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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/function/FunctionMetadataReader.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.function; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStream; import java.io.InputStreamReader; import java.nio.charset.StandardCharsets; import java.util.Arrays; import java.util.HashSet; import java.util.Set; import java.util.regex.Pattern; import org.apache.poi.ss.formula.ptg.Ptg; import org.apache.poi.util.IOUtils; /** * Converts the text meta-data file into a {@code FunctionMetadataRegistry} */ final class FunctionMetadataReader { //arbitrarily selected; may need to increase private static final int DEFAULT_MAX_RECORD_LENGTH = 100_000; private static int MAX_RECORD_LENGTH = DEFAULT_MAX_RECORD_LENGTH; private static final String METADATA_FILE_NAME = "functionMetadata.txt"; private static final String METADATA_FILE_NAME_CETAB = "functionMetadataCetab.txt"; /** plain ASCII text metadata file uses three dots for ellipsis */ private static final String ELLIPSIS = "..."; private static final Pattern TAB_DELIM_PATTERN = Pattern.compile("\t"); private static final Pattern SPACE_DELIM_PATTERN = Pattern.compile(" "); private static final byte[] EMPTY_BYTE_ARRAY = { }; private static final String[] DIGIT_ENDING_FUNCTION_NAMES = { // Digits at the end of a function might be due to a left-over footnote marker. // except in these cases "LOG10", "ATAN2", "DAYS360", "SUMXMY2", "SUMX2MY2", "SUMX2PY2", "A1.R1C1", }; private static final Set<String> DIGIT_ENDING_FUNCTION_NAMES_SET = new HashSet<>(Arrays.asList(DIGIT_ENDING_FUNCTION_NAMES)); /** * @param length the max record length allowed for FunctionMetadataReader */ public static void setMaxRecordLength(int length) { MAX_RECORD_LENGTH = length; } /** * @return the max record length allowed for FunctionMetadataReader */ public static int getMaxRecordLength() { return MAX_RECORD_LENGTH; } public static FunctionMetadataRegistry createRegistry() { FunctionDataBuilder fdb = new FunctionDataBuilder(800); readResourceFile(fdb, METADATA_FILE_NAME); return fdb.build(); } public static FunctionMetadataRegistry createRegistryCetab() { FunctionDataBuilder fdb = new FunctionDataBuilder(800); readResourceFile(fdb, METADATA_FILE_NAME_CETAB); return fdb.build(); } private static void readResourceFile(FunctionDataBuilder fdb, String resourceFile) { try (InputStream is = FunctionMetadataReader.class.getResourceAsStream(resourceFile)) { if (is == null) { throw new RuntimeException("resource '" + resourceFile + "' not found"); } try(BufferedReader br = new BufferedReader(new InputStreamReader(is, StandardCharsets.UTF_8))) { while (true) { String line = br.readLine(); if (line == null) { break; } if (line.length() < 1 || line.charAt(0) == '#') { continue; } String trimLine = line.trim(); if (trimLine.length() < 1) { continue; } processLine(fdb, line); } } } catch (IOException e) { throw new RuntimeException(e); } } private static void processLine(FunctionDataBuilder fdb, String line) { String[] parts = TAB_DELIM_PATTERN.split(line, -2); if(parts.length != 8) { throw new RuntimeException("Bad line format '" + line + "' - expected 8 data fields delimited by tab, " + "but had " + parts.length + ": " + Arrays.toString(parts)); } int functionIndex = parseInt(parts[0]); String functionName = parts[1]; int minParams = parseInt(parts[2]); int maxParams = parseInt(parts[3]); byte returnClassCode = parseReturnTypeCode(parts[4]); byte[] parameterClassCodes = parseOperandTypeCodes(parts[5]); // 6 isVolatile boolean hasNote = parts[7].length() > 0; validateFunctionName(functionName); // TODO - make POI use isVolatile fdb.add(functionIndex, functionName, minParams, maxParams, returnClassCode, parameterClassCodes, hasNote); } private static byte parseReturnTypeCode(String code) { if(code.length() == 0) { return Ptg.CLASS_REF; // happens for GETPIVOTDATA } return parseOperandTypeCode(code); } private static byte[] parseOperandTypeCodes(String codes) { if(codes.length() < 1) { return EMPTY_BYTE_ARRAY; // happens for GETPIVOTDATA } if(isDash(codes)) { // '-' means empty: return EMPTY_BYTE_ARRAY; } String[] array = SPACE_DELIM_PATTERN.split(codes); int nItems = array.length; if(ELLIPSIS.equals(array[nItems-1])) { // final ellipsis is optional, and ignored // (all unspecified params are assumed to be the same as the last) nItems --; } byte[] result = IOUtils.safelyAllocate(nItems, MAX_RECORD_LENGTH); for (int i = 0; i < nItems; i++) { result[i] = parseOperandTypeCode(array[i]); } return result; } private static boolean isDash(String codes) { return codes.length() == 1 && codes.charAt(0) == '-'; } private static byte parseOperandTypeCode(String code) { if(code.length() != 1) { throw new RuntimeException("Bad operand type code format '" + code + "' expected single char"); } switch(code.charAt(0)) { case 'V': return Ptg.CLASS_VALUE; case 'R': return Ptg.CLASS_REF; case 'A': return Ptg.CLASS_ARRAY; } throw new IllegalArgumentException("Unexpected operand type code '" + code + "' (" + (int)code.charAt(0) + ")"); } /** * Makes sure that footnote digits from the original OOO document have not been accidentally * left behind */ private static void validateFunctionName(String functionName) { int len = functionName.length(); int ix = len - 1; if (!Character.isDigit(functionName.charAt(ix))) { return; } while(ix >= 0) { if (!Character.isDigit(functionName.charAt(ix))) { break; } ix--; } if(DIGIT_ENDING_FUNCTION_NAMES_SET.contains(functionName)) { return; } throw new RuntimeException("Invalid function name '" + functionName + "' (is footnote number incorrectly appended)"); } private static int parseInt(String valStr) { try { return Integer.parseInt(valStr); } catch (NumberFormatException e) { throw new RuntimeException("Value '" + valStr + "' could not be parsed as an integer"); } } }
⏎ org/apache/poi/ss/formula/function/FunctionMetadataReader.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, 57919👍, 0💬
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