public void CreateDataReader()
{
With.Mocks(_mockRepository).Expecting(delegate
{
_createDataReader.Expect(x => x(_dataPacket, _dataReaderPool)).Return(_dataReaderOld1);
}).Verify(delegate
{
Assert.AreSame(_dataReaderOld1, _dataReaderPool.CreateDataReader(_dataPacket));
});
}
/// <summary>
/// Saves the <paramref name="dataPacket"/> sequentially to a single file with
/// given <paramref name="filePath"/>.
/// </summary>
/// <param name="dataPacket">The data packet to save</param>
/// <param name="detectors">The detectors used to create data packet</param>
/// <param name="dataReaderPool">The shared pool of file data readers</param>
/// <param name="filePath">The path name of the file to write to</param>
/// <param name="progressReporter">For reporting progress and checking cancellation</param>
/// <param name="createForensicIntegrityLog">Create a forensic integrity log file along with the normal output</param>
/// <exception cref="ArgumentNullException">If any argument is <c>null</c></exception>
/// <exception cref="IOException">On error writing the output file</exception>
public void Save(IDataPacket dataPacket, IEnumerable <IDetector> detectors, IDataReaderPool dataReaderPool, string filePath, IProgressReporter progressReporter, bool createForensicIntegrityLog)
{
PreConditions.Argument("dataPacket").Value(dataPacket).IsNotNull();
PreConditions.Argument("detectors").Value(detectors).IsNotNull().And.DoesNotContainNull();
PreConditions.Argument("dataReaderPool").Value(dataReaderPool).IsNotNull();
PreConditions.Argument("filePath").Value(filePath).IsNotNull().And.IsNotEmpty();
PreConditions.Argument("progressReporter").Value(progressReporter).IsNotNull();
if (progressReporter.CancellationPending)
{
return;
}
using (IDataWriter dataWriter = _createDataWriter(filePath))
{
using (IDataReader dataReader = dataReaderPool.CreateDataReader(dataPacket, progressReporter))
{
dataWriter.Write(dataReader);
}
}
if (createForensicIntegrityLog)
{
string logFileName = string.Format("{0}.csv", filePath);
using (FileStream fs = new FileStream(logFileName, FileMode.Create, FileAccess.Write, FileShare.Read))
{
_forensicIntegrityLog.Log(dataPacket, detectors, filePath, fs, ForensicLogType.CopiedData);
}
}
}
public void Scan(IInputFile inputFile, IProgressReporter progressReporter)
{
PreConditions.Argument("inputFile").Value(inputFile).IsNotNull();
PreConditions.Argument("progressReporter").Value(progressReporter).IsNotNull();
if (inputFile.Length == 0L)
{
return;
}
_inputFile = inputFile;
using (IDataReader dataReader = _dataReaderPool.CreateDataReader(inputFile.CreateDataPacket()))
{
Scan(dataReader, progressReporter);
}
}
private byte[] ReadDataPacket(IDataPacket dataPacket)
{
var data = new byte[dataPacket.Length];
using (IDataReaderPool pool = _poolCreator())
using (IDataReader reader = pool.CreateDataReader(dataPacket))
{
reader.Read(data, 0, data.Length);
}
return(data);
}
/// <summary>
/// Writes <paramref name="dataPacket"/> to <paramref name="fileName"/>.
/// </summary>
/// <param name="dataPacket">the data packet to write</param>
/// <param name="fileName">the name of the file to write to</param>
public static void WriteDataPacket(IDataPacket dataPacket, IDataReaderPool dataReaderPool, string fileName)
{
byte[] buffer = new byte[512 * 1024];
using (FileStream outputFileStream = new FileStream(fileName, FileMode.Create))
using (IDataReader dataReader = dataReaderPool.CreateDataReader(dataPacket))
{
int count;
while ((count = dataReader.Read(buffer, 0, buffer.Length)) > 0)
{
outputFileStream.Write(buffer, 0, count);
dataReader.Position += count;
}
}
}
/// <summary>
/// Saves the <paramref name="inputFile"/> to the file with given
/// <paramref name="filePath"/>.
/// </summary>
/// <param name="inputFile">The <see cref="IInputFile"/> to save</param>
/// <param name="detectors">The detectors (empty/ignored)</param>
/// <param name="dataReaderPool">Ignored</param>
/// <param name="filePath">The path name of the file to write to</param>
/// <param name="progressReporter">For reporting progress and checking cancellation</param>
/// <exception cref="ArgumentNullException">If any argument is <c>null</c></exception>
/// <exception cref="IOException">On error writing the output file</exception>
public void Save(IInputFile inputFile, IEnumerable <IDetector> detectors, IDataReaderPool dataReaderPool, string filePath, IProgressReporter progressReporter, bool createForensicIntegrityLog)
{
PreConditions.Argument("inputFile").Value(inputFile).IsNotNull();
PreConditions.Argument("detectors").Value(detectors).IsNotNull();
PreConditions.Argument("filePath").Value(filePath).IsNotNull().And.IsNotEmpty();
PreConditions.Argument("progressReporter").Value(progressReporter).IsNotNull();
if (progressReporter.CancellationPending)
{
return;
}
using (IDataWriter dataWriter = _createDataWriter(filePath))
using (IDataReader dataReader = dataReaderPool.CreateDataReader(inputFile.CreateDataPacket(), progressReporter))
{
dataWriter.Write(dataReader);
}
}
