public static IEnumerable <BrowseFacet> GetFacets(FacetSpec ospec, BigSegmentedArray count, int countlength, ITermValueList valList)
{
if (ospec != null)
{
int minCount = ospec.MinHitCount;
int max = ospec.MaxCount;
if (max <= 0)
{
max = countlength;
}
LinkedList <BrowseFacet> facetColl;
FacetSpec.FacetSortSpec sortspec = ospec.OrderBy;
if (sortspec == FacetSpec.FacetSortSpec.OrderValueAsc)
{
facetColl = new LinkedList <BrowseFacet>();
for (int i = 1; i < countlength; ++i) // exclude zero
{
int hits = count.Get(i);
if (hits >= minCount)
{
BrowseFacet facet = new BrowseFacet(valList.Get(i), hits);
facetColl.AddLast(facet);
}
if (facetColl.Count >= max)
{
break;
}
}
}
else //if (sortspec == FacetSortSpec.OrderHitsDesc)
{
IComparatorFactory comparatorFactory;
if (sortspec == FacetSpec.FacetSortSpec.OrderHitsDesc)
{
comparatorFactory = new FacetHitcountComparatorFactory();
}
else
{
comparatorFactory = ospec.CustomComparatorFactory;
}
if (comparatorFactory == null)
{
throw new ArgumentException("facet comparator factory not specified");
}
IComparer <int> comparator = comparatorFactory.NewComparator(new DefaultFacetCountCollectorFieldAccessor(valList), count);
facetColl = new LinkedList <BrowseFacet>();
int forbidden = -1;
IntBoundedPriorityQueue pq = new IntBoundedPriorityQueue(comparator, max, forbidden);
for (int i = 1; i < countlength; ++i) // exclude zero
{
int hits = count.Get(i);
if (hits >= minCount)
{
pq.Offer(i);
}
}
int val;
while ((val = pq.Poll()) != forbidden)
{
BrowseFacet facet = new BrowseFacet(valList[val], count.Get(val));
facetColl.AddFirst(facet);
}
}
return(facetColl);
}
else
{
return(FacetCountCollector_Fields.EMPTY_FACET_LIST);
}
}
public static IEnumerable<BrowseFacet> GetFacets(FacetSpec ospec, BigSegmentedArray count, int countlength, ITermValueList valList)
{
if (ospec != null)
{
int minCount = ospec.MinHitCount;
int max = ospec.MaxCount;
if (max <= 0) max = countlength;
LinkedList<BrowseFacet> facetColl;
FacetSpec.FacetSortSpec sortspec = ospec.OrderBy;
if (sortspec == FacetSpec.FacetSortSpec.OrderValueAsc)
{
facetColl = new LinkedList<BrowseFacet>();
for (int i = 1; i < countlength; ++i) // exclude zero
{
int hits = count.Get(i);
if (hits >= minCount)
{
BrowseFacet facet = new BrowseFacet(valList.Get(i), hits);
facetColl.AddLast(facet);
}
if (facetColl.Count >= max)
break;
}
}
else //if (sortspec == FacetSortSpec.OrderHitsDesc)
{
IComparatorFactory comparatorFactory;
if (sortspec == FacetSpec.FacetSortSpec.OrderHitsDesc)
{
comparatorFactory = new FacetHitcountComparatorFactory();
}
else
{
comparatorFactory = ospec.CustomComparatorFactory;
}
if (comparatorFactory == null)
{
throw new ArgumentException("facet comparator factory not specified");
}
IComparer<int> comparator = comparatorFactory.NewComparator(new DefaultFacetCountCollectorFieldAccessor(valList), count);
facetColl = new LinkedList<BrowseFacet>();
int forbidden = -1;
IntBoundedPriorityQueue pq = new IntBoundedPriorityQueue(comparator, max, forbidden);
for (int i = 1; i < countlength; ++i) // exclude zero
{
int hits = count.Get(i);
if (hits >= minCount)
{
pq.Offer(i);
}
}
int val;
while ((val = pq.Poll()) != forbidden)
{
BrowseFacet facet = new BrowseFacet(valList[val], count.Get(val));
facetColl.AddFirst(facet);
}
}
return facetColl;
}
else
{
return FacetCountCollector_Fields.EMPTY_FACET_LIST;
}
}
public virtual IEnumerable <BrowseFacet> GetFacets()
{
if (_fspec != null)
{
int minCount = _fspec.MinHitCount;
int max = _fspec.MaxCount;
if (max <= 0)
{
max = _countlength;
}
FacetSpec.FacetSortSpec sortspec = _fspec.OrderBy;
List <BrowseFacet> facetColl;
if (sortspec == FacetSpec.FacetSortSpec.OrderValueAsc)
{
facetColl = new List <BrowseFacet>(max);
for (int i = 1; i < _countlength; ++i) // exclude zero
{
int hits = _count.Get(i);
if (hits >= minCount)
{
BrowseFacet facet = new BrowseFacet(GetFacetString(i), hits);
facetColl.Add(facet);
}
if (facetColl.Count >= max)
{
break;
}
}
}
else
{
IComparatorFactory comparatorFactory;
if (sortspec == FacetSpec.FacetSortSpec.OrderHitsDesc)
{
comparatorFactory = new FacetHitcountComparatorFactory();
}
else
{
comparatorFactory = _fspec.CustomComparatorFactory;
}
if (comparatorFactory == null)
{
throw new System.ArgumentException("facet comparator factory not specified");
}
IComparer <int> comparator = comparatorFactory.NewComparator(new GroupbyFieldValueAccessor(this.GetFacetString, this.GetRawFaceValue), _count);
facetColl = new List <BrowseFacet>();
int forbidden = -1;
IntBoundedPriorityQueue pq = new IntBoundedPriorityQueue(comparator, max, forbidden);
for (int i = 1; i < _countlength; ++i) // exclude zero
{
int hits = _count.Get(i);
if (hits >= minCount)
{
if (!pq.Offer(i))
{
// pq is full. we can safely ignore any facet with <=hits.
minCount = hits + 1;
}
}
}
int val;
while ((val = pq.Poll()) != forbidden)
{
BrowseFacet facet = new BrowseFacet(GetFacetString(val), _count.Get(val));
facetColl.Insert(0, facet);
}
}
return(facetColl);
}
else
{
return(FacetCountCollector_Fields.EMPTY_FACET_LIST);
}
}
public virtual List<BrowseFacet> GetFacetsNew()
{
if (_ospec != null)
{
if (_predefinedRangeIndexes != null)
{
int minCount = _ospec.MinHitCount;
int maxNumOfFacets = _ospec.MaxCount;
if (maxNumOfFacets <= 0 || maxNumOfFacets > _predefinedRangeIndexes.Length) maxNumOfFacets = _predefinedRangeIndexes.Length;
BigSegmentedArray rangeCount = new LazyBigIntArray(_predefinedRangeIndexes.Length);
for (int k = 0; k < _predefinedRangeIndexes.Length; ++k)
{
int count = 0;
int idx = _predefinedRangeIndexes[k][0];
int end = _predefinedRangeIndexes[k][1];
while (idx <= end)
{
count += _count.Get(idx++);
}
rangeCount.Add(k, count);
}
List<BrowseFacet> facetColl;
FacetSpec.FacetSortSpec sortspec = _ospec.OrderBy;
if (sortspec == FacetSpec.FacetSortSpec.OrderValueAsc)
{
facetColl = new List<BrowseFacet>(maxNumOfFacets);
for (int k = 0; k < _predefinedRangeIndexes.Length; ++k)
{
if (rangeCount.Get(k) >= minCount)
{
BrowseFacet choice = new BrowseFacet(_predefinedRanges.Get(k), rangeCount.Get(k));
facetColl.Add(choice);
}
if (facetColl.Count >= maxNumOfFacets) break;
}
}
else //if (sortspec == FacetSortSpec.OrderHitsDesc)
{
IComparatorFactory comparatorFactory;
if (sortspec == FacetSpec.FacetSortSpec.OrderHitsDesc)
{
comparatorFactory = new FacetHitcountComparatorFactory();
}
else
{
comparatorFactory = _ospec.CustomComparatorFactory;
}
if (comparatorFactory == null)
{
throw new ArgumentException("facet comparator factory not specified");
}
IComparer<int> comparator = comparatorFactory.NewComparator(new RangeFacetCountCollectorFieldAccessor(_predefinedRanges), rangeCount);
int forbidden = -1;
IntBoundedPriorityQueue pq = new IntBoundedPriorityQueue(comparator, maxNumOfFacets, forbidden);
for (int i = 0; i < _predefinedRangeIndexes.Length; ++i)
{
if (rangeCount.Get(i) >= minCount) pq.Offer(i);
}
int val;
facetColl = new List<BrowseFacet>();
while ((val = pq.Poll()) != forbidden)
{
BrowseFacet facet = new BrowseFacet(_predefinedRanges.ElementAt(val), rangeCount.Get(val));
facetColl.Insert(0, facet);
}
}
return facetColl;
}
else
{
return FacetCountCollector_Fields.EMPTY_FACET_LIST;
}
}
else
{
return FacetCountCollector_Fields.EMPTY_FACET_LIST;
}
}
public virtual List <BrowseFacet> GetFacetsNew()
{
if (_ospec != null)
{
if (_predefinedRangeIndexes != null)
{
int minCount = _ospec.MinHitCount;
int maxNumOfFacets = _ospec.MaxCount;
if (maxNumOfFacets <= 0 || maxNumOfFacets > _predefinedRangeIndexes.Length)
{
maxNumOfFacets = _predefinedRangeIndexes.Length;
}
BigSegmentedArray rangeCount = new LazyBigIntArray(_predefinedRangeIndexes.Length);
for (int k = 0; k < _predefinedRangeIndexes.Length; ++k)
{
int count = 0;
int idx = _predefinedRangeIndexes[k][0];
int end = _predefinedRangeIndexes[k][1];
while (idx <= end)
{
count += _count.Get(idx++);
}
rangeCount.Add(k, count);
}
List <BrowseFacet> facetColl;
FacetSpec.FacetSortSpec sortspec = _ospec.OrderBy;
if (sortspec == FacetSpec.FacetSortSpec.OrderValueAsc)
{
facetColl = new List <BrowseFacet>(maxNumOfFacets);
for (int k = 0; k < _predefinedRangeIndexes.Length; ++k)
{
if (rangeCount.Get(k) >= minCount)
{
BrowseFacet choice = new BrowseFacet(_predefinedRanges.Get(k), rangeCount.Get(k));
facetColl.Add(choice);
}
if (facetColl.Count >= maxNumOfFacets)
{
break;
}
}
}
else //if (sortspec == FacetSortSpec.OrderHitsDesc)
{
IComparatorFactory comparatorFactory;
if (sortspec == FacetSpec.FacetSortSpec.OrderHitsDesc)
{
comparatorFactory = new FacetHitcountComparatorFactory();
}
else
{
comparatorFactory = _ospec.CustomComparatorFactory;
}
if (comparatorFactory == null)
{
throw new ArgumentException("facet comparator factory not specified");
}
IComparer <int> comparator = comparatorFactory.NewComparator(new RangeFacetCountCollectorFieldAccessor(_predefinedRanges), rangeCount);
int forbidden = -1;
IntBoundedPriorityQueue pq = new IntBoundedPriorityQueue(comparator, maxNumOfFacets, forbidden);
for (int i = 0; i < _predefinedRangeIndexes.Length; ++i)
{
if (rangeCount.Get(i) >= minCount)
{
pq.Offer(i);
}
}
int val;
facetColl = new List <BrowseFacet>();
while ((val = pq.Poll()) != forbidden)
{
BrowseFacet facet = new BrowseFacet(_predefinedRanges.ElementAt(val), rangeCount.Get(val));
facetColl.Insert(0, facet);
}
}
return(facetColl);
}
else
{
return(FacetCountCollector_Fields.EMPTY_FACET_LIST);
}
}
else
{
return(FacetCountCollector_Fields.EMPTY_FACET_LIST);
}
}
