public UNode getMember(String name) {
        if (m_childNodeMap == null) {
            return null;
        }
        return m_childNodeMap.get(name);
    }
public UNode getMember ( String name ) { if ( m_childNodeMap == null ) { return null ; } return m_childNodeMap . get ( name ) ; }
Get the child node (member) of this UNode with the given name. If this UNode isn't
a MAP or there is no child node with the given name, null is returned. Note: the
UNode returned is not copied.

@param name  Candidate name of a child member node.
@return      Child UNode with the given name, if any, otherwise null.