cdm/src/main/java/thredds/client/catalog/Catalog.java
public Iterable<Dataset> getAllDatasets() {
    List<Dataset> all = new ArrayList<>();
    addAll(this, all);
    return all;
  }
public Iterable<Dataset> getAllDatasets() {
    List<Dataset> all = new ArrayList<>();
    addAll(this, all);
    return all;
  }
get all datasets contained directly in this catalog