LoggerWeakRef(Logger logger) 
{
            super(logger, loggerRefQueue);
            name = logger.getName();  // save for namedLoggers cleanup
}

  void dispose() 
{
            if (node != null) {
                // if we have a LogNode, then we were a named Logger
                // so clear namedLoggers weak ref to us
                manager.namedLoggers.remove(name);
                name = null;  // clear our ref to the Logger's name
                node.loggerRef = null;  // clear LogNode's weak ref to us
                node = null;            // clear our ref to LogNode
            }
            if (parentRef != null) {
                // this LoggerWeakRef has or had a parent Logger
                Logger parent = parentRef.get();
                if (parent != null) {
                    // the parent Logger is still there so clear the
                    // parent Logger's weak ref to us
                    parent.removeChildLogger(this);
                }
                parentRef = null;  // clear our weak ref to the parent Logger
            }
}

  void setNode(LogNode node) 
{
            this.node = node;
}

  void setParentRef(WeakReference<Logger> parentRef) 
{
            this.parentRef = parentRef;
}