public RollingFileReader(string baseFileName, IFilePositionStore store, ReadBehaviour readBehaviour)
{
//TODO UNCs are not allowed
_store = store;
BaseFileName = baseFileName;
switch (readBehaviour)
{
case ReadBehaviour.FromBeginning:
_position = new FilePosition(new FileId(baseFileName, DateTime.MinValue), 0);
break;
case ReadBehaviour.FromWhereLeft:
_position = _store.GetPosition(baseFileName);
if (_position == null)
{
_position = new FilePosition(new FileId(baseFileName, DateTime.MinValue), 0);
}
break;
case ReadBehaviour.FromCurrentPos:
var fileInfo = new FileInfo(baseFileName); //TODO what if not there??
var fileId = new FileId(baseFileName, fileInfo.LastWriteTimeUtc);
long pos = fileInfo.Length;
_position = new FilePosition(fileId, pos);
break;
default:
throw new NotSupportedException("Unsupported ReadBehaviour");
}
FileStream = OpenFileStream(_position);
}
public RollingFileTextReaderManager(string pattern, IFilePositionStore store, ReadBehaviour readBehaviour, Func <string, string, bool> func)
{
_positionStore = store;
_knownFiles = new Dictionary <string, TimeBasedPollerForLineReader>();
_readBehaviour = readBehaviour;
_func = func;
_fileWatcher = new FileWatcher(pattern, OnNewFile);
foreach (var file in Search.FindFiles(pattern))
{
OnNewFile(file);
}
}
public RollingFileReaderManager(string pattern, IFilePositionStore store, ReadBehaviour readBehaviour, IOutputProvider outputProvider)
{
_positionStore = store;
_knownFiles = new Dictionary <string, TimeBasedPoller>();
_readBehaviour = readBehaviour;
_outputProvider = outputProvider;
_fileWatcher = new FileWatcher(pattern, OnNewFile);
foreach (var file in Search.FindFiles(pattern))
{
OnNewFile(file);
}
}
