internal ZipFileInfo AddFile(string zipFileName, CompressionMethodEnum compressionMethod, DeflateOptionEnum deflateOption)
{
this.CheckDisposed();
if (this._openAccess == FileAccess.Read)
{
throw new InvalidOperationException(SR.Get("CanNotWriteInReadOnlyMode"));
}
zipFileName = ZipIOBlockManager.ValidateNormalizeFileName(zipFileName);
if ((compressionMethod != CompressionMethodEnum.Stored) && (compressionMethod != CompressionMethodEnum.Deflated))
{
throw new ArgumentOutOfRangeException("compressionMethod");
}
if ((deflateOption < DeflateOptionEnum.Normal) || ((deflateOption > DeflateOptionEnum.SuperFast) && (deflateOption != DeflateOptionEnum.None)))
{
throw new ArgumentOutOfRangeException("deflateOption");
}
if (this.FileExists(zipFileName))
{
throw new InvalidOperationException(SR.Get("AttemptedToCreateDuplicateFileName"));
}
ZipIOLocalFileBlock fileBlock = this._blockManager.CreateLocalFileBlock(zipFileName, compressionMethod, deflateOption);
ZipFileInfo info = new ZipFileInfo(this, fileBlock);
this.ZipFileInfoDictionary.Add(info.Name, info);
return(info);
}
internal void DeleteFile(string zipFileName)
{
this.CheckDisposed();
if (this._openAccess == FileAccess.Read)
{
throw new InvalidOperationException(SR.Get("CanNotWriteInReadOnlyMode"));
}
zipFileName = ZipIOBlockManager.ValidateNormalizeFileName(zipFileName);
if (this.FileExists(zipFileName))
{
ZipFileInfo file = this.GetFile(zipFileName);
this.ZipFileInfoDictionary.Remove(zipFileName);
this._blockManager.RemoveLocalFileBlock(file.LocalFileBlock);
}
}
internal ZipFileInfo GetFile(string zipFileName)
{
this.CheckDisposed();
if (this._openAccess == FileAccess.Write)
{
throw new InvalidOperationException(SR.Get("CanNotReadInWriteOnlyMode"));
}
zipFileName = ZipIOBlockManager.ValidateNormalizeFileName(zipFileName);
if (this.ZipFileInfoDictionary.Contains(zipFileName))
{
return((ZipFileInfo)this.ZipFileInfoDictionary[zipFileName]);
}
if (!this.FileExists(zipFileName))
{
throw new InvalidOperationException(SR.Get("FileDoesNotExists"));
}
ZipIOLocalFileBlock fileBlock = this._blockManager.LoadLocalFileBlock(zipFileName);
ZipFileInfo info = new ZipFileInfo(this, fileBlock);
this.ZipFileInfoDictionary.Add(info.Name, info);
return(info);
}