/// <summary>
/// Adds a stored or un-stored <see cref="DoubleField"/> with the provided value.
/// <para/>
/// Expert: allows you to customize the <see cref="FieldType"/>.
/// </summary>
/// <param name="document">This <see cref="Document"/>.</param>
/// <param name="name"> field name </param>
/// <param name="value"> 64-bit double value </param>
/// <param name="type"> customized field type: must have <see cref="FieldType.NumericType"/>
/// of <see cref="NumericType.DOUBLE"/>. </param>
/// <returns>The field that was added to this <see cref="Document"/>.</returns>
/// <exception cref="System.ArgumentNullException"> if the field name or type is <c>null</c>, or
/// if the field type does not have a <see cref="NumericType.DOUBLE"/> <see cref="FieldType.NumericType"/> </exception>
public static DoubleField AddDoubleField(this Document document, string name, double value, FieldType type)
{
var field = new DoubleField(name, value, type);
document.Add(field);
return(field);
}
/// <summary>
/// Adds a stored or un-stored <see cref="DoubleField"/> with the provided value
/// and default <c>precisionStep</c>
/// <see cref="Util.NumericUtils.PRECISION_STEP_DEFAULT"/> (4).
/// </summary>
/// <param name="document">This <see cref="Document"/>.</param>
/// <param name="name"> field name </param>
/// <param name="value"> 64-bit <see cref="double"/> value </param>
/// <param name="stored"> <see cref="Field.Store.YES"/> if the content should also be stored </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 DoubleField AddDoubleField(this Document document, string name, double value, Field.Store stored)
{
var field = new DoubleField(name, value, stored);
document.Add(field);
return(field);
}