常用工具类

常用工具方法

public class Utils
    {
        /// <summary>
        /// JSON
        /// </summary>
        /// <param name="txt"></param>
        /// <returns></returns>
        public static Dictionary<string, object> Json2Obj(string txt)
        {
            JavaScriptSerializer serializer = new JavaScriptSerializer();
            Dictionary<string, object> json = (Dictionary<string, object>)serializer.DeserializeObject(txt);
            return json;
        }

        public static bool SerializeObject(string path, Object obj)
        {
            FileStream fs = null;
            bool b = false;
            try
            {
                fs = new FileStream(path, FileMode.Create);
                BinaryFormatter bf = new BinaryFormatter();
                bf.Serialize(fs, obj);
                b = true;
            }
            catch (Exception e)
            {
                b = false;
                CLogger.WriteLog(ELogLevel.ERROR, e.Message);
            }
            finally
            {
                if (fs != null)
                    fs.Close();
            }
            return b;
        }

        public static Object DeserializeObject(string path)
        {
            if (!File.Exists(path))
                return null;
            Object obj = new Object();

            FileStream fs = null;
            try
            {
                fs = new FileStream(path, FileMode.Open);
                BinaryFormatter bf = new BinaryFormatter();
                obj = bf.Deserialize(fs);
            }
            catch (Exception e)
            {
                CLogger.WriteLog(ELogLevel.ERROR, e.Message);
            }
            finally
            {
                if (fs != null)
                    fs.Close();
            }
            return obj;
        }

        [DllImport("shell32.dll")]
        public static extern IntPtr ShellExecute(IntPtr hwnd, string lpOperation, string lpFile, string lpParameters, string lpDirectory, Int32 nShowCmd);

        public static bool CheckUrl(string url)
        {
            return Regex.IsMatch(url, "http[s]*://.+");
        }
        public static String HtmlClearCode(String formattedMessage, bool nbSpace, bool newLine)
        {
            if (string.IsNullOrEmpty(formattedMessage))
                return formattedMessage;

            while (formattedMessage.IndexOf("<") >= 0)
            {
                int i = formattedMessage.IndexOf("<");
                int j = formattedMessage.IndexOf(">");
                if (j >= 0)
                {
                    j = j - i + 1;
                }
                else
                {
                    j = formattedMessage.Length - i;
                }

                if (j < 0)
                {
                    j = 0;
                }

                formattedMessage = formattedMessage.Remove(i, j);
            }

            //space
            if (nbSpace)
            {
                formattedMessage = formattedMessage.Replace("&nbsp;", " ");
            }

            //br
            if (newLine)
            {
                formattedMessage = formattedMessage.Replace("<br>", "");
            }

            return formattedMessage;
        }

        private static Random rand = new Random();

        public static int NextInt(int maxInt)
        {
            return rand.Next(maxInt);
        }