private byte[] CalculateChecksumForEntityType(Type entityType)
{
var crcs = new List <byte[]>();
foreach (IEntityWithRedundancyCheck entity in this.Set(entityType))
{
crcs.Add(entity.CRC);
}
var verticalChecksum = _redundancyCheckAnalyzer.CalculateHashFromMultipleCRCs(crcs);
return(verticalChecksum);
}
private bool IsEntityCorrupted(IQueryable entityDbSet, Type entityType)
{
var crcs = new List <byte[]>();
foreach (IEntityWithRedundancyCheck entity in entityDbSet.AsNoTracking())
{
if (!_redundancyCheckAnalyzer.IsValid(entity)) //Encontre un registro corrupto
{
return(true);
}
crcs.Add(entity.CRC);
}
//Calculo el hash vertical con todos los CRC individuales y lo comparo con lo que tengo almacenado
var verticalChecksum = _redundancyCheckAnalyzer.CalculateHashFromMultipleCRCs(crcs);
var savedVerticalDigitCheck = this.DbContext.CheckDigits.Find(entityType.FullName);
return(!verticalChecksum.SequenceEqual(savedVerticalDigitCheck.Checksum));
}