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【CSharp】 NET Log操作
作者:Dezai.CN / 发布于2012/8/13/ 419
NET Log操作
<div>代码</div>
<div>using System;
using System.Text;
using System.Web;
using System.IO;
using System.Collections;
using System.Threading;</div>
<div>namespace Pub.Class
{
 /// <summary>
 /// 日志管理类
 /// </summary>
 public class Log
 {
 private static object lockHelper = new object();
 #region Write/Read
 /// <summary>
 /// 写日志
 /// </summary>
 /// <param name="LogFileName">文件</param>
 /// <param name="Strings">消息</param>
 public static bool Write(string fileName,string str) {
 return Write(fileName, str, "utf-8");
 }
 /// <summary>
 /// 写日志gb2312 UTF-8
 /// </summary>
 /// <param name="fileName">文件</param>
 /// <param name="str">消息</param>
 /// <param name="encoding">编码gb2312 UTF-8</param>
 public static bool Write(string fileName,string str,string encoding){
 bool _isTrue = false;
 lock(lockHelper) {
 System.IO.FileStream f = null;
 System.IO.StreamWriter f2 = null;
 try {
 if (!System.IO.File.Exists(fileName)) { f = System.IO.File.Create(fileName); f.Close(); f.Dispose(); f = null; }
 f2 = new System.IO.StreamWriter(fileName, true, System.Text.Encoding.GetEncoding(encoding));
 f2.WriteLine(str); 
 _isTrue = true;
 } catch { } finally {
 if (f!=null) { f.Close(); f.Dispose(); f = null; }
 if (f2!=null) { f2.Close(); f2.Dispose(); f2 = null; }
 }
 }
 return _isTrue;
 }
 /// <summary>
 /// 读取文件中的内容
 /// </summary>
 /// <param name="fileName">文件</param>
 /// <param name="encoding">编码gb2312 UTF-8</param>
 /// <returns>ArrayList</returns>
 public static ArrayList Read(string fileName,string encoding){
 string lineText = null;ArrayList txtTextArr = new ArrayList();
 if (!FileFolder.FileExists(fileName)) { txtTextArr = null; return txtTextArr; }
<div> lock(lockHelper) {
 StreamReader reader = encoding.Equals("") ? new StreamReader(fileName) : new StreamReader(fileName, System.Text.Encoding.GetEncoding(encoding));
 while ((lineText = reader.ReadLine()) != null){
 txtTextArr.Add(lineText);
 }
<div> reader.Close();
 reader.Dispose();
 }
 return txtTextArr;
 }
 /// <summary>
 /// 读取指定文件内容
 /// </summary>
 /// <param name="fileName">文件路径</param>
 /// <param name="encoding">编码</param>
 /// <returns></returns>
 public static StringBuilder ReadFile(string fileName,string encoding){
 string lineText = null;StringBuilder txtTextArr = new StringBuilder();
 if (!FileFolder.FileExists(fileName)) { txtTextArr = null; return txtTextArr; }
<div> lock(lockHelper) {
 StreamReader reader = encoding.Equals("") ? new StreamReader(fileName) : new StreamReader(fileName, System.Text.Encoding.GetEncoding(encoding));
 while ((lineText = reader.ReadLine()) != null){
 txtTextArr.Append(lineText + Environment.NewLine);
 }
<div> reader.Close();
 reader.Dispose();
 }
 return txtTextArr;
 }
 #endregion
 }
}
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