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Make it possible to set UseZip64 flag #1207

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merged 1 commit into from
Nov 6, 2023
Merged

Make it possible to set UseZip64 flag #1207

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15 changes: 14 additions & 1 deletion ooxml/XSSF/Streaming/SXSSFWorkbook.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -101,6 +101,12 @@ public int RandomAccessWindowSize
/// </summary>
private bool _compressTmpFiles = false;

/// <summary>
/// setting this flag On allows to write large files;
/// however, this can lead to compatibility issues
/// </summary>
private UseZip64 _useZip64 = UseZip64.Off;

/// <summary>
/// shared string table - a cache of strings in this workbook.
/// </summary>
Expand Down Expand Up @@ -152,6 +158,13 @@ public bool IsHidden
set { XssfWorkbook.IsHidden = value; }
}

public UseZip64 UseZip64
{
get { return _useZip64; }

set { _useZip64 = value; }
}


#region Constructors
/**
Expand Down Expand Up @@ -444,7 +457,7 @@ private void InjectData(FileInfo zipfile, Stream outStream, bool leaveOpen)
try
{
zos.IsStreamOwner = !leaveOpen;
zos.UseZip64 = UseZip64.Off;
zos.UseZip64 = _useZip64;
//ZipEntrySource zipEntrySource = new ZipFileZipEntrySource(zip);
//var en = zipEntrySource.Entries;
var en = zip.GetEnumerator();
Expand Down
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