What Is poi-5.2.3.jar?

poi-5.2.3.jar is one of the JAR files for Apache POI 5.2.3, which provides an API for Microsoft document files of Word, Excel, PowerPoint, and Visio.

poi-5.2.3.jar supports Apache POI components that read and write Microsoft's OLE 2 Compound document format, which is used in early versions of Microsoft Office tools like Word 97, Excel 97, PowerPoint 97, etc.

poi-5.2.3.jar is distributed as part of the poi-bin-5.2.3-20220909.zip download file.

JAR File Size and Download Location:

JAR name: poi-5.2.3.jar
Target JDK version: 9

File name: poi.jar, poi-5.2.3.jar
File size: 2964641 bytes
Release date: 09-09-2022
Download: Apache POI Website

Here are Java Source Code files for poi-5.2.3.jar:

⏎ org/apache/poi/ss/formula/FormulaCellCacheEntry.java

/* ====================================================================
   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.
==================================================================== */

package org.apache.poi.ss.formula;

import java.util.Arrays;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;

import org.apache.poi.ss.formula.eval.ValueEval;
import org.apache.poi.ss.formula.FormulaUsedBlankCellSet.BookSheetKey;


/**
 * Stores the cached result of a formula evaluation, along with the set of sensitive input cells
 */
final class FormulaCellCacheEntry extends CellCacheEntry {
    
    /**
     * Cells 'used' in the current evaluation of the formula corresponding to this cache entry
     *
     * If any of the following cells change, this cache entry needs to be cleared
     */
    private CellCacheEntry[] _sensitiveInputCells;

    private FormulaUsedBlankCellSet _usedBlankCellGroup;

    public FormulaCellCacheEntry() {
        // leave fields un-set
    }
    
    public boolean isInputSensitive() {
        if (_sensitiveInputCells != null) {
            if (_sensitiveInputCells.length > 0 ) {
                return true;
            }
        }
        return _usedBlankCellGroup == null ? false : !_usedBlankCellGroup.isEmpty();
    }

    public void setSensitiveInputCells(CellCacheEntry[] sensitiveInputCells) {
        // need to tell all cells that were previously used, but no longer are, 
        // that they are not consumed by this cell any more
        if (sensitiveInputCells == null) {
            _sensitiveInputCells = null;
            changeConsumingCells(CellCacheEntry.EMPTY_ARRAY);
        } else {
            _sensitiveInputCells = sensitiveInputCells.clone();
            changeConsumingCells(_sensitiveInputCells);
        }
    }

    public void clearFormulaEntry() {
        CellCacheEntry[] usedCells = _sensitiveInputCells;
        if (usedCells != null) {
            for (int i = usedCells.length-1; i>=0; i--) {
                usedCells[i].clearConsumingCell(this);
            }
        }
        _sensitiveInputCells = null;
        clearValue();
    }
    
    private void changeConsumingCells(CellCacheEntry[] usedCells) {

        CellCacheEntry[] prevUsedCells = _sensitiveInputCells;
        int nUsed = usedCells.length;
        for (CellCacheEntry usedCell : usedCells) {
            usedCell.addConsumingCell(this);
        }
        if (prevUsedCells == null) {
            return;
        }
        int nPrevUsed = prevUsedCells.length;
        if (nPrevUsed < 1) {
            return;
        }
        Set<CellCacheEntry> usedSet;
        if (nUsed < 1) {
            usedSet = Collections.emptySet();
        } else {
            usedSet = new HashSet<>(nUsed * 3 / 2);
            usedSet.addAll(Arrays.asList(usedCells).subList(0, nUsed));
        }
        for (CellCacheEntry prevUsed : prevUsedCells) {
            if (!usedSet.contains(prevUsed)) {
                // previously was used by cellLoc, but not anymore
                prevUsed.clearConsumingCell(this);
            }
        }
    }

    public void updateFormulaResult(ValueEval result, CellCacheEntry[] sensitiveInputCells, FormulaUsedBlankCellSet usedBlankAreas) {
        updateValue(result);
        setSensitiveInputCells(sensitiveInputCells);
        _usedBlankCellGroup = usedBlankAreas;
    }

    public void notifyUpdatedBlankCell(BookSheetKey bsk, int rowIndex, int columnIndex, IEvaluationListener evaluationListener) {
        if (_usedBlankCellGroup != null) {
            if (_usedBlankCellGroup.containsCell(bsk, rowIndex, columnIndex)) {
                clearFormulaEntry();
                recurseClearCachedFormulaResults(evaluationListener);
            }
        }
    }
}

⏎ org/apache/poi/ss/formula/FormulaCellCacheEntry.java

Or download all of them as a single archive file:

File name: poi-5.2.3-src.zip
File size: 2479830 bytes
Release date: 2022-09-09
Download 

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