public SqlDumpReader(string filePath) { string fileExtension = Path.GetExtension(filePath).ToLower(); if (!SUPPORTED_DUMP_FILE_EXTENSIONS.Contains(fileExtension)) { throw new Exception($"{fileExtension} is not in the list of supported database dump file extensions."); } switch (fileExtension.ToLower()) { case ".zip": zipArchive = ZipArchive.Open(filePath); ZipArchiveEntry firstZipArchiveEntry = zipArchive.Entries.First(); FileSize = firstZipArchiveEntry.Size; streamReader = new StreamReader(firstZipArchiveEntry.OpenEntryStream()); break; case ".rar": rarArchive = RarArchive.Open(filePath); RarArchiveEntry firstRarArchiveEntry = rarArchive.Entries.First(); FileSize = firstRarArchiveEntry.Size; streamReader = new StreamReader(firstRarArchiveEntry.OpenEntryStream()); break; case ".gz": gZipArchive = GZipArchive.Open(filePath); GZipArchiveEntry firstGZipArchiveEntry = gZipArchive.Entries.First(); FileSize = firstGZipArchiveEntry.Size; streamReader = new StreamReader(firstGZipArchiveEntry.OpenEntryStream()); break; case ".7z": sevenZipArchive = SevenZipArchive.Open(filePath); SevenZipArchiveEntry firstSevenZipArchiveEntry = sevenZipArchive.Entries.First(); FileSize = firstSevenZipArchiveEntry.Size; streamReader = new StreamReader(new PositioningStream(firstSevenZipArchiveEntry.OpenEntryStream())); break; default: FileSize = new FileInfo(filePath).Length; streamReader = new StreamReader(filePath); break; } CurrentFilePosition = 0; }
public SqlDumpReader(string filePath) { string fileExtension = Path.GetExtension(filePath); switch (fileExtension.ToLower()) { case ".zip": zipArchive = ZipArchive.Open(filePath); ZipArchiveEntry firstZipArchiveEntry = zipArchive.Entries.First(); FileSize = firstZipArchiveEntry.Size; streamReader = new StreamReader(firstZipArchiveEntry.OpenEntryStream()); break; case ".rar": rarArchive = RarArchive.Open(filePath); RarArchiveEntry firstRarArchiveEntry = rarArchive.Entries.First(); FileSize = firstRarArchiveEntry.Size; streamReader = new StreamReader(firstRarArchiveEntry.OpenEntryStream()); break; case ".gz": gZipArchive = GZipArchive.Open(filePath); GZipArchiveEntry firstGZipArchiveEntry = gZipArchive.Entries.First(); FileSize = firstGZipArchiveEntry.Size; streamReader = new StreamReader(firstGZipArchiveEntry.OpenEntryStream()); break; case ".7z": sevenZipArchive = SevenZipArchive.Open(filePath); SevenZipArchiveEntry firstSevenZipArchiveEntry = sevenZipArchive.Entries.First(); FileSize = firstSevenZipArchiveEntry.Size; streamReader = new StreamReader(firstSevenZipArchiveEntry.OpenEntryStream()); break; default: FileSize = new FileInfo(filePath).Length; streamReader = new StreamReader(filePath); break; } CurrentFilePosition = 0; }