What Is poi-ooxml-5.2.3.jar?

poi-ooxml-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-ooxml-5.2.3.jar supports Apache POI components that read and write Microsoft's Open Office XML document format, which is used in recent versions of Microsoft Office tools like Word 2007, Excel 2007, PowerPoint 2007, etc.

poi-ooxml-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-ooxml-5.2.3.jar
Target JDK version: 9
Dependency:
   poi.jar
   xmlbeans.jar
   ooxml-schemas.jar
   commons-collections.jar
   junit.jar   

File name: poi-ooxml.jar, poi-ooxml-5.2.3.jar
File size: 2010497 bytes
Release date: 09-09-2022
Download: Apache POI Website

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

⏎ org/apache/poi/xssf/usermodel/helpers/HeaderFooterHelper.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.xssf.usermodel.helpers;


public class HeaderFooterHelper {
    // Note - XmlBeans handles entity encoding for us,
    //  so these should be & forms, not the & ones!
    private static final String HeaderFooterEntity_L = "&L";
    private static final String HeaderFooterEntity_C = "&C";
    private static final String HeaderFooterEntity_R = "&R";
    
    // These are other entities that may be used in the
    //  left, center or right. Not exhaustive
    public static final String HeaderFooterEntity_File = "&F";
    public static final String HeaderFooterEntity_Date = "&D";
    public static final String HeaderFooterEntity_Time = "&T";

    public String getLeftSection(String string) {
        return getParts(string)[0];
    }
    public String getCenterSection(String string) {
        return getParts(string)[1];
    }
    public String getRightSection(String string) {
        return getParts(string)[2];
    }
    
    public String setLeftSection(String string, String newLeft) {
        String[] parts = getParts(string);
        parts[0] = newLeft;
        return joinParts(parts);
    }
    public String setCenterSection(String string, String newCenter) {
        String[] parts = getParts(string);
        parts[1] = newCenter;
        return joinParts(parts);
    }
    public String setRightSection(String string, String newRight) {
        String[] parts = getParts(string);
        parts[2] = newRight;
        return joinParts(parts);
    }
    
    /**
     * Split into left, center, right
     */
    private String[] getParts(String string) {
        String[] parts = new String[] { "", "", "" };
        if(string == null)
            return parts;
        
        // They can come in any order, which is just nasty
        // Work backwards from the end, picking the last
        //  on off each time as we go
        int lAt = 0;
        int cAt = 0;
        int rAt = 0;
        
        while(
            // Ensure all indicies get updated, then -1 tested
            (lAt = string.indexOf(HeaderFooterEntity_L)) > -2 &&
            (cAt = string.indexOf(HeaderFooterEntity_C)) > -2 &&  
            (rAt = string.indexOf(HeaderFooterEntity_R)) > -2 &&
            (lAt > -1 || cAt > -1 || rAt > -1)
        ) {
            // Pick off the last one
            if(rAt > cAt && rAt > lAt) {
                parts[2] = string.substring(rAt + HeaderFooterEntity_R.length());
                string = string.substring(0, rAt);
            } else if(cAt > rAt && cAt > lAt) {
                parts[1] = string.substring(cAt + HeaderFooterEntity_C.length());
                string = string.substring(0, cAt);
            } else {
                parts[0] = string.substring(lAt + HeaderFooterEntity_L.length());
                string = string.substring(0, lAt);
            }
        }
        
        return parts;
    }
    private String joinParts(String[] parts) {
        return joinParts(parts[0], parts[1], parts[2]);
    }
    private String joinParts(String l, String c, String r) {
        StringBuilder ret = new StringBuilder(64);

        // Join as c, l, r
        if(c.length() > 0) {
            ret.append(HeaderFooterEntity_C);
            ret.append(c);
        }
        if(l.length() > 0) {
            ret.append(HeaderFooterEntity_L);
            ret.append(l);
        }
        if(r.length() > 0) {
            ret.append(HeaderFooterEntity_R);
            ret.append(r);
        }
        
        return ret.toString();
    }
}

⏎ org/apache/poi/xssf/usermodel/helpers/HeaderFooterHelper.java

Or download all of them as a single archive file:

File name: poi-ooxml-5.2.3-src.zip
File size: 1396572 bytes
Release date: 2022-09-09
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