protected override object GetData(object value)
{
Xlob xlob = value as Xlob;
if (xlob == null) return null;
if (compression == null)
{
if (xlob.Equals(Xlob.Empty)) return "";
StringXlob sx = xlob as StringXlob;
if (sx != null) return sx.XmlFragment;
using (StringWriter sw = new StringWriter())
{
xlob.WriteTo(sw);
return sw.ToString();
}
}
else
{
CompressedXlob cx = xlob as CompressedXlob;
if (cx != null && cx.Compression.Equals(compression)) return cx.Data;
using (MemoryStream data = new MemoryStream())
{
using (XmlWriter xw = compression.GetCompressor(data))
xlob.WriteTo(xw);
return data.ToArray();
}
}
}
