ModificationOperation op = ModificationOperation.REPLACE_ATTRIBUTE;
Attribute opAttr = oldEntry.get( operationalAttribute );
if ( opAttr != null )
{
opAttr = opAttr.clone();
opAttr.remove( subentryDn.getNormName() );
if ( opAttr.size() < 1 )
{
op = ModificationOperation.REMOVE_ATTRIBUTE;