public void UpsertEntity <Tentity>(int?identityValue, ref Tentity entityObject, AsyncAutomateAccountingEntities dbContext) where Tentity : class
{
if (identityValue.HasValue)
{
dbContext.Entry(entityObject).State = System.Data.Entity.EntityState.Modified;
}
else
{
dbContext.Set <Tentity>().Add(entityObject);
}
dbContext.SaveChanges();
}