What Is poi-scratchpad-5.2.3.jar?

What Is poi-scratchpad-5.2.3.jar?

✍: FYIcenter.com

poi-scratchpad-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-scratchpad-5.2.3.jar provides support for older versions of Microsoft document files like Word 97, Excel 97, PowerPoint 97, etc.

poi-scratchpad-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-scratchpad-5.2.3.jar
Target JDK version: 9

File name: poi-scratchpad.jar, poi-scratchpad-5.2.3.jar
File size: 1897121 bytes
Release date: 09-09-2022
Download: Apache POI Website

Here are Java Source Code files for poi-scratchpad-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.hwmf.record;

import java.awt.geom.Rectangle2D;
import java.io.IOException;

import org.apache.poi.util.LittleEndianConsts;
import org.apache.poi.util.LittleEndianInputStream;

public class HwmfPlaceableHeader {
    public static final int WMF_HEADER_MAGIC = 0x9AC6CDD7;
    final Rectangle2D bounds;
    final int unitsPerInch;
    protected HwmfPlaceableHeader(LittleEndianInputStream leis) throws IOException {
         * HWmf (2 bytes):  The resource handle to the metafile, when the metafile is in memory. When
         * the metafile is on disk, this field MUST contain 0x0000. This attribute of the metafile is
         * specified in the Type field of the META_HEADER record.
        leis.readShort(); // ignore
         * BoundingBox (8 bytes):  The destination rectangle, measured in logical units, for displaying
         * the metafile. The size of a logical unit is specified by the Inch field.
        int x1 = leis.readShort();
        int y1 = leis.readShort();
        int x2 = leis.readShort();
        int y2 = leis.readShort();
        bounds = new Rectangle2D.Double(Math.min(x1,x2), Math.min(y1,y2), Math.abs(x2-x1), Math.abs(y2-y1));
         * Inch (2 bytes):  The number of logical units per inch used to represent the image.
         * This value can be used to scale an image.
         * By convention, an image is considered to be recorded at 1440 logical units (twips) per inch.
         * Thus, a value of 720 specifies that the image SHOULD be rendered at twice its normal size,
         * and a value of 2880 specifies that the image SHOULD be rendered at half its normal size.
        unitsPerInch = leis.readShort();
         * Reserved (4 bytes):  A field that is not used and MUST be set to 0x00000000.
         * Checksum (2 bytes):  A checksum for the previous 10 16-bit values in the header.
         * This value can be used to determine whether the metafile has become corrupted.

        // sometimes the placeable header is filled/aligned to dwords.
        // check for padding 0 bytes.
        if (leis.readShort() != 0) {
    public static HwmfPlaceableHeader readHeader(LittleEndianInputStream leis) throws IOException {
        int magic = leis.readInt();
        if (magic == WMF_HEADER_MAGIC) {
            return new HwmfPlaceableHeader(leis);
        } else {
            return null;

    public Rectangle2D getBounds() {
        return bounds;

    public int getUnitsPerInch() {
        return unitsPerInch;


Or download all of them as a single archive file:

File name: poi-scratchpad-5.2.3-src.zip
File size: 1238744 bytes
Release date: 2022-09-09


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