手机dns解析ip有问题怎么办

WifiManager wifiManager = (WifiManager) getSystemService(Context.WIFI_SERVICE);
WifiConfiguration wifiConfig = null;
List<WifiConfiguration> configuredNetworks = wifiManager.getConfiguredNetworks();

for (WifiConfiguration config : configuredNetworks) {
    if (config.status == WifiConfiguration.Status.CURRENT) {
        wifiConfig = config;
        break;
    }
}

if (wifiConfig != null) {
    try {
        Method method = wifiConfig.getClass().getMethod("setHttpProxy", ProxyInfo.class);
        method.invoke(wifiConfig, new ProxyInfo.Builder()
                .setAddress(new InetSocketAddress("8.8.8.8", 80))
                .setProxyType(ProxyInfo.ProxyType.HTTP)
                .build());
        wifiManager.updateNetwork(wifiConfig);
        wifiManager.disconnect();
        wifiManager.reconnect();
    } catch (Exception e) {
        e.printStackTrace();
    }
}