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What Is poi-5.2.3.jar?
What Is poi-5.2.3.jar?
✍: FYIcenter.com
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/EvaluationTracker.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.ArrayList; import java.util.HashSet; import java.util.List; import java.util.Set; import org.apache.poi.ss.formula.eval.BlankEval; import org.apache.poi.ss.formula.eval.ErrorEval; import org.apache.poi.ss.formula.eval.ValueEval; /** * Instances of this class keep track of multiple dependent cell evaluations due * to recursive calls to {@link WorkbookEvaluator#evaluate(EvaluationCell)}} * The main purpose of this class is to detect an attempt to evaluate a cell * that is already being evaluated. In other words, it detects circular * references in spreadsheet formulas. */ final class EvaluationTracker { // TODO - consider deleting this class and letting CellEvaluationFrame take care of itself private final List<CellEvaluationFrame> _evaluationFrames; private final Set<FormulaCellCacheEntry> _currentlyEvaluatingCells; private final EvaluationCache _cache; public EvaluationTracker(EvaluationCache cache) { _cache = cache; _evaluationFrames = new ArrayList<>(); _currentlyEvaluatingCells = new HashSet<>(); } /** * Notifies this evaluation tracker that evaluation of the specified cell is * about to start.<br> * * In the case of a {@code true} return code, the caller should * continue evaluation of the specified cell, and also be sure to call * {@code endEvaluate()} when complete.<br> * * In the case of a {@code null} return code, the caller should * return an evaluation result of * {@code ErrorEval.CIRCULAR_REF_ERROR}, and not call {@code endEvaluate()}. * <br> * @return {@code false} if the specified cell is already being evaluated */ public boolean startEvaluate(FormulaCellCacheEntry cce) { if (cce == null) { throw new IllegalArgumentException("cellLoc must not be null"); } if (_currentlyEvaluatingCells.contains(cce)) { return false; } _currentlyEvaluatingCells.add(cce); _evaluationFrames.add(new CellEvaluationFrame(cce)); return true; } public void updateCacheResult(ValueEval result) { int nFrames = _evaluationFrames.size(); if (nFrames < 1) { throw new IllegalStateException("Call to endEvaluate without matching call to startEvaluate"); } CellEvaluationFrame frame = _evaluationFrames.get(nFrames-1); if (result == ErrorEval.CIRCULAR_REF_ERROR && nFrames > 1) { // Don't cache a circular ref error result if this cell is not the top evaluated cell. // A true circular ref error will propagate all the way around the loop. However, it's // possible to have parts of the formula tree (/ parts of the loop) to evaluate to // CIRCULAR_REF_ERROR, and that value not get used in the final cell result (see the // unit tests for a simple example). Thus, the only CIRCULAR_REF_ERROR result that can // safely be cached is that of the top evaluated cell. return; } frame.updateFormulaResult(result); } /** * Notifies this evaluation tracker that the evaluation of the specified cell is complete. <p> * * Every successful call to {@code startEvaluate} must be followed by a call to {@code endEvaluate} (recommended in a finally block) to enable * proper tracking of which cells are being evaluated at any point in time.<p> * * Assuming a well behaved client, parameters to this method would not be * required. However, they have been included to assert correct behaviour, * and form more meaningful error messages. */ public void endEvaluate(CellCacheEntry cce) { int nFrames = _evaluationFrames.size(); if (nFrames < 1) { throw new IllegalStateException("Call to endEvaluate without matching call to startEvaluate"); } nFrames--; CellEvaluationFrame frame = _evaluationFrames.get(nFrames); if (cce != frame.getCCE()) { throw new IllegalStateException("Wrong cell specified. "); } // else - no problems so pop current frame _evaluationFrames.remove(nFrames); _currentlyEvaluatingCells.remove(cce); } public void acceptFormulaDependency(CellCacheEntry cce) { // Tell the currently evaluating cell frame that it has a dependency on the specified int prevFrameIndex = _evaluationFrames.size()-1; if (prevFrameIndex < 0) { // Top level frame, there is no 'cell' above this frame that is using the current cell } else { CellEvaluationFrame consumingFrame = _evaluationFrames.get(prevFrameIndex); consumingFrame.addSensitiveInputCell(cce); } } public void acceptPlainValueDependency(EvaluationWorkbook evalWorkbook, int bookIndex, int sheetIndex, int rowIndex, int columnIndex, ValueEval value) { // Tell the currently evaluating cell frame that it has a dependency on the specified int prevFrameIndex = _evaluationFrames.size() - 1; if (prevFrameIndex < 0) { // Top level frame, there is no 'cell' above this frame that is using the current cell } else { CellEvaluationFrame consumingFrame = _evaluationFrames.get(prevFrameIndex); if (value == BlankEval.instance) { consumingFrame.addUsedBlankCell(evalWorkbook, bookIndex, sheetIndex, rowIndex, columnIndex); } else { PlainValueCellCacheEntry cce = _cache.getPlainValueEntry(bookIndex, sheetIndex, rowIndex, columnIndex, value); consumingFrame.addSensitiveInputCell(cce); } } } }
⏎ org/apache/poi/ss/formula/EvaluationTracker.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
⇒ What Is poi-ooxml-5.2.3.jar?
⇐ What Is poi-bin-5.2.3-20220909.zip?
2017-04-04, 100074👍, 0💬
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