XDataReceiver.class, xModel );
if( xDataProv != null &&
xRec != null )
{
xRec.attachDataProvider( xDataProv );
String aURL = "file://" + System.getProperty( "user.dir" ) +
System.getProperty( "file.separator" ) + "data.chd";
log.println( aURL );
xRec.setRangeRepresentation( aURL );
}