private IList <DateTimeRangeArchive> GetArchives(LoadArgs args)
{
var begin = DateTime.MinValue;
var end = DateTime.MaxValue;
if (args != null)
{
if (args.Begin.HasValue)
{
begin = args.Begin.Value;
}
if (args.End.HasValue)
{
end = args.End.Value;
}
}
var folderPath = AppDomain.CurrentDomain.Combine("Trace");
if (!Directory.Exists(folderPath))
{
return(new List <DateTimeRangeArchive>());
}
var logs = Directory.GetFiles(folderPath, "*.log");
var archiveIds = logs.Select(x => Path.GetFileNameWithoutExtension(new FileInfo(x).Name)).ToList();
var archives = ParseArchives(archiveIds).FilterOverlaps(begin, end).ToList();
return(archives);
}
public async Task <IList <IClientSpan> > Read(LoadArgs args)
{
var archives = GetArchives(args);
var results = new List <IClientSpan>();
foreach (var archive in archives)
{
var filePath = CreateFilePath(archive.ArchiveId);
var jsonLines = await _asyncFile.ReadAllLines(filePath).ConfigureAwait(false);
if (jsonLines != null)
{
foreach (var jsonLine in jsonLines)
{
var result = jsonLine.FromJson <IList <ClientSpan> >(null);
if (result != null)
{
results.AddRange(result);
}
}
}
}
return(results);
}
public Task Clear(LoadArgs args)
{
var archives = GetArchives(args);
var tasks = new List <Task>();
foreach (var archive in archives)
{
var filePath = CreateFilePath(archive.ArchiveId);
tasks.Add(_asyncFile.Delete(filePath));
}
return(Task.WhenAll(tasks));
}