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:


/* ====================================================================
   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


   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   See the License for the specific language governing permissions and
   limitations under the License.
==================================================================== */

package org.apache.poi.hssf.usermodel;

import java.io.IOException;
import java.util.Iterator;

import org.apache.poi.ddf.*;
import org.apache.poi.hssf.record.*;
import org.apache.poi.poifs.filesystem.DirectoryEntry;
import org.apache.poi.poifs.filesystem.Entry;
import org.apache.poi.ss.usermodel.ObjectData;
import org.apache.poi.util.HexDump;

 * Represents binary object (i.e. OLE) data stored in the file.  Eg. A GIF, JPEG etc...
 * <p>
 * Right now, 13, july, 2012 can not be created from scratch
public final class HSSFObjectData extends HSSFPicture implements ObjectData {
     * Reference to the filesystem root, required for retrieving the object data.
    private final DirectoryEntry _root;

    public HSSFObjectData(EscherContainerRecord spContainer, ObjRecord objRecord, DirectoryEntry _root) {
        super(spContainer, objRecord);
        this._root = _root;

    public String getOLE2ClassName() {
        return findObjectRecord().getOLEClassName();

    public DirectoryEntry getDirectory() throws IOException {
        EmbeddedObjectRefSubRecord subRecord = findObjectRecord();

        int streamId = subRecord.getStreamId().intValue();
        String streamName = "MBD" + HexDump.toHex(streamId);

        Entry entry = _root.getEntry(streamName);
        if (entry instanceof DirectoryEntry) {
            return (DirectoryEntry) entry;
        throw new IOException("Stream " + streamName + " was not an OLE2 directory");

    public byte[] getObjectData() {
        return findObjectRecord().getObjectData();

    public boolean hasDirectoryEntry() {
        EmbeddedObjectRefSubRecord subRecord = findObjectRecord();

        // 'stream id' field tells you
        Integer streamId = subRecord.getStreamId();
        return streamId != null && streamId.intValue() != 0;

     * Finds the EmbeddedObjectRefSubRecord, or throws an
     * Exception if there wasn't one
    protected EmbeddedObjectRefSubRecord findObjectRecord() {

        for (Object subRecord : getObjRecord().getSubRecords()) {
            if (subRecord instanceof EmbeddedObjectRefSubRecord) {
                return (EmbeddedObjectRefSubRecord) subRecord;

        throw new IllegalStateException("Object data does not contain a reference to an embedded object OLE2 directory");

    protected EscherContainerRecord createSpContainer() {
        throw new IllegalStateException("HSSFObjectData cannot be created from scratch");

    protected ObjRecord createObjRecord() {
        throw new IllegalStateException("HSSFObjectData cannot be created from scratch");

    protected void afterRemove(HSSFPatriarch patriarch) {
        throw new IllegalStateException("HSSFObjectData cannot be created from scratch");

    void afterInsert(HSSFPatriarch patriarch) {
        EscherAggregate agg = patriarch.getBoundAggregate();
        agg.associateShapeToObjRecord(getEscherContainer().getChildById(EscherClientDataRecord.RECORD_ID), getObjRecord());
        EscherBSERecord bse =
        bse.setRef(bse.getRef() + 1);

    protected HSSFShape cloneShape() {
        EscherContainerRecord spContainer = new EscherContainerRecord();
        byte[] inSp = getEscherContainer().serialize();
        spContainer.fillFields(inSp, 0, new DefaultEscherRecordFactory());
        ObjRecord obj = (ObjRecord) getObjRecord().cloneViaReserialise();
        return new HSSFObjectData(spContainer, obj, _root);


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


What Is poi-ooxml-5.2.3.jar?

What Is poi-bin-5.2.3-20220909.zip?

Downloading and Installing Apache POI Java Library

⇑⇑ FAQ for Apache POI (Poor Obfuscation Implementation)

2017-04-04, 54801👍, 0💬