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);
}
private void Init(
Dictionary <string, Stream> streamDict,
SevenZipCompressor compressor, UpdateData updateData, bool directoryStructure)
{
_streams = new Stream[streamDict.Count];
_streamFileInfos = new FileInfo[streamDict.Count];
streamDict.Values.CopyTo(_streams, 0);
_entries = new string[streamDict.Count];
streamDict.Keys.CopyTo(_entries, 0);
_actualFilesCount = streamDict.Count;
for (int i = 0; i < _streams.Length; i++)
{
var str = _streams[i];
if (str != null)
{
_bytesCount += str.Length;
}
var fileStream = str as FileStream;
if (fileStream != null)
{
try
{
var fileInfo = new FileInfo(fileStream.Name);
if (fileInfo.Exists)
{
_streamFileInfos[i] = fileInfo;
}
}
catch
{
//ignored.
}
}
}
CommonInit(compressor, updateData, directoryStructure);
}
private void Init(
FileInfo[] files, string[] altNames, int rootLength, SevenZipCompressor compressor,
UpdateData updateData, bool directoryStructure)
{
_files = files;
_rootLength = rootLength;
_altNames = altNames;
if (files != null)
{
foreach (var fi in files)
{
if (fi.Exists)
{
if ((fi.Attributes & FileAttributes.Directory) == 0)
{
_bytesCount += fi.Length;
_actualFilesCount++;
}
}
}
}
CommonInit(compressor, updateData, directoryStructure);
}
/// <summary>
/// Initializes a new instance of the ArchiveUpdateCallback class
/// </summary>
/// <param name="streamDict">Dictionary<file stream, name of the archive entry></param>
/// <param name="compressor">The owner of the callback</param>
/// <param name="updateData">The compression parameters.</param>
/// <param name="directoryStructure">Preserve directory structure.</param>
public ArchiveUpdateCallback(
Dictionary <string, Stream> streamDict,
SevenZipCompressor compressor, UpdateData updateData, bool directoryStructure)
{
Init(streamDict, compressor, updateData, directoryStructure);
}
/// <summary>
/// Initializes a new instance of the ArchiveUpdateCallback class
/// </summary>
/// <param name="stream">The input stream</param>
/// <param name="compressor">The owner of the callback</param>
/// <param name="updateData">The compression parameters.</param>
/// <param name="directoryStructure">Preserve directory structure.</param>
public ArchiveUpdateCallback(
Stream stream, SevenZipCompressor compressor, UpdateData updateData, bool directoryStructure)
{
Init(stream, compressor, updateData, directoryStructure);
}
/// <summary>
/// Initializes a new instance of the ArchiveUpdateCallback class
/// </summary>
/// <param name="files">Array of files to pack</param>
/// <param name="rootLength">Common file names root length</param>
/// <param name="compressor">The owner of the callback</param>
/// <param name="updateData">The compression parameters.</param>
/// <param name="directoryStructure">Preserve directory structure.</param>
public ArchiveUpdateCallback(
FileInfo[] files, int rootLength,
SevenZipCompressor compressor, UpdateData updateData, bool directoryStructure)
{
Init(files, rootLength, compressor, updateData, directoryStructure);
}