public byte[] Read(string path, long offset, int length)
{
if (!_fileUtils.FileExists(path))
{
throw new Exception(ImageNotExistMassage);
}
var data = new byte[length];
using var fs = new FileStream(path, FileMode.Open)
{
Position = offset
};
var bytesRead = 0;
while (bytesRead < length)
{
var read = fs.Read(data, bytesRead, length - bytesRead);
if (read == 0)
{
throw new Exception(ErrorReadingFile);
}
bytesRead += read;
}
return(data);
}
public DateTime GetLastModTimeForPath(string path)
{
if (DirectoryUtils.DirectoryExists(path))
{
return(DirectoryUtils.GetLastModTimeForDirectory(path));
}
else if (FileUtils.FileExists(path))
{
return(FileUtils.LastWriteTimeForFile(path));
}
else
{
throw new FileNotFoundException(String.Format("file not found `{0}'", path));
}
}
public override void Build()
{
var zipFileName = ZipFileName.Value;
var directory = Directory.Value;
if (!FileUtils.FileExists(zipFileName) || (FileUtils.LastWriteTimeForFile(zipFileName) < DirectoryUtils.GetLastModTimeForDirectory(directory)))
{
FileUtils.DeleteFile(zipFileName);
ZipFileCreator.CreateZipFile(zipFileName, directory);
}
}
public void SendFile(string path)
{
if (_fileUtils.FileExists(path))
{
var fileName = _fileUtils.GetFileName(path);
_communication.Write(_conversionHandler.ConvertIntToBytes(fileName.Length));
_communication.Write(_conversionHandler.ConvertStringToBytes(fileName));
var fileSize = _fileUtils.GetFileSize(path);
_communication.Write(_conversionHandler.ConvertLongToBytes(fileSize));
SendFileWithStream(fileSize, path);
}
else
{
throw new Exception("Image doesn't exist");
}
}
public bool FileExists(string filename)
{
return(FileUtils.FileExists(filename));
}