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/functions/Counta.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.functions;

import org.apache.poi.ss.formula.TwoDEval;
import org.apache.poi.ss.formula.eval.BlankEval;
import org.apache.poi.ss.formula.eval.ErrorEval;
import org.apache.poi.ss.formula.eval.NumberEval;
import org.apache.poi.ss.formula.eval.ValueEval;
import org.apache.poi.ss.formula.functions.CountUtils.I_MatchPredicate;
import org.apache.poi.ss.formula.functions.CountUtils.I_MatchAreaPredicate;

/**
 * Counts the number of cells that contain data within the list of arguments.
 *
 * Excel Syntax
 * COUNTA(value1,value2,...)
 * Value1, value2, ...   are 1 to 30 arguments representing the values or ranges to be counted.
 */
public final class Counta implements Function {
    private final I_MatchPredicate _predicate;

    public Counta(){
        _predicate = defaultPredicate;
    }

    private Counta(I_MatchPredicate criteriaPredicate){
        _predicate = criteriaPredicate;
    }

    public ValueEval evaluate(ValueEval[] args, int srcCellRow, int srcCellCol) {
        int nArgs = args.length;
        if (nArgs < 1) {
            // too few arguments
            return ErrorEval.VALUE_INVALID;
        }

        if (nArgs > 30) {
            // too many arguments
            return ErrorEval.VALUE_INVALID;
        }

        int temp = 0;

        for (ValueEval arg : args) {
            temp += CountUtils.countArg(arg, _predicate);

        }
        return new NumberEval(temp);
    }

    private static final I_MatchPredicate defaultPredicate = valueEval -> {
        // Note - observed behavior of Excel:
        // Error values like #VALUE!, #REF!, #DIV/0!, #NAME? etc don't cause this COUNTA to return an error
        // in fact, they seem to get counted

        if(valueEval == BlankEval.instance) {
            return false;
        }
        // Note - everything but BlankEval counts
        return true;
    };

    private static final I_MatchPredicate subtotalPredicate = new I_MatchAreaPredicate() {
        public boolean matches(ValueEval valueEval) {
            return defaultPredicate.matches(valueEval);
        }

        /**
         * don't count cells that are subtotals
         */
        public boolean matches(TwoDEval areEval, int rowIndex, int columnIndex) {
            return !areEval.isSubTotal(rowIndex, columnIndex);
        }
    };

    private static final I_MatchPredicate subtotalVisibleOnlyPredicate = new I_MatchAreaPredicate() {
        public boolean matches(ValueEval valueEval) {
            return defaultPredicate.matches(valueEval);
        }

        /**
         * don't count cells in rows that are hidden or subtotal cells
         */
        public boolean matches(TwoDEval areEval, int rowIndex, int columnIndex) {
            return !areEval.isSubTotal(rowIndex, columnIndex) && ! areEval.isRowHidden(rowIndex);
        }
    };

    public static Counta subtotalInstance(boolean includeHiddenRows) {
        return new Counta(includeHiddenRows ? subtotalPredicate : subtotalVisibleOnlyPredicate);
    }

}

⏎ org/apache/poi/ss/formula/functions/Counta.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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