public virtual void Add(string path, byte[] bytes, long offset, int length)
{
byte[] lockFileBuffer = null;
byte[] logFileBuffer = null;
if (System.IO.File.Exists(FileBasedTransactionLogHandler.LockFileName(path)))
{
try
{
lockFileBuffer = ReadAllBytes(FileBasedTransactionLogHandler.LockFileName(path));
logFileBuffer = ReadAllBytes(FileBasedTransactionLogHandler.LogFileName(path));
}
catch (IOException e)
{
Sharpen.Runtime.PrintStackTrace(e);
}
}
CrashSimulatingWrite crashSimulatingWrite = new CrashSimulatingWrite(_counter++,
bytes, offset, length, lockFileBuffer, logFileBuffer);
_currentWrite.Add(crashSimulatingWrite);
}
public virtual void Add(string path, byte[] bytes, long offset, int length)
{
byte[] lockFileBuffer = null;
byte[] logFileBuffer = null;
if (File.Exists(FileBasedTransactionLogHandler.LockFileName(path)))
{
try
{
lockFileBuffer = ReadAllBytes(FileBasedTransactionLogHandler.LockFileName(path));
logFileBuffer = ReadAllBytes(FileBasedTransactionLogHandler.LogFileName(path));
}
catch (IOException e)
{
Runtime.PrintStackTrace(e);
}
}
var crashSimulatingWrite = new CrashSimulatingWrite(_counter++,
bytes, offset, length, lockFileBuffer, logFileBuffer);
_currentWrite.Add(crashSimulatingWrite);
}
/// <exception cref="System.IO.IOException"></exception>
public virtual int WriteVersions(string file, bool writeTrash)
{
int count = 0;
int rcount = 0;
string lastFileName = file + "0";
string rightFileName = file + "R";
File4.Copy(lastFileName, rightFileName);
IEnumerator syncIter = _writes.GetEnumerator();
while (syncIter.MoveNext())
{
rcount++;
Collection4 writesBetweenSync = (Collection4)syncIter.Current;
RandomAccessFile rightRaf = new RandomAccessFile(rightFileName, "rw");
IEnumerator singleForwardIter = writesBetweenSync.GetEnumerator();
while (singleForwardIter.MoveNext())
{
CrashSimulatingWrite csw = (CrashSimulatingWrite)singleForwardIter.Current;
csw.Write(rightFileName, rightRaf, false);
}
rightRaf.Close();
IEnumerator singleBackwardIter = writesBetweenSync.GetEnumerator();
while (singleBackwardIter.MoveNext())
{
count++;
CrashSimulatingWrite csw = (CrashSimulatingWrite)singleBackwardIter.Current;
string currentFileName = file + "W" + count;
File4.Copy(lastFileName, currentFileName);
RandomAccessFile raf = new RandomAccessFile(currentFileName, "rw");
csw.Write(currentFileName, raf, writeTrash);
raf.Close();
lastFileName = currentFileName;
}
File4.Copy(rightFileName, rightFileName + rcount);
lastFileName = rightFileName;
}
return(count);
}
