public IndexedFS(Filesystem msys)
{
_msys = msys;
if (!msys.EnumFiles().GetEnumerator().MoveNext())
{
//Create index
msys.AllocSpace(0,512);
FStream mstream = new FStream(0, msys);
BinaryWriter mwriter = new BinaryWriter(mstream);
mwriter.Write(filemappings.Count);
cval++;
}
FStream fstr = new FStream(0, msys);
BinaryReader mreader = new BinaryReader(fstr);
int count = mreader.ReadInt32();
for (int i = 0; i < count; i++)
{
if (mreader.ReadBoolean())
{
filemappings.Add(mreader.ReadString(), mreader.ReadInt64());
}
else
{
dirmappings.Add(mreader.ReadString(), mreader.ReadInt64());
}
cval++;
}
}
public ObservableStream(long fid, Filesystem msys)
{
_msys = msys;
_fid = fid;
lock (msys)
{
_basestream = new FStream(fid, msys);
}
}
public void Commit()
{
lock (dirmappings)
{
lock (filemappings)
{
lock (_msys)
{
FStream bstr = new FStream(0, _msys);
BinaryWriter mwriter = new BinaryWriter(bstr);
mwriter.Write(filemappings.Count+dirmappings.Count);
foreach (KeyValuePair<string, long> et in filemappings)
{
mwriter.Write(true);
mwriter.Write(et.Key);
mwriter.Write(et.Value);
}
foreach (KeyValuePair<string, long> et in dirmappings)
{
mwriter.Write(false);
mwriter.Write(et.Key);
mwriter.Write(et.Value);
}
_msys.Commit();
}
}
}
}