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package scala.xml;
/** Generic.load( <fileName> ) will load the xml document from file and
* create a tree with scala.Labelled, PCDATA and scala.Symbol objects.
* Text can appear within PCDATA at the leaves.
*/
object Generic {
def load( filename:String ):Labelled = {
val b = new GenericFactoryAdapter().loadXML( filename );
b.asInstanceOf[Labelled]
};
class GenericFactoryAdapter extends dtd2scala.FactoryAdapter() {
import scala.xml.javaAdapter.Map ;
import scala.xml.javaAdapter.HashMap ;
def iterToList[ a ]( iter:java.util.Iterator ):List[a] =
if( !iter.hasNext() )
Nil
else
(iter.next().asInstanceOf[a])::iterToList( iter ) ;
def elementContainsText( name:java.lang.String ):boolean = true;
// default behaviour is hash-consing
val cache = new HashMap();
def createElement( elemName:String,
attribs :java.util.Map, // ignore attributes.
children:java.util.Iterator ):scala.Object = {
val el = Labelled( Symbol( elemName), iterToList[ Any ]( children ));
val el_cache = cache.get( el.asInstanceOf[scala.All]).asInstanceOf[scala.Object];
if ( el_cache != null ) {
System.err.println("[using cached elem!]");
el_cache
} else {
cache.put( el.asInstanceOf[scala.All], el.asInstanceOf[scala.All] );
el
}
}
def createPCDATA( text:String ):scala.Object = {
new PCDATA( text );
};
} // GenericFactoryAdapter
}
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