private static void ProcessOneDatabase
(
[NotNull] string inputFileName
)
{
using (DirectAccess64 accessor
= new DirectAccess64(inputFileName, DirectAccessMode.ReadOnly))
{
int maxMfn = accessor.GetMaxMfn();
Console.WriteLine("{0}: Max MFN={1}", inputFileName, maxMfn);
for (int mfn = 1; mfn < maxMfn; mfn++)
{
if (mfn % 100 == 1)
{
Console.Write(" {0} ", mfn - 1);
}
try
{
MarcRecord record = accessor.ReadRecord(mfn);
if (!ReferenceEquals(record, null))
{
ReaderInfo readerInfo = ReaderInfo.Parse(record);
string ticket = readerInfo.Ticket;
if (string.IsNullOrEmpty(ticket))
{
continue;
}
DepersonalizedReader depersonalized;
if (readers.TryGetValue(ticket, out depersonalized))
{
depersonalized.AddVisits(readerInfo.Visits);
}
else
{
depersonalized = DepersonalizedReader
.FromReaderInfo(readerInfo);
readers.Add(ticket, depersonalized);
}
}
}
catch (Exception exception)
{
Console.WriteLine();
Console.WriteLine("MFN {0}: {1}", mfn, exception.Message);
}
}
}
Console.WriteLine("Total: {0}", readers.Count);
Console.WriteLine("Memory: {0}", Process.GetCurrentProcess().WorkingSet64);
}
static void Main(string[] args)
{
if (args.Length != 2)
{
Console.WriteLine("Need two arguments");
return;
}
string inputFileName = args[0];
string outputFileName = args[1];
try
{
// Сначала прочитаем уже имеющиеся записи
if (File.Exists(outputFileName))
{
using (StreamReader stringReader = File.OpenText(outputFileName))
{
MarcRecord marcRecord;
while ((marcRecord = PlainText.ReadRecord(stringReader)) != null)
{
ReaderInfo readerInfo = ReaderInfo.Parse(marcRecord);
DepersonalizedReader depersonalized
= DepersonalizedReader.FromReaderInfo(readerInfo);
string ticket = depersonalized.Ticket.ThrowIfNull();
readers.Add(ticket, depersonalized);
}
}
}
// Теперь будем вычитывать данные и объединять их с уже имеющимися
string ext = Path.GetExtension(inputFileName);
if (ext.SameString(".mst"))
{
ProcessOneDatabase(inputFileName);
}
else
{
string[] inputFiles = File.ReadAllLines(inputFileName);
foreach (string inputFile in inputFiles)
{
ProcessOneDatabase(inputFile);
}
}
// Сохраняем результат
Console.WriteLine("Writing ");
using (StreamWriter writer = File.CreateText(outputFileName))
{
var allReaders = readers.Values;
foreach (DepersonalizedReader reader in allReaders)
{
MarcRecord record = reader.ToMarcRecord();
PlainText.WriteRecord(writer, record);
}
}
Console.WriteLine("DONE");
}
catch (Exception exception)
{
Console.WriteLine(exception);
}
}