returns all the registered staged model data handlers . concode_field_sep ServiceRegistrationMap<StagedModelDataHandler<?>> _serviceRegistrations concode_elem_sep Map<String,StagedModelDataHandler<?>> _stagedModelDataHandlers concode_elem_sep StagedModelDataHandlerRegistryUtil _instance concode_elem_sep ServiceTracker<StagedModelDataHandler<?>,StagedModelDataHandler<?>> _serviceTracker concode_field_sep void _register concode_elem_sep StagedModelDataHandler<?> _getStagedModelDataHandler concode_elem_sep void unregister concode_elem_sep void unregister concode_elem_sep List<StagedModelDataHandler<?>> _getStagedModelDataHandlers concode_elem_sep StagedModelDataHandler<?> addingService concode_elem_sep void _unregister concode_elem_sep void removedService concode_elem_sep StagedModelDataHandler<?> getStagedModelDataHandler concode_elem_sep void modifiedService concode_elem_sep void register
List < StagedModelDataHandler < ? >> function ( ) { return _instance . _getStagedModelDataHandlers ( ) ; }