/// <summary>
/// Determine and create the directory where the raw data is saved in 1-hour chunks.
/// </summary>
private void DetermineFilePath()
{
if (isActive)
{
if (presentHour != DateTime.Now.Hour)
{
if (bwPLFormat != null)
bwPLFormat.CloseFile();
presentHour = DateTime.Now.Hour;
// Need to create a new directory and switch the file name
dayPath = DirectoryStructure.DayDirectoryToUse(aRootPathName);
// Make sure hour directory exists
currentDataFile = dayPath + "\\" + presentHour + "\\";
if (!System.IO.Directory.Exists(currentDataFile))
System.IO.Directory.CreateDirectory(currentDataFile);
currentDataFile = currentDataFile + FILE_TYPE_MONIKER + "." +
DirectoryStructure.GetDate() + "." + COMP_ID + "." + FILE_EXT;
bwPLFormat = new ByteWriter(currentDataFile, true);
bwPLFormat.OpenFile();
// Ensure that the first data point in the new file will start
// with the full, rather than differential, timecode info.
isForceTimestampSave = true;
}
}
}
/// <summary>
/// Save the file in case of power loss. Allow for appending afterwards.
/// </summary>
public void FlushBytes()
{
// Only run if file setup previously
if (bwPLFormat != null)
{
bwPLFormat.Flush();
bwPLFormat.CloseFile();
bwPLFormat = new ByteWriter(currentDataFile, false);
bwPLFormat.OpenFile(false);
}
}
private void SetupFiles(String byteFileName, String logFileName)
{
isSetup = true;
DateTime dt = DateTime.Now;
int tc = Environment.TickCount;
fnData = byteFileName + "." + dt.Year + "-" + dt.Month + "-" + dt.Day + "-" + dt.Hour + "-" + dt.Minute + "-" + dt.Second + "-" + dt.Millisecond + ".b";
fnDataPLFormat = byteFileName + "." + dt.Year + "-" + dt.Month + "-" + dt.Day + "-" + dt.Hour + "-" + dt.Minute + "-" + dt.Second + "-" + dt.Millisecond + ".PLFormat";
logData = logFileName + "." + dt.Year + "-" + dt.Month + "-" + dt.Day + "-" + dt.Hour + "-" + dt.Minute + "-" + dt.Second + "-" + dt.Millisecond + ".log";
fw = new FileWriter(logData,false);
WriteLogComment("TickCount at file creation: " + tc);
bw = new ByteWriter(fnData,true);
bw.OpenFile();
bwPLFormat = new ByteWriter(fnDataPLFormat,true);
bwPLFormat.OpenFile();
}
/// <summary>
/// Save the file in case of power loss. Allow for appending afterwards.
/// </summary>
public void FlushBytes()
{
// Only run if file setup previously
if (isSetup && isActive)
{
bw.Flush();
bw.CloseFile();
bw = new ByteWriter(fnData,false);
bw.OpenFile (false);
bwPLFormat.Flush();
bwPLFormat.CloseFile();
bwPLFormat = new ByteWriter(fnDataPLFormat,false);
bwPLFormat.OpenFile (false);
}
}
private void WriteTimeStampPLFormat(double unixTime, ByteWriter byteWriter)
{
if (isActive)
{
UnixTime.GetUnixTimeBytes(unixTime, retBytes);
byteWriter.WriteBytes(retBytes, 6);
}
}
private void WriteTimeStamp(int time, ByteWriter byteWriter)
{
if (isActive)
byteWriter.WriteInt(time);
}
/// <summary>
/// Test method
/// </summary>
static void Main()
{
String outFile = "\\My Documents\\testBytes.txt";
Console.WriteLine("Outfile: " + outFile);
ByteWriter bw = new ByteWriter(outFile,true);
bw.OpenFile();
for (int i = 0; i < 30; i++)
{
bw.WriteInt(i);
Console.WriteLine("Wrote value: " + i);
}
bw.CloseFile();
}
