internal Encoder.WriteItem Resolve(DurationSchema schema)
{
return((value, encoder) =>
{
if (!(value is TimeSpan))
{
throw new AvroTypeMismatchException($"[Duration] required to write against [TimeSpan] of [fixed] schema but found [{value.GetType()}]");
}
byte[] bytes = (byte[])schema.ConvertToBaseValue(value, schema);
encoder.WriteFixed(bytes);
});
}
private TypeSchema ParseLogicalType(JObject token, NamedSchema parent, Dictionary <string, NamedSchema> namedSchemas, string logicalType)
{
TypeSchema result;
switch (logicalType)
{
case LogicalTypeSchema.LogicalTypeEnum.Uuid:
result = new UuidSchema();
break;
case LogicalTypeSchema.LogicalTypeEnum.Decimal:
var scale = token.OptionalProperty <int>(nameof(DecimalSchema.Scale).ToLower());
var precision = token.RequiredProperty <int>(nameof(DecimalSchema.Precision).ToLower());
result = new DecimalSchema(typeof(decimal), precision, scale);
break;
case LogicalTypeSchema.LogicalTypeEnum.Duration:
result = new DurationSchema();
break;
case LogicalTypeSchema.LogicalTypeEnum.TimestampMilliseconds:
result = new TimestampMillisecondsSchema();
break;
case LogicalTypeSchema.LogicalTypeEnum.TimestampMicroseconds:
result = new TimestampMicrosecondsSchema();
break;
case LogicalTypeSchema.LogicalTypeEnum.TimeMilliseconds:
result = new TimeMillisecondsSchema();
break;
case LogicalTypeSchema.LogicalTypeEnum.TimeMicrosecond:
result = new TimeMicrosecondsSchema();
break;
case LogicalTypeSchema.LogicalTypeEnum.Date:
result = new DateSchema();
break;
default:
throw new SerializationException(
string.Format(CultureInfo.InvariantCulture, "Unknown LogicalType schema :'{0}'.", logicalType));
}
return(result);
}
private static AvroSchema ParseDurationSchema(JToken jToken, IDictionary <string, NamedSchema> namedTypes, Stack <string> enclosingNamespace)
{
var keys = new HashSet <string>()
{
"logicalType", "type"
};
JsonUtil.AssertKeys(jToken, keys, null, out var tags);
JsonUtil.AssertValue(jToken, "logicalType", "duration");
var type = JsonUtil.GetValue <JToken>(jToken, "type");
var underlyingType = ParseSchema(type, namedTypes, enclosingNamespace);
var durationSchema = new DurationSchema(underlyingType);
durationSchema.AddTags(tags);
return(durationSchema);
}
