* @throws IOException
*/
public void addPackageFromDrl( final Reader source,
final Reader dsl ) throws DroolsParserException,
IOException {
this.resource = new ReaderResource( source, ResourceType.DSLR );
final DrlParser parser = new DrlParser();
final PackageDescr pkg = parser.parse( source,
dsl );
this.results.addAll( parser.getErrors() );