public byte[] Serialize(double data, bool isKey, MessageMetadata messageMetadata, TopicPartition destination)
{
if (BitConverter.IsLittleEndian)
{
unsafe
{
byte[] result = new byte[8];
byte * p = (byte *)(&data);
result[7] = *p++;
result[6] = *p++;
result[5] = *p++;
result[4] = *p++;
result[3] = *p++;
result[2] = *p++;
result[1] = *p++;
result[0] = *p++;
return(result);
}
}
else
{
return(BitConverter.GetBytes(data));
}
}
public byte[] Serialize(Null data, bool isKey, MessageMetadata messageMetadata, TopicPartition destination) => null;
public Ignore Deserialize(ReadOnlySpan <byte> data, bool isNull, bool isKey, MessageMetadata messageMetadata, TopicPartition source) => null;
public long Deserialize(ReadOnlySpan <byte> data, bool isNull, bool isKey, MessageMetadata messageMetadata, TopicPartition source)
{
if (isNull)
{
throw new DeserializationException($"Null data encountered deserializing Int64 value.");
}
if (data.Length != 8)
{
throw new DeserializationException($"Deserializer<Long> encountered data of length {data.Length}. Expecting data length to be 8.");
}
// network byte order -> big endian -> most significant byte in the smallest address.
long result = ((long)data[0]) << 56 |
((long)(data[1])) << 48 |
((long)(data[2])) << 40 |
((long)(data[3])) << 32 |
((long)(data[4])) << 24 |
((long)(data[5])) << 16 |
((long)(data[6])) << 8 |
(data[7]);
return(result);
}
public Null Deserialize(ReadOnlySpan <byte> data, bool isNull, bool isKey, MessageMetadata messageMetadata, TopicPartition source)
{
if (!isNull)
{
throw new DeserializationException("Deserializer<Null> may only be used to deserialize data that is null.");
}
return(null);
}
public string Deserialize(ReadOnlySpan <byte> data, bool isNull, bool isKey, MessageMetadata messageMetadata, TopicPartition source)
{
if (isNull)
{
return(null);
}
try
{
#if NETCOREAPP2_1
return(Encoding.UTF8.GetString(data));
#else
return(Encoding.UTF8.GetString(data.ToArray()));
#endif
}
catch (Exception e)
{
throw new DeserializationException("Error occured deserializing UTF8 string value", e);
}
}
public byte[] Deserialize(ReadOnlySpan <byte> data, bool isNull, bool isKey, MessageMetadata messageMetadata, TopicPartition source)
{
if (isNull)
{
return(null);
}
return(data.ToArray());
}
public double Deserialize(ReadOnlySpan <byte> data, bool isNull, bool isKey, MessageMetadata messageMetadata, TopicPartition source)
{
if (isNull)
{
throw new DeserializationException($"Null data encountered deserializing an double value.");
}
if (data.Length != 8)
{
throw new DeserializationException($"Deserializer<double> encountered data of length {data.Length}. Expecting data length to be 8.");
}
// network byte order -> big endian -> most significant byte in the smallest address.
if (BitConverter.IsLittleEndian)
{
unsafe
{
double result = default(double);
byte * p = (byte *)(&result);
* p++ = data[7];
* p++ = data[6];
* p++ = data[5];
* p++ = data[4];
* p++ = data[3];
* p++ = data[2];
* p++ = data[1];
* p++ = data[0];
return(result);
}
}
else
{
try
{
#if NETCOREAPP2_1
return(BitConverter.ToDouble(data));
#else
return(BitConverter.ToDouble(data.ToArray(), 0));
#endif
}
catch (Exception e)
{
throw new DeserializationException("Error occured deserializing double value.", e);
}
}
}
public int Deserialize(ReadOnlySpan <byte> data, bool isNull, bool isKey, MessageMetadata messageMetadata, TopicPartition source)
{
if (isNull)
{
throw new DeserializationException($"Null data encountered deserializing an Int32 value");
}
if (data.Length != 4)
{
throw new DeserializationException($"Deserializer<Int32> encountered data of length {data.Length}. Expecting data length to be 4.");
}
// network byte order -> big endian -> most significant byte in the smallest address.
return
((((int)data[0]) << 24) |
(((int)data[1]) << 16) |
(((int)data[2]) << 8) |
(int)data[3]);
}
