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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/functions/Bin2Dec.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.OperationEvaluationContext; import org.apache.poi.ss.formula.eval.ErrorEval; import org.apache.poi.ss.formula.eval.NumberEval; import org.apache.poi.ss.formula.eval.OperandResolver; import org.apache.poi.ss.formula.eval.RefEval; import org.apache.poi.ss.formula.eval.ValueEval; import org.apache.poi.util.StringUtil; /** * Implementation for Excel Bin2Dec() function. * <p> * <b>Syntax</b>:<br> <b>Bin2Dec </b>(<b>number</b>)<br> * <p> * Converts a binary number to decimal. * <p> * Number is the binary number you want to convert. Number cannot contain more than 10 characters (10 bits). * The most significant bit of number is the sign bit. The remaining 9 bits are magnitude bits. * Negative numbers are represented using two's-complement notation. * <p> * Remark * If number is not a valid binary number, or if number contains more than 10 characters (10 bits), * BIN2DEC returns the #NUM! error value. */ public class Bin2Dec extends Fixed1ArgFunction implements FreeRefFunction { public static final FreeRefFunction instance = new Bin2Dec(); @Override public ValueEval evaluate(int srcRowIndex, int srcColumnIndex, ValueEval numberVE) { final String number; if (numberVE instanceof RefEval) { RefEval re = (RefEval) numberVE; number = OperandResolver.coerceValueToString(re.getInnerValueEval(re.getFirstSheetIndex())); } else { number = OperandResolver.coerceValueToString(numberVE); } if (number.length() > 10) { return ErrorEval.NUM_ERROR; } String unsigned; //If the leftmost bit is 0 -- number is positive. boolean isPositive; if (number.length() < 10) { unsigned = number; isPositive = true; } else { unsigned = number.substring(1); isPositive = number.startsWith("0"); } String value; try { if (isPositive) { //bit9*2^8 + bit8*2^7 + bit7*2^6 + bit6*2^5 + bit5*2^4+ bit3*2^2+ bit2*2^1+ bit1*2^0 int sum = getDecimalValue(unsigned); value = String.valueOf(sum); } else { //The leftmost bit is 1 -- this is negative number //Inverse bits [1-9] String inverted = toggleBits(unsigned); // Calculate decimal number int sum = getDecimalValue(inverted); //Add 1 to obtained number sum++; value = "-" + sum; } } catch (NumberFormatException e) { return ErrorEval.NUM_ERROR; } return new NumberEval(Long.parseLong(value)); } private int getDecimalValue(String unsigned) { int sum = 0; int numBits = unsigned.length(); int power = numBits - 1; for (int i = 0; i < numBits; i++) { int bit = Integer.parseInt(unsigned.substring(i, i + 1)); int term = (int) (bit * Math.pow(2, power)); sum += term; power--; } return sum; } private static String toggleBits(String s) { long i = Long.parseLong(s, 2); long i2 = i ^ ((1L << s.length()) - 1); StringBuilder s2 = new StringBuilder(Long.toBinaryString(i2)); int need0count = s.length() - s2.length(); if (need0count > 0) { s2.insert(0, StringUtil.repeat('0', need0count)); } return s2.toString(); } @Override public ValueEval evaluate(ValueEval[] args, OperationEvaluationContext ec) { if (args.length != 1) { return ErrorEval.VALUE_INVALID; } return evaluate(ec.getRowIndex(), ec.getColumnIndex(), args[0]); } }
⏎ org/apache/poi/ss/formula/functions/Bin2Dec.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, 98169👍, 0💬
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