cdm/src/main/java/ucar/nc2/ncml/AggregationExisting.java
private String getCacheName() {
    String cacheName = ncDataset.getLocation();
    if (cacheName == null) cacheName = ncDataset.getCacheName();
    return cacheName;
  }
private String getCacheName() {
    String cacheName = ncDataset.getLocation();
    if (cacheName == null) cacheName = ncDataset.getCacheName();
    return cacheName;
  }
has the name getCacheName()