/// <summary>
/// Creates a numeric range filter using <see cref="IFieldCache.GetSingles(Index.AtomicReader,string,FieldCache.ISingleParser,bool)"/>. This works with all
/// <see cref="float"/> fields containing exactly one numeric term in the field. The range can be half-open by setting one
/// of the values to <c>null</c>.
/// <para/>
/// NOTE: this was newFloatRange() in Lucene
/// </summary>
public static FieldCacheRangeFilter <float?> NewSingleRange(string field, FieldCache.ISingleParser parser, float?lowerVal, float?upperVal, bool includeLower, bool includeUpper)
{
return(new AnonymousSingleFieldCacheRangeFilter(field, parser, lowerVal, upperVal, includeLower, includeUpper));
}
public SingleFieldSource(string field, FieldCache.ISingleParser parser)
: base(field)
{
this.m_parser = parser;
}