/// <summary>
/// Adds a new <see cref="DoubleDocValuesField"/> field with the specified 64-bit double value </summary>
/// <remarks>
/// Syntactic sugar for encoding doubles as <see cref="Index.NumericDocValues"/>
/// via <see cref="Support.Number.DoubleToRawInt64Bits(double)"/>.
/// <para/>
/// Per-document double values can be retrieved via
/// <see cref="Search.IFieldCache.GetDoubles(Lucene.Net.Index.AtomicReader, string, bool)"/>.
/// <para/>
/// <b>NOTE</b>: In most all cases this will be rather inefficient,
/// requiring eight bytes per document. Consider encoding double
/// values yourself with only as much precision as you require.
/// </remarks>
/// <param name="document">This <see cref="Document"/>.</param>
/// <param name="name"> field name </param>
/// <param name="value"> 64-bit double value </param>
/// <returns>The field that was added to this <see cref="Document"/>.</returns>
/// <exception cref="System.ArgumentNullException"> if the field name is <c>null</c> </exception>
public static DoubleDocValuesField AddDoubleDocValuesField(this Document document, string name, double value)
{
var field = new DoubleDocValuesField(name, value);
document.Add(field);
return(field);
}
public virtual void TestDoubleDocValuesField()
{
DoubleDocValuesField field = new DoubleDocValuesField("foo", 5d);
TrySetBoost(field);
TrySetByteValue(field);
TrySetBytesValue(field);
TrySetBytesRefValue(field);
field.DoubleValue = 6d; // ok
TrySetIntValue(field);
TrySetFloatValue(field);
TrySetLongValue(field);
TrySetReaderValue(field);
TrySetShortValue(field);
TrySetStringValue(field);
TrySetTokenStreamValue(field);
Assert.AreEqual(6d, BitConverter.Int64BitsToDouble((long)field.NumericValue), 0.0d);
}
public virtual void TestDoubleDocValuesField()
{
DoubleDocValuesField field = new DoubleDocValuesField("foo", 5d);
TrySetBoost(field);
TrySetByteValue(field);
TrySetBytesValue(field);
TrySetBytesRefValue(field);
field.SetDoubleValue(6d); // ok
TrySetIntValue(field);
TrySetFloatValue(field);
TrySetLongValue(field);
TrySetReaderValue(field);
TrySetShortValue(field);
TrySetStringValue(field);
TrySetTokenStreamValue(field);
Assert.AreEqual(6d, J2N.BitConversion.Int64BitsToDouble(field.GetInt64Value().Value), 0.0d);
}
public virtual void TestDoubleDocValuesField()
{
DoubleDocValuesField field = new DoubleDocValuesField("foo", 5d);
TrySetBoost(field);
TrySetByteValue(field);
TrySetBytesValue(field);
TrySetBytesRefValue(field);
field.DoubleValue = 6d; // ok
TrySetIntValue(field);
TrySetFloatValue(field);
TrySetLongValue(field);
TrySetReaderValue(field);
TrySetShortValue(field);
TrySetStringValue(field);
TrySetTokenStreamValue(field);
Assert.AreEqual(6d, BitConverter.Int64BitsToDouble((long)field.NumericValue), 0.0d);
}