
/// Aggreggates float facet values from the provided
/// <see cref="ValueSource"/>, pulling ordinals using <see cref="DocValuesOrdinalsReader"/>
/// against the default indexed
/// facet field <see cref="FacetsConfig.DEFAULT_INDEX_FIELD_NAME"/>.
/// </summary>
public TaxonomyFacetSumValueSource(TaxonomyReader taxoReader, FacetsConfig config,
FacetsCollector fc, ValueSource valueSource)
: this(new DocValuesOrdinalsReader(FacetsConfig.DEFAULT_INDEX_FIELD_NAME),
taxoReader, config, fc, valueSource)
{
}
private static void AddFacets(Document doc, FacetsConfig config, bool updateTermExpectedCounts)
{
IList<FacetField> docCategories = RandomCategories(Random());
foreach (FacetField ff in docCategories)
{
doc.Add(ff);
string cp = ff.dim + "/" + ff.path[0];
allExpectedCounts[cp] = allExpectedCounts[cp] + 1;
if (updateTermExpectedCounts)
{
termExpectedCounts[cp] = termExpectedCounts[cp] + 1;
}
}
// add 1 to each NO_PARENTS dimension
allExpectedCounts[CP_B] = allExpectedCounts[CP_B] + 1;
allExpectedCounts[CP_C] = allExpectedCounts[CP_C] + 1;
allExpectedCounts[CP_D] = allExpectedCounts[CP_D] + 1;
if (updateTermExpectedCounts)
{
termExpectedCounts[CP_B] = termExpectedCounts[CP_B] + 1;
termExpectedCounts[CP_C] = termExpectedCounts[CP_C] + 1;
termExpectedCounts[CP_D] = termExpectedCounts[CP_D] + 1;
}
}
public virtual void TestHugeLabel()
{
Directory indexDir = NewDirectory(), taxoDir = NewDirectory();
IndexWriter indexWriter = new IndexWriter(indexDir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())));
DirectoryTaxonomyWriter taxoWriter = new DirectoryTaxonomyWriter(taxoDir, OpenMode.CREATE, new Cl2oTaxonomyWriterCache(2, 1f, 1));
FacetsConfig config = new FacetsConfig();
// Add one huge label:
string bigs = null;
int ordinal = -1;
int len = FacetLabel.MAX_CATEGORY_PATH_LENGTH - 4; // for the dimension and separator
bigs = TestUtil.RandomSimpleString(Random(), len, len);
FacetField ff = new FacetField("dim", bigs);
FacetLabel cp = new FacetLabel("dim", bigs);
ordinal = taxoWriter.AddCategory(cp);
Document doc = new Document();
doc.Add(ff);
indexWriter.AddDocument(config.Build(taxoWriter, doc));
// Add tiny ones to cause a re-hash
for (int i = 0; i < 3; i++)
{
string s = TestUtil.RandomSimpleString(Random(), 1, 10);
taxoWriter.AddCategory(new FacetLabel("dim", s));
doc = new Document();
doc.Add(new FacetField("dim", s));
indexWriter.AddDocument(config.Build(taxoWriter, doc));
}
// when too large components were allowed to be added, this resulted in a new added category
Assert.AreEqual(ordinal, taxoWriter.AddCategory(cp));
IOUtils.Close(indexWriter, taxoWriter);
DirectoryReader indexReader = DirectoryReader.Open(indexDir);
var taxoReader = new DirectoryTaxonomyReader(taxoDir);
IndexSearcher searcher = new IndexSearcher(indexReader);
DrillDownQuery ddq = new DrillDownQuery(new FacetsConfig());
ddq.Add("dim", bigs);
Assert.AreEqual(1, searcher.Search(ddq, 10).TotalHits);
IOUtils.Close(indexReader, taxoReader, indexDir, taxoDir);
}
public virtual void TestSparseFacets()
{
Store.Directory dir = NewDirectory();
Store.Directory taxoDir = NewDirectory();
// Writes facet ords to a separate directory from the
// main index:
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir, IndexWriterConfig.OpenMode_e.CREATE);
RandomIndexWriter writer = new RandomIndexWriter(Random(), dir, Similarity, TimeZone);
FacetsConfig config = new FacetsConfig();
Document doc = new Document();
doc.Add(new IntField("num", 10, Field.Store.NO));
doc.Add(new FacetField("a", "foo1"));
writer.AddDocument(config.Build(taxoWriter, doc));
if (Random().NextBoolean())
{
writer.Commit();
}
doc = new Document();
doc.Add(new IntField("num", 20, Field.Store.NO));
doc.Add(new FacetField("a", "foo2"));
doc.Add(new FacetField("b", "bar1"));
writer.AddDocument(config.Build(taxoWriter, doc));
if (Random().NextBoolean())
{
writer.Commit();
}
doc = new Document();
doc.Add(new IntField("num", 30, Field.Store.NO));
doc.Add(new FacetField("a", "foo3"));
doc.Add(new FacetField("b", "bar2"));
doc.Add(new FacetField("c", "baz1"));
writer.AddDocument(config.Build(taxoWriter, doc));
// NRT open
IndexSearcher searcher = NewSearcher(writer.Reader);
writer.Dispose();
// NRT open
var taxoReader = new DirectoryTaxonomyReader(taxoWriter);
taxoWriter.Dispose();
FacetsCollector c = new FacetsCollector();
searcher.Search(new MatchAllDocsQuery(), c);
TaxonomyFacetSumValueSource facets = new TaxonomyFacetSumValueSource(taxoReader, new FacetsConfig(), c, new IntFieldSource("num"));
// Ask for top 10 labels for any dims that have counts:
IList <FacetResult> results = facets.GetAllDims(10);
Assert.AreEqual(3, results.Count);
Assert.AreEqual("dim=a path=[] value=60.0 childCount=3\n foo3 (30.0)\n foo2 (20.0)\n foo1 (10.0)\n", results[0].ToString());
Assert.AreEqual("dim=b path=[] value=50.0 childCount=2\n bar2 (30.0)\n bar1 (20.0)\n", results[1].ToString());
Assert.AreEqual("dim=c path=[] value=30.0 childCount=1\n baz1 (30.0)\n", results[2].ToString());
IOUtils.Close(searcher.IndexReader, taxoReader, dir, taxoDir);
}
// we need to guarantee that if several threads call this concurrently, only
// one executes it, and after it returns, the cache is updated and is either
// complete or not.
private void PerhapsFillCache()
{
lock (this)
{
if (cacheMisses < cacheMissesUntilFill)
{
return;
}
if (!shouldFillCache)
{
// we already filled the cache once, there's no need to re-fill it
return;
}
shouldFillCache = false;
InitReaderManager();
bool aborted = false;
DirectoryReader reader = readerManager.Acquire();
try
{
TermsEnum termsEnum = null;
DocsEnum docsEnum = null;
foreach (AtomicReaderContext ctx in reader.Leaves)
{
Terms terms = ctx.AtomicReader.GetTerms(Consts.FULL);
if (terms != null) // cannot really happen, but be on the safe side
{
termsEnum = terms.GetIterator(termsEnum);
while (termsEnum.Next() != null)
{
if (!cache.IsFull)
{
BytesRef t = termsEnum.Term;
// Since we guarantee uniqueness of categories, each term has exactly
// one document. Also, since we do not allow removing categories (and
// hence documents), there are no deletions in the index. Therefore, it
// is sufficient to call next(), and then doc(), exactly once with no
// 'validation' checks.
FacetLabel cp = new FacetLabel(FacetsConfig.StringToPath(t.Utf8ToString()));
docsEnum = termsEnum.Docs(null, docsEnum, DocsFlags.NONE);
bool res = cache.Put(cp, docsEnum.NextDoc() + ctx.DocBase);
Debug.Assert(!res, "entries should not have been evicted from the cache");
}
else
{
// the cache is full and the next put() will evict entries from it, therefore abort the iteration.
aborted = true;
break;
}
}
}
if (aborted)
{
break;
}
}
}
finally
{
readerManager.Release(reader);
}
cacheIsComplete = !aborted;
if (cacheIsComplete)
{
lock (this)
{
// everything is in the cache, so no need to keep readerManager open.
// this block is executed in a sync block so that it works well with
// initReaderManager called in parallel.
readerManager.Dispose();
readerManager = null;
initializedReaderManager = false;
}
}
}
}
public virtual void TestChildCount()
{
// LUCENE-4885: FacetResult.numValidDescendants was not set properly by FacetsAccumulator
var indexDir = NewDirectory();
var taxoDir = NewDirectory();
var taxoWriter = new DirectoryTaxonomyWriter(taxoDir);
IndexWriter iw = new IndexWriter(indexDir, NewIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(Random())));
FacetsConfig config = new FacetsConfig();
for (int i = 0; i < 10; i++)
{
Document doc = new Document();
doc.Add(new FacetField("a", Convert.ToString(i)));
iw.AddDocument(config.Build(taxoWriter, doc));
}
DirectoryReader r = DirectoryReader.Open(iw, true);
DirectoryTaxonomyReader taxoReader = new DirectoryTaxonomyReader(taxoWriter);
FacetsCollector sfc = new FacetsCollector();
NewSearcher(r).Search(new MatchAllDocsQuery(), sfc);
Facets facets = GetTaxonomyFacetCounts(taxoReader, config, sfc);
Assert.AreEqual(10, facets.GetTopChildren(2, "a").ChildCount);
IOUtils.Close(taxoWriter, iw, taxoReader, taxoDir, r, indexDir);
}
/// <summary>
/// Create <see cref="TaxonomyFacetSumIntAssociations"/> against
/// the specified index field.
/// </summary>
public TaxonomyFacetSumIntAssociations(string indexFieldName, TaxonomyReader taxoReader, FacetsConfig config, FacetsCollector fc)
: base(indexFieldName, taxoReader, config)
{
SumValues(fc.GetMatchingDocs());
}
public virtual void TestConcurrency()
{
int ncats = AtLeast(100000); // add many categories
int range = ncats * 3; // affects the categories selection
AtomicInteger numCats = new AtomicInteger(ncats);
Directory dir = NewDirectory();
var values = new ConcurrentDictionary <string, string>();
double d = Random().NextDouble();
TaxonomyWriterCache cache;
if (d < 0.7)
{
// this is the fastest, yet most memory consuming
cache = new Cl2oTaxonomyWriterCache(1024, 0.15f, 3);
}
else if (TEST_NIGHTLY && d > 0.98)
{
// this is the slowest, but tests the writer concurrency when no caching is done.
// only pick it during NIGHTLY tests, and even then, with very low chances.
cache = NO_OP_CACHE;
}
else
{
// this is slower than CL2O, but less memory consuming, and exercises finding categories on disk too.
cache = new LruTaxonomyWriterCache(ncats / 10);
}
if (VERBOSE)
{
Console.WriteLine("TEST: use cache=" + cache);
}
var tw = new DirectoryTaxonomyWriter(dir, OpenMode.CREATE, cache);
ThreadClass[] addThreads = new ThreadClass[AtLeast(4)];
for (int z = 0; z < addThreads.Length; z++)
{
addThreads[z] = new ThreadAnonymousInnerClassHelper(this, range, numCats, values, tw);
}
foreach (var t in addThreads)
{
t.Start();
}
foreach (var t in addThreads)
{
t.Join();
}
tw.Dispose();
DirectoryTaxonomyReader dtr = new DirectoryTaxonomyReader(dir);
// +1 for root category
if (values.Count + 1 != dtr.Size)
{
foreach (string value in values.Keys)
{
FacetLabel label = new FacetLabel(FacetsConfig.StringToPath(value));
if (dtr.GetOrdinal(label) == -1)
{
Console.WriteLine("FAIL: path=" + label + " not recognized");
}
}
Fail("mismatch number of categories");
}
int[] parents = dtr.ParallelTaxonomyArrays.Parents();
foreach (string cat in values.Keys)
{
FacetLabel cp = new FacetLabel(FacetsConfig.StringToPath(cat));
Assert.True(dtr.GetOrdinal(cp) > 0, "category not found " + cp);
int level = cp.Length;
int parentOrd = 0; // for root, parent is always virtual ROOT (ord=0)
FacetLabel path = new FacetLabel();
for (int i = 0; i < level; i++)
{
path = cp.Subpath(i + 1);
int ord = dtr.GetOrdinal(path);
Assert.AreEqual(parentOrd, parents[ord], "invalid parent for cp=" + path);
parentOrd = ord; // next level should have this parent
}
}
IOUtils.Close(dtr, dir);
}