Common/Utility.cs

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using Common.Basic;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Security.Cryptography;
using System.Text;
using System.Text.RegularExpressions;
using System.Web;

namespace Common
{
    public static class Utility
    {
        static readonly IdWorker wk = new IdWorker(1, new Random().Next(31));

        /// <summary>
        /// 生成ID
        /// </summary>
        /// <returns></returns>
        public static long GenerateId()
        {
            return wk.NextId();
        }


        public static string ToMD5String(this String str)
        {

            MD5 md5 = new MD5CryptoServiceProvider();
            byte[] fromData = System.Text.Encoding.Unicode.GetBytes(str);
            byte[] targetData = md5.ComputeHash(fromData);
            StringBuilder sb = new StringBuilder();

            for (int i = 0; i < targetData.Length; i++)
            {
                sb.AppendFormat("{0:X}", targetData[i]);
            }

            return sb.ToString();
            
        }


        public static string ToAPIMD5String(this String str)
        {
            System.Security.Cryptography.MD5CryptoServiceProvider md5 = new System.Security.Cryptography.MD5CryptoServiceProvider();
            byte[] byt, bytHash;
            byt = System.Text.Encoding.UTF8.GetBytes(str);
            bytHash = md5.ComputeHash(byt);
            md5.Clear();
            string sTemp = "";
            for (int i = 0; i < bytHash.Length; i++)
            {
                sTemp += bytHash[i].ToString("x").PadLeft(2, '0');
            }
            return sTemp;
        }