public int GetStream(string name, out IInStream inStream) { if (!File.Exists(name)) { name = Path.Combine(Path.GetDirectoryName(_fileInfo.FullName), name); if (!File.Exists(name)) { inStream = null; AddException(new FileNotFoundException("The volume \"" + name + "\" was not found. Extraction can be impossible.")); return(1); } } VolumeFileNames.Add(name); if (_wrappers.ContainsKey(name)) { inStream = _wrappers[name]; } else { try { var wrapper = new InStreamWrapper( new FileStream(name, FileMode.Open, FileAccess.Read, FileShare.ReadWrite), true); _wrappers.Add(name, wrapper); inStream = wrapper; } catch (Exception) { AddException(new FileNotFoundException("Failed to open the volume \"" + name + "\". Extraction is impossible.")); inStream = null; return(1); } } return(0); }
/// <summary> /// Gets the stream for 7-zip library. /// </summary> /// <param name="index">File index</param> /// <param name="inStream">Input file stream</param> /// <returns>Zero if Ok</returns> public int GetStream(uint index, out #if !MONO ISequentialInStream #else HandleRef #endif inStream) { index -= _indexOffset; if (_files != null) { _fileStream = null; try { if (File.Exists(_files[index].FullName)) { _fileStream = new InStreamWrapper( new FileStream(_files[index].FullName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite), true); } } catch (Exception e) { AddException(e); inStream = null; return(-1); } inStream = _fileStream; if (!EventsForGetStream(index)) { return(-1); } } else { if (_streams == null) { inStream = _fileStream; } else { _fileStream = new InStreamWrapper(_streams[index], true); inStream = _fileStream; if (!EventsForGetStream(index)) { return(-1); } } } return(0); }
public void SetOperationResult(OperationResult operationResult) { if (operationResult != OperationResult.Ok && ReportErrors) { switch (operationResult) { case OperationResult.CrcError: AddException(new ExtractionFailedException("File is corrupted. Crc check has failed.")); break; case OperationResult.DataError: AddException(new ExtractionFailedException("File is corrupted. Data error has occured.")); break; case OperationResult.UnsupportedMethod: AddException(new ExtractionFailedException("Unsupported method error has occured.")); break; } } if (_fileStream != null) { _fileStream.BytesRead -= IntEventArgsHandler; //Specific Zip implementation - can not Dispose files for Zip. if (_compressor.ArchiveFormat != OutArchiveFormat.Zip) { try { _fileStream.Dispose(); } catch (ObjectDisposedException) {} } else { _wrappersToDispose.Add(_fileStream); } _fileStream = null; GC.Collect(); // Issue #6987 //GC.WaitForPendingFinalizers(); } OnFileCompressionFinished(EventArgs.Empty); }
private void Init( Stream stream, SevenZipCompressor compressor, UpdateData updateData, bool directoryStructure) { _fileStream = new InStreamWrapper(stream, false); _fileStream.BytesRead += IntEventArgsHandler; _actualFilesCount = 1; try { _bytesCount = stream.Length; } catch (NotSupportedException) { _bytesCount = -1; } try { stream.Seek(0, SeekOrigin.Begin); } catch (NotSupportedException) { _bytesCount = -1; } CommonInit(compressor, updateData, directoryStructure); }
public void SetOperationResult(OperationResult operationResult) { if (operationResult != OperationResult.Ok && ReportErrors) { switch (operationResult) { case OperationResult.CrcError: AddException(new ExtractionFailedException("File is corrupted. Crc check has failed.")); break; case OperationResult.DataError: AddException(new ExtractionFailedException("File is corrupted. Data error has occured.")); break; case OperationResult.UnsupportedMethod: AddException(new ExtractionFailedException("Unsupported method error has occured.")); break; } } if (_fileStream != null) { _fileStream.BytesRead -= IntEventArgsHandler; //Specific Zip implementation - can not Dispose files for Zip. if (_compressor.ArchiveFormat != OutArchiveFormat.Zip) { try { _fileStream.Dispose(); } catch (ObjectDisposedException) {} } else { _wrappersToDispose.Add(_fileStream); } _fileStream = null; GC.Collect(); // Issue #6987 //GC.WaitForPendingFinalizers(); } OnFileCompressionFinished(EventArgs.Empty); }
/// <summary> /// Gets the stream for 7-zip library. /// </summary> /// <param name="index">File index</param> /// <param name="inStream">Input file stream</param> /// <returns>Zero if Ok</returns> public int GetStream(uint index, out #if !MONO ISequentialInStream #else HandleRef #endif inStream) { index -= _indexOffset; if (_files != null) { _fileStream = null; try { if (File.Exists(_files[index].FullName)) { _fileStream = new InStreamWrapper( new FileStream(_files[index].FullName, FileMode.Open, FileAccess.Read, FileShare.ReadWrite), true); } } catch (Exception e) { AddException(e); inStream = null; return -1; } inStream = _fileStream; if (!EventsForGetStream(index)) { return -1; } } else { if (_streams == null) { inStream = _fileStream; } else { _fileStream = new InStreamWrapper(_streams[index], true); inStream = _fileStream; if (!EventsForGetStream(index)) { return -1; } } } return 0; }
private void Init( Stream stream, SevenZipCompressor compressor, UpdateData updateData, bool directoryStructure) { _fileStream = new InStreamWrapper(stream, false); _fileStream.BytesRead += IntEventArgsHandler; _actualFilesCount = 1; try { _bytesCount = stream.Length; } catch (NotSupportedException) { _bytesCount = -1; } try { stream.Seek(0, SeekOrigin.Begin); } catch (NotSupportedException) { _bytesCount = -1; } CommonInit(compressor, updateData, directoryStructure); }
public int GetStream(string name, out IInStream inStream) { if (!File.Exists(name)) { name = Path.Combine(Path.GetDirectoryName(_fileInfo.FullName), name); if (!File.Exists(name)) { inStream = null; AddException(new FileNotFoundException("The volume \"" + name + "\" was not found. Extraction can be impossible.")); return 1; } } VolumeFileNames.Add(name); if (_wrappers.ContainsKey(name)) { inStream = _wrappers[name]; } else { try { var wrapper = new InStreamWrapper( new FileStream(name, FileMode.Open, FileAccess.Read, FileShare.ReadWrite), true); _wrappers.Add(name, wrapper); inStream = wrapper; } catch (Exception) { AddException(new FileNotFoundException("Failed to open the volume \"" + name + "\". Extraction is impossible.")); inStream = null; return 1; } } return 0; }