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/ddf/EscherClientDataRecord.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.ddf;

import java.util.Map;
import java.util.function.Supplier;

import org.apache.poi.util.GenericRecordUtil;
import org.apache.poi.util.IOUtils;
import org.apache.poi.util.LittleEndian;

/**
 * The EscherClientDataRecord is used to store client specific data about the position of a
 * shape within a container.
 */
public class EscherClientDataRecord extends EscherRecord {

    public static final short RECORD_ID = EscherRecordTypes.CLIENT_DATA.typeID;

    //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 byte[] EMPTY = {};

    private byte[] remainingData;

    /**
     * @param length the max record length allowed for EscherClientDataRecord
     */
    public static void setMaxRecordLength(int length) {
        MAX_RECORD_LENGTH = length;
    }

    /**
     * @return the max record length allowed for EscherClientDataRecord
     */
    public static int getMaxRecordLength() {
        return MAX_RECORD_LENGTH;
    }

    public EscherClientDataRecord() {}

    public EscherClientDataRecord(EscherClientDataRecord other) {
        super(other);
        remainingData = (other.remainingData == null) ? null : other.remainingData.clone();
    }

    @Override
    public int fillFields(byte[] data, int offset, EscherRecordFactory recordFactory) {
        int bytesRemaining = readHeader( data, offset );
        int pos            = offset + 8;

        remainingData = (bytesRemaining == 0) ? EMPTY : IOUtils.safelyClone(data, pos, bytesRemaining, MAX_RECORD_LENGTH);

        return 8 + bytesRemaining;
    }

    @Override
    public int serialize(int offset, byte[] data, EscherSerializationListener listener) {
        listener.beforeRecordSerialize( offset, getRecordId(), this );

        if (remainingData == null) {
            remainingData = EMPTY;
        }
        LittleEndian.putShort( data, offset, getOptions() );
        LittleEndian.putShort( data, offset + 2, getRecordId() );
        LittleEndian.putInt( data, offset + 4, remainingData.length );
        System.arraycopy( remainingData, 0, data, offset + 8, remainingData.length );
        int pos = offset + 8 + remainingData.length;

        listener.afterRecordSerialize( pos, getRecordId(), pos - offset, this );
        return pos - offset;
    }

    @Override
    public int getRecordSize()
    {
        return 8 + (remainingData == null ? 0 : remainingData.length);
    }

    @Override
    public short getRecordId() {
        return RECORD_ID;
    }

    @Override
    public String getRecordName() {
        return EscherRecordTypes.CLIENT_DATA.recordName;
    }

    /**
     * Any data recording this record.
     *
     * @return the remaining bytes
     */
    public byte[] getRemainingData()
    {
        return remainingData;
    }

    /**
     * Any data recording this record.
     *
     * @param remainingData the remaining bytes
     */
    public void setRemainingData( byte[] remainingData ) {
        this.remainingData = (remainingData == null)
            ? new byte[0]
            : remainingData.clone();
    }

    @Override
    public Map<String, Supplier<?>> getGenericProperties() {
        return GenericRecordUtil.getGenericProperties(
            "base", super::getGenericProperties,
            "remainingData", this::getRemainingData
        );
    }

    @Override
    public Enum getGenericRecordType() {
        return EscherRecordTypes.CLIENT_DATA;
    }

    @Override
    public EscherClientDataRecord copy() {
        return new EscherClientDataRecord(this);
    }
}

⏎ org/apache/poi/ddf/EscherClientDataRecord.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
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