public TSStreamReader(string filename)
{
fs = new FileStream(filename, FileMode.Open, FileAccess.Read, FileShare.ReadWrite | FileShare.Delete);
streamReader = new StreamReader(fs);
bRead = false;
currentThisinh = new ThiSinh();
}
static public int CompareDiemTong(ThiSinh first, ThiSinh second)
{
if (first.m_dDiemTong < second.m_dDiemTong)
{
return(1);
}
else if (first.m_dDiemTong == second.m_dDiemTong)
{
return(0);
}
return(-1);
}
static public int CompareID(ThiSinh first, ThiSinh second)
{
return((int)(first.m_nThiSinhID - second.m_nThiSinhID));
}
public int [] Distribute(string sfi, string[] sfo, int numfile)
{
int n = 0;
int i, q, r;
int m, mh;
int k = 0;
int[] numrun = new int[numfile];
ThiSinh b;
StreamReader fi = new StreamReader(new FileStream(sfi, FileMode.Open, FileAccess.Read));
while ((n < m_nSize) && (!fi.EndOfStream))
{
m_arrThiSinh[n] = new ThiSinh();
m_arrThiSinh[n].FromString(fi.ReadLine());
//Console.WriteLine(m_arrThiSinh[n].ToString());
n++;
}
m = min(m_nSize, n);
mh = m / 2;
i = mh - 1;
while (i >= 0)
{
shift <ThiSinh>(m_arrThiSinh, i, m - 1, ThiSinh.CompareID);
i--;
}
StreamWriter[] fo = new StreamWriter[numfile];
for (int f = 0; f < numfile; f++)
{
fo[f] = new StreamWriter(new FileStream(sfo[f], FileMode.Create, FileAccess.Write, FileShare.ReadWrite));
numrun[f] = 0;
}
q = m - 1;
while (!fi.EndOfStream)
{
b = new ThiSinh();
b.FromString(fi.ReadLine());
//Console.WriteLine(b.ToString());
n++;
fo[k].WriteLine(m_arrThiSinh[0].ToString());
if (ThiSinh.CompareID(m_arrThiSinh[0], b) < 0)
{
m_arrThiSinh[0] = b;
shift <ThiSinh>(m_arrThiSinh, 0, q, ThiSinh.CompareID);
}
else
{
m_arrThiSinh[0] = m_arrThiSinh[q];
shift <ThiSinh>(m_arrThiSinh, 0, q - 1, ThiSinh.CompareID);
m_arrThiSinh[q] = b;
if (q < mh)
{
shift <ThiSinh>(m_arrThiSinh, q, m - 1, ThiSinh.CompareID);
}
q = q - 1;
if (q < 0)
{
q = m - 1;
numrun[k]++;
k++;
if (k >= numfile)
{
k -= numfile;
}
}
}
}
r = m - 1;
while (q >= 0)
{
fo[k].WriteLine(m_arrThiSinh[0].ToString());
m_arrThiSinh[0] = m_arrThiSinh[q];
shift <ThiSinh>(m_arrThiSinh, 0, q - 1, ThiSinh.CompareID);
m_arrThiSinh[q] = m_arrThiSinh[r];
r = r - 1;
if (q < mh)
{
shift <ThiSinh>(m_arrThiSinh, q, r, ThiSinh.CompareID);
}
q = q - 1;
}
numrun[k]++;
k++;
if (k >= numfile)
{
k -= numfile;
}
while (r >= 0)
{
fo[k].WriteLine(m_arrThiSinh[0].ToString());
m_arrThiSinh[0] = m_arrThiSinh[r];
r = r - 1;
shift <ThiSinh>(m_arrThiSinh, 0, r, ThiSinh.CompareID);
}
numrun[k]++;
k++;
if (k >= numfile)
{
k -= numfile;
}
for (int f = 0; f < numfile; f++)
{
//Console.WriteLine("Tap tin {0} co {1} run", sfo[f], numrun[f]);
fo[f].Close();
}
fi.Close();
return(numrun);
}
