public void TestAvroDecimalToString(decimal value)
{
var valueString = value.ToString();
var avroDecimal = new AvroDecimal(value);
var avroDecimalString = avroDecimal.ToString();
Assert.AreEqual(valueString, avroDecimalString);
}
internal override object ConvertToLogicalValue(object baseValue, LogicalTypeSchema schema, Type type)
{
var buffer = AvroType.Bytes == schema.BaseTypeSchema.Type
? (byte[])baseValue
: ((AvroFixed)baseValue).Value;
Array.Reverse(buffer);
var avroDecimal = new AvroDecimal(new BigInteger(buffer), Scale);
return(AvroDecimal.ToDecimal(avroDecimal));
}
internal object ConvertToBaseValue(object logicalValue, DecimalSchema schema)
{
var avroDecimal = new AvroDecimal((decimal)logicalValue);
var logicalScale = Scale;
var scale = avroDecimal.Scale;
//Resize value to match schema Scale property
int sizeDiff = logicalScale - scale;
if (sizeDiff < 0)
{
throw new AvroTypeException(
$@"Decimal Scale for value [{logicalValue}] is equal to [{scale}]. This exceeds default setting [{logicalScale}].
Consider adding following attribute to your property:
[AvroDecimal(Precision = 28, Scale = {scale})]
");
}
string trailingZeros = new string('0', sizeDiff);
var logicalValueString = logicalValue.ToString();
string valueWithTrailingZeros;
if (logicalValueString.Contains(avroDecimal.SeparatorCharacter))
{
valueWithTrailingZeros = $"{logicalValue}{trailingZeros}";
}
else
{
valueWithTrailingZeros = $"{logicalValue}{avroDecimal.SeparatorCharacter}{trailingZeros}";
}
avroDecimal = new AvroDecimal(valueWithTrailingZeros);
var buffer = avroDecimal.UnscaledValue.ToByteArray();
Array.Reverse(buffer);
return(AvroType.Bytes == schema.BaseTypeSchema.Type
? (object)buffer
: (object)new AvroFixed(
(FixedSchema)schema.BaseTypeSchema,
GetDecimalFixedByteArray(buffer, ((FixedSchema)schema.BaseTypeSchema).Size,
avroDecimal.Sign < 0 ? (byte)0xFF : (byte)0x00)));
}
private static void AddDecimal(XContainer parent, AvroDecimal value, string name = null,
string nspace = null)
{
var element = new XElement(XDecimal);
if (name != null)
{
element.SetAttributeValue(XName, name);
}
if (nspace != null)
{
element.SetAttributeValue(XNamespace, nspace);
}
var decimalValue = value.ToType <decimal>();
element.Value = XmlConvert.ToString(decimalValue);
parent.Add(element);
}
