// share these handlers between the IOManager and the PropertyManager
DirListingExportHandler dirHandler = new DirListingExportHandler();
DefaultHandler defaultHandler = new DefaultHandler(null, collectionType,
nonCollectionType, contentType);
ioManager = new IOManagerImpl();
ioManager.addIOHandler(dirHandler);
ioManager.addIOHandler(defaultHandler);
propertyManager = new PropertyManagerImpl();
propertyManager.addPropertyHandler(dirHandler);