private void WriteLogToFile()
{
Int64 theCount = 0;
while (FStop == false)
{
try
{
theCount++;
string theLogContent = null;
//队列操作时需要锁定，否则会报错.队列并不是线程安全的.
//但多个队列可以同时写.
lock (this)
{
theLogContent = _logCaches.Dequeue();
}
if (theLogContent != null && theLogContent != "")
{
_streamWriter.WriteLine(theLogContent);
_streamWriter.Flush();
LastExecTime = DateTime.Now;
}
if (theCount > 10000)
{
//GC.Collect();
theCount = 0;
}
}
catch (Exception ex)
{
SysAppEventWriter.WriteEvent(-1, ex.Message, System.Diagnostics.EventLogEntryType.Error);
}
}
}
/// <summary>
/// 清理30分钟没有发生读写的文件流。对于日志文件按天产生的非常有用。
/// </summary>
private void Execute()
{
while (FStop == false)
{
try
{
lock (typeof(LocalLockObject))
{
foreach (var theItem in _Workers)
{
if (DateTime.Now.Subtract(theItem.Value.LastExecTime).Minutes > Timeout)
{
theItem.Value.CloseLogThread();
_Workers.Remove(theItem.Key);
}
}
}
Thread.Sleep(100000);
}
catch (Exception ex)
{
SysAppEventWriter.WriteEvent(-1, ex.Message, System.Diagnostics.EventLogEntryType.Error);
}
}
}
/// <summary>
/// 结束日志内置线程，并关闭所有文件流。程序正常退出时调用.
/// </summary>
public void CloseAll()
{
FStop = true;
if (_writerThread != null)
{
_writerThread.Join();
}
try
{
lock (typeof(LocalLockObject))
{
if (_Workers != null)
{
foreach (var theItem in _Workers)
{
theItem.Value.CloseLogThread();
_Workers.Remove(theItem.Key);
}
}
}
}
catch (Exception ex)
{
SysAppEventWriter.WriteEvent(-1, ex.Message, System.Diagnostics.EventLogEntryType.Error);
}
}
/// <summary>
/// 结束日志内置线程，并关闭所有文件流。程序正常退出时调用.
/// </summary>
public void CloseLogThread()
{
FStop = true;
if (_writerThread != null)
{
_writerThread.Join();
}
try
{
_streamWriter.Flush();
_streamWriter.Close();
_streamWriter.Dispose();
}
catch (Exception ex)
{
SysAppEventWriter.WriteEvent(-1, ex.Message, System.Diagnostics.EventLogEntryType.Error);
}
}