private void _read()
{
_lenSubfields = m_io.ReadU2le();
__raw_subfields = m_io.ReadBytes(LenSubfields);
var io___raw_subfields = new KaitaiStream(__raw_subfields);
_subfields = new Subfields(io___raw_subfields, this, m_root);
}
/// <summary> Adds a new subfield code to this MARC field or updates an existing subfield of the same code </summary>
/// <param name="Subfield_Code"> Code for this subfield in the MARC record field </param>
/// <param name="Data"> Data stored for this subfield </param>
/// <remarks> This is used to replace a non-repeatable subfield with new data </remarks>
public void Add_NonRepeatable_Subfield(char Subfield_Code, string Data)
{
// Look through existing subfields
foreach (MARC_Transfer_Subfield subfield in Subfields)
{
if (subfield.Subfield_Code == Subfield_Code)
{
subfield.Data = Data;
return;
}
}
// Add this as a new subfield
Subfields.Add(new MARC_Transfer_Subfield(Subfield_Code, Data));
}
/// <summary> Gets the colleciton of subfields by subfield code </summary>
/// <param name="Subfield_Code">Code for this subfield in the MARC record field </param>
/// <returns> Collection of subfields by subfield code </returns>
public ReadOnlyCollection <MARC_Transfer_Subfield> Subfields_By_Code(char Subfield_Code)
{
List <MARC_Transfer_Subfield> returnValue = Subfields.Where(Subfield => Subfield.Subfield_Code == Subfield_Code).ToList();
return(new ReadOnlyCollection <MARC_Transfer_Subfield>(returnValue));
}
/// <summary> Clears the list of all subfields in this field </summary>
public void Clear_Subfields()
{
Subfields.Clear();
}
/// <summary> Adds a new subfield code to this MARC field </summary>
/// <param name="Subfield_Code"> Code for this subfield in the MARC record field </param>
/// <param name="Data"> Data stored for this subfield </param>
public void Add_Subfield(char Subfield_Code, string Data)
{
Subfields.Add(new MARC_Transfer_Subfield(Subfield_Code, Data));
}
/// <summary> Returns flag indicating if this data field has the indicated subfield </summary>
/// <param name="Subfield_Code">Code for the subfield in question</param>
/// <returns>TRUE if the subfield exists, otherwise FALSE</returns>
public bool has_Subfield(char Subfield_Code)
{
return(Subfields.Any(Subfield => Subfield.Subfield_Code == Subfield_Code));
}
