/// <summary>
/// Serializes binary data to a XmlNode.
/// </summary>
/// <param name="obj"></param>
/// <param name="ctorParamType"></param>
/// <param name="parent"></param>
protected void SerializeBinaryObject(Object obj, Type ctorParamType, XmlNode parent)
{
XmlElement proplist = null;
String val = null;
try
{
// If the objact is a Stream or can be converted to a byte[]...
TypeConverter tc = TypeDescriptor.GetConverter(obj.GetType());
if (tc.CanConvertTo(typeof(byte[])) || typeof(Stream).IsAssignableFrom(obj.GetType()))
{
byte[] barr = null;
// Convert to byte[]
if (typeof(Stream).IsAssignableFrom(obj.GetType()))
{
// Convert a Stream to byte[]
BinaryContainerTypeConverter bctc = new BinaryContainerTypeConverter();
barr = bctc.ConvertStreamToByteArray((Stream)obj);
}
else
{
// Convert the object to a byte[]
barr = (byte[])tc.ConvertTo(obj, typeof(byte[]));
}
// Create a constructor node
proplist = parent.OwnerDocument.CreateElement(taglib.CONSTRUCTOR_TAG);
parent.AppendChild(proplist);
// Set info about the constructor type as attributes
SetObjectInfoAttributes("0", ctorParamType, proplist);
// Create a node for the binary data
XmlNode bindata = proplist.OwnerDocument.CreateElement(taglib.BINARY_DATA_TAG);
proplist.AppendChild(bindata);
// Set info about the binary data type as attributes (currently it's always byte[])
SetObjectInfoAttributes("0", typeof(byte[]), bindata);
// Convert the byte array to a string so it's easy to store it in XML
val = System.Convert.ToBase64String(barr, 0, barr.Length);
bindata.InnerText = val.ToString();
}
}
catch (Exception exc)
{
if (!IgnoreSerialisationErrors)
{
throw exc;
}
else
{
// perhaps logging
}
}
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="data"></param>
public BinaryContainer(Stream data)
{
BinaryContainerTypeConverter conv = new BinaryContainerTypeConverter();
this.data = conv.ConvertStreamToByteArray(data);
}