question: returns the dataurl persistence object . this object can be used to retrieve / update / create new dataurl metadata objects concode_field_sep Dao<Dimension,Integer> dimension concode_elem_sep Dao<EXGeographicBoundingBox,Integer> ex_GeographicBoundingBox concode_elem_sep Dao<LegendURL,Integer> legendURL concode_elem_sep Dao<RasdamanLayer,Integer> rasdamanLayer concode_elem_sep Dao<ContactInformation,Integer> contactInformation concode_elem_sep Dao<ExceptionFormat,String> exceptionFormat concode_elem_sep Dao<Crs,Integer> crs concode_elem_sep Dao<ServiceKeyword,Integer> serviceKeyword concode_elem_sep Dao<Style,String> style concode_elem_sep Dao<AuthorityURL,Integer> authorityURL concode_elem_sep Dao<MetadataURL,Integer> metadataURL concode_elem_sep Dao<Layer,Integer> layer concode_elem_sep JdbcConnectionSource connection concode_elem_sep Dao<DataURL,Integer> dataURL concode_elem_sep Dao<GetMapFormat,String> getMapFormat concode_elem_sep Dao<Service,Integer> service concode_elem_sep Dao<Attribution,Integer> attribution concode_elem_sep Dao<BoundingBox,Integer> boundingBox concode_elem_sep Dao<GetCapabilitiesFormat,String> getCapabilitiesFormat concode_field_sep Dao<ServiceKeyword,Integer> getServiceKeyword concode_elem_sep void closePersistence concode_elem_sep Dao<MetadataURL,Integer> getMetadataURL concode_elem_sep Dao<GetCapabilitiesFormat,String> getGetCapabilitiesFormat concode_elem_sep Dao<Crs,Integer> getCrs concode_elem_sep Dao<Layer,Integer> getLayer concode_elem_sep Dao<GetMapFormat,String> getGetMapFormat concode_elem_sep Dao<BoundingBox,Integer> getBoundingBox concode_elem_sep Dao<AuthorityURL,Integer> getAuthorityURL concode_elem_sep Dao<Service,Integer> getService concode_elem_sep D getMetadataClassByName concode_elem_sep Dao<Style,String> getStyle concode_elem_sep Dao<RasdamanLayer,Integer> getRasdamanLayer concode_elem_sep Dao<Attribution,Integer> getAttribution concode_elem_sep Dao<ExceptionFormat,String> getExceptionFormat concode_elem_sep Dao<LegendURL,Integer> getLegendURL concode_elem_sep Dao<Dimension,Integer> getDimension concode_elem_sep Dao<ContactInformation,Integer> getContactInformation concode_elem_sep Dao<EXGeographicBoundingBox,Integer> getExGeographicBoundingBox
target: Dao < DataURL , Integer > function ( ) { if ( dataURL == null ) { dataURL = DaoManager . < Dao < DataURL , Integer > , DataURL > createDao ( connection , DataURL . class ) ; } return dataURL ; }