internal void DeserializeEntry(List <string> row)
{
int propertyOffset = ParentCollection.CollectionOffset;
int collectionEnd = ParentCollection.CollectionWidth + ParentCollection.CollectionOffset;
foreach (KeyValuePair <string, int> kvp in ParentCollection.PropertyToWidthMap)
{
string propertyName = kvp.Key;
int propertyWidth = kvp.Value;
ListSpan <string> propertyVals = row.GetSpan(propertyOffset, propertyOffset + propertyWidth);
DeserializeProperty(propertyName, propertyVals);
propertyOffset += propertyWidth;
}
}
public static byte[] DecodeBytes(IReadOnlyList <int> vals, int numBase, out int skipCount, int numOfdigitsToEncodeLength = 2)
{
int digitsPerByte = (int)Math.Ceiling(Math.Log(256, numBase));
int byteCount = DecodeInt(vals, numBase, numOfdigitsToEncodeLength);
byte[] res = new byte[byteCount];
for (int i = 0; i < byteCount; ++i)
{
int beg = i * digitsPerByte + numOfdigitsToEncodeLength;
int end = (i + 1) * digitsPerByte + numOfdigitsToEncodeLength;
var span = new ListSpan <int>(vals, beg, end);
res[i] = (byte)DecodeInt(span, numBase, digitsPerByte);
}
skipCount = numOfdigitsToEncodeLength + digitsPerByte * byteCount;
return(res);
}
private void DeserializeProperty(string propertyName, ListSpan <string> propertyVals)
{
string firstPropertyVal = propertyVals.First();
if (firstPropertyVal == null)
{
return; //Empty entry
}
//Without an object we can't do much to interpret these
// there's either raw or strings
// raw could be strings, but might be numerical types.
// strings might be strings, or objects
if (propertyVals.Count == 1)
{
if (firstPropertyVal == null)
{
return;
}
this[propertyName] = DeserializeString(firstPropertyVal);
return;
}
// Collections contain in the first element
// the number of elements
int count;
if (firstPropertyVal == _NullRepresentation)
{
//Null collection
this[propertyName] = null;
return;
}
else if (!int.TryParse(firstPropertyVal, out count))
{
throw new FormatException($"Property '{propertyName}' has more than one value, " +
$"but the first value does not represent a number. Value {firstPropertyVal}");
}
this[propertyName] = propertyVals
.Skip(1)
.Take(count)
.Select(DeserializeString)
.ToArray();
}
