tdcommon/src/main/java/thredds/server/catalog/DataRootPathMatcher.java
private boolean put(DataRootExt dateRootExt) {
    map.put(dateRootExt.getPath(), dateRootExt);
    return treeSet.add(dateRootExt.getPath());
  }
private boolean put(DataRootExt dateRootExt) {
    map.put(dateRootExt.getPath(), dateRootExt);
    return treeSet.add(dateRootExt.getPath());
  }
private boolean put ( DataRootExt dateRootExt ) { map . put ( dateRootExt . getPath ( ) , dateRootExt ) ; return treeSet . add ( dateRootExt . getPath ( ) ) ; }
Add a dataRootExt to in-memory tree.
@return true if not already exist
Add a dataRootExt to in - memory tree .