private string getFileName(FlatFileTypeEnum interval, long pointID, bool isInternal, DateTime dt)
{
string fName;
fName = m_DataPath;
fName += dt.ToString("yyyyMM") + "data\\";
try { Directory.CreateDirectory(fName); }
catch (Exception e)
{
// TODO : handle directory could not be created
Console.Write(e.Message);
}
fName += dt.ToString("yyyyMM") + pointID.ToString();
switch (interval)
{
case FlatFileTypeEnum.FF_ONEMIN: // One minute file
fName += "One Minute";
break;
case FlatFileTypeEnum.FF_ONEMINPRED: // One minute control prediction file
if (isInternal)
{
fName += "Internal Pred";
}
else
{
fName += "Pred";
}
break;
case FlatFileTypeEnum.FF_FIVEMIN: // Five minute file
fName += "Five Minute";
break;
case FlatFileTypeEnum.FF_TENSEC: // 10 second File
fName += "Ten Second";
break;
case FlatFileTypeEnum.FF_TENSECRAW: // Raw File
fName += "One Minute Raw";
break;
}
if ((isInternal) && (interval != FlatFileTypeEnum.FF_ONEMINPRED))
{
fName += " Internal";
}
return(fName + ".dat");
}
public int calcRecordNum(FlatFileTypeEnum interval, DateTime sDateTime)
{
int rec = 0;
if ((sDateTime.Hour == 0) && (sDateTime.Minute == 0) && (sDateTime.Second == 0))
{
switch (interval)
{
case FlatFileTypeEnum.FF_ONEMIN:
case FlatFileTypeEnum.FF_ONEMINPRED:
rec = (sDateTime.Day) * 1440; // Get the last record of the current day
break;
case FlatFileTypeEnum.FF_FIVEMIN:
rec = (sDateTime.Day) * 288; // Get the last record of the current day
break;
case FlatFileTypeEnum.FF_TENSEC:
rec = (sDateTime.Day) * 8640; // Get the last record of the current day
break;
}
}
else
{
switch (interval)
{
case FlatFileTypeEnum.FF_ONEMIN:
case FlatFileTypeEnum.FF_ONEMINPRED:
rec = ((sDateTime.Day - 1) * 1440) + ((sDateTime.Hour) * 60) + sDateTime.Minute;
break;
case FlatFileTypeEnum.FF_FIVEMIN:
rec = ((sDateTime.Day - 1) * 288) + ((sDateTime.Hour) * 12) + (sDateTime.Minute / 5);
break;
case FlatFileTypeEnum.FF_TENSEC:
rec = ((sDateTime.Day - 1) * 8640) + ((sDateTime.Hour) * 360) + (sDateTime.Minute * 6) + (sDateTime.Second / 10);
break;
}
}
rec--;
return(rec);
}
public List <double> readDataFromFlatFile(FlatFileTypeEnum interval, long pointID, bool isInternal, DateTime sDateTime, double numRecToRead, bool isRaw)
{
return(readDataFromFlatFile(interval, pointID, isInternal, sDateTime, numRecToRead, isRaw, null));
}
private List <double> readDataFromFlatFile(FlatFileTypeEnum interval, long pointID, bool isInternal, DateTime sDateTime, double numRecToRead, bool isRaw, string fixedFileName)
{
try
{
string fName;
int curRec;
int secPerRec = 60;
DateTime lastDateTime;
DateTime curDateTime;
int recInFile;
List <double> data = new List <double>();
if (fixedFileName == null)
{
if (!isRaw)
{
fName = getFileName(interval, pointID, isInternal, sDateTime);
}
else
{
fName = getFileName(FlatFileTypeEnum.FF_TENSECRAW, pointID, isInternal, sDateTime);
}
}
else
{
fName = fixedFileName;
}
switch (interval)
{
case FlatFileTypeEnum.FF_ONEMIN:
case FlatFileTypeEnum.FF_ONEMINPRED:
secPerRec = 60;
if (sDateTime.Second != 0)
{
sDateTime = sDateTime.AddSeconds(sDateTime.Second * -1);
}
break;
case FlatFileTypeEnum.FF_FIVEMIN:
secPerRec = 300;
if (sDateTime.Second != 0)
{
sDateTime = sDateTime.AddSeconds(sDateTime.Second * -1);
}
if (sDateTime.Minute % 5 != 0)
{
sDateTime = sDateTime.AddMinutes(5 - (sDateTime.Minute % 5));
}
break;
case FlatFileTypeEnum.FF_TENSEC:
secPerRec = 10;
if (sDateTime.Second % 10 != 0)
{
sDateTime = sDateTime.AddSeconds(10 - (sDateTime.Second % 10));
}
break;
}
recInFile = DateTime.DaysInMonth(sDateTime.Year, sDateTime.Month) * (86400 / secPerRec);
createFile(fName, recInFile);
curRec = calcRecordNum(interval, sDateTime);
if (curRec == -1)
{
throw new IndexOutOfRangeException("Record could not be located");
}
lastDateTime = sDateTime;
curDateTime = sDateTime;
FileStream fs = new FileStream(fName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
BinaryReader br = new BinaryReader(fs);
br.BaseStream.Seek((curRec * 8), SeekOrigin.Begin);
bool midnightRoll = false;
for (int i = 0; i < numRecToRead; i++)
{
lastDateTime = curDateTime;
data.Add(br.ReadDouble());
if (i == 280)
{
Console.Write("");
}
if (midnightRoll)
{
curDateTime = curDateTime.AddDays(1);
midnightRoll = false;
}
curDateTime = curDateTime.AddSeconds(secPerRec);
if ((curDateTime.Hour == 0) && (curDateTime.Minute == 0))
{
curDateTime = curDateTime.AddDays(-1);
midnightRoll = true;
}
if (curDateTime.Month != lastDateTime.Month)
{
// The month has changed so we nee to get the next month's file
br.Close();
fs.Close();
fName = getFileName(interval, pointID, isInternal, curDateTime);
createFile(fName, recInFile);
fs = new FileStream(fName, FileMode.OpenOrCreate, FileAccess.Read, FileShare.ReadWrite);
br = new BinaryReader(fs);
}
}
return(data);
}
catch (Exception e)
{
LCAFileUtils.logErrorDetails("readDataFromFlatFile", "LCAFlatFileErr.txt", e);
return(new List <double>());
}
}
public List <IntervalData> readHourlyDataFromFF(FlatFileTypeEnum interval, long pointID, bool isInternal, double multiplier, DateTime sDateTime, DateTime eDateTime)
{
int curPos, numDays, intPerDay, intPerHour = 0;
double sum;
List <double> intData = new List <double>();
List <IntervalData> data = new List <IntervalData>();
LCAUnixTime curUnix = new LCAUnixTime(sDateTime);
TimeSpan ts = (eDateTime.Date - sDateTime.Date);
numDays = ts.Days + 1;
switch (interval)
{
case FlatFileTypeEnum.FF_ONEMIN:
curUnix = new LCAUnixTime(new DateTime(sDateTime.Year, sDateTime.Month, sDateTime.Day, 0, 1, 0));
intPerHour = 60;
intPerDay = 24 * 60;
break;
case FlatFileTypeEnum.FF_FIVEMIN:
curUnix = new LCAUnixTime(new DateTime(sDateTime.Year, sDateTime.Month, sDateTime.Day, 0, 5, 0));
intPerHour = 12;
intPerDay = 24 * 12;
break;
case FlatFileTypeEnum.FF_TENSEC:
intPerHour = 360;
curUnix = new LCAUnixTime(new DateTime(sDateTime.Year, sDateTime.Month, sDateTime.Day, 0, 0, 10));
intPerDay = 24 * 360;
break;
default:
intPerDay = -1;
numDays = -1;
break;
}
for (int i = 0; i < numDays; i++)
{
// Read the interval data
curPos = 0;
intData = readDataFromFlatFile(interval, pointID, isInternal, curUnix.AsDateTime, intPerDay, false);
// sum up the hours
for (int j = 1; j <= 24; j++)
{
sum = 0;
int hour = j;
if (hour == 24)
{
hour = 0;
}
LCAUnixTime hourUnix = new LCAUnixTime(new DateTime(curUnix.AsDateTime.Year, curUnix.AsDateTime.Month, curUnix.AsDateTime.Day, hour, 0, 0));
for (int k = 0; k < intPerHour; k++)
{
if (intData[curPos] != -1)
{
sum += intData[curPos];
}
curPos++;
}
sum *= multiplier;
data.Add(new IntervalData(sum, hourUnix));
}
curUnix.addHours(24);
}
return(data);
}
public List <double> readDataFromFlatFile(string fileName, LCAUnixTime sUnix, LCAUnixTime eUnix)
{
try {
FlatFileTypeEnum interval = FlatFileTypeEnum.FF_ONEMIN;
long pointID = 1;
double count = 1;
bool isRaw = false;
bool done = false;
string temp = "";
int pos = 0;
string fileNamePortion;
string tempDate;
string thisChar;
bool isInternal = false;
fileNamePortion = fileName.Substring(fileName.LastIndexOf("\\")).ToUpper();
if (fileNamePortion.Contains("ONE MINUTE"))
{
interval = FlatFileTypeEnum.FF_ONEMIN;
}
else if (fileNamePortion.Contains("FIVE MINUTE"))
{
interval = FlatFileTypeEnum.FF_FIVEMIN;
}
else if (fileNamePortion.Contains("TEN SECOND"))
{
interval = FlatFileTypeEnum.FF_TENSEC;
}
if (fileNamePortion.Contains("ONE MINUTE RAW"))
{
isRaw = true;
}
if (fileNamePortion.Contains("INTERNAL"))
{
isInternal = true;
}
pos = 7;
while (!done)
{
thisChar = fileNamePortion.Substring(pos, 1);
try
{
int.Parse(thisChar);
temp += thisChar;
}
catch
{
done = true;
}
pos++;
if (pos > fileNamePortion.Length)
{
done = true;
}
}
try
{
pointID = int.Parse(temp);
}
catch { }
long seconds = eUnix.AsUnixTime - sUnix.AsUnixTime;
switch (interval)
{
case FlatFileTypeEnum.FF_ONEMIN:
count = seconds / 60;
break;
case FlatFileTypeEnum.FF_FIVEMIN:
count = seconds / 300;
break;
case FlatFileTypeEnum.FF_TENSEC:
count = seconds / 10;
break;
}
count++;
return(readDataFromFlatFile(interval, pointID, isInternal, sUnix.AsDateTime, count, isRaw, fileName));
}
catch (Exception e)
{
return(new List <double>());
}
}
public bool writeFlatFile(FlatFileTypeEnum interval, long pointID, bool isInternal, DateTime sDateTime, List <double> data, bool isRaw)
{
bool bRet = true;
string fName;
int recInFile;
int curRec;
DateTime curDateTime;
DateTime lastDateTime;
int secPerRec = 60;
try
{
if (!isRaw)
{
fName = getFileName(interval, pointID, isInternal, sDateTime);
}
else
{
fName = getFileName(FlatFileTypeEnum.FF_TENSECRAW, pointID, isInternal, sDateTime);
}
switch (interval)
{
case FlatFileTypeEnum.FF_ONEMIN:
case FlatFileTypeEnum.FF_ONEMINPRED:
secPerRec = 60;
if (sDateTime.Second != 0)
{
sDateTime = sDateTime.AddSeconds(sDateTime.Second * -1);
}
break;
case FlatFileTypeEnum.FF_FIVEMIN:
secPerRec = 300;
if (sDateTime.Second != 0)
{
sDateTime = sDateTime.AddSeconds(sDateTime.Second * -1);
}
if (sDateTime.Minute % 5 != 0)
{
sDateTime = sDateTime.AddMinutes(5 - (sDateTime.Minute % 5));
}
break;
case FlatFileTypeEnum.FF_TENSEC:
secPerRec = 10;
if (sDateTime.Second % 10 != 0)
{
sDateTime = sDateTime.AddSeconds(10 - (sDateTime.Second % 10));
}
break;
}
recInFile = DateTime.DaysInMonth(sDateTime.Year, sDateTime.Month) * (86400 / secPerRec);
createFile(fName, recInFile);
lastDateTime = sDateTime;
curDateTime = sDateTime;
FileStream fs = new FileStream(fName, FileMode.Open, FileAccess.Write, FileShare.ReadWrite);
BinaryWriter bw = new BinaryWriter(fs);
curRec = calcRecordNum(interval, sDateTime);
bw.Seek(curRec * 8, SeekOrigin.Begin);
lastDateTime = sDateTime;
bool midnightRoll = false;
for (int i = 0; i < data.Count(); i++)
{
if (curDateTime.Month != lastDateTime.Month)
{
// The month has changed so we nee to get the next month's file
bw.Flush();
fs.Flush();
bw.Close();
fName = getFileName(interval, pointID, isInternal, curDateTime);
createFile(fName, recInFile);
fs = new FileStream(fName, FileMode.Open, FileAccess.Write, FileShare.ReadWrite);
bw = new BinaryWriter(fs);
}
bw.Write(data.ElementAt(i));
lastDateTime = curDateTime;
curDateTime = curDateTime.AddSeconds(secPerRec);
if (midnightRoll == true)
{
curDateTime = curDateTime.AddDays(1);
midnightRoll = false;
}
if ((curDateTime.Hour == 0) && (curDateTime.Minute == 0))
{
curDateTime = curDateTime.AddDays(-1);
midnightRoll = true;
}
}
bw.Flush();
fs.Flush();
bw.Close();
}
catch (Exception e)
{
Console.Write("Error writing flat file: " + e.Message);
bRet = false;
}
return(bRet);
}
public bool writeFlatFile(string fileName, LCAUnixTime sUnix, List <double> data)
{
try
{
FlatFileTypeEnum interval = FlatFileTypeEnum.FF_ONEMIN;
long pointID = 1;
double count = 1;
bool isRaw = false;
bool done = false;
string temp = "";
int pos = 0;
string fileNamePortion;
string tempDate;
string thisChar;
bool isInternal = false;
fileNamePortion = fileName.Substring(fileName.LastIndexOf("\\")).ToUpper();
if (fileNamePortion.Contains("ONE MINUTE"))
{
interval = FlatFileTypeEnum.FF_ONEMIN;
}
else if (fileNamePortion.Contains("FIVE MINUTE"))
{
interval = FlatFileTypeEnum.FF_FIVEMIN;
}
else if (fileNamePortion.Contains("TEN SECOND"))
{
interval = FlatFileTypeEnum.FF_TENSEC;
}
if (fileNamePortion.Contains("ONE MINUTE RAW"))
{
isRaw = true;
}
if (fileNamePortion.Contains("INTERNAL"))
{
isInternal = true;
}
pos = 7;
while (!done)
{
thisChar = fileNamePortion.Substring(pos, 1);
try
{
int.Parse(thisChar);
temp += thisChar;
}
catch
{
done = true;
}
pos++;
if (pos > fileNamePortion.Length)
{
done = true;
}
}
try
{
pointID = int.Parse(temp);
}
catch { }
return(writeFlatFile(interval, pointID, isInternal, sUnix.AsDateTime, data, isRaw));
}
catch (Exception e)
{
return(false);
}
}
