Actually, one update, otherwise traversal could continue needlessly.
>
> From DefaultUnionExpr
>
> public Object evaluate(Context context) throws JaxenException
> {
> List results = new ArrayList();
>
> List lhsResults = convertToList( getLHS().evaluate( context ) );
> List rhsResults = convertToList( getRHS().evaluate( context ) );
>
> Navigator nav = context.getNavigator();
>
> List nodes = context.getNodeSet();
> int size = nodes.size();
>
> /*
> * do this only while there are nodes to sort
> */
>
> for( int i = 0;
> i < size && ( lhsResults.size() > 0 || rhsResults.size() > 0 );
> i ++)
> {
> /*
> * for each node in this context, get ordered decendant iterator
> */
> Iterator it = nav.getDescendantAxisIterator( nodes.get(i) );
>
> /*
> * again, only if something to do...
> */
> while( it.hasNext()
> && ( lhsResults.size() > 0 || rhsResults.size() > 0 ))
> {
> Object n = it.next();
if ( lhsResults.remove( n ) )
{
rhsResults.remove( n );
results.add( n );
}
else if (rhsResults.remove( n ) )
{
results.add( n );
}
> }
> }
>
> return results;
> }
--
Geir Magnusson Jr. [EMAIL PROTECTED]
System and Software Consulting
"Whoever would overthrow the liberty of a nation must begin by subduing the
freeness of speech." - Benjamin Franklin
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