Android 网络通用类 NetUtil

public class NetUtil {

    /**
     * 用户是否连接网络
     *
     * @param context Context
     */
    public static boolean isNetConnection(Context context) {
        final ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        final NetworkInfo networkInfo = connectivityManager.getActiveNetworkInfo();
        return (networkInfo != null && networkInfo.isAvailable());
    }

    /**
     * 是否连接Wifi
     *
     * @param context Context
     */
    public static boolean isWifiConnection(Context context) {
        ConnectivityManager connectivityManager = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
        NetworkInfo wifiNetworkInfo = connectivityManager.getNetworkInfo(ConnectivityManager.TYPE_WIFI);
        if (wifiNetworkInfo.isConnected()) {
            return true;
        }
        return false;
    }
}