JDK 11 java.desktop.jmod is the JMOD file for JDK 11 Desktop module.

JDK 11 Desktop module compiled class files are stored in \fyicenter\jdk-11.0.1\jmods\java.desktop.jmod.

JDK 11 Desktop module compiled class files are also linked and stored in the \fyicenter\jdk-11.0.1\lib\modules JImage file.

JDK 11 Desktop module source code files are stored in \fyicenter\jdk-11.0.1\lib\src.zip\java.desktop.

You can click and view the content of each source code file in the list below.

⏎ com/sun/imageio/plugins/tiff/TIFFJPEGDecompressor.java

/*
 * Copyright (c) 2005, 2017, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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package com.sun.imageio.plugins.tiff;

import java.io.IOException;
import java.io.ByteArrayInputStream;
import java.util.Iterator;
import javax.imageio.ImageIO;
import javax.imageio.ImageReader;
import javax.imageio.ImageReadParam;
import javax.imageio.stream.MemoryCacheImageInputStream;
import javax.imageio.stream.ImageInputStream;
import javax.imageio.plugins.tiff.BaselineTIFFTagSet;
import javax.imageio.plugins.tiff.TIFFField;

public class TIFFJPEGDecompressor extends TIFFDecompressor {
    // Start of Image
    protected static final int SOI = 0xD8;

    // End of Image
    protected static final int EOI = 0xD9;

    protected ImageReader JPEGReader = null;
    protected ImageReadParam JPEGParam;

    protected boolean hasJPEGTables = false;
    protected byte[] tables = null;

    private byte[] data = new byte[0];

    public TIFFJPEGDecompressor() {}

    public void beginDecoding() {
        // Initialize the JPEG reader if needed.
        if(this.JPEGReader == null) {
            // Get all JPEG readers.
            Iterator<ImageReader> iter = ImageIO.getImageReadersByFormatName("jpeg");

            if(!iter.hasNext()) {
                throw new IllegalStateException("No JPEG readers found!");
            }

            // Initialize reader to the first one.
            this.JPEGReader = iter.next();

            this.JPEGParam = JPEGReader.getDefaultReadParam();
        }

        // Get the JPEGTables field.
        TIFFImageMetadata tmetadata = (TIFFImageMetadata)metadata;
        TIFFField f =
            tmetadata.getTIFFField(BaselineTIFFTagSet.TAG_JPEG_TABLES);

        if (f != null) {
            this.hasJPEGTables = true;
            this.tables = f.getAsBytes();
        } else {
            this.hasJPEGTables = false;
        }
    }

    public void decodeRaw(byte[] b,
                          int dstOffset,
                          int bitsPerPixel,
                          int scanlineStride) throws IOException {
        // Seek to the data position for this segment.
        stream.seek(offset);

        // Set the stream variable depending on presence of JPEGTables.
        ImageInputStream is;
        if(this.hasJPEGTables) {
            // The current strip or tile is an abbreviated JPEG stream.

            // Reallocate memory if there is not enough already.
            int dataLength = tables.length + byteCount;
            if(data.length < dataLength) {
                data = new byte[dataLength];
            }

            // Copy the tables ignoring any EOI and subsequent bytes.
            int dataOffset = tables.length;
            for(int i = tables.length - 2; i > 0; i--) {
                if((tables[i] & 0xff) == 0xff &&
                   (tables[i+1] & 0xff) == EOI) {
                    dataOffset = i;
                    break;
                }
            }
            System.arraycopy(tables, 0, data, 0, dataOffset);

            // Check for SOI and skip it if present.
            byte byte1 = (byte)stream.read();
            byte byte2 = (byte)stream.read();
            if(!((byte1 & 0xff) == 0xff && (byte2 & 0xff) == SOI)) {
                data[dataOffset++] = byte1;
                data[dataOffset++] = byte2;
            }

            // Read remaining data.
            stream.readFully(data, dataOffset, byteCount - 2);

            // Create ImageInputStream.
            ByteArrayInputStream bais = new ByteArrayInputStream(data);
            is = new MemoryCacheImageInputStream(bais);
        } else {
            // The current strip or tile is a complete JPEG stream.
            is = stream;
        }

        // Set the stream on the reader.
        JPEGReader.setInput(is, false, true);

        // Set the destination to the raw image ignoring the parameters.
        JPEGParam.setDestination(rawImage);

        // Read the strip or tile.
        JPEGReader.read(0, JPEGParam);
    }

    @SuppressWarnings("deprecation")
    protected void finalize() throws Throwable {
        super.finalize();
        JPEGReader.dispose();
    }
}

⏎ com/sun/imageio/plugins/tiff/TIFFJPEGDecompressor.java

Or download all of them as a single archive file:

File name: java.desktop-11.0.1-src.zip
File size: 7974380 bytes
Release date: 2018-11-04
Download 

⇒ JDK 11 java.instrument.jmod - Instrument Module

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