apache-poi/src/documentation/content/xdocs/changes.xml

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<!DOCTYPE changes PUBLIC "-//APACHE//DTD Changes POI//EN" "changes-poi.dtd">

<changes>
    <contexts>
        <context id="OOXML" title="OOXML"/>
        <context id="OPC" title="OPC"/>
        <context id="POI_Overall" title="POI Overall"/>
        <context id="HSSF" title="Horrible SpreadSheet Format"/>
        <context id="XSSF" title="ooXml SpreadSheet Format"/>
        <context id="SXSSF" title="Streaming ooXml SpreadSheet Format"/>
        <context id="SS_Common" title="SpreadSheet Common"/>
        <context id="HSLF" title="Horrible SlideShow Format"/>
        <context id="XSLF" title="ooXml SlideShow Format"/>
        <context id="SL_Common" title="SlideShow Common"/>
        <context id="HWPF" title="Horrible WordProcessor Format"/>
        <context id="XWPF" title="ooXml WordProcessor Format"/>
        <context id="HDF" title="Horrible Document Format"/>
        <context id="HPSF" title="Horrible PropertySet Format"/>
        <context id="HDGF" title="Horrible Dreadful Graph Format"/>
        <context id="XDGF" title="ooXml Dreadful Graph Format"/>
        <context id="DDF" title="Dreadful Drawing Format"/>
        <context id="XDDF" title="ooXml Dreadful Drawing Format"/>
        <context id="HMEF" title="Horrible Mail Encoder Format"/>
        <context id="HSMF" title="Horrible Senseless Format"/>
        <context id="HPBF" title="Horrible Peep Book Format"/>
        <context id="HWMF" title="Horrible Wannabe Metafile Format"/>
        <context id="HEMF" title="Horrible Ermahgerd Metafile Format"/>
        <context id="POIFS" title="Poor Obfuscation Implementation FileSystem"/>
    </contexts>

    <!--
      ACTION ATTRIBUTES:

      type: fix, add, remove, update, unknown

      fixes-bug: a comma-separated list of bugzilla bugs or github-##

      breaks-compatibility: used whenever an intentional (or unintentional?) backwards compatibility
          was introduced without having a deprecation warning for at least 2 final releases.
          Use a value of "true" to indicate a breakage. Otherwise, omit this attribute.

      context: a space-separated list of modules related to the change. Use POI, OOXML, OPC, etc to refer
          to changes to core POI code rather than listing all of the modules, or SS Common and SL Common
          when referring to both H??F and X??F formats.
    -->

    <section id="previous_releases">
        <title>Previous releases</title>
        <p>The change log for <a href="site:changes3x">POI 3.x</a> and
            <a href="site:changespre3x">older releases</a>
            can be found in the history section.
        </p>
    </section>

    <release version="5.4.2" date="2025-??-??">
        <summary>
            <summary-item>Upgrade batik dependency to 1.19</summary-item>
            <summary-item>Upgrade bouncycastle dependency to 1.80</summary-item>
            <summary-item>Upgrade commons-collections4 dependency to 4.5.0</summary-item>
            <summary-item>Upgrade commons-io dependency to 2.20.0</summary-item>
            <summary-item>Upgrade pdfbox dependency to 3.0.5</summary-item>
            <summary-item>Upgrade xmlsec dependency to 3.0.6</summary-item>
            <summary-item>Upgrade JaCoCo code-coverage tooling to 0.8.13</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="66687" context="SXSSF">Combination of XSSF and SXSSF may result in invalid files</action>
            <action type="fix" fixes-bug="69646" context="SXSSF">SXSSF: check for null _fd instance in dispose call</action>
            <action type="fix" fixes-bug="69667" context="HSSF">Handle slightly broken WriteAccessRecord gracefully</action>
            <action type="fix" fixes-bug="69669" context="HSLF">Fix issue where Slide addTitle corrupts the ppt file</action>
            <action type="fix" fixes-bug="69720" context="XWPF">Support null alignment values in XWPFParagraph</action>
            <action type="fix" fixes-bug="69727" context="XSSF">Decrease count when we remove merged regions</action>
            <action type="fix" fixes-bug="69744" context="XWPF">Support all possible alignment values for docx tables</action>
            <action type="fix" fixes-bug="github-770" context="XSLF">Issue in setBulletStyle in XSLFTextParagraph</action>
            <action type="add" fixes-bug="github-803" context="SS_Common">Add support for SHEET function</action>
            <action type="add" fixes-bug="github-804" context="XWPF">Add getters and setters for XWPFTable indentation</action>
        </actions>
    </release>

    <release version="5.4.1" date="2025-04-06">
        <summary>
            <summary-item>Note: JDK 24 will change behavior of locale providers, some formatting might be different when upgrading</summary-item>
            <summary-item>Upgrade commons-codec dependency to 1.18.0</summary-item>
            <summary-item>Upgrade bouncycastle dependency to 1.80</summary-item>
            <summary-item>Upgrade pdfbox dependency to 3.0.4</summary-item>
            <summary-item>Upgrade graphics2d dependency to 3.0.3</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="69618" context="OOXML">ZipPackage save should check that intermediate steps succeed</action>
            <action type="add" fixes-bug="github-775" context="OOXML">Allow some OPC compliance checks to be tuned</action>
            <action type="fix" fixes-bug="66260" context="XWPF">Add getNumberOfTexts() method</action>
            <action type="fix" fixes-bug="68094" context="SXSSF">Allow to use SXSSFSheet.setArbitraryExtraWidth() to define an adjustment-factor when auto-sizing columns</action>
            <action type="fix" fixes-bug="57603" context="HWPF">Fix reading/writing of documents with many columns</action>
            <action type="fix" fixes-bug="65190" context="SS_Common">Handle decimal format '0#' the same way as Excel</action>
            <action type="fix" fixes-bug="66425" context="POI_Overall">Multiple fixes found by fuzzing Apache POI via oss-fuzz</action>
            <action type="add" fixes-bug="66260" context="XWPF">Add getNumberOfTexts method to XWPFRun</action>
            <action type="fix" fixes-bug="69315" context="HSMF">Continue processing properties after multivalued properties</action>
            <action type="fix" fixes-bug="69529" context="XSSF">Streamed reading: Log failures to format formulas and numbers instead of stopping processing</action>
            <action type="fix" fixes-bug="69536" context="SXSSF">Fix arbitrary extra width support</action>
            <action type="fix" fixes-bug="69555" context="SXSSF">Handle extra issue where FontSystem is missing</action>
            <action type="fix" fixes-bug="69583" context="SS_Common">Cell copy support does not handle Time only values properly</action>
            <action type="fix" fixes-bug="69681" context="SS_Common">Issue with date/time formats that leave a space before the AM/PM part</action>
            <action type="add" fixes-bug="69714" context="POI_Overall">Allow custom TempFileCreationStrategy per thread</action>
        </actions>
    </release>

    <release version="5.4.0" date="2025-01-08">
        <summary>
            <summary-item>Add support for SOURCE_DATE_EPOCH to allow to create reproducible binary files without creation/modification-timestamp being set</summary-item>
            <summary-item>Breaking change: Some invalid content in the compressed file-formats for xlsx/docx/pptx/... now fail parsing to prevent handling malicious input incorrectly</summary-item>
            <summary-item>Upgrade ant dependency to 1.10.15</summary-item>
            <summary-item>Upgrade batik dependency to 1.18</summary-item>
            <summary-item>Upgrade commons-codec dependency to 1.17.1</summary-item>
            <summary-item>Upgrade commons-compress dependency to 1.27.1</summary-item>
            <summary-item>Upgrade commons-io dependency to 2.18.0</summary-item>
            <summary-item>Upgrade log4j-api dependency to 2.24.3 and add log4j-bom dependency</summary-item>
            <summary-item>Upgrade pdfbox dependency to 3.0.3</summary-item>
            <summary-item>Upgrade xmlbeans dependency to 5.3.0</summary-item>
            <summary-item>Upgrade xmlsec dependency to 3.0.5</summary-item>
            <summary-item>Upgrade JaCoCo code-coverage tooling to 0.8.12</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="github-653" context="HSSF">Adjust HSSFWorkbook.getSheet() to return the first case-insensitive match, similar to XSSF</action>
            <action type="fix" fixes-bug="github-655" context="XWPF">Fix searching text in paragraphs when text is spread across multiple runs</action>
            <action type="fix" fixes-bug="github-657" context="SXSSF">Support setting an arbitrary extra width value for column widths - not working - fixed in 69536 (5.4.1)</action>
            <action type="fix" fixes-bug="github-670" context="XWPF">XWPFRun.getText should support delInstrText and noBreakHyphen</action>
            <action type="fix" fixes-bug="github-672" context="XWPF">Support removing XWPF Styles</action>
            <action type="fix" fixes-bug="github-673" context="OOXML">Add word10.xsd to poi-ooxml-full</action>
            <action type="fix" fixes-bug="github-733" context="SS_Common">Fix issue with param order in MIRR function evaluation</action>
            <action type="fix" fixes-bug="66590" context="POIFS">Number of blocks used by the property table missing from the file header</action>
            <action type="fix" fixes-bug="69154" context="XSSF">Shifting columns with merged regions generates an error about overlapping regions</action>
            <action type="fix" fixes-bug="69209" context="SS_Common">default ignoreMissingFontSystem to true</action>
            <action type="fix" fixes-bug="69323" context="POI_Overall">DefaultTempFileCreationStrategy should worry about OS deleting the temp dir</action>
            <action type="fix" fixes-bug="69411" context="XSSF">add XSSFReader.getSheetIterator</action>
            <action type="fix" fixes-bug="69418" context="SS_Common">Issue when evaluating WORKDAY function that has a cell ref as 2nd param</action>
            <action type="fix" fixes-bug="69620" context="OOXML">Throw exception if xlsx/docx/pptx contains duplicate file names</action>
        </actions>
    </release>

    <release version="5.3.0" date="2024-07-02">
        <summary>
            <summary-item>Upgrade log4j-api dependency to 2.23.1</summary-item>
            <summary-item>Upgrade commons-codec dependency to 1.17.0</summary-item>
            <summary-item>Upgrade commons-compress dependency to 1.26.2</summary-item>
            <summary-item>Upgrade commons-io dependency to 2.16.1</summary-item>
            <summary-item>Upgrade pdfbox dependency to 3.0.2 and graphics2d dependency to 3.0.2</summary-item>
            <summary-item>Upgrade xmlsec dependency to 3.0.4</summary-item>
            <summary-item>Upgrade bouncycastle dependency to 1.79</summary-item>
            <summary-item>Upgrade xmlbeans dependency to 5.2.1</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="63189" context="OOXML">Add support for hyperlink based relationships which are stored separately from other relationships</action>
            <action type="fix" fixes-bug="68237" context="SXSSF">Some boolean attribute values are written as true instead of 1</action>
            <action type="fix" fixes-bug="68703" context="XSLF">IllegalArgumentException: Unexpected color choice CTFontCollectionImpl when reading font color for a table cell</action>
            <action type="fix" fixes-bug="68778" context="SXSSF">Fix issue in SXSSF when there are missing fonts</action>
            <action type="fix" fixes-bug="68183" context="SXSSF">SXSSFWorkbook now removes temp files when closed - removing need for a separate dispose call</action>
            <action type="add" fixes-bug="68987" context="OOXML">Support allowStoredEntriesWithDataDescriptor=true when reading zip data</action>
            <action type="add" fixes-bug="69147" context="OOXML">Fix regression in date handling when evaluating TEXT function</action>
            <action type="fix" fixes-bug="github-578" context="SXSSF">Rework exception handling for missing fonts to make it more robust</action>
            <action type="fix" fixes-bug="github-601" context="XDGF">handle elliptical arcs that have colinear points</action>
            <action type="add" fixes-bug="github-604" context="XDGF">Support for polylines</action>
            <action type="add" fixes-bug="github-607" context="XWPF">Support SVGs in XWPF</action>
        </actions>
    </release>

    <release version="5.2.5" date="2023-11-25">
        <summary>
            <summary-item>Upgrade commons-io dependency to 2.15.0</summary-item>
            <summary-item>Upgrade commons-compress dependency to 1.25.0</summary-item>
            <summary-item>Upgrade log4j-api dependency to 2.21.1</summary-item>
            <summary-item>Upgrade xmlsec dependency to 3.0.3</summary-item>
            <summary-item>Upgrade bouncycastle dependency to 1.77</summary-item>
            <summary-item>Upgrade xmlbeans dependency to 5.2.0</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="67475" context="SS_Common">Better support for edge cases in TEXT function</action>
            <action type="fix" fixes-bug="67510" context="XDDF">Fix issue where chart axes were defaulting to have blank number formats - which recent versions of Excel treat as corrupted.</action>
            <action type="add" fixes-bug="67735" context="XWPF">Add Complex scripts support in XWPFRun</action>
            <action type="fix" fixes-bug="67579" context="OOXML">POI 5.2.4 had a regression where it did not close user-provided InputStreams. In POI 5.2.5, user-provided InputStreams are again closed. There are new constructors that allow you to control whether the streams are closed.</action>
            <action type="fix" fixes-bug="67785" context="XSSF">XSSFExcelExtractor does not format formula results like the streaming based extractor</action>
            <action type="fix" fixes-bug="68094" context="XSSF">Improve cell width logic to avoid rounding issues</action>
            <action type="fix" fixes-bug="github-505" context="SL_Common">DrawTextFragment height should include leading space</action>
        </actions>
    </release>

    <release version="5.2.4" date="2023-09-28">
        <summary>
            <summary-item>Discontinued the binary packages to reduce maintenance overhead, please rebuild the sources locally or use Maven Central for binary files</summary-item>
            <summary-item>Upgrade log4j-api dependency to 2.20.0</summary-item>
            <summary-item>Upgrade xmlsec dependency to 3.0.2</summary-item>
            <summary-item>Upgrade batik dependency to 1.17</summary-item>
            <summary-item>Upgrade pdfbox dependency to 2.0.29, graphics2d to 0.43</summary-item>
            <summary-item>Upgrade commons-codec dependency to 1.16.0</summary-item>
            <summary-item>Upgrade commons-compress dependency to 1.24.0</summary-item>
            <summary-item>Upgrade commons-io dependency to 2.13.0</summary-item>
            <summary-item>Upgrade curvesapi dependency to 1.08</summary-item>
            <summary-item>Upgrade SparseBitSet dependency to 1.3</summary-item>
            <summary-item>Use jdk18on versions of bouncycastle jars (v1.76)</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="66598" context="XSSF">Fix invalid loop-condition when cleaning up CTCells</action>
            <action type="fix" fixes-bug="47950" context="POI_Overall">make stream/directory name lookup in OLE2 case insensitive</action>
            <action type="fix" fixes-bug="66521" context="POI_Overall">Provide a utility to clear all thread-locals to avoid reports of memory-leaks in web-application containers</action>
            <action type="fix" fixes-bug="66436" context="POI_Overall">Fix handling padding when decrypting data</action>
            <action type="fix" fixes-bug="54373" context="XSSF">Include alpha/transparency value when creating an XSSFColor from an AWT Color object</action>
            <action type="fix" fixes-bug="62272" context="XSSF">Include alpha/transparency value when setting a color-value for a font</action>
            <action type="fix" fixes-bug="65260" context="SXSSF">Fix graceful handling of missing font-system on the operating system</action>
            <action type="fix" fixes-bug="65543" context="HSSF">Incomplete Shared String Tables were causing read failures</action>
            <action type="fix" fixes-bug="66257" context="XSSF">NullPointerException in XSSFReader$SheetIterator.next()</action>
            <action type="fix" fixes-bug="66278" context="XSLF">Multiple gradient stops at the exact same location causing a rendering failure</action>
            <action type="add" fixes-bug="66301" context="HSMF">Add a method to properly write the header necessary for a MSG attachment</action>
            <action type="fix" fixes-bug="66306" context="XSLF">Make XSLFDiagramGroupShape public</action>
            <action type="fix" fixes-bug="66312" context="XWPF">Inserting paragraph into table from cursor</action>
            <action type="add" fixes-bug="66347" context="XWPF">Add theme support to XWPF</action>
            <action type="fix" fixes-bug="66365" context="XSSF">Fix issue where cells with formulas and cached results of string type do not properly support shared strings</action>
            <action type="fix" fixes-bug="66399" context="XSLF">Text run highlight colors were ignored</action>
            <action type="fix" fixes-bug="66401" context="SS_Common">Fix parsing formulas with sheet-names which contain single quotes</action>
            <action type="fix" fixes-bug="66418" context="XSSF">Fix performance issue with XSSFSheet.groupRow</action>
            <action type="fix" fixes-bug="66433" context="SS_Common">Improve boolean functions empty cell handling</action>
            <action type="fix" fixes-bug="66473" context="SXSSF">Fix performance issue with SXSSFCell.getColumnIndex()</action>
            <action type="fix" fixes-bug="66475" context="POI_Overall">SignatureConfig: remove ThreadLocals and deprecated code associated with them</action>
            <action type="fix" fixes-bug="66514" context="POI_Overall">Remove support for zip/tgz release artifacts</action>
            <action type="fix" fixes-bug="66532" context="SXSSF">Improve performance of SheetDataWriter outputEscapedString</action>
            <action type="fix" fixes-bug="66584" context="OOXML">Ensure ZipPackage closes input stream when exceptions happen</action>
            <action type="fix" fixes-bug="66614" context="SS_Common">Issue where OFFSET function applies limits that should only apply to xls format spreadsheets</action>
            <action type="fix" fixes-bug="66644" context="POI_Overall">Make jar build reproducible</action>
            <action type="fix" fixes-bug="66661" context="XSSF">Fix issue with adding table formulas</action>
            <action type="fix" fixes-bug="66988" context="XWPF">XWPFTableCell: make setText fully replace the text and add appendText method to append</action>
            <action type="fix" fixes-bug="67005" context="XSLF">Basic for reading audio files in pptx files</action>
            <action type="fix" fixes-bug="67396" context="OOXML">Set standalone="yes" in XML declarations when writing OOXML format files</action>
        </actions>
    </release>

    <release version="5.2.3" date="2022-09-16">
        <summary>
            <summary-item>Upgrade graphics2d dependency to 0.40, pdfbox to 2.0.26</summary-item>
            <summary-item>Upgrade xmlsec dependency to 3.0.0</summary-item>
            <summary-item>Upgrade xmlbeans dependency to 5.1.1</summary-item>
            <summary-item>Upgrade log4j-api dependency to 2.18.0</summary-item>
            <summary-item>Speed up processing of formulas with column-ranges, e.g. VLOOKUP(A4,$D:$E,2,0)</summary-item>
            <summary-item>Speed up compilation of jar-files-only builds by avoiding direct dependency on test-execution</summary-item>
            <summary-item>Avoid some more possible overly large memory allocations on certain input documents</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="51037" context="SS_Common">setDefaultColumnStyle() in XSSFSheet/SXSSFSheet was not working as expected</action>
            <action type="add" fixes-bug="55330" context="SS_Common">add PageMargin enum</action>
            <action type="add" fixes-bug="56155" context="OOXML">Support version property in CoreProperties</action>
            <action type="add" fixes-bug="58468" context="SS_Common">Support DAYS function</action>
            <action type="fix" fixes-bug="63575" context="XWPF">Support capitalized text in XWPFWordExtractor</action>
            <action type="fix" fixes-bug="63576" context="HWPF">Support capitalized text in WordExtractor</action>
            <action type="fix" fixes-bug="65562" context="SXSSF">SXSSF doesn't update dimension field</action>
            <action type="fix" fixes-bug="65473" context="XSLF">When slides were copied, the text shapes were still referencing original slide</action>
            <action type="fix" fixes-bug="65854" context="OOXML">Use revert() instead of close() when OPCPackage is opened read-only</action>
            <action type="fix" fixes-bug="65973" context="XSSF">Row shifting does not properly handle hyperlinks that span multiple cells</action>
            <action type="fix" fixes-bug="65988" context="SS_Common">RATE function fails in some cases</action>
            <action type="fix" fixes-bug="65993" context="XSSF">change XSSFHyperlink code that copies HSSFWorkbook to respect cell ranges</action>
            <action type="fix" fixes-bug="66022" context="SS_Common">Fix issue with parsing formulas that have sheet names containing certain chars</action>
            <action type="fix" fixes-bug="66047" context="SS_Common">Fix rounding issue in MROUND function</action>
            <action type="fix" fixes-bug="66079" context="XWPF">Fix bug where XWPFNumbering.removeAbstractNum removes by list index, not abstractNumId</action>
            <action type="fix" fixes-bug="github-321" context="SS_Common">DataFormatter issue with rounding in some use cases</action>
            <action type="add" fixes-bug="github-330" context="SS_Common">Support AVERAGEIF function</action>
            <action type="fix" fixes-bug="66052" context="SS_Common">XSSFColor could not be used the same time as org.apache.poi.ss.util classes</action>
            <action type="add" fixes-bug="66083" context="SS_Common">Support CEILING.MATH and FLOOR.MATH functions</action>
            <action type="fix" fixes-bug="66087" context="SS_Common">support case insensitive matching in D* functions</action>
            <action type="add" fixes-bug="66090" context="SS_Common">add support for DCOUNT, DCOUNTA, DAVERAGE, DSTDEV, DSTDEVP, DVAR, DVARP and DPRODUCT functions</action>
            <action type="add" fixes-bug="66092" context="SS_Common">Add STDEVP, STDEVA, STDEVPA, VARA and VARPA functions</action>
            <action type="add" fixes-bug="66093" context="SS_Common">add support for unimplemented subfunctions to SUBTOTAL function</action>
            <action type="add" fixes-bug="66094" context="SS_Common">add support for STDEV.S, STDEV.P, VAR.S and VAR.P functions</action>
            <action type="add" fixes-bug="66095" context="SS_Common">add support for POISSON.DIST function</action>
            <action type="add" fixes-bug="66097" context="SS_Common">Support CEILING.PRECISE and FLOOR.PRECISE functions</action>
            <action type="add" fixes-bug="66098" context="SS_Common">D* functions should support wildcard matches</action>
            <action type="add" fixes-bug="66105" context="SS_Common">Support excel correl, covar, pearson and forecast functions</action>
            <action type="fix" fixes-bug="66115" context="HSSF">Some Password protected XLS files are not read</action>
            <action type="add" fixes-bug="66123" context="XSSF">Support the gte attribute with XSSFConditionalFormattingThreshold</action>
            <action type="add" fixes-bug="66145" context="OOXML">generate poi-ooxml-full classes for dml-drawing xsd</action>
            <action type="add" fixes-bug="66146" context="OOXML">generate poi-ooxml-full classes for threaded comment and word12 xsds</action>
            <action type="fix" fixes-bug="66173" context="SS_Common">add Sheet createSplitPane(int xSplitPos, int ySplitPos, int leftmostColumn, int topRow, PaneType activePane) to eventually replace the existing createSplitPane method (that has a bug in XSSFSheet)</action>
            <action type="fix" fixes-bug="github-360" context="HSSF">HSSFExtendedColor was not setting RGB colors properly</action>
            <action type="add" fixes-bug="66176" context="XSLF">Integrate SmartArt diagrams from powerpoint presentations</action>
            <action type="fix" fixes-bug="66181" context="SS_Common">POI's implementation of VALUE function did not properly handle empty string input</action>
            <action type="fix" fixes-bug="66187" context="XWPF">Calling getTextHighlightColor() or getEmphasisMark() on XWPFRun can lead to corruption of file</action>
            <action type="fix" fixes-bug="66211" context="XSSF">XSSFTable.updateHeaders did not work for Worksheets created using current Excel versions</action>
            <action type="fix" fixes-bug="66212" context="XSSF">XSSFSheet.removeTable did not remove the links to the table part reference from the sheet</action>
            <action type="fix" fixes-bug="66213" context="XSSF">XSSFWorkbook.cloneSheet does not clone XSSFTables linked from the sheet</action>
            <action type="fix" fixes-bug="66215" context="XSSF">Shifting rows or columns can damage formulas in tables</action>
            <action type="fix" fixes-bug="66216" context="XSSF">XSSFPivotTable.getPivotCacheDefinition() does not work properly when XSSFPivotTable was read from an existing *.xlsx file</action>
            <action type="fix" fixes-bug="66230" context="SXSSF">SXSSFWorkbook should work even when fonts not installed on OS</action>
            <action type="fix" fixes-bug="66242" context="XSLF">Issue with orphaned (in package) images and notes post slide removal</action>
        </actions>
    </release>

    <release version="5.2.2" date="2022-03-19">
        <summary>
            <summary-item>Upgrade log4j-api dependency to 2.17.2 and graphics2d dependency to 0.35 as well as some test dependencies</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="65915" context="SS_Common">Fix issue where Boolean functions (AND, OR) do not work properly in array context</action>
            <action type="add" fixes-bug="65934" context="XSLF">add removeTextParagraph to text box API</action>
            <action type="add" fixes-bug="65935" context="XSLF">add removeTextRun to paragraph API</action>
            <action type="fix" fixes-bug="65939" context="XSSF">Fix stackoverflow issue when removing formulas with circular references</action>
            <action type="add" fixes-bug="65943" context="SXSSF">Support rich text strings in SXSSFWorkbook (only when shared string table is used)</action>
            <action type="fix" fixes-bug="65946" context="OOXML">POIXMLPropertiesTextExtractor returns duplicate key for Core properties</action>
            <action type="fix" fixes-bug="65950" context="POI_Overall">POI 5.2.1 can allocate byte arrays that are too big</action>
        </actions>
    </release>

    <release version="5.2.1" date="2022-03-03">
        <summary>
            <summary-item>Upgrade curvesapi dependency to 1.07</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="65887" context="POI_Overall">IOUtils.toByteArray did not fully take into account value set by IOUtils.setByteArrayMaxOverride</action>
            <action type="fix" fixes-bug="60541" context="SS_Common">Collapsing a column group was incorrectly implemented</action>
            <action type="fix" fixes-bug="62857" context="SS_Common">DOLLAR function is not properly implemented</action>
            <action type="fix" fixes-bug="65792" context="SS_Common">Multiplication in cell formulas can have small rounding issues</action>
            <action type="fix" fixes-bug="65839" context="SS_Common">Picture resize can lead to infinite loop</action>
            <action type="add" fixes-bug="65846" context="SS_Common">Add support for NUMBERVALUE function</action>
            <action type="add" fixes-bug="65850" context="SS_Common">Add support for Normal Distribution functions</action>
            <action type="add" fixes-bug="65870" context="SS_Common">Add support for BESSELJ function</action>
            <action type="add" fixes-bug="65871" context="SS_Common">Add support for DOLLARDE and DOLLARFR functions</action>
            <action type="add" fixes-bug="65879" context="SS_Common">Add support for WORKDAY.INTL functions</action>
            <action type="fix" fixes-bug="65899" context="HMEF">Fix issue where malformed TNEF file can cause memory issues</action>
            <action type="fix" fixes-bug="65908" context="OPC">XAdES-XL modifications due to specification check errors</action>
        </actions>
    </release>

    <release version="5.2.0" date="2022-01-14">
        <summary>
            <summary-item>Refactor to XSSFReader, SharedStringsTable, CommentsTable and ThemesTable to make them more extensible</summary-item>
            <summary-item>Upgrade log4j-api dependency to 2.17.1</summary-item>
            <summary-item>Upgrade BouncyCastle dependency to 1.70</summary-item>
            <summary-item>Upgrade PDFBox Graphics2d dependency to 0.34 and PDFBox dependency to 2.0.25</summary-item>
        </summary>
        <actions>
            <action type="add" fixes-bug="65668" context="OOXML">upgrade to xmlsec 2.3.0 - make secure validation configurable</action>
            <action type="add" fixes-bug="65672" context="OOXML">Digital Signature - set commitment type and purpose</action>
            <action type="fix" fixes-bug="65676" context="XSSF">Issue in XSSFReader where string builder is not always cleared between cell reads</action>
            <action type="add" fixes-bug="65694" context="HSLF">handle date/time fields and formats</action>
            <action type="fix" fixes-bug="github-281" context="SS_Common">Cell Conditional Formatting: Change regex to account for decimals with no leading digit</action>
            <action type="fix" fixes-bug="github-273" context="SS_Common">Log warning when long sheet names are trimmed</action>
            <action type="add" fixes-bug="github-243" context="SS_Common">Add support for XLOOKUP and XMATCH functions</action>
            <action type="add" fixes-bug="github-290" context="POI_Overall">Customize Spliterator implementations for better parallelism</action>
            <action type="fix" fixes-bug="63211" context="SS_Common">DataFormatter incorrectly formats data formats with escaped percent character</action>
            <action type="fix" fixes-bug="64732" context="XSSF">XSSFSheet.createTable generates corrupted file when a header's cell contains a line break</action>
            <action type="fix" fixes-bug="65701" context="OOXML">Password Protecting a document when Saxon is on classpath can corrupt the output</action>
            <action type="add" fixes-bug="65703" context="SS_Common">DataFormatter: add setUse4DigitYearsInAllDateFormats(boolean) method with default of false</action>
            <action type="add" fixes-bug="65730" context="SS_Common">DataFormatter: add setUseCachedValuesForFormulaCells(boolean) method with default of false</action>
            <action type="fix" fixes-bug="65715" context="OOXML">Fix issue in XSSFSheet getDrawingPatriarch</action>
            <action type="fix" fixes-bug="65738" context="OOXML">Fix issue with excessive logging of invalid parts in OOXML files</action>
            <action type="fix" fixes-bug="65766" context="SS_Common">Cell copy does not respect rich text</action>
            <action type="fix" fixes-bug="65772" context="POI_Overall">stop using file deleteOnExit in DefaultTempFileCreationStrategy</action>
        </actions>
    </release>

    <release version="5.1.0" date="2021-11-01">
        <summary>
            <summary-item>XDDF - bug fixes</summary-item>
            <summary-item>Upgrade Batik dependency to 1.14</summary-item>
            <summary-item>Upgrade BouncyCastle dependency to 1.69 (including adding dependency on bcutil jar)</summary-item>
            <summary-item>Upgrade Commons-Compress dependency to 1.21</summary-item>
            <summary-item>Upgrade XMLSec dependency to 2.2.3</summary-item>
            <summary-item>Upgrade PDFBox Graphics2d dependency to 0.33 (and test with PDFBox 2.0.24)</summary-item>
            <summary-item>Add commons-io 2.11.0 as a dependency</summary-item>
            <summary-item>Upgrade XMLBeans to 5.0.2</summary-item>
            <summary-item>Internal logging in POI now uses Apache Log4J 2</summary-item>
            <summary-item>Small refactor to XSSFReader to make it more extensible - should not affect most users unless they subclass XSSFReader</summary-item>
            <summary-item>By default, no DTDs will be accepted in XML files. This can be relaxed by setting POIXMLTypeLoader.DEFAULT_XML_OPTIONS.setDisallowDocTypeDeclaration(false).</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="github-221" context="XSLF">XSLFTable - revert addRow to behaviour before 4.1.2</action>
            <action type="fix" fixes-bug="65016" context="XDDF">Don't throw exception on empty data source</action>
            <action type="fix" fixes-bug="64950" context="XDDF">Set hole size for doughnut chart</action>
            <action type="fix" fixes-bug="63901" context="XSSF">XSSFDrawing - import chart from other drawing</action>
            <action type="fix" fixes-bug="63902" context="XSSF">XSSFWorkbook - reference cloned sheet in cloned chart data</action>
            <action type="fix" fixes-bug="54470" context="XSSF">XSSFWorkbook - clone sheet with chart</action>
            <action type="fix" fixes-bug="57835" context="XSLF">XSLFSlide - import slide notes when importing slide content</action>
            <action type="add" fixes-bug="github-228" context="XDDF">Manipulate individual data point properties</action>
            <action type="add" fixes-bug="65192" context="HSSF">Allow change of EncryptionMode</action>
            <action type="add" fixes-bug="65206" context="POI_Overall">Migrate ant / maven to gradle build</action>
            <action type="fix" fixes-bug="65228" context="XSLF">the method getCap() does not work correctly in xslf.usermodel.XSLFTextRun</action>
            <action type="fix" fixes-bug="65214" context="OOXML">Document signed by POI reported as 'partially' signed</action>
            <action type="fix" fixes-bug="65085" context="HSLF">LineRect shall throw more specific exceptions</action>
            <action type="fix" fixes-bug="64844" context="SL_Common">Incorrect sizes of images in SVG</action>
            <action type="add" fixes-bug="65304" context="POI_Overall">Add commons-io as a dependency</action>
            <action type="fix" fixes-bug="64473" context="OOXML">Handle issue where OOXML file has metadata and metadata.xml</action>
            <action type="add" fixes-bug="60924" context="SS_Common">Support IFS and SWITCH functions</action>
            <action type="add" fixes-bug="64633" context="SS_Common">Support TEXTJOIN function</action>
            <action type="fix" fixes-bug="65230" context="SS_Common">TRIM function should trim extra spaces between words</action>
            <action type="fix" fixes-bug="65464" context="XSSF">Fix issue with removing parent formula when shared formulas are used</action>
            <action type="add" fixes-bug="65467" context="SS_Common">Support IFNA function</action>
            <action type="fix" fixes-bug="65471" context="XSSF">Add support for T literal in DateTime formats</action>
            <action type="fix" fixes-bug="65475" context="SS_Common">SUMIF and SUMIFS functions do not properly handle #N/A values</action>
            <action type="fix" fixes-bug="github-242" context="SS_Common">add support for MAXIFS, MINIFS, AVERAGEIFS functions</action>
            <action type="fix" fixes-bug="65501" context="XSLF">Use viewbox when rendering SVG images</action>
            <action type="add" fixes-bug="65581" context="OOXML">add optional support in ZipArchiveFakeEntry to use a temp file</action>
            <action type="fix" fixes-bug="65595" context="SS_Common">Strip color formatting in headers and footers</action>
            <action type="fix" fixes-bug="65606" context="SS_Common">Fix issues with WEEKNUM function evaluation</action>
            <action type="fix" fixes-bug="65612" context="XSLF">XSLF CustomGeometry - replace XmlStreamReader access with XmlBeans delegate</action>
            <action type="fix" fixes-bug="49202" context="SS_Common">Support PERCENTRANK and related functions</action>
            <action type="fix" fixes-bug="64258" context="SS_Common">Support TDIST and related functions</action>
            <action type="fix" fixes-bug="65490" context="XSSF">Better support for shared hyperlinks</action>
            <action type="fix" fixes-bug="65042" context="OPC">Add support to ZipPackage to allow temp files to be used to save memory (useful for writing xlsx/pptx/docx files with pictures, etc.).</action>
            <action type="fix" fixes-bug="65372" context="OPC">Allow ZipSecureFile.setMaxEntrySize to accept sizes above 4Gb</action>
            <action type="fix" fixes-bug="65331" context="XWPF">Fix issue in XWPFTable.setTableAlignment(TableRowAlign tra)</action>
            <action type="fix" fixes-bug="65623" context="OPC">Create XAdES-T signature with XAdESXLSignatureFacet</action>
            <action type="fix" fixes-bug="62040" context="SS_Common">QUOTIENT function does not support cell references</action>
            <action type="fix" fixes-bug="64542" context="OPC">Allow creation of POIFSFileSystem instances from FileChannels but with an optional flag to prevent POI from closing the channel</action>
            <action type="fix" fixes-bug="65452" context="SS_Common">WorkbookFactory.create(File, ...) should throw exception if the input file is not in a supported format</action>
            <action type="fix" fixes-bug="65551" context="XSLF">Incorrect fetching paragraph and text runs props from master shape</action>
            <action type="fix" fixes-bug="65634" context="XSLF">SlideShowFactory.create(File, ...) should throw exception if the input file is not in a supported format</action>
            <action type="fix" fixes-bug="65648" context="SXSSF">Remove finalizer on SXSSF SheetDataWriter</action>
            <action type="fix" fixes-bug="65650" context="POI_Overall">Use image/x-pict as mime type for pict format pictures (previous versions used a mix of image/pict and image/x-pict)</action>
            <action type="fix" fixes-bug="65653" context="HSLF">HSLF FillType for texture and background color fills ignored</action>
        </actions>
    </release>

    <release version="5.0.0" date="2021-01-20">
        <summary>
            <summary-item>Upgrade to ECMA-376 5th edition (transitional) schemas - expect API breaks when using XmlBeans directly<br/>
                some smaller changes are necessary when code is using the low-level CT... classes </summary-item>
            <summary-item>Change artifact names of poi-/ooxml-schemas to poi-ooxml-lite/full</summary-item>
            <summary-item>ooxml-security is part of poi-ooxml-full (known as ooxml-schemas) now and won't be provided separately</summary-item>
            <summary-item>updated dependencies to XMLSec 2.2.1, Bouncycastle 1.68, Commons-Codec 1.15, Commons-Compress 1.20</summary-item>
            <summary-item>XWPF - improvements in table and paragraph</summary-item>
            <summary-item>XSLF - improvements for paragraph</summary-item>
            <summary-item>provide JigSaw modules - some classes moved between packages for the JDK 9+ support, e.g.
                ExtractorFactory, so imports need to be adjusted</summary-item>
            <summary-item>removed dependencies to jaxb</summary-item>
            <summary-item>removed deprecated code</summary-item>
            <summary-item>new experimental DeferredSXSSFWorkbook which creates fewer temp files by lazily generating rows (see DeferredGeneration in poi-examples)</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="64494" context="XSSF">Ensure "applyAlignment" in cell-styles is enabled when necessary</action>
            <action type="fix" fixes-bug="64450" context="OOXML">Allow to parse a file where the relationship-id is an empty string</action>
            <action type="fix" fixes-bug="64750" context="XSSF">Do not use CTDataValidations.getCount(), instead only rely on getDataValidationArray</action>
            <action type="fix" fixes-bug="64986" context="SS_Common">Support missing or blank match_type for function Match</action>
            <action type="fix" fixes-bug="64838" context="XWPF">Do not populate cells with a paragraph when loading an existing document</action>
            <action type="fix" fixes-bug="65009" context="HSLF">Use correct index for 1-based pictures</action>
            <action type="fix" fixes-bug="64460" context="XSSF">Fix invalid moving of merged regions</action>
            <action type="fix" fixes-bug="64791" context="HSSF">Use proper position for the WriteAccessRecord</action>
            <action type="fix" fixes-bug="64238" context="SS_Common">Make LOOKUP functions deal with empty last arg correctly</action>
            <action type="fix" fixes-bug="64322" context="POIFS">Improve performance of reading OLE2 files</action>
            <action type="add" fixes-bug="64393" context="SS_Common">Handle MissingArgEval in relational operators</action>
            <action type="add" fixes-bug="64420" context="XSSF">Avoid NullPointerException in XSSFReader.SheetIterator.next() if files contain macros</action>
            <action type="add" fixes-bug="github-177" context="SS_Common">Avoid NullPointerException if RangeCopier encounters empty/missing rows</action>
            <action type="add" fixes-bug="63294" context="SS_Common">Add some more methods to allow to use CellType everywhere</action>
            <action type="fix" context="XSSF">Fix regression introduced via Bug 60845: There are more items in CTBorder that need to be handled in equals()</action>
            <action type="fix" fixes-bug="63845" context="XWPF">Adjust handling of formula-cells to fix regression with missing re-calculation introduced in 4.1.0</action>
            <action type="fix" fixes-bug="55966" context="XWPF">Include content control text in word extraction also if it is part of a paragraph</action>
            <action type="fix" fixes-bug="64244" context="XSSF">Take the replacement of RichText strings into account when computing length of strings</action>
            <action type="add" context="SS_Common">SS method to check if a Named Range is hidden or not</action>
            <action type="add" context="SS_Common">SS method to check if a Named Range is hidden or not</action>
            <action type="add" fixes-bug="github-167" context="HSMF">HSMF enhancements - NamedIdChunk, MultiValueChunks, ByteChunkDeferred</action>
            <action type="fix" context="SS_Common">Fix incorrect handling of format which should not produce any digit for zero</action>
            <action type="fix" fixes-bug="58896,52834" context="SS_Common">Speed up auto-sizing of columns when the sheet contains merged regions</action>
            <action type="fix" fixes-bug="64186" context="OPC">Decrease usage of ThreadLocals in XML Signature API</action>
            <action type="fix" fixes-bug="64213" context="SS_Common">Picture.resize(double scale) scales width wrong for small pictures and when dx1 is set</action>
            <action type="fix" fixes-bug="63712" context="OPC">upgrading xmlsec causes junit tests to fail</action>
            <action type="fix" fixes-bug="64241" context="XSLF">XSLF - Wrong scheme colors used when rendering</action>
            <action type="fix" fixes-bug="63624" context="XWPF">Method setText in XWPFTableCell updates the xml and also updates the runs and iruns</action>
            <action type="fix" fixes-bug="github-170" context="XWPF">XWPFTableCell does not process bodyElements when handle paragraph</action>
            <action type="fix" fixes-bug="github-171" context="XWPF">XWPFNumbering.addAbstractNum will definitely throw an exception</action>
            <action type="fix" fixes-bug="64301" context="OPC">Allow try-with-resources with OPCPackage.revert()</action>
            <action type="fix" fixes-bug="63745" context="HSSF">Add traversing and debugging interface to HSSF</action>
            <action type="fix" fixes-bug="64350" context="POI_Overall">Sonar fix - "Iterator.next()" methods should throw "NoSuchElementException"</action>
            <action type="fix" fixes-bug="57843" context="HWPF">RuntimeException on extracting text from Word 97-2004 Document</action>
            <action type="fix" fixes-bug="55505" context="HSSF">CountryRecord not found</action>
            <action type="fix" fixes-bug="64387" context="POIFS">Big POIFS stream result in OOM</action>
            <action type="add" fixes-bug="64411" context="POI_Overall" breaks-compatibility="true">Provide JigSaw modules</action>
            <action type="fix" fixes-bug="64441" context="SS_Common">Synchronize code that initialises WorkbookFactory</action>
            <action type="add" fixes-bug="63819" context="SS_Common">Support DateValue function</action>
            <action type="add" fixes-bug="github-179" context="SS_Common">Add an option for RangeCopier.copyRange() also clone styles</action>
            <action type="fix" fixes-bug="63290" context="XSLF">Retrieve default run properties from paragraph</action>
            <action type="add" fixes-bug="64512" context="POIFS">Ole10Native aka embedded / object packager - handle UTF16 variants</action>
            <action type="fix" fixes-bug="64561" context="XWPF">XWPFSDTContent.getText() is empty for nested SDT elements</action>
            <action type="fix" fixes-bug="64595" context="SXSSF">Missing quoting of pre-evaluated string values in formula cells causes corrupt files</action>
            <action type="fix" fixes-bug="64693" context="HEMF">POI HwmfGraphics cannot read the embedded document title</action>
            <action type="fix" fixes-bug="64716" context="HWMF">WMF font typeface charset encoding error</action>
            <action type="fix" fixes-bug="64773" context="POI_Overall">Visual signatures for .xlsx/.docx</action>
            <action type="fix" fixes-bug="64817" context="POIFS">Fix issue in testXLSXinPPT</action>
            <action type="fix" fixes-bug="github-193" context="SS_Common">Change TRUNC implementation to use MathX</action>
            <action type="add" fixes-bug="64867" context="SL_Common">Provide PDF rendering with PPTX2PNG</action>
            <action type="fix" fixes-bug="64964" context="SS_Common">Converting cell values to boolean should throw IllegalStateException instead of RuntimeException when conversion is not possible</action>
            <action type="fix" fixes-bug="64971" context="XSSF">XSSFFont setCharset(FontCharset) should use latest class instead of deprecated one</action>
            <action type="fix" fixes-bug="60397" context="XSSF">Improve performance of cell merge</action>
            <action type="fix" fixes-bug="github-206" context="SXSSF">Improve performance of SXSSF cell evaluation</action>
            <action type="fix" fixes-bug="64976" context="SS_Common">Change some methods to return ints instead of shorts (Font and CellStyle)</action>
            <action type="fix" fixes-bug="56205" context="OOXML" breaks-compatibility="true">Upgrade OOXML schema to 3rd edition (transitional)</action>
            <action type="fix" fixes-bug="64979" context="OOXML">Change artifact names of poi-/ooxml-schemas</action>
            <action type="fix" fixes-bug="64981" context="OOXML" breaks-compatibility="true">Upgrade OOXML schema to 5th edition (transitional)</action>
            <action type="fix" fixes-bug="64876" context="XSLF">Unable to convert pptx to pdf</action>
            <action type="fix" fixes-bug="65026" context="POI_Overall">Migrate tests to Junit 5</action>
            <action type="add" fixes-bug="github-207" context="POI_Overall">Use SLF4J instead of commons-logging - use jcl-over-slf4j</action>
            <action type="fix" fixes-bug="65061" context="XSSF">Handle VmlDrawings containing spreadsheet-ml default namespace</action>
            <action type="fix" fixes-bug="65063" context="HSLF">WMF parsing failed on closed empty polygon</action>
            <action type="fix" fixes-bug="github-198" context="POI_Overall">Remove jdk.charset module dependency for spreadsheets generation</action>
            <action type="fix" fixes-bug="github-196" context="OOXML">Delete unused certificate exceptions</action>
            <action type="fix" fixes-bug="github-191" context="SS_Common">Fix RuntimeException on array formula referencing blank cell</action>
            <action type="fix" fixes-bug="github-189" context="SS_Common">Move date parsing logic to DateParser</action>
            <action type="fix" fixes-bug="github-187" context="XSSF">Add length validation for Excel DataValidations that are list literals</action>
            <action type="fix" fixes-bug="github-184" context="SXSSF">New EmittingSXSSFWorkbook</action>
            <action type="fix" fixes-bug="github-176" context="XSSF">Remove limit on number of rules in XSSFSheetConditionalFormatting</action>
            <action type="fix" fixes-bug="github-177" context="HSSF">Avoid NullPointerException if RangeCopier encounters empty/missing rows</action>
        </actions>
    </release>

    <release version="4.1.2" date="2020-02-17">
        <summary>
            <summary-item>Removed a lot of internal uses of StringBuffers</summary-item>
            <summary-item>XDDF - some work on better chart support</summary-item>
            <summary-item>Common SL / EMF - ongoing rendering fixes</summary-item>
            <summary-item>XSLF - OOM fixes when parsing arbitrary shape ids + a new dependency to SparseBitSet 1.2</summary-item>
            <summary-item>updated dependencies to Bouncycastle 1.64</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="64015" context="POI_Overall">Swap zaxxer.com:SparseBitSet for java.util.BitSet</action>
            <action type="fix" fixes-bug="63788" context="XWPF">When removing AbstractNum match by abstractNumId, not list index</action>
            <action type="fix" fixes-bug="63940" context="POI_Overall">Avoid endless loop/out of memory on string-replace with empty search string</action>
            <action type="fix" fixes-bug="63700" context="POI_Overall">Make D* functions work with numeric result column</action>
            <action type="fix" fixes-bug="63960" context="SXSSF">Write pre-evaluated string-values in formula cells with the correct type</action>
            <action type="fix" fixes-bug="63984" context="POI_Overall">Function AND / OR should treat missing parameters as FALSE</action>
            <action type="fix" fixes-bug="63749" context="POI_Overall">Make getFirstRowNum() and getFirstCellNum() return -1 consistently with empty data</action>
            <action type="fix" fixes-bug="63569" context="POI_Overall">Make IOUtils.setByteArrayMaxOverride() work correctly</action>
            <action type="add" context="XSLF">Add, insert and remove columns on XSLFTable</action>
            <action type="fix" fixes-bug="63842" context="POI_Overall">Fix issue with fractions where the whole number part is too large to store as an int</action>
            <action type="fix" fixes-bug="63889" context="XDDF">Produce valid PPTX file with several chart series</action>
            <action type="fix" fixes-bug="63918" context="SL_Common XSLF">Fix texture fill - scale stretched images correctly</action>
            <action type="add" context="XDDF">Add Doughnut chart data series support</action>
            <action type="fix" fixes-bug="63955" context="HMEF">HMEFContentsExtractor fails to extract content from winmail.dat</action>
            <action type="fix" fixes-bug="63927" context="POI_Overall">Inconsistent mapping of Norwegian locales for date formats</action>
            <action type="fix" fixes-bug="github-163" context="XSSF">Add set level numbering on XWPFParagraph</action>
            <action type="fix" fixes-bug="github-164" context="XSSF">Fix Bug in XSSFTable.setCellReferences when table is single cell</action>
            <action type="fix" fixes-bug="64004" context="POI_Overall">Replace Cloneable / clone() with copy constructor</action>
            <action type="fix" fixes-bug="64036" context="POI_Overall">Replace reflection calls in factories for Java 9+</action>
            <action type="fix" fixes-bug="64044" context="POI_Overall">Fix issue with setCellValue(LocalDate) not supporting nulls properly</action>
            <action type="fix" fixes-bug="64088" context="SL_Common XSLF">SlideShow rendering fixes</action>
            <action type="fix" fixes-bug="64098" context="XWPF">XWPFRun: Whitespace in text not preserved if starting with tab character.</action>
            <action type="fix" fixes-bug="64108" context="POI_Overall">unsafe pipe character ("|") in Relationship target attribute is not being encoded into a '%7C'.</action>
            <action type="fix" fixes-bug="github-166" context="XDDF">Expose invert if negative on bar charts</action>
            <action type="fix" fixes-bug="63998" context="HSSF">Support commas, exclamation marks correctly in AreaReference</action>
            <action type="fix" fixes-bug="64045" context="XSSF">XSSFWorkbook constructor doesn't close ZipFile if an exception occurs</action>
            <action type="fix" fixes-bug="64130" context="HSSF">Regression in OldSheetRecord</action>
        </actions>
    </release>

    <release version="4.1.1" date="2019-10-20">
        <summary>
            <summary-item>XSSF: Memory improvements which use much less memory while writing large xlsx files</summary-item>
            <summary-item>XDDF: Improved chart support: more types and some API changes around angles and width units</summary-item>
            <summary-item>updated dependencies to Bouncycastle 1.62, Commons-Codec 1.13, Commons-Collections4 4.4, Commons-Compress 1.19</summary-item>
            <summary-item>XWPF: Additional API methods</summary-item>
            <summary-item>XSSF: Fixes to XSSFSheet.addMergedRegion() and XSSFRow.shiftRows()</summary-item>
            <summary-item>EMF/HSLF: Rendering fixes</summary-item>
            <summary-item>CVE-2019-12415 - XML External Entity (XXE) Processing in Apache POI</summary-item>
        </summary>
        <actions>
            <action type="add" fixes-bug="63774" context="POI_Overall">Cache pids to speed up custom properties "add" method</action>
            <action type="add" fixes-bug="63779" context="SS_Common">Add support for the new Java date/time API added in Java 8</action>
            <action type="fix" fixes-bug="59322" context="HWPF">Avoid NullPointerException when reading Word Document with tables and a cell with a null descriptor</action>
            <action type="fix" fixes-bug="61490" context="HWPF">Read cells of tables correctly in cases where the last cell is not 'fake'</action>
            <action type="fix" context="HWPF">Do not use WeakReference for parents in Ranges to avoid spurious failures in tests</action>
            <action type="fix" fixes-bug="63657" context="XSSF">Fix regression with memory usage in XSSFRow.onDocumentWrite and some other temporary memory leaks</action>
            <action type="fix" fixes-bug="63842" context="SS_Common">FractionFormat casts whole part of the value into 'int'</action>
            <action type="fix" fixes-bug="63818" context="HSLF">Allow multiple charsets for same font typeface</action>
            <action type="fix" fixes-bug="63768" context="XSSF">XSSFExportToXml adjust settings on SchemaFactory</action>
            <action type="fix" fixes-bug="63541" context="XSLF">NullPointerException from XSLFSimpleShape.getAnchor for empty xfrm tags</action>
            <action type="add" fixes-bug="63745" context="POI_Overall">Add traversing and debugging interface</action>
            <action type="fix" fixes-bug="57423,62711" context="XSSF">Fix regression when XSSFRow.shiftRows() is used</action>
            <action type="fix" fixes-bug="63580" context="SL_Common HSLF XSLF">Fix texture paint handling</action>
            <action type="fix" fixes-bug="59004" context="HSLF">HSLF rendering - adjust values for presetShapeDefinition differs in HSLF/XSLF</action>
            <action type="fix" context="HSLF">Don't fallback to master shape properties, if master shape is not assigned</action>
            <action type="add" context="POI_Overall">Add a ThreadLocalUtil.clearAllThreadLocals which can be used to clear thread-locals</action>
            <action type="fix" fixes-bug="63371" context="XSSF">XSSFSheet.addMergedRegion should adjust count of merged cells</action>
            <action type="fix" fixes-bug="63073" context="XSSF">Return value of XSSFSheet.addMergedRegion is off by one</action>
            <action type="fix" fixes-bug="54803" context="OPC">Error opening XLSX after saving with a Drawing using POI</action>
            <action type="add" fixes-bug="github-135" context="XDDF">Support to create new chart without reading template</action>
            <action type="add" fixes-bug="github-143" context="HPSF">MAPIType.isFixedLength: not true in case of length > 8</action>
            <action type="add" fixes-bug="github-144" context="XDDF">Support for seven new chart types</action>
            <action type="add" fixes-bug="github-149" context="HSMF">improve MAPIMessage.getHtmlBody</action>
            <action type="add" fixes-bug="github-150" context="XWPF">Add XWPFPicture getWidth and getDepth methods</action>
            <action type="add" fixes-bug="github-151" context="XWPF">Add XWPFRun getStyle method</action>
            <action type="add" fixes-bug="github-152" context="XWPF">Add XWPFParagraph setKeepNext method</action>
            <action type="add" fixes-bug="github-153" context="XWPF">Add XWPFParagraph createHyperlinkRun method</action>
            <action type="add" fixes-bug="github-154" context="SXSSF">Improved support for writing large files</action>
            <action type="add" fixes-bug="github-157" context="OOXML">Add setters to POIXMLProperties</action>
            <action type="fix" fixes-bug="63153" context="XDDF">Enable safe removal of data series from charts</action>
            <action type="fix" fixes-bug="59623" context="XDDF">Provide example of threshold line in bar chart</action>
        </actions>
    </release>

    <release version="4.1.0" date="2019-04-09">
        <summary>
            <summary-item>Improved support/fixes for Java 9+ and IBM JVM</summary-item>
            <summary-item>New EMF renderer and support of SVG images in XSLF</summary-item>
            <summary-item>Security, stability and memory/resource handling improvements</summary-item>
            <summary-item>Various bug fixes across function and conditional format rule evaluation</summary-item>
            <summary-item>Upgrade to XMLBeans 3.1.0</summary-item>
            <summary-item>Upgrade to Bouncycastle 1.61</summary-item>
            <summary-item>Upgrade to Curvesapi 1.06</summary-item>
            <summary-item>Upgrade to Commons-Codec 1.12</summary-item>
            <summary-item>Upgrade to Commons-Collections4 4.3</summary-item>
            <summary-item>Upgrade to XMLSec 2.1.2</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="63200" context="XSLF">Avoid a possible NullPointerException in XSLFShape.selectPaint()</action>
            <action type="add" fixes-bug="60724" context="SS_Common">Implement 'ignore hidden rows' variations for existing implemented variants</action>
            <action type="fix" fixes-bug="63264" context="SS_Common">Conditional Format rule evaluation calculates relative references incorrectly</action>
            <action type="fix" fixes-bug="61652" context="SS_Common">Fix NPE in EDATE function when date evaluates to an invalid value</action>
            <action type="fix" fixes-bug="62151" context="POIFS">Work around illegal reflective access in Java 9+ when freeing buffers</action>
            <action type="add" fixes-bug="63029" context="OPC">OPCPackage Potentially clobbers files on close()</action>
            <action type="add" fixes-bug="62980" context="SS_Common XSSF HSSF">Make D* functions ignore case in headings</action>
            <action type="fix" fixes-bug="60977" context="XSSF">Adding custom properties creates invalid .xlsx file on second write</action>
            <action type="fix" fixes-bug="60460" context="SL_Common">Null pointer exception in ExternSheetNameResolver.prependSheetName method</action>
            <action type="fix" fixes-bug="60845" context="XSSF">Fix copying styles/conditional formatting</action>
            <action type="add" fixes-bug="63054" context="SS_Common XSSF HSSF">Improved evaluation of array formulas with errors in arguments</action>
            <action type="fix" fixes-bug="63047" context="POI_Overall">Make POILogger subclassable</action>
            <action type="add" fixes-bug="62904" context="SS_Common XSSF HSSF">Support array arguments in IF and logical IS*** functions</action>
            <action type="add" fixes-bug="63028" context="SL_Common XSLF HSLF">Provide font embedding for slideshows</action>
            <action type="fix" fixes-bug="61532" context="SXSSF">Fix setting values/types during formula evaluation for SXSSF</action>
            <action type="fix" fixes-bug="62629" context="OPC">Allow to handle files with invalid content types for pictures</action>
            <action type="fix" fixes-bug="62839" context="SL_Common">Fix MathX.floor for negative n</action>
            <action type="fix" fixes-bug="62884" context="SL_Common">Sheetnum is not checked in InternalWorkbook.setSheetHidden()</action>
            <action type="fix" fixes-bug="62886" context="OPC">Regression extracting text from corrupted docx files</action>
            <action type="add" fixes-bug="63017" context="SL_Common XSLF">Remove rows from a XSLFTable</action>
            <action type="add" fixes-bug="60656" context="SL_Common XSLF HSLF">EMF image support in slideshows</action>
            <action type="add" fixes-bug="62365" context="XSLF">SVG image support in XSLF</action>
            <action type="add" fixes-bug="github-136" context="XSSF">Support GEOMEAN function</action>
            <action type="fix" fixes-bug="63011" context="OPC">Multiple digital signature in excel file broke first signature</action>
            <action type="fix" fixes-bug="62999" context="SL_Common">IBM JDK JIT causes AIOOBE in TexturePaintContext</action>
            <action type="fix" fixes-bug="62994" context="POI_Overall">IBM JCE workarounds</action>
            <action type="fix" fixes-bug="62966" context="SL_Common">init presetShapeDefinitions.xml fail under IBM jdk</action>
            <action type="fix" fixes-bug="62953" context="SL_Common XSLF HSLF">Rendering of FreeformShapes with formula fails</action>
            <action type="fix" fixes-bug="63005" context="POI_Overall">Remove support for reading files that have XML entity definitions</action>
            <action type="fix" fixes-bug="63013" context="XWPF">add XWPFRun setLang method</action>
            <action type="fix" fixes-bug="63240" context="XSSF">Remove unnecessary synchronization on DocumentHelper.newDocumentBuilder and SAXHelper.newXMLReader</action>
            <action type="fix" fixes-bug="61652" context="SS_Common">Fix NPE in EDATE function when date evaluates to an invalid value</action>
            <action type="fix" fixes-bug="63264" context="SS_Common">Conditional Format rule evaluation calculates relative references incorrectly</action>
            <action type="add" fixes-bug="60724" context="SS_Common">Implement 'ignore hidden rows' variations for existing SUBTOTAL function variants</action>
            <action type="fix" fixes-bug="63268" context="SS_Common">Fix issue with CellUtil.setFont adding unnecessary styles</action>
            <action type="fix" fixes-bug="61700" context="SS_Common">getForceFormulaRecalculation() returns wrong value</action>
            <action type="fix" fixes-bug="63292" context="SS_Common">DataFormatter.formatCellValue() ignores use1904Windowing w/4-part date formats</action>
        </actions>
    </release>

    <release version="4.0.1" date="2018-12-03">
        <summary>
            <summary-item>Fixes pom.xml entries for commons-maths3 (missing), curvesapi and commons-codec</summary-item>
            <summary-item>Improvements for XDDF charts and text manipulation</summary-item>
            <summary-item>Upgrade to XMLBeans 3.0.2</summary-item>
        </summary>
        <actions>
            <action type="fix" fixes-bug="59773" context="POI_Overall">Move loop invariants outside of loop for faster execution</action>
            <action type="fix" fixes-bug="59834" context="POI_Overall">poi-ooxml pom.xml should include dependency on poi-scratchpad</action>
            <action type="fix" fixes-bug="62690" context="POI_Overall">Missing Maven dependency to commons-math3</action>
            <action type="fix" fixes-bug="62692" context="OPC">WildFly XML parser not properly supported - Property 'http://www.oracle.com/xml/jaxp/properties/entityExpansionLimit' is not recognized</action>
            <action type="fix" fixes-bug="62699" context="POI_Overall">Download page must link to https://downloads.apache.org/poi/KEYS</action>
            <action type="fix" fixes-bug="62733" context="XSLF">XSLFBackground setFill() can corrupt the document</action>
            <action type="fix" fixes-bug="62735" context="XSSF">poi-ooxml 4.0.0 should have dependency on curvesapi 1.05</action>
            <action type="fix" fixes-bug="62740" context="XSSF">XSSFTable constructor automatically assigns invalid (non-unique) column IDs</action>
            <action type="fix" fixes-bug="62768" context="OPC">OPCPackage#close() method is incorrectly synchronized</action>
            <action type="fix" fixes-bug="62796" context="POI_Overall">Remove XML Event parser code from PackagePropertiesMarshaller</action>
            <action type="fix" fixes-bug="62800" context="XSLF">Fix null pointer exception if a picture shape has no blip id</action>
            <action type="fix" fixes-bug="62805" context="POI_Overall">Fix Old-Xerces build issues</action>
            <action type="fix" fixes-bug="62805" context="XSLF">XSLFTableCell#removeBorder(BorderEdge.right) removes the bottom edge not the right edge.</action>
            <action type="fix" fixes-bug="62811" context="POI_Overall">POI Encryption didn't work with 4.0.0 but did work with 3.17</action>
            <action type="fix" fixes-bug="62951" context="POI_Overall">FileMagic not correctly identified</action>
            <action type="fix" fixes-bug="62949" context="SL_Common">SlideShow rendering - keyframe fractions must be increasing</action>
            <action type="fix" fixes-bug="62921" context="POI_Overall">Provide OOXMLLite alternative for Java 12+</action>
            <action type="fix" fixes-bug="62625" context="POI_Overall">Handle off-spec, variant REFERENCE_NAME record structure in VBAMacroReader</action>
            <action type="fix" fixes-bug="62624" context="POI_Overall">Handle module name mapping in VBAMacroReader</action>
            <action type="fix" fixes-bug="62836" context="SS_Common">Support TREND function</action>
            <action type="fix" fixes-bug="62859" context="XWPF">Rare NPE while creating XWPFSDTContent</action>
            <action type="add" fixes-bug="62373" context="SS_Common">Support for FREQUENCY function</action>
            <action type="fix" fixes-bug="62831" context="POI_Overall">WorkbookFactory.create support for subclass of File, eg from JFileChooser</action>
            <action type="fix" fixes-bug="62815" context="XSSF">XLSB number extraction improvements</action>
            <action type="fix" fixes-bug="62373" context="SS_Common">Support FREQUENCY function</action>
            <action type="fix" fixes-bug="62742" context="POI_Overall">Add common-compress jar to bin zip/tgz</action>
            <action type="fix" fixes-bug="62747" context="POI_Overall">Upgrade bouncycastle dependency to 1.60</action>
            <action type="fix" fixes-bug="62736" context="XWPF">Relations on XSLFPictureShape were removed unconditionally</action>
            <action type="add" fixes-bug="github-109" context="XDDF">Define XDDF user model for text body, its paragraphs and text runs</action>
            <action type="add" fixes-bug="github-123" context="XSSF">Import chart on drawing</action>
            <action type="fix" fixes-bug="62746" context="XDDF">Support axIds in XDDF</action>
            <action type="fix" fixes-bug="60509" context="XSSF">XSSFWorkbook.setSheetName() does not update references in charts</action>
            <action type="fix" fixes-bug="59625" context="XWPF">Localisation (Internationalisation in other languages) when applied in charts corrupt the MS Word file</action>
        </actions>
    </release>

    <release version="4.0.0" date="2018-09-07">
        <summary>
            <summary-item>Removed support for Java 6 and 7 making Java 8 the minimum version supported</summary-item>
            <summary-item>New OOXML schema (1.4) necessary, because of incompatible XMLBeans loading not anymore through POIXMLTypeLoader</summary-item>
        </summary>
        <actions>
            <action type="remove" fixes-bug="62649" breaks-compatibility="true" context="POIFS">Remove OPOIFS*</action>
            <action type="fix" fixes-bug="61589" context="XSLF">Importing content does not copy hyperlink address</action>
            <action type="fix" fixes-bug="62587" context="XSLF">repeated call to XSLFSheet.removeShape leads to java.lang.IllegalArgumentException: partName</action>
            <action type="fix" fixes-bug="62513" context="OOXML">Don't try to parse embedded package relationships</action>
            <action type="add" fixes-bug="59268" context="OOXML">Work on providing an updated version of XMLBeans</action>
            <action type="fix" fixes-bug="62451" context="HPSF">Document last printed in the year 27321</action>
            <action type="fix" fixes-bug="60713" breaks-compatibility="true" context="SXSSF XSSF OPC">(S)XSSFWorkbook/POIXMLDocument.write(OutputStream) closes the OutputStream</action>
            <action type="add" fixes-bug="62452" context="OPC">Extract configuration while verifying XML signatures</action>
            <action type="fix" fixes-bug="62187" breaks-compatibility="true" context="OPC">Compiling with Java 10 fails with ClassCastException / use commons-compress</action>
            <action type="fix" fixes-bug="62355" breaks-compatibility="true" context="POI_Overall">Unsplit packages for Jigsaw / Java 9 compatibility</action>
            <action type="fix" fixes-bug="62041" context="SL_Common">TestFonts fails on Mac</action>
            <action type="fix" fixes-bug="62051" context="XSLF">Two shapes have the same shapeId within the same slide</action>
            <action type="fix" fixes-bug="61633" context="XSLF">Zero width shapes aren't rendered</action>
            <action type="add" fixes-bug="62037" context="SL_Common">SlideNames should not be null but have a default as if accessed by VBA</action>
            <action type="fix" fixes-bug="62381" context="SL_Common">Fix rendering of AutoShapes</action>
            <action type="fix" fixes-bug="59893" context="POI_Overall">Forbid calls to InputStream.available</action>
            <action type="fix" fixes-bug="61905" context="HSSF">HSSFWorkbook.setActiveCell() does not actually make the cell selected in Excel</action>
            <action type="fix" fixes-bug="61459" context="HSLF">HSLFShape.getShapeName() returns name of shapeType and not the shape name</action>
            <action type="add" fixes-bug="62319" breaks-compatibility="true" context="SL_Common">Decommission XSLF-/PowerPointExtractor</action>
            <action type="add" fixes-bug="62092" context="SL_Common">Text not extracted from grouped text shapes in HSLF</action>
            <action type="add" fixes-bug="62159" context="OPC">Support XML signature over windows certificate store</action>
            <action type="add" fixes-bug="57369" context="XDDF">Add support for major and minor units on chart axes</action>
            <action type="add" fixes-bug="55954" context="XWPF">Added methods to position table</action>
            <action type="add" fixes-bug="61947" context="POI_Overall">Remove deprecated classes (POI 4.0.0)</action>
            <action type="add" fixes-bug="55954" context="XWPF">Add functions to get, set, remove outer borders for tables</action>
            <action type="add" fixes-bug="github-72" context="XDDF">Define XDDF user model for shape properties to be shared between XSLF, XSSF and XWPF</action>
            <action type="add" fixes-bug="61543" breaks-compatibility="true" context="XSSF">Do not fail with "part already exists" when tables are created/removed</action>
            <action type="add" fixes-bug="61550" breaks-compatibility="true" context="POI_Overall">Add more information to exception text and verify that it is thrown</action>
            <action type="add" fixes-bug="61609" breaks-compatibility="true" context="POI_Overall">Add .gitattribute file and set lf for one sample-file</action>
            <action type="add" fixes-bug="61797" breaks-compatibility="true" context="SL_Common">Embed Excel / Ole objects into powerpoint</action>
            <action type="fix" fixes-bug="61943" context="SL_Common">narrow generics definition because of tighter java9 checks</action>
            <action type="add" fixes-bug="61942" context="OPC">Refactor PackagePartName handling and add getUnusedPartIndex method</action>
            <action type="fix" fixes-bug="61941" context="POIFS">Move Ole marker generation to Ole10Native</action>
            <action type="fix" fixes-bug="61940" context="POI_Overall">Replace ClassID statics with enum</action>
            <action type="add" fixes-bug="61939" context="OPC">Provide schema for AlternateContent - provide new ooxml-schemas-1.4.jar</action>
            <action type="fix" fixes-bug="61787" context="HSSF">Change how deleted content is detected to not incorrectly see too much text as deleted, this was introduced with bug 58067</action>
            <action type="fix" fixes-bug="61798" context="HSSF">Fix usage of getLastCellNum() when calculating worksheet dimension during saving</action>
            <action type="fix" fixes-bug="61911" context="HWPF">Avoid IndexOutOfBounds access when reading pictures</action>
            <action type="fix" fixes-bug="61765" context="HSSF">Support third party tool generated files using WorkBook as their POIFS directory name</action>
            <action type="fix" fixes-bug="61881" context="HSLF">Regression in ppt parsing: typeface can't be null or empty</action>
            <action type="add" fixes-bug="github-68" context="XDDF XSLF XSSF XWPF">Share chart data implementation between XSLFChart, XSSFChart and XWPFChart through XDDF</action>
            <action type="fix" fixes-bug="61809" context="HPSF">Infinite loop in SectionIDMap.get() and .put()</action>
            <action type="add" fixes-bug="60887" context="XSSF">Surface XSSF Header/Footer Attributes</action>
            <action type="add" fixes-bug="61730" context="SS_Common">CellRangeAddresses support iterating over their CellAddresses</action>
            <action type="fix" fixes-bug="61727" context="SS_Common">CellRangeUtil merge cell ranges broken for certain orders of arguments</action>
            <action type="fix" fixes-bug="57517" context="HSSF">Fix various situations that were handled incorrectly in HSSFOptimiser</action>
            <action type="add" fixes-bug="61671" context="XSLF">XSLFSlide does not contain isHidden and setHidden like HSLFSlide does</action>
            <action type="update" fixes-bug="61630" context="XSSF">Performance improvement to XSSFExportToXML</action>
            <action type="add" fixes-bug="58068" context="XSSF">Add a method to pass the actual Color to StylesTable.findFont()</action>
            <action type="fix" fixes-bug="61096" context="POIFS">Add support for modules in VBAMacroReader</action>
            <action type="fix" fixes-bug="61033" context="XSSF">Add XSSFWorkbook.setCellFormulaValidation() to control if formulas are validated during Cell.setCellFormula()</action>
            <action type="fix" fixes-bug="61148" context="SXSSF">Fix calculating/setting formula value</action>
            <action type="fix" fixes-bug="61064" context="SS_Common">Support behavior of function CEILING in newer versions of Microsoft Excel</action>
            <action type="fix" fixes-bug="61516" context="SS_Common">Correctly handle references that end up outside the workbook when cells with formulas are copied</action>
            <action type="add" fixes-bug="60737" context="XSSF">Add endSheet() to XSSFEventBasedExcelExtractor</action>
            <action type="fix" fixes-bug="59747" context="OPC">Exchange order of writing parts into Zip to allow some tools to handle files better</action>
            <action type="add" fixes-bug="github-69" context="SS_Common">Support matrix functions</action>
            <action type="fix" fixes-bug="60499" context="OPC">Deleting a picture that is used twice on a slide corrupt the slide</action>
            <action type="fix" fixes-bug="60279" context="POI_Overall">Back-off to brute-force search for macro content if macro offset is incorrect</action>
            <action type="add" fixes-bug="61528" context="XSSF">Pivot table enhancements</action>
            <action type="fix" fixes-bug="61906" context="XSSF">add API for working with RichStringText</action>
            <action type="fix" fixes-bug="61792" context="SS_Common">Avoid iterating over chars (use codepoints instead)</action>
            <action type="fix" fixes-bug="62254" context="SS_Common">Update OFFSET function to support optional values</action>
            <action type="update" fixes-bug="62435" context="XSSF">Rename getAllEmbedds method to getAllEmbeddedParts (getAllEmbedds is retained but deprecated)</action>
            <action type="update" fixes-bug="62438" breaks-compatibility="true" context="POI_Overall">Replace org.apache.poi.openxml4j.util.Nullable with java.lang.Optional</action>
            <action type="fix" fixes-bug="github-90" context="XSSF">Change default DSIG signing algorithm to SHA256</action>
            <action type="fix" fixes-bug="github-107" context="SS_Common">Support AREAS function</action>
            <action type="fix" fixes-bug="github-110" breaks-compatibility="true" context="XWPF">Renames org.apache.poi.xwpf.usermodel.TextSegement to org.apache.poi.xwpf.usermodel.TextSegment</action>
            <action type="fix" fixes-bug="github-114" context="XWPF">Better support for Footnotes and Endnotes</action>
        </actions>
    </release>

</changes>