public List<String> getChildren(String fqn) {
        final Node n = findNode(fqn);
        if (n == null)
            return null;
        final Set<String> names = n.getChildrenNames();
        return new ArrayList<String>(names);
    }
public List < String > getChildren ( String fqn ) { final Node n = findNode ( fqn ) ; if ( n == null ) return null ; final Set < String > names = n . getChildrenNames ( ) ; return new ArrayList < String > ( names ) ; }
Returns all children of a given node.

@param fqn The fully qualified name of the node
@return A list of child names (as Strings)