public FacetTermQuery(BrowseSelection sel, IDictionary <string, float> boostMap, IFacetTermScoringFunctionFactory scoringFactory)
{
m_name = sel.FieldName;
m_sel = sel;
m_scoringFactory = scoringFactory;
m_boostMap = boostMap;
}
public override FacetCountCollectorSource GetFacetCountCollectorSource(BrowseSelection sel, FacetSpec fspec)
{
IEnumerable <string> list = BuildAllRangeStrings(sel.Values);
// every string in the above list is of the form <latitude, longitude, radius>, which can be interpreted by GeoSimpleFacetCountCollector
return(new GeoSimpleFacetHandlerFacetCountCollectorSource(_latFacetHandler, _longFacetHandler, _name, fspec, list));
}
public FacetTermQuery(BrowseSelection sel, IDictionary<string, float> boostMap, IFacetTermScoringFunctionFactory scoringFactory)
{
_name = sel.FieldName;
_sel = sel;
_scoringFactory = scoringFactory;
_boostMap = boostMap;
}
internal PathFacetCountCollector(string name, string sep, BrowseSelection sel, FacetSpec ospec, FacetDataCache dataCache)
{
_sel = sel;
_ospec = ospec;
_name = name;
_dataCache = dataCache;
_sep = sep;
_sepArray = sep.ToCharArray();
_count = new LazyBigIntArray(_dataCache.Freqs.Length);
log.Info(name + ": " + _count.Size());
_orderArray = _dataCache.OrderArray;
_minHitCount = ospec.MinHitCount;
_maxCount = ospec.MaxCount;
if (_maxCount < 1)
{
_maxCount = _count.Size();
}
FacetSpec.FacetSortSpec sortOption = ospec.OrderBy;
switch (sortOption)
{
case FacetSpec.FacetSortSpec.OrderHitsDesc: _comparatorFactory = new FacetHitcountComparatorFactory(); break;
case FacetSpec.FacetSortSpec.OrderValueAsc: _comparatorFactory = null; break;
case FacetSpec.FacetSortSpec.OrderByCustom: _comparatorFactory = ospec.CustomComparatorFactory; break;
default: throw new ArgumentOutOfRangeException("invalid sort option: " + sortOption);
}
_splitPat = new Regex(_sep, RegexOptions.Compiled);
_stringData = new string[10];
_patStart = 0;
_patEnd = 0;
}
public SimpleFacetHandlerFacetCountCollectorSource(Func <BoboIndexReader, FacetDataCache> getFacetData, string name, BrowseSelection sel, FacetSpec ospec)
{
this.getFacetData = getFacetData;
_name = name;
_sel = sel;
_ospec = ospec;
}
public SimpleGroupByFacetHandlerFacetCountCollectorSource(Func <BoboSegmentReader, FacetDataCache> getFacetData, string name, BrowseSelection sel, FacetSpec ospec)
{
this.getFacetData = getFacetData;
m_name = name;
m_sel = sel;
m_ospec = ospec;
}
public MultiValueFacetCountCollectorSource(MultiValueFacetHandler parent, string name, BrowseSelection sel, FacetSpec ospec)
{
this._parent = parent;
this._name = name;
this._sel = sel;
this._ospec = ospec;
}
public FacetTermQuery(BrowseSelection sel, Dictionary<string, float> boostMap, IFacetTermScoringFunctionFactory scoringFactory)
{
name = sel.FieldName;
this.sel = sel;
this.scoringFactory = scoringFactory;
this.boostMap = boostMap;
}
public CompactMultiValueFacetCountCollectorSource(Func <BoboIndexReader, FacetDataCache> getFacetData, string name, BrowseSelection sel, FacetSpec ospec)
{
this.getFacetData = getFacetData;
_name = name;
_ospec = ospec;
_sel = sel;
}
public GroupbyFacetCountCollectorSource(IEnumerable <SimpleFacetHandler> facetHandlers, string name, string sep, BrowseSelection sel, FacetSpec fspec)
{
_facetHandlers = facetHandlers;
_name = name;
_sep = sep;
_sel = sel;
_fspec = fspec;
}
public virtual char GetSeparator(BrowseSelection browseSelection)
{
if (browseSelection == null || !browseSelection.SelectionProperties.ContainsKey(SEPARATOR_PROP_NAME))
{
return separator;
}
return browseSelection.SelectionProperties.Get(SEPARATOR_PROP_NAME)[0];
}
public virtual char GetSeparator(BrowseSelection browseSelection)
{
if (browseSelection == null || !browseSelection.SelectionProperties.ContainsKey(SEPARATOR_PROP_NAME))
{
return(separator);
}
return(browseSelection.SelectionProperties.Get(SEPARATOR_PROP_NAME)[0]);
}
public virtual int GetFacetsPerKey(BrowseSelection browseSelection)
{
if (browseSelection == null || !browseSelection.SelectionProperties.ContainsKey(MAX_FACETS_PER_KEY_PROP_NAME))
{
return numFacetsPerKey;
}
return int.Parse(browseSelection.SelectionProperties.Get(MAX_FACETS_PER_KEY_PROP_NAME));
}
public virtual int GetFacetsPerKey(BrowseSelection browseSelection)
{
if (browseSelection == null || !browseSelection.SelectionProperties.ContainsKey(MAX_FACETS_PER_KEY_PROP_NAME))
{
return(numFacetsPerKey);
}
return(int.Parse(browseSelection.SelectionProperties.Get(MAX_FACETS_PER_KEY_PROP_NAME)));
}
//private int _totalGroups; // NOT USED
public GroupByFacetCountCollector(string name,
FacetDataCache dataCache,
int docBase,
BrowseSelection sel,
FacetSpec ospec)
: base(name, dataCache, docBase, sel, ospec)
{
}
public GroupbyFacetCountCollectorSource(IList <SimpleFacetHandler> facetHandlers, string name, string sep, BrowseSelection sel, FacetSpec fspec)
{
m_facetHandlers = facetHandlers;
m_name = name;
m_sep = sep;
m_sel = sel;
m_fspec = fspec;
}
public BucketFacetCountCollectorSource(string name, BrowseSelection sel, FacetSpec ospec, IDictionary <string, string[]> predefinedBuckets, IFacetHandler dependOnFacetHandler)
{
m_name = name;
m_sel = sel;
m_ospec = ospec;
m_predefinedBuckets = predefinedBuckets;
m_dependOnFacetHandler = dependOnFacetHandler;
}
//private int _totalGroups; // NOT USED
public GroupByFacetCountCollector(string name,
FacetDataCache dataCache,
int docBase,
BrowseSelection sel,
FacetSpec ospec)
: base(name, dataCache, docBase, sel, ospec)
{
}
public DefaultFacetCountCollector(BrowseSelection sel, FacetDataCache dataCache, string name, FacetSpec ospec)
{
_sel = sel;
_ospec = ospec;
_name = name;
_dataCache = dataCache;
_count = new int[_dataCache.freqs.Length];
_array = _dataCache.orderArray;
}
public MultiValueFacetCountCollector(string name,
MultiValueFacetDataCache dataCache,
int docBase,
BrowseSelection sel,
FacetSpec ospec)
: base(name, dataCache, docBase, sel, ospec)
{
_array = dataCache.NestedArray;
}
public PathFacetHandlerFacetCountCollectorSource(PathFacetHandler parent, string name, string separator, BrowseSelection sel, FacetSpec ospec, bool multiValue)
{
_parent = parent;
_name = name;
_separator = separator;
_sel = sel;
_ospec = ospec;
_multiValue = multiValue;
}
/// <summary>
/// Creates a browser request from the passed in key value pair query string
/// </summary>
/// <param name="querystring"></param>
/// <param name="page"></param>
/// <param name="useOffset"></param>
/// <param name="itemsPerPage"></param>
/// <returns></returns>
public virtual BrowseRequest CreateBrowseRequest(List <KeyValuePair <string, string> > querystring, int?page = null, bool useOffset = false, int itemsPerPage = 10)
{
Query query = null;
var compiledQuery = BuildBaseQuery(querystring);
if (compiledQuery != null)
{
var luceneParams = compiledQuery as LuceneSearchCriteria;
query = luceneParams?.Query ?? throw new ArgumentException("Provided ISearchCriteria dos not match the allowed ISearchCriteria. Ensure you only use an ISearchCriteria created from the current SearcherProvider");
}
var offset = 0;
if (!page.HasValue)
{
page = 1;
}
var count = page.Value * itemsPerPage;
if (useOffset)
{
offset = (page.Value - 1) * itemsPerPage;
count = itemsPerPage;
}
var browseRequest = new BrowseRequest
{
Offset = offset,
Count = count,
Query = query,
FetchStoredFields = true,
Sort = DetermineSort(querystring)
};
var facetSelection = QueryStringParser.ParseQueryString(querystring, FacetFields);
foreach (var facetField in facetSelection)
{
if (facetField.Value.Any())
{
var sel = new BrowseSelection(facetField.Key.Alias.FacetFieldAlias());
foreach (var selection in facetField.Value)
{
if (!string.IsNullOrEmpty(selection))
{
sel.AddValue(selection);
}
}
sel.SelectionOperation = facetField.Key.SelectionOperation;
browseRequest.AddSelection(sel);
}
}
return(browseRequest);
}
public void TestLogging()
{
// Set up a simple Log4Net configuration that logs in memory.
var memAppend = new log4net.Appender.MemoryAppender();
#if NETCOREAPP1_0
var repository = LogManager.GetRepository(Assembly.GetEntryAssembly());
BasicConfigurator.Configure(repository, memAppend);
#else
BasicConfigurator.Configure(memAppend);
#endif
BrowseRequest br = new BrowseRequest();
br.Count = 20;
br.Offset = 0;
BrowseSelection colorSel = new BrowseSelection("mycolor");
colorSel.AddValue("yellow");
br.AddSelection(colorSel);
BrowseSelection makeSel = new BrowseSelection("make");
makeSel.AddValue("rav4");
br.AddSelection(makeSel);
FacetSpec spec = new FacetSpec();
spec.ExpandSelection = true;
spec.OrderBy = FacetSpec.FacetSortSpec.OrderHitsDesc;
spec.MaxCount = 15;
br.SetFacetSpec("mycolor", spec);
br.SetFacetSpec("id", spec);
br.SetFacetSpec("make", spec);
Directory ramIndexDir = CreateIndex();
using (DirectoryReader srcReader = DirectoryReader.Open(ramIndexDir))
{
using (BoboMultiReader boboReader = BoboMultiReader.GetInstance(srcReader, _facetHandlers))
{
using (BoboBrowser boboBrowser = new BoboBrowser(boboReader))
{
using (BrowseResult result = boboBrowser.Browse(br))
{
}
}
}
}
var events = memAppend.GetEvents();
Assert.AreEqual(3, events.Length);
StringAssert.StartsWith("facetHandler loaded: id, took:", events[0].RenderedMessage);
StringAssert.StartsWith("facetHandler loaded: make, took:", events[1].RenderedMessage);
StringAssert.StartsWith("facetHandler loaded: mycolor, took:", events[2].RenderedMessage);
}
public override FacetCountCollectorSource GetFacetCountCollectorSource(BrowseSelection sel, FacetSpec ospec, bool groupMode)
{
if (groupMode)
{
return(new SimpleGroupByFacetHandlerFacetCountCollectorSource(this.GetFacetData <FacetDataCache>, _name, sel, ospec));
}
else
{
return(new SimpleFacetHandlerFacetCountCollectorSource(this.GetFacetData <FacetDataCache>, _name, sel, ospec));
}
}
public AttributesFacetCountCollector(AttributesFacetHandler attributesFacetHandler, string name, MultiValueFacetDataCache dataCache, int docBase, BrowseSelection browseSelection, FacetSpec ospec, int numFacetsPerKey, char separator)
: base(name, dataCache, docBase, browseSelection, ospec)
{
this.attributesFacetHandler = attributesFacetHandler;
this.dataCache = dataCache;
this.numFacetsPerKey = numFacetsPerKey;
this.separator = separator;
//_array = dataCache.NestedArray; // NOT USED
if (browseSelection != null)
{
values = browseSelection.Values;
}
}
BrowseSelection IContentHandler.GetSelection(ResourceSearchQuery searchQuery)
{
if (searchQuery.ResourceType == null)
{
return(null);
}
var selection = new BrowseSelection(FieldName.ItemType);
selection.addValue(searchQuery.ResourceType.Value.Encode());
return(selection);
}
public override RandomAccessFilter BuildRandomAccessFilter(string value, IDictionary <string, string> selectionProperty)
{
List <RandomAccessFilter> filterList = new List <RandomAccessFilter>();
string[] vals = value.Split(new string[] { m_sep }, StringSplitOptions.RemoveEmptyEntries);
for (int i = 0; i < vals.Length; ++i)
{
SimpleFacetHandler handler = m_facetHandlers[i];
BrowseSelection sel = new BrowseSelection(handler.Name);
sel.AddValue(vals[i]);
filterList.Add(handler.BuildFilter(sel));
}
return(new RandomAccessAndFilter(filterList));
}
public void TestNotValuesForSimpleFacetHandler()
{
BrowseRequest br = new BrowseRequest();
br.Count = 20;
br.Offset = 0;
BrowseSelection colorSel = new BrowseSelection("color");
colorSel.AddValue("red");
br.AddSelection(colorSel);
BrowseSelection idSel = new BrowseSelection("id");
idSel.AddNotValue("0");
br.AddSelection(idSel);
BrowseResult result = null;
BoboBrowser boboBrowser = null;
int expectedHitNum = (_documentSize / 2) - 1;
using (Directory ramIndexDir = CreateIndex())
{
using (IndexReader srcReader = IndexReader.Open(ramIndexDir, true))
{
using (boboBrowser = new BoboBrowser(BoboIndexReader.GetInstance(srcReader, _facetHandlers, null)))
{
result = boboBrowser.Browse(br);
Assert.AreEqual(expectedHitNum, result.NumHits);
StringBuilder buffer = new StringBuilder();
BrowseHit[] hits = result.Hits;
for (int i = 0; i < hits.Length; ++i)
{
int expectedID = (i + 1) * 2;
Assert.AreEqual(expectedID, int.Parse(hits[i].GetField("id")));
if (i != 0)
{
buffer.Append('\n');
}
buffer.Append("id=" + hits[i].GetField("id") + "," + "color=" + hits[i].GetField("color"));
}
log.Info(buffer.ToString());
}
}
}
}
public void AddSelection(string name, string val, bool isNot)
{
BrowseSelection sel = _req.GetSelection(name);
if (sel == null)
{
sel = new BrowseSelection(name);
}
if (isNot)
{
sel.AddNotValue(val);
}
else
{
sel.AddValue(val);
}
_req.AddSelection(sel);
}
public virtual RandomAccessFilter BuildFilter(BrowseSelection sel)
{
string[] selections = sel.Values;
string[] notSelections = sel.NotValues;
IDictionary <string, string> prop = sel.SelectionProperties;
RandomAccessFilter filter = null;
if (selections != null && selections.Length > 0)
{
if (sel.SelectionOperation == BrowseSelection.ValueOperation.ValueOperationAnd)
{
filter = BuildRandomAccessAndFilter(selections, prop);
if (filter == null)
{
filter = EmptyFilter.Instance;
}
}
else
{
filter = BuildRandomAccessOrFilter(selections, prop, false);
if (filter == null)
{
return(EmptyFilter.Instance);
}
}
}
if (notSelections != null && notSelections.Length > 0)
{
RandomAccessFilter notFilter = BuildRandomAccessOrFilter(notSelections, prop, true);
if (filter == null)
{
filter = notFilter;
}
else
{
RandomAccessFilter andFilter =
new RandomAccessAndFilter(new RandomAccessFilter[] { filter, notFilter }.ToList());
filter = andFilter;
}
}
return(filter);
}
public void TestFacetNameForSimpleFacetHandler()
{
BrowseRequest br = new BrowseRequest();
br.Count = 20;
br.Offset = 0;
BrowseSelection colorSel = new BrowseSelection("mycolor");
colorSel.AddValue("yellow");
br.AddSelection(colorSel);
BrowseSelection makeSel = new BrowseSelection("make");
makeSel.AddValue("rav4");
br.AddSelection(makeSel);
FacetSpec spec = new FacetSpec();
spec.ExpandSelection = true;
spec.OrderBy = FacetSpec.FacetSortSpec.OrderHitsDesc;
spec.MaxCount = 15;
br.SetFacetSpec("mycolor", spec);
br.SetFacetSpec("id", spec);
br.SetFacetSpec("make", spec);
int expectedHitNum = 3;
Directory ramIndexDir = CreateIndex();
using (DirectoryReader srcReader = DirectoryReader.Open(ramIndexDir))
{
using (BoboMultiReader boboReader = BoboMultiReader.GetInstance(srcReader, _facetHandlers))
{
using (BoboBrowser boboBrowser = new BoboBrowser(boboReader))
{
using (BrowseResult result = boboBrowser.Browse(br))
{
Assert.AreEqual(expectedHitNum, result.NumHits);
}
}
}
}
}
public BrowseRequest CreateRequest(int minHitCount, BrowseSelection.ValueOperation operation, params string[] terms)
{
BrowseRequest req = new BrowseRequest();
BrowseSelection sel = new BrowseSelection(AttributeHandlerName);
foreach (String term in terms)
{
sel.AddValue(term);
}
sel.SetSelectionProperties(selectionProperties);
sel.SelectionOperation = (operation);
req.AddSelection(sel);
req.Count = (50);
FacetSpec fs = new FacetSpec();
fs.MinHitCount = (minHitCount);
req.SetFacetSpec(AttributeHandlerName, fs);
return req;
}
protected BrowseSelection GetSelection(ICollection <Guid> industryIds)
{
if (industryIds == null || industryIds.Count == 0 || _allIndustryIds.IsSubsetOf(industryIds))
{
return(null);
}
var selection = new BrowseSelection(_fieldName);
selection.setSelectionOperation(BrowseSelection.ValueOperation.ValueOperationOr);
foreach (var industry in industryIds.Select(id => id.ToFieldValue()))
{
selection.addValue(industry);
}
return(selection);
}
BrowseSelection IContentHandler.GetSelection(MemberSearchQuery searchQuery)
{
if (searchQuery.CandidateStatusList == null || _allStatuses.IsSubsetOf(searchQuery.CandidateStatusList))
{
return(null);
}
var selection = new BrowseSelection(FieldName.CandidateStatus);
selection.setSelectionOperation(BrowseSelection.ValueOperation.ValueOperationOr);
foreach (var status in searchQuery.CandidateStatusList)
{
selection.addValue(status.Encode());
}
return(selection);
}
public void AddSelection(string name, string val, bool isNot)
{
BrowseSelection sel = m_req.GetSelection(name);
if (sel == null)
{
sel = new BrowseSelection(name);
}
if (isNot)
{
sel.AddNotValue(val);
}
else
{
sel.AddValue(val);
}
m_req.AddSelection(sel);
}
protected BrowseSelection GetSelection(JobTypes?jobTypes)
{
if (!jobTypes.HasValue || jobTypes.Value == JobTypes.None || jobTypes.Value == JobTypes.All)
{
return(null);
}
var selection = new BrowseSelection(_fieldName);
selection.setSelectionOperation(BrowseSelection.ValueOperation.ValueOperationOr);
foreach (var jobType in Split(jobTypes.Value))
{
selection.addValue(Encode(jobType));
}
return(selection);
}
public BrowseRequest CreateRequest(int minHitCount, BrowseSelection.ValueOperation operation, params string[] terms)
{
BrowseRequest req = new BrowseRequest();
BrowseSelection sel = new BrowseSelection(AttributeHandlerName);
foreach (String term in terms)
{
sel.AddValue(term);
}
sel.SetSelectionProperties(selectionProperties);
sel.SelectionOperation = (operation);
req.AddSelection(sel);
req.Count = (50);
FacetSpec fs = new FacetSpec();
fs.MinHitCount = (minHitCount);
req.SetFacetSpec(AttributeHandlerName, fs);
return(req);
}
public void TestNotValuesForRangeFacetHandler()
{
Console.WriteLine("TestNotValuesForRangeFacetHandler");
BrowseResult result = null;
BoboBrowser boboBrowser = null;
using (Directory ramIndexDir = CreateIndexTwo())
{
using (IndexReader srcReader = IndexReader.Open(ramIndexDir, true))
{
using (boboBrowser = new BoboBrowser(BoboIndexReader.GetInstance(srcReader, _facetHandlers, null)))
{
BrowseRequest br = new BrowseRequest();
br.Count = (20);
br.Offset = (0);
if (_idRanges == null)
{
log.Error("_idRanges cannot be null in order to test NOT on RangeFacetHandler");
}
BrowseSelection idSel = new BrowseSelection("idRange");
//int rangeIndex = 2; // Not used
idSel.AddNotValue(_idRanges[0]);
int expectedHitNum = 1;
br.AddSelection(idSel);
BooleanQuery q = new BooleanQuery();
q.Add(NumericRangeQuery.NewIntRange("NUM", 10, 10, true, true), Occur.MUST_NOT);
q.Add(new MatchAllDocsQuery(), Occur.MUST);
br.Query = q;
result = boboBrowser.Browse(br);
Assert.AreEqual(expectedHitNum, result.NumHits);
for (int i = 0; i < result.NumHits; i++)
{
Console.WriteLine(result.Hits[i]);
}
}
}
}
}
internal PathFacetCountCollector(string name, string sep, BrowseSelection sel, FacetSpec ospec, FacetDataCache dataCache)
{
m_sel = sel;
m_name = name;
m_dataCache = dataCache;
m_sep = sep;
m_sepArray = sep.ToCharArray();
m_count = new LazyBigInt32Array(m_dataCache.Freqs.Length);
log.Info(name + ": " + m_count.Length);
m_orderArray = m_dataCache.OrderArray;
m_minHitCount = ospec.MinHitCount;
m_maxCount = ospec.MaxCount;
if (m_maxCount < 1)
{
m_maxCount = m_count.Length;
}
FacetSpec.FacetSortSpec sortOption = ospec.OrderBy;
switch (sortOption)
{
case FacetSpec.FacetSortSpec.OrderHitsDesc:
m_comparerFactory = new FacetHitcountComparerFactory();
break;
case FacetSpec.FacetSortSpec.OrderValueAsc:
m_comparerFactory = null;
break;
case FacetSpec.FacetSortSpec.OrderByCustom:
m_comparerFactory = ospec.CustomComparerFactory;
break;
default:
throw new ArgumentOutOfRangeException("invalid sort option: " + sortOption);
}
// Doesn't make much sense to do this, so it is commented.
// new Regex(_sep, RegexOptions.Compiled);
m_stringData = new string[10];
m_patStart = 0;
m_patEnd = 0;
}
public DefaultFacetCountCollector(string name, FacetDataCache dataCache, int docBase, BrowseSelection sel, FacetSpec ospec)
{
_sel = sel;
_ospec = ospec;
_name = name;
_dataCache = dataCache;
_countlength = _dataCache.Freqs.Length;
if (_dataCache.Freqs.Length <= 3096)
{
_count = new LazyBigIntArray(_countlength);
}
else
{
_count = new LazyBigIntArray(_countlength);
// NOTE: Removed memory manager implementation
//_count = intarraymgr.Get(_countlength);
//intarraylist.Add(_count);
}
_array = _dataCache.OrderArray;
_docBase = docBase;
}
private BrowseResult PerformSearch(Query query, string indexPath, IEnumerable<Models.SelectionGroup> selectionGroups)
{
string[] FieldNames = new string[] { "Material", "Style", "Mounting", "Brand" };
var handlers = new List<FacetHandler>();
foreach (string field in FieldNames)
{
handlers.Add(new SimpleFacetHandler(field));
}
// Run the search
// create the index reader
var directory = FSDirectory.Open(new System.IO.DirectoryInfo(indexPath));
var indexReader = DirectoryReader.Open(directory, true);
//// This is how to get a searcher for executing the search, not for working with facets
//IndexSearcher indexSearcher = new IndexSearcher(directory, true);
//indexSearcher.Search(
// Decorate it with the Bobo index reader
BoboIndexReader boboReader = BoboIndexReader.GetInstance(indexReader, handlers);
// create a browse request
BrowseRequest browseRequest = new BrowseRequest();
// NOTE: these must be used in production to page the results
browseRequest.Count = 50;
browseRequest.Offset = 0;
browseRequest.FetchStoredFields = true;
//Query query = new QueryParser(
// Lucene.Net.Util.Version.LUCENE_29,
// "title",
// new StandardAnalyzer(Lucene.Net.Util.Version.LUCENE_29)
// ).Parse(model.Phrase);
if (selectionGroups != null)
{
// Add the selections to the search
foreach (var group in selectionGroups)
{
BrowseSelection sel = new BrowseSelection(group.Name);
foreach (var value in group.Selections)
{
sel.AddValue(value);
}
browseRequest.AddSelection(sel);
}
}
browseRequest.Query = query;
//// add the facet output specs
//FacetSpec brandSpec = new FacetSpec();
//brandSpec.OrderBy = FacetSpec.FacetSortSpec.OrderHitsDesc;
//browseRequest.SetFacetSpec("Brand", brandSpec);
foreach (var name in FieldNames)
{
// add the facet output specs
FacetSpec spec = new FacetSpec();
//spec.OrderBy = FacetSpec.FacetSortSpec.OrderHitsDesc;
// NOTE: if this is a secondary search, we want to get the facets with 0
// hits so the checkboxes can be set on the UI...or otherwise program the UI
// to disable and set to 0 all of the selections that aren't in the result
if (selectionGroups != null)
{
spec.MinHitCount = 0;
}
browseRequest.SetFacetSpec(name, spec);
}
// perform browse
IBrowsable browser = new BoboBrowser(boboReader);
BrowseResult result = browser.Browse(browseRequest);
return result;
}
private BrowseResult PerformAutoCompleteLookup(string prefix, string indexPath)
{
FacetHandler handler = new MultiValueFacetHandler("title");
Directory directory = FSDirectory.Open(new System.IO.DirectoryInfo(indexPath));
IndexReader indexReader = IndexReader.Open(directory, true);
// decorate it with a bobo index reader
BoboIndexReader boboReader = BoboIndexReader.GetInstance(indexReader, new FacetHandler[] { handler });
BrowseRequest browseRequest = new BrowseRequest();
browseRequest.Count = 8;
browseRequest.Offset = 0;
browseRequest.FetchStoredFields = true;
// add a selection
BrowseSelection sel = new BrowseSelection("title");
//sel.AddValue("alexey");
browseRequest.AddSelection(sel);
// parse a query
// NOTE: this was "Entity" originally
QueryParser parser = new QueryParser(Lucene.Net.Util.Version.LUCENE_29, "title", new KeywordAnalyzer());
Query q = parser.Parse("SPListItem");
browseRequest.Query = q;
// add the facet output specs
FacetSpec spec = new FacetSpec();
spec.Prefix = prefix;
spec.OrderBy = FacetSpec.FacetSortSpec.OrderHitsDesc;
browseRequest.SetFacetSpec("title", spec);
// perform browse
IBrowsable browser = new BoboBrowser(boboReader);
BrowseResult result = browser.Browse(browseRequest);
return result;
//// Showing results now
//Dictionary<String, IFacetAccessible> facetMap = result.FacetMap;
//IFacetAccessible colorFacets = facetMap["Body"];
//IEnumerable<BrowseFacet> facetVals = colorFacets.GetFacets();
//Debug.WriteLine("Facets:");
//int count = 0;
//foreach (BrowseFacet facet in facetVals)
//{
// count++;
// Debug.WriteLine(facet.ToString());
//}
//Debug.WriteLine("Total = " + count);
}
public SimpleFacetCountCollector(BrowseSelection sel, FacetDataCache dataCache, string name, FacetSpec ospec)
: base(sel, dataCache, name, ospec)
{
}
public override IFacetCountCollector GetFacetCountCollector(BrowseSelection sel, FacetSpec ospec)
{
return new SimpleFacetCountCollector(sel, _dataCache, this.Name, ospec);
}
public override IFacetCountCollector GetFacetCountCollector(BrowseSelection sel, FacetSpec fspec)
{
return new FilterMapFacetCountCollector(this);
}
public MultiValuedPathFacetCountCollector(string name, string sep,
BrowseSelection sel, FacetSpec ospec, FacetDataCache dataCache)
: base(name, sep, sel, ospec, dataCache)
{
_array = ((MultiValueFacetDataCache)(dataCache)).NestedArray;
}
public override IFacetCountCollector GetFacetCountCollector(BrowseSelection sel, FacetSpec ospec)
{
return new PathFacetCountCollector(this.Name, separator, sel, ospec, dataCache);
}
internal PathFacetCountCollector(string name, string sep, BrowseSelection sel, FacetSpec ospec, FacetDataCache dataCache)
{
_sel = sel;
_ospec = ospec;
_name = name;
_dataCache = dataCache;
_sep = sep;
_count = new int[_dataCache.freqs.Length];
_orderArray = _dataCache.orderArray;
}
public AttributesFacetCountCollectorSource(AttributesFacetHandler parent, BrowseSelection browseSelection, FacetSpec ospec)
{
_parent = parent;
_browseSelection = browseSelection;
_ospec = ospec;
}
/// <summary> /// Gets a FacetCountCollector /// </summary> /// <param name="sel"></param> /// <param name="fspec"></param> /// <returns></returns> public abstract IFacetCountCollector GetFacetCountCollector(BrowseSelection sel, FacetSpec fspec);
public override IFacetCountCollector GetFacetCountCollector(BrowseSelection sel, FacetSpec ospec)
{
return new RangeFacetCountCollector(this.Name, dataCache, ospec, predefinedRanges, autoRange);
}
public RandomAccessFilter BuildFilter(BrowseSelection sel)
{
string[] selections = sel.Values;
string[] notSelections = sel.NotValues;
Properties prop = sel.SelectionProperties;
RandomAccessFilter filter = null;
if (selections != null && selections.Length > 0)
{
if (sel.SelectionOperation == BrowseSelection.ValueOperation.ValueOperationAnd)
{
filter = BuildRandomAccessAndFilter(selections, prop);
if (filter == null)
{
filter = EmptyFilter.GetInstance();
}
}
else
{
filter = BuildRandomAccessOrFilter(selections, prop, false);
if (filter == null)
{
return EmptyFilter.GetInstance();
}
}
}
if (notSelections != null && notSelections.Length > 0)
{
RandomAccessFilter notFilter = BuildRandomAccessOrFilter(notSelections, prop, true);
if (filter == null)
{
filter = notFilter;
}
else
{
RandomAccessFilter andFilter =
new RandomAccessAndFilter(new RandomAccessFilter[] { filter, notFilter }.ToList());
filter = andFilter;
}
}
return filter;
}
internal MultiValueFacetCountCollector(BrowseSelection sel, FacetDataCache dataCache, string name, FacetSpec ospec)
: base(sel, dataCache, name, ospec)
{
_array = ((MultiValueFacetDataCache)(_dataCache))._nestedArray;
}
public override FacetCountCollectorSource GetFacetCountCollectorSource(BrowseSelection sel, FacetSpec ospec)
{
return new AttributesFacetCountCollectorSource(this, sel, ospec);
}
public FacetTermQuery(BrowseSelection sel, IDictionary<string, float> boostMap)
: this(sel, boostMap, new DefaultFacetTermScoringFunctionFactory())
{
}
