static void Main(string[] args)
{
if (args.Length != 1)
{
Console.WriteLine("Usage: DirectWriterBenchmark <path-to-MST>");
return;
}
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
string masterPath = args[0];
try
{
DirectUtility.CreateDatabase64(masterPath);
using (DirectAccess64 accessor = new DirectAccess64(masterPath))
{
for (int i = 0; i < 10000; i++)
{
if (i % 1000 == 0)
{
Console.Write(".");
}
MarcRecord record = new MarcRecord();
record.BeginUpdate(100);
for (int tag = 200; tag < 300; tag++)
{
record.Fields.Add
(
new RecordField
(
tag,
"Это поле номер " + tag
)
);
}
record.EndUpdate();
accessor.WriteRecord(record);
}
Console.WriteLine();
for (int approach = 0; approach < 10; approach++)
{
Console.WriteLine("Approach {0}", approach + 1);
for (int mfn = 1; mfn <= 1000; mfn++)
{
MarcRecord record = accessor.ReadRecord(mfn)
.ThrowIfNull("accessor.ReadRecord(mfn)");
record.Fields.Add
(
new RecordField
(
300,
"Запись отредактирована " + DateTime.Now
)
);
accessor.WriteRecord(record);
}
}
}
stopwatch.Stop();
Console.WriteLine
(
"Elapsed: {0}",
stopwatch.Elapsed
);
}
catch (Exception exception)
{
Console.WriteLine(exception);
}
}
static void Main(string[] args)
{
if (args.Length != 2)
{
Console.WriteLine("Need two arguments");
return;
}
string inputFileName = args[0]
.ThrowIfNull("inputFileName");
string outputFileName = args[1]
.ThrowIfNull("outputFileName");
string mstFileName = Path.ChangeExtension(outputFileName, ".mst")
.ThrowIfNull("mstFileName");
string xrfFileName = Path.ChangeExtension(outputFileName, ".xrf")
.ThrowIfNull("xrfFileName");
Stopwatch stopwatch = new Stopwatch();
stopwatch.Start();
try
{
DirectUtility.CreateMasterFile64(outputFileName);
int mfn = 0;
using (Stream mstFile = new FileStream(mstFileName,
FileMode.Open, FileAccess.ReadWrite, FileShare.None))
using (Stream xrfFile = File.OpenWrite(xrfFileName))
using (StreamReader reader = File.OpenText(inputFileName))
{
MstControlRecord64 control = new MstControlRecord64
{
NextPosition = MstControlRecord64.RecordSize
};
control.Write(mstFile);
MarcRecord marcRecord;
while ((marcRecord = PlainText.ReadRecord(reader)) != null)
{
if (mfn % 100 == 0)
{
Console.Write(" {0} ", mfn);
}
marcRecord.Mfn = ++mfn;
marcRecord.Version = 1;
marcRecord.Status = RecordStatus.Last;
long position = mstFile.Position;
MstRecord64 mstRecord = MstRecord64.EncodeRecord(marcRecord);
mstRecord.Prepare();
mstRecord.Write(mstFile);
xrfFile.WriteInt64Network(position);
xrfFile.WriteInt32Network((int)RecordStatus.NonActualized);
}
if (mfn != 0)
{
// Update the control record
long nextPosition = mstFile.Length;
mstFile.Seek(0, SeekOrigin.Begin);
control = MstControlRecord64.Read(mstFile);
control.Blocked = 0;
control.NextMfn = mfn;
control.NextPosition = nextPosition;
mstFile.Seek(0, SeekOrigin.Begin);
control.Write(mstFile);
}
}
Console.WriteLine(" Total: {0}", mfn);
}
catch (Exception exception)
{
Console.WriteLine(exception);
}
stopwatch.Stop();
TimeSpan elapsed = stopwatch.Elapsed;
Console.WriteLine("Elapsed: {0}", elapsed.ToAutoString());
}
