private IList <AmqpDescribed> CreateFilters()
{
string str;
if (string.IsNullOrWhiteSpace(this.StartOffset) && !this.ReceiverStartTime.HasValue && base.Filter == null)
{
return(null);
}
List <AmqpDescribed> amqpDescribeds = null;
if (base.Filter != null)
{
amqpDescribeds = new List <AmqpDescribed>()
{
MessageConverter.GetFilter(base.Filter)
};
}
if (base.Mode == ReceiveMode.ReceiveAndDelete && (!string.IsNullOrWhiteSpace(this.StartOffset) || this.ReceiverStartTime.HasValue))
{
if (amqpDescribeds == null)
{
amqpDescribeds = new List <AmqpDescribed>();
}
if (string.IsNullOrWhiteSpace(this.StartOffset))
{
CultureInfo invariantCulture = CultureInfo.InvariantCulture;
object[] milliseconds = new object[1];
DateTime? receiverStartTime = this.ReceiverStartTime;
milliseconds[0] = TimeStampEncoding.GetMilliseconds(receiverStartTime.Value);
str = string.Format(invariantCulture, "amqp.annotation.x-opt-enqueuedtimeutc > {0}", milliseconds);
}
else if (this.OffsetInclusive)
{
CultureInfo cultureInfo = CultureInfo.InvariantCulture;
object[] startOffset = new object[] { this.StartOffset };
str = string.Format(cultureInfo, "amqp.annotation.x-opt-offset >= '{0}'", startOffset);
}
else
{
CultureInfo invariantCulture1 = CultureInfo.InvariantCulture;
object[] objArray = new object[] { this.StartOffset };
str = string.Format(invariantCulture1, "amqp.annotation.x-opt-offset > '{0}'", objArray);
}
amqpDescribeds.Add(new AmqpSelectorFilter(str));
}
return(amqpDescribeds);
}
/// <summary>
/// Decodes a timestamp from the buffer and advances the buffer's position.
/// </summary>
/// <param name="buffer">The buffer to read.</param>
/// <returns>A timestamp.</returns>
public static DateTime?DecodeTimeStamp(ByteBuffer buffer)
{
return(TimeStampEncoding.Decode(buffer, 0));
}
/// <summary>
/// Encodes a timestamp and appends the bytes to the buffer.
/// </summary>
/// <param name="data">The timestamp.</param>
/// <param name="buffer">The destination buffer.</param>
public static void EncodeTimeStamp(DateTime?data, ByteBuffer buffer)
{
TimeStampEncoding.Encode(data, buffer);
}
/// <summary>
/// Gets the encode size of a timestamp.
/// </summary>
/// <param name="value">The timestamp.</param>
/// <returns>Encode size in bytes of the timestamp.</returns>
public static int GetTimeStampEncodeSize(DateTime?value)
{
return(TimeStampEncoding.GetEncodeSize(value));
}