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import org.apache.dubbo.common.utils.StringUtils;

import org.apache.dubbo.registry.NotifyListener;

import org.apache.dubbo.registry.Registry;

import org.springframework.beans.factory.DisposableBean;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.boot.context.event.ApplicationReadyEvent;

import java.util.Set;

import java.util.concurrent.ConcurrentHashMap;

import java.util.concurrent.ConcurrentMap;

@Component

            Constants.ENABLED_KEY, Constants.ANY_VALUE,

    /**

     * Make sure ID never changed when the same url notified many times

     */

    @Override

    public void notify(List<URL> urls) {

            } else {// Fix map can not be cleared when service is unregistered: when a unique “group/service:version” service is unregistered, but we still have the same services with different version or group, so empty protocols can not be invoked.

                    }