in dubbo-remoting-extensions/dubbo-remoting-etcd3/src/main/java/org/apache/dubbo/remoting/etcd/jetcd/JEtcdClientWrapper.java [565:596]
protected void doClose() {
try {
cancelKeepAlive = true;
if (globalLeaseId != 0) {
revokeLease(this.globalLeaseId);
}
} catch (Exception e) {
logger.warn("revoke global lease '" + globalLeaseId + "' failed, registry: " + url, e);
}
try {
if (started && future != null) {
started = false;
future.cancel(true);
reconnectNotify.shutdownNow();
}
} catch (Exception e) {
logger.warn("stop reconnect Notify failed, registry: " + url, e);
}
try {
retryFuture.cancel(true);
retryExecutor.shutdownNow();
} catch (Throwable t) {
logger.warn(t.getMessage(), t);
}
if (getClient() != null) {
getClient().close();
}
}