Configuration config = processor.getUnderlyingConfiguration();
runtime.getConfigurer().getSaxonConfigurer().configXSLT(config);
OutputURIResolver uriResolver = config.getOutputURIResolver();
CollectionURIResolver collectionResolver = config.getCollectionURIResolver();
UnparsedTextURIResolver unparsedTextURIResolver = runtime.getResolver();
config.setOutputURIResolver(new OutputResolver());
config.setCollectionURIResolver(new CollectionResolver(runtime, defaultCollection, collectionResolver));