private ClientTransportConfig buildConfig(int port) {
        ClientTransportConfig config = new ClientTransportConfig();
        ProviderInfo providerInfo2 = new ProviderInfo().setHost("127.0.0.1").setPort(port);
        config.setProviderInfo(providerInfo2).setContainer("bolt");
        return config;
    }
@author <a href="mailto:zhanggeng.zg@antfin.com">GengZhang</a>
remoting/remoting-bolt/src/test/java/com/alipay/sofa/rpc/transport/bolt/ReuseBoltClientConnectionManagerTest.java