public static bool TryParseBinarySerializationDataItem(byte[] allBytes, int arrayPosition,
out BinaryFormatSerializationDataItem serializationDataitem, out int size)
{
bool result = false;
size = 0;
serializationDataitem = null;
if (allBytes.Length >= arrayPosition + MinSize)
{
var brandNameLength = BitConverter.ToInt16(allBytes, arrayPosition + DateSize);
var supposedSize = MinSize + brandNameLength * 2;
if (allBytes.Length >= arrayPosition + supposedSize)
{
size = supposedSize;
serializationDataitem = new BinaryFormatSerializationDataItem();
serializationDataitem.Day = BitConverter.ToInt16(allBytes, arrayPosition);
serializationDataitem.Month = BitConverter.ToInt16(allBytes, arrayPosition + sizeof(short));
serializationDataitem.Year = BitConverter.ToInt32(allBytes, arrayPosition + sizeof(short) * 2);
serializationDataitem.BrandName = Encoding.Unicode.GetString(allBytes, arrayPosition + DateSize + sizeof(short), brandNameLength * 2);
Debug.Assert(brandNameLength == serializationDataitem.BrandNameLength,
$"{nameof(BinaryFormatSerializationDataItem)} byte parser has bug related to {nameof(BrandName)} and/or {nameof(BrandNameLength)} length");
serializationDataitem.Price = BitConverter.ToInt32(allBytes, arrayPosition + (MinSize - sizeof(int)) + brandNameLength * 2);
result = true;
}
}
return(result);
}
private static bool TryParseBytesManually(byte[] allBytes, out BinaryFormatSerializationData binaryFormatSerializationData)
{
Debug.Assert(allBytes != null, "Internal binary parse bytes pre-check for null failed");
bool result = false;
BinaryFormatSerializationData tempData = new BinaryFormatSerializationData();
if (Header == BitConverter.ToInt16(allBytes, 0))
{
tempData.RecordsCount = BitConverter.ToUInt16(allBytes, sizeof(ushort));
tempData.DataItems = new List <BinaryFormatSerializationDataItem>();
int parsedItemsSize = MinSize;
if (tempData.RecordsCount > 0)
{
for (int x = 0; x < tempData.RecordsCount; x++)
{
int itemSize;
BinaryFormatSerializationDataItem serializationDataItem;
if (BinaryFormatSerializationDataItem.TryParseBinarySerializationDataItem(allBytes, parsedItemsSize,
out serializationDataItem, out itemSize))
{
tempData.DataItems.Add(serializationDataItem);
parsedItemsSize += itemSize;
if (x == tempData.RecordsCount - 1)
{
result = true;
}
}
else
{
tempData = null;
break;
}
}
}
else
{
result = true;
}
}
binaryFormatSerializationData = tempData;
return(result);
}
