question: returns the identifiers of all data sources available to the user associated with the current session . concode_field_sep String authToken concode_elem_sep String dataSource concode_elem_sep List<String> availableDataSources concode_elem_sep String username concode_field_sep String getDataSource concode_elem_sep String getAuthToken concode_elem_sep String getUsername
target: List < String > function ( ) { return availableDataSources ; }