/// <summary>
/// write the read descriptor word
/// </summary>
/// <param name="fields"></param>
/// <param name="fieldsList"></param>
/// <exception cref="IOException"> </exception>
private void WriteRdw(List <object> fields, IFieldsList fieldsList)
{
if (_writeRdw)
{
int size = GetFieldsListSize(fields, fieldsList) + RdwSize;
_stream.Write(new byte[] { (byte)(size >> 8), (byte)(size & 0xFF), 0, 0 });
}
}
/// <summary>
/// read a fields list
/// </summary>
/// <param name="fieldsList"></param>
/// <returns></returns>
/// <exception cref="IOException"></exception>
/// <exception cref="EbcdicException"></exception>
private List <object> ReadFields(IFieldsList fieldsList)
{
List <object> values = new List <object>();
IDictionary <string, decimal> readNumericValues = new Dictionary <string, decimal>();
foreach (CopybookElement fieldFormat in fieldsList.Elements)
{
var format = fieldFormat as FieldFormat;
values.Add(format != null
? ReadField(format, readNumericValues)
: ReadFieldsGroup((FieldsGroup)fieldFormat, readNumericValues));
}
return(values);
}
/// <summary>
/// write list of fields
/// </summary>
/// <param name="fields"></param>
/// <param name="fieldsList"></param>
/// <exception cref="IOException"> </exception>
/// <exception cref="EbcdicException"> </exception>
private void WriteFields(List <object> fields, IFieldsList fieldsList)
{
for (int i = 0; i < fields.Count; i++)
{
object fieldFormat = fieldsList.Elements[i];
var format = fieldFormat as FieldFormat;
if (format != null)
{
WriteField((dynamic)fields[i], format);
}
else
{
WriteFieldsGroup(fields[i], (FieldsGroup)fieldFormat);
}
}
}
/// <summary>
/// compute the fields list size
/// </summary>
/// <param name="fields"></param>
/// <param name="fieldsList"></param>
/// <returns></returns>
private int GetFieldsListSize(List <object> fields, IFieldsList fieldsList)
{
int size = 0;
for (int i = 0; i < fields.Count; i++)
{
object fieldFormat = fieldsList.Elements[i];
var format = fieldFormat as FieldFormat;
if (format != null)
{
size += GetFieldSize(fields[i], format);
}
else
{
size += GetFieldsGroupSize(fields[i], (FieldsGroup)fieldFormat);
}
}
return(size);
}
/// <summary>
/// Map fields list object
/// </summary>
/// <param name="item"></param>
/// <param name="fieldsList"></param>
/// <param name="writtenNumbers"></param>
/// <returns></returns>
private List <object> MapFieldsList(object item, IFieldsList fieldsList, IDictionary <string, decimal> writtenNumbers)
{
List <object> values = new List <object>();
PropertyAccessor wrapper = new PropertyAccessor(item);
foreach (CopybookElement element in fieldsList.Elements)
{
var format = element as FieldFormat;
if (format != null)
{
values.Add(Convert(wrapper.GetProperty(GetName(format)), format, writtenNumbers));
}
else
{
values.Add(MapFieldsGroup(wrapper.GetProperty(GetName(element)), (FieldsGroup)element, writtenNumbers));
}
}
return(values);
}
/// <summary>
/// read a fields list
/// </summary>
/// <param name="fieldsList"></param>
/// <returns></returns>
/// <exception cref="IOException"> </exception>
/// <exception cref="EbcdicException"> </exception>
private List<object> ReadFields(IFieldsList fieldsList)
{
List<object> values = new List<object>();
IDictionary<string, decimal> readNumericValues = new Dictionary<string, decimal>();
foreach (CopybookElement fieldFormat in fieldsList.Elements)
{
var format = fieldFormat as FieldFormat;
values.Add(format != null
? ReadField(format, readNumericValues)
: ReadFieldsGroup((FieldsGroup) fieldFormat, readNumericValues));
}
return values;
}
