public static void ConstructPartition(Tag tag)
{
try
{
if (tag.Status != TagStatus.FilterValueOK)
{
throw new InvalidOperationException("ConstructPartition, wrong tag processing sequence");
}
if (!BitStringValidator.IsValidSGTIN96BitString(tag.BitStringValue))
{
throw new ArgumentException("ConstructPartition, Invalid bitString");
}
tag.Partition = Convert.ToInt32(tag.BitStringValue.Substring(PARTITION_START_POSITION, PARTITION_LENGTH), 2);
tag.Status = TagStatus.PartitionValueOK;
if (tag.Partition > PARTITION_MAX_VALUE)
{
throw new ArgumentException("Parititon value out of range", "Partition");
}
}
catch (Exception)
{
tag.Status = TagStatus.PartitionValueError;
throw;
}
}
public static void ConstructItemReference(Tag tag)
{
try
{
if (tag.Status != TagStatus.CompanyPrefixOK)
{
throw new InvalidOperationException("ConstructItemReference, wrong tag processing sequence");
}
if (!BitStringValidator.IsValidSGTIN96BitString(tag.BitStringValue))
{
throw new ArgumentException("ConstructItemReference, Invalid bitString");
}
var itemReferenceStartPosition = GetItemReferenceStartPosition(tag.Partition);
var itemReferenceLength = GetItemReferenceLength(tag.Partition);
tag.ItemReference = Convert.ToInt32(tag.BitStringValue.Substring(itemReferenceStartPosition, itemReferenceLength), 2);
tag.Status = TagStatus.ItemReferenceOK;
}
catch (Exception)
{
tag.Status = TagStatus.ItemReferenceError;
throw;
}
}
public static void ConstructHeader(Tag tag)
{
try
{
if (tag.Status != TagStatus.ConvertedToBitOK)
{
throw new InvalidOperationException("ConstructHeader, wrong tag processing sequence");
}
if (!BitStringValidator.IsValidSGTIN96BitString(tag.BitStringValue))
{
throw new ArgumentException("ConstructHeader, Invalid bitString");
}
tag.Header = Convert.ToInt32(tag.BitStringValue.Substring(HEADER_START_POSITION, HEADER_LENGTH), 2);
tag.Status = TagStatus.HeaderValueOK;
if (tag.Header != HEADER_VALID_VALUE)
{
throw new ArgumentException("Header value not valid: " + tag.Header.ToString(), "tag.Header");
}
}
catch (Exception)
{
tag.Status = TagStatus.HeaderValueError;
throw;
}
}
public static void ConstructReference(Tag tag)
{
try
{
if (tag.Status != TagStatus.ItemReferenceOK)
{
throw new InvalidOperationException("ConstructReference, wrong tag processing sequence");
}
if (!BitStringValidator.IsValidSGTIN96BitString(tag.BitStringValue))
{
throw new ArgumentException("ConstructReference, Invalid bitString");
}
tag.SerialReference = Convert.ToInt64(tag.BitStringValue.Substring(SERIALREFERENCE_START_POSITION, SERIALREFERENCE_LENGTH), 2);
tag.Status = TagStatus.SerialReferenceOK;
}
catch (Exception)
{
tag.Status = TagStatus.SerialReferenceError;
throw;
}
}
public static void ConstructCompanyPrefix(Tag tag)
{
try
{
if (tag.Status != TagStatus.PartitionValueOK)
{
throw new InvalidOperationException("ConstructCompanyPrefix, wrong tag processing sequence");
}
if (!BitStringValidator.IsValidSGTIN96BitString(tag.BitStringValue))
{
throw new ArgumentException("ConstructCompanyPrefix, Invalid bitString");
}
tag.CompanyPrefix = GetCompanyPrefixValue(tag.Partition, tag.BitStringValue);
tag.Status = TagStatus.CompanyPrefixOK;
}
catch (Exception)
{
tag.Status = TagStatus.CompanyPrefixError;
throw;
}
}
public static void ConstructFilter(Tag tag)
{
try
{
if (tag.Status != TagStatus.HeaderValueOK)
{
throw new InvalidOperationException("ConstructFilter, wrong tag processing sequence");
}
if (!BitStringValidator.IsValidSGTIN96BitString(tag.BitStringValue))
{
throw new ArgumentException("ConstructFilter, Invalid bitString");
}
tag.Filter = Convert.ToInt32(tag.BitStringValue.Substring(FILTER_START_POSITION, FILTER_LENGTH), 2);
tag.Status = TagStatus.FilterValueOK;
}
catch (Exception)
{
tag.Status = TagStatus.FilterValueError;
throw;
}
}