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.draw;

import java.awt.Composite;
import java.awt.CompositeContext;
import java.awt.RenderingHints;
import java.awt.image.ColorModel;
import java.awt.image.Raster;
import java.awt.image.WritableRaster;

import org.apache.poi.hwmf.record.HwmfBinaryRasterOp;

 * HWMFs Raster Operation for Binary arguments (Source / Destination)
public class HwmfROP2Composite implements Composite {

    private final HwmfBinaryRasterOp op;

    public HwmfROP2Composite(HwmfBinaryRasterOp op) {
        this.op = op;

    public CompositeContext createContext(ColorModel srcColorModel, ColorModel dstColorModel, RenderingHints hints) {
        return new ROP2Context(op);

    private static class ROP2Context implements CompositeContext {
        private final HwmfBinaryRasterOp op;

        public ROP2Context(HwmfBinaryRasterOp op) {
            this.op = op;

        public void compose(Raster src, Raster dstIn, WritableRaster dstOut) {
            int w = Math.min(src.getWidth(), dstIn.getWidth());
            int h = Math.min(src.getHeight(), dstIn.getHeight());

            int[] srcPixels = new int[w];
            int[] dstPixels = new int[w];

            for (int y = 0; y < h; y++) {
                src.getDataElements(0, y, w, 1, srcPixels);
                dstIn.getDataElements(0, y, w, 1, dstPixels);
                op.process(srcPixels, dstPixels);
                dstOut.setDataElements(0, y, w, 1, dstPixels);

        public void dispose() {


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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