/// <summary>
/// Gets the asynchronous.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="name">The name.</param>
/// <param name="bSlidingTimeWindow">if set to <c>true</c> [b sliding time window].</param>
/// <param name="callbackAsync">The callback asynchronous.</param>
/// <param name="args">The arguments.</param>
/// <returns></returns>
public async Task <T> GetAsync <T>(string name, bool bSlidingTimeWindow, Func <string, object[], Task <CacheDataInfo <T> > > callbackAsync = null, params object[] args)
{
var node = GetCachedNode(name, bSlidingTimeWindow);
if (node == null)
{
if (callbackAsync == null)
{
return(default(T));
}
using (var rLock = new ResourceLockAsync(name))
{
using (await rLock.WriterLockAsync())
{
node = GetCachedNode(name, bSlidingTimeWindow);
if (node == null)
{
var cData = await callbackAsync(name, args);
if (cData == null)
{
return(default(T));
}
Set(name, cData.NewCacheData, cData.KeepAlive);
return(cData.NewCacheData);
}
}
}
}
return((T)node.Data);
}
/// <summary>
/// Initializes a new instance of the <see cref="LogTextFileWriter"/> class.
/// </summary>
/// <param name="fileName">Name of the file.</param>
/// <param name="recycleNumber">The recycle number.</param>
/// <param name="forceDirectoryCreation">if set to <c>true</c> [force directory creation].</param>
public LogTextFileWriter(string fileName, int recycleNumber, bool forceDirectoryCreation)
{
Disposed = false;
LogFilePath = fileName.DetermineParameterPath();
RecycleNumber = recycleNumber;
CreateDirectory = forceDirectoryCreation;
_resourceLock = new ResourceLockAsync(fileName);
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.
/// </summary>
public void Dispose()
{
lock (this)
{
if (!Disposed)
{
Disposed = true;
GC.SuppressFinalize(this);
_resourceLock?.Dispose();
_resourceLock = null;
}
}
}
