private void ProcessFacetFields(TaxonomyWriter taxoWriter, IDictionary<string, IList<FacetField>> byField, Document doc)
{
foreach (KeyValuePair<string, IList<FacetField>> ent in byField)
{
string indexFieldName = ent.Key;
//System.out.println(" indexFieldName=" + indexFieldName + " fields=" + ent.getValue());
IntsRef ordinals = new IntsRef(32);
foreach (FacetField facetField in ent.Value)
{
FacetsConfig.DimConfig ft = GetDimConfig(facetField.dim);
if (facetField.path.Length > 1 && ft.Hierarchical == false)
{
throw new System.ArgumentException("dimension \"" + facetField.dim + "\" is not hierarchical yet has " + facetField.path.Length + " components");
}
FacetLabel cp = new FacetLabel(facetField.dim, facetField.path);
checkTaxoWriter(taxoWriter);
int ordinal = taxoWriter.AddCategory(cp);
if (ordinals.Length == ordinals.Ints.Length)
{
ordinals.Grow(ordinals.Length + 1);
}
ordinals.Ints[ordinals.Length++] = ordinal;
//System.out.println("ords[" + (ordinals.length-1) + "]=" + ordinal);
//System.out.println(" add cp=" + cp);
if (ft.MultiValued && (ft.Hierarchical || ft.RequireDimCount))
{
//System.out.println(" add parents");
// Add all parents too:
int parent = taxoWriter.GetParent(ordinal);
while (parent > 0)
{
if (ordinals.Ints.Length == ordinals.Length)
{
ordinals.Grow(ordinals.Length + 1);
}
ordinals.Ints[ordinals.Length++] = parent;
parent = taxoWriter.GetParent(parent);
}
if (ft.RequireDimCount == false)
{
// Remove last (dimension) ord:
ordinals.Length--;
}
}
// Drill down:
for (int i = 1; i <= cp.Length; i++)
{
doc.Add(new StringField(indexFieldName, PathToString(cp.Components, i), Field.Store.NO));
}
}
// Facet counts:
// DocValues are considered stored fields:
doc.Add(new BinaryDocValuesField(indexFieldName, DedupAndEncode(ordinals)));
}
}
private void ProcessAssocFacetFields(TaxonomyWriter taxoWriter, IDictionary<string, IList<AssociationFacetField>> byField, Document doc)
{
foreach (KeyValuePair<string, IList<AssociationFacetField>> ent in byField)
{
byte[] bytes = new byte[16];
int upto = 0;
string indexFieldName = ent.Key;
foreach (AssociationFacetField field in ent.Value)
{
// NOTE: we don't add parents for associations
checkTaxoWriter(taxoWriter);
FacetLabel label = new FacetLabel(field.dim, field.path);
int ordinal = taxoWriter.AddCategory(label);
if (upto + 4 > bytes.Length)
{
bytes = ArrayUtil.Grow(bytes, upto + 4);
}
// big-endian:
bytes[upto++] = (byte)(ordinal >> 24);
bytes[upto++] = (byte)(ordinal >> 16);
bytes[upto++] = (byte)(ordinal >> 8);
bytes[upto++] = (byte)ordinal;
if (upto + field.assoc.Length > bytes.Length)
{
bytes = ArrayUtil.Grow(bytes, upto + field.assoc.Length);
}
Array.Copy(field.assoc.Bytes, field.assoc.Offset, bytes, upto, field.assoc.Length);
upto += field.assoc.Length;
// Drill down:
for (int i = 1; i <= label.Length; i++)
{
doc.Add(new StringField(indexFieldName, PathToString(label.Components, i), Field.Store.NO));
}
}
doc.Add(new BinaryDocValuesField(indexFieldName, new BytesRef(bytes, 0, upto)));
}
}
