private SqlNumber(SerializationInfo info)
{
state = info.GetValue <NumericState>("state");
if (info.HasMember("byteCount"))
{
byteCount = info.GetInt32("byteCount");
}
else
{
byteCount = 120;
}
if (info.HasMember("valueAsLong"))
{
valueAsLong = info.GetInt64("valueAsLong");
innerValue = new BigDecimal(valueAsLong);
}
else if (state == NumericState.None)
{
valueAsLong = 0;
var unscaledBytes = info.GetValue <byte[]>("unscaled");
var scale = info.GetInt32("scale");
var precision = info.GetInt32("precision");
innerValue = new BigDecimal(new BigInteger(unscaledBytes), scale, new MathContext(precision));
}
else
{
innerValue = null;
valueAsLong = 0;
}
}
private SqlNumber(NumericState state, BigDecimal value)
: this()
{
valueAsLong = 0;
byteCount = 120;
if (value != null && value.Scale == 0)
{
BigInteger bint = value.ToBigInteger();
int bitCount = bint.BitLength;
if (bitCount < 30)
{
valueAsLong = bint.ToInt64();
byteCount = 4;
}
else if (bitCount < 60)
{
valueAsLong = bint.ToInt64();
byteCount = 8;
}
}
innerValue = value;
State = state;
}
private SqlNumber(SerializationInfo info, StreamingContext context)
{
var unscaledBytes = (byte[])info.GetValue("unscaled", typeof(byte[]));
var precision = info.GetInt32("precision");
var scale = info.GetInt32("scale");
var value = new BigDecimal(new BigInteger(unscaledBytes), scale, new MathContext(precision));
valueAsLong = 0;
byteCount = 120;
if (value.Scale == 0)
{
var bint = value.ToBigInteger();
int bitCount = bint.BitLength;
if (bitCount < 30)
{
valueAsLong = bint.ToInt64();
byteCount = 4;
}
else if (bitCount < 60)
{
valueAsLong = bint.ToInt64();
byteCount = 8;
}
}
state = (NumericState)info.GetByte("state");
innerValue = value;
}
