Common/other/FileAccessHelper.cs

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using System;
using System.IO;
using System.Text;

namespace Common
{
    /// <summary>
    /// FileAccessHelper 文件访问辅助类
    /// </summary>
    public class FileAccessHelper
    {
        private static Encoding defaultEncoding = Encoding.UTF8;

        #region ReadTextFile
        /// <summary>
        /// ReadTextFile
        /// </summary>
        /// <param name="fileName">文件路径</param>
        /// <returns>文本内容</returns>
        public static string ReadTextFile(string fileName)
        { //StreamReader sr = new StreamReader("D:/wwwroot/ip.txt", System.Text.Encoding.Default);
            //while (sr.Peek() > -1)
            //{
            //        string sIpLine = sr.ReadLine();
            //}
            //sr.Close();
            return ReadTextFile(fileName, defaultEncoding);
        }

        /// <summary>
        /// ReadTextFile
        /// </summary>
        /// <param name="fileName">文件路径</param>
        /// <param name="encoding">编码</param>
        /// <returns>文本内容</returns>
        public static string ReadTextFile(string fileName, Encoding encoding)
        {
            string text;

            using (StreamReader sr = new StreamReader(fileName, encoding))
            {
                text = sr.ReadToEnd();
            }

            return text;
        }
        #endregion

        #region WriteTextFile
        /// <summary>
        /// WriteTextFile
        /// </summary>
        /// <param name="fileName">文件路径</param>
        /// <param name="text">文本内容</param>
        public static void WriteTextFile(string fileName, string text)
        {
            WriteTextFile(fileName, text, false, true, defaultEncoding);
        }

        /// <summary>