public static void Insert <V>(this IMultiFieldValueMapper <V> mapper, IFileWriter writer)
where V : class, new()
{
if (mapper.SignatureFieldMapper != null)
{
mapper.SignatureFieldMapper.Target = mapper.Value;
mapper.SignatureFieldMapper.Insert(writer);
}
foreach (var f in mapper.FieldMappers)
{
f.Target = mapper.Value;
f.Insert(writer);
}
}
public static ExtractStatus Extract <V>(this IMultiFieldValueMapper <V> mapper, IFileReader reader)
where V : class, new()
{
ExtractStatus r = ExtractStatus.Failed;
if (mapper.SignatureFieldMapper == null)
{
if (mapper.Value == null)
{
mapper.Value = new V();
}
}
else
{
mapper.SignatureFieldMapper.Target = mapper.Value;
r = mapper.SignatureFieldMapper.Extract(reader);
if (r != ExtractStatus.Success)
{
return(r);
}
if (mapper.Value == null)
{
mapper.Value = mapper.SignatureFieldMapper.Target;
}
}
if (null == mapper.Value)
{
if (mapper.IsMandatory)
{
throw new Exception(mapper.FieldInfo + "Mandatory field is empty.");
}
}
else if (null != mapper.FieldMappers)
{
foreach (var f in mapper.FieldMappers)
{
f.Target = mapper.Value;
r = f.Extract(reader);
if (r != ExtractStatus.Success)
{
break;
}
}
}
return(ExtractStatus.Success);
}
private static ExtractStatus ExtractValues <V>(IMultiFieldValueMapper <V> mapper, IFileReader reader)
where V : class, new()
{
ExtractStatus r = ExtractStatus.Success;
if (null != mapper.FieldMappers)
{
foreach (var f in mapper.FieldMappers)
{
f.Target = mapper.Value;
r = f.Extract(reader);
if (r != ExtractStatus.Success)
{
break;
}
}
}
return(r);
}
