/// <summary>
/// 安全地记录一个异常对象到文本文件。
/// </summary>
/// <param name="ex"></param>
public static void SafeLogException(Exception ex)
{
if (ex is MyMessageException)
{
return;
}
if (ex is HttpException)
{
HttpException ee = ex as HttpException;
if (ee.GetHttpCode() == 404)
{
return;
}
}
try {
string logfilePath = Path.Combine(HttpRuntime.AppDomainAppPath, @"App_Data\ErrorLog.txt");
string message = ex.ToString() + "\r\n\r\n\r\n";
if (HttpContext.Current != null)
{
message = "Url: " + HttpContext.Current.Request.RawUrl + "\r\n" + message;
}
RetryFile.AppendAllText(logfilePath, message, System.Text.Encoding.UTF8);
}
catch { }
}
/// <summary>
/// 批量写入日志信息
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="list"></param>
public void Write <T>(List <T> list) where T : Model.BaseInfo
{
if (list == null || list.Count == 0)
{
return;
}
// 注意：取类型名称时，不采用 info.GetType().Name ，因为可能有继承情况
string filePath = GetFilePath(typeof(T));
StringBuilder sb = new StringBuilder();
foreach (T info in list)
{
string json = ClownFish.Base.JsonExtensions.ToJson(info);
string contents = json + "\r\n\r\n" + s_separateLine + "\r\n\r\n";
sb.Append(contents);
}
if (sb.Length > 0)
{
RetryFile.AppendAllText(filePath, sb.ToString(), Encoding.UTF8);
}
}
/// <summary>
/// 写入单条日志信息
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="info"></param>
public void Write <T>(T info) where T : Model.BaseInfo
{
if (info == null)
{
return;
}
// 注意：取类型名称时，不采用 info.GetType().Name ，因为可能有继承情况
string filePath = GetFilePath(typeof(T));
string json = ClownFish.Base.JsonExtensions.ToJson(info);
string contents = json + "\r\n\r\n" + s_separateLine + "\r\n\r\n";
RetryFile.AppendAllText(filePath, contents, Encoding.UTF8);
}
/// <summary>
/// 写入单条日志信息
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="info"></param>
public void Write <T>(T info) where T : Model.BaseInfo
{
if (info == null)
{
return;
}
// 注意：取类型名称时，不采用 info.GetType().Name ，因为可能有继承情况
string filePath = GetFilePath(typeof(T));
string xml = XmlHelper.XmlSerialize(info, Encoding.UTF8);
string contents = xml + "\r\n\r\n" + s_separateLine + "\r\n\r\n";
RetryFile.AppendAllText(filePath, contents, Encoding.UTF8);
}
/// <summary>
/// 写入一条消息到日志文件。
/// 说明：为了防止程序突然崩溃，写入消息时，不做任何缓冲处理，且每次写入时打开文件
/// </summary>
/// <param name="category">消息类别，默认：INFO</param>
/// <param name="message">消息文本</param>
public virtual string Write(string message, string category = null)
{
// 扩展点：如果希望在写文件时，同时将消息输出到控制台，可以重写这个方法。
string line = GetLine(message, category);
if (line == null)
{
return(null);
}
if (_lock != null)
{
lock ( _lock ) {
RetryFile.AppendAllText(_filePath, line, Encoding.UTF8);
}
}
else
{
RetryFile.AppendAllText(_filePath, line, Encoding.UTF8);
}
return(line);
}