public void ToDateTime_OutOfRange(long seconds, int nanoseconds)
{
var value = new Timestamp { Seconds = seconds, Nanos = nanoseconds };
Assert.Throws<InvalidOperationException>(() => value.ToDateTime());
}
public void ToDateTimeTruncation()
{
var t1 = new Timestamp { Seconds = 1, Nanos = 1000000 + Duration.NanosecondsPerTick - 1 };
Assert.AreEqual(new DateTime(1970, 1, 1, 0, 0, 1, DateTimeKind.Utc).AddMilliseconds(1), t1.ToDateTime());
var t2 = new Timestamp { Seconds = -1, Nanos = 1000000 + Duration.NanosecondsPerTick - 1 };
Assert.AreEqual(new DateTime(1969, 12, 31, 23, 59, 59).AddMilliseconds(1), t2.ToDateTime());
}
public static DateTime ToDateTime(this Timestamp timestamp)
{
var protoTimestamp = new Google.Protobuf.WellKnownTypes.Timestamp
{
Nanos = timestamp.Nanos,
Seconds = timestamp.Seconds
};
return(protoTimestamp.ToDateTime());
}
public void Arithmetic()
{
Timestamp t1 = new Timestamp { Seconds = 10000, Nanos = 5000 };
Timestamp t2 = new Timestamp { Seconds = 8000, Nanos = 10000 };
Duration difference = new Duration { Seconds = 1999, Nanos = Duration.NanosecondsPerSecond - 5000 };
Assert.AreEqual(difference, t1 - t2);
Assert.AreEqual(-difference, t2 - t1);
Assert.AreEqual(t1, t2 + difference);
Assert.AreEqual(t2, t1 - difference);
}
public void TimestampStandalone_NonNormalized(long seconds, int nanoseconds)
{
var timestamp = new Timestamp { Seconds = seconds, Nanos = nanoseconds };
Assert.Throws<InvalidOperationException>(() => JsonFormatter.Default.Format(timestamp));
}
public void ToDateTime_ValidBoundaries(long seconds, int nanoseconds)
{
var value = new Timestamp { Seconds = seconds, Nanos = nanoseconds };
value.ToDateTime();
}
public static Timestamp ToTimestamp(this DateTime dateTime)
{
return(Timestamp.FromDateTime(dateTime));
}
public static Timestamp ToTimestamp(this DateTimeOffset dateTimeOffset)
{
return(Timestamp.FromDateTimeOffset(dateTimeOffset));
}
private static void StartProducing(ILogger logger, IConfiguration config, SchemaRegistryConfig schemaRegistryConfig)
{
var cachedSchemaRegistryClient = new CachedSchemaRegistryClient(schemaRegistryConfig);
var producerFactory = new ProducerFactory <string, Record>(
logger,
new ProtobufSerializer <Record>(cachedSchemaRegistryClient),
KafkaOptions.ForProducer(config));
var kafkaProducer = producerFactory.CreateProducer();
for (int i = 0; i < 10; i++)
{
var person = new Person
{
Id = i,
Name = $"{nameof(Person.Name)} {i}",
Email = $"{nameof(Person.Email)} {i}",
Age = 20 + i,
PhoneNumber = $"{nameof(Person.PhoneNumber)} {i}"
};
var address = new Address
{
PersonId = i,
State = $"{nameof(Address.State)} {i}",
Street = $"{nameof(Address.Street)} {i}",
ZipCode = $"{nameof(Address.ZipCode)} {i}",
};
var personRecord = new Record {
CreatedDate = Timestamp.FromDateTime(DateTime.UtcNow), Id = Guid.NewGuid().ToString(), Payload = Any.Pack(person)
};
var addressRecord = new Record {
CreatedDate = Timestamp.FromDateTime(DateTime.UtcNow), Id = Guid.NewGuid().ToString(), Payload = Any.Pack(address)
};
var personMessage = new Confluent.Kafka.Message <string, Record>
{
Key = Guid.NewGuid().ToString(),
Value = personRecord
};
var addressMessage = new Message <string, Record>
{
Key = Guid.NewGuid().ToString(),
Value = addressRecord
};
logger.Information(
"Sending message => Topic: {Topic} Key: {Key} Value: {Value}",
PERSON_TOPIC,
personMessage.Key,
personMessage.Value);
kafkaProducer.ProduceAsync(PERSON_TOPIC, personMessage)
.GetAwaiter()
.GetResult();
logger.Information(
"Sending message => Topic: {Topic} Key: {Key} Value: {Value}",
PERSON_TOPIC,
addressMessage.Key,
addressMessage.Value);
kafkaProducer.ProduceAsync(PERSON_TOPIC, addressMessage)
.GetAwaiter()
.GetResult();
}
}
private void WriteTimestamp(StringBuilder builder, IMessage value)
{
builder.Append('"');
// TODO: In the common case where this *is* using the built-in Timestamp type, we could
// avoid all the reflection at this point, by casting to Timestamp. In the interests of
// avoiding subtle bugs, don't do that until we've implemented DynamicMessage so that we can prove
// it still works in that case.
int nanos = (int) value.Descriptor.Fields[Timestamp.NanosFieldNumber].Accessor.GetValue(value);
long seconds = (long) value.Descriptor.Fields[Timestamp.SecondsFieldNumber].Accessor.GetValue(value);
// Even if the original message isn't using the built-in classes, we can still build one... and its
// conversion will check whether or not it's normalized.
// TODO: Perhaps the diagnostic-only formatter should not throw for non-normalized values?
Timestamp ts = new Timestamp { Seconds = seconds, Nanos = nanos };
// Use .NET's formatting for the value down to the second, including an opening double quote (as it's a string value)
DateTime dateTime = ts.ToDateTime();
builder.Append(dateTime.ToString("yyyy'-'MM'-'dd'T'HH:mm:ss", CultureInfo.InvariantCulture));
AppendNanoseconds(builder, Math.Abs(ts.Nanos));
builder.Append("Z\"");
}
public void ToString_NonNormalized()
{
// Just a single example should be sufficient...
var duration = new Timestamp { Seconds = 1, Nanos = -1 };
Assert.AreEqual("{ \"@warning\": \"Invalid Timestamp\", \"seconds\": \"1\", \"nanos\": -1 }", duration.ToString());
}
private static void AssertRoundtrip(Timestamp timestamp, DateTime dateTime)
{
Assert.AreEqual(timestamp, Timestamp.FromDateTime(dateTime));
Assert.AreEqual(dateTime, timestamp.ToDateTime());
Assert.AreEqual(DateTimeKind.Utc, timestamp.ToDateTime().Kind);
}
