}
}
public Object unmarshal(HierarchicalStreamReader reader,
UnmarshallingContext context) {
FactHandle factHandle = new DefaultFactHandle( reader.getAttribute( "fact-handle" ) );
String identifierOut = reader.getAttribute( "out-identifier" );
GetObjectCommand cmd = new GetObjectCommand( factHandle );
if ( identifierOut != null ) {
cmd.setOutIdentifier( identifierOut );