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.

⏎ java/awt/image/CropImageFilter.java

/*
 * Copyright (c) 1995, 2014, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
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 */

package java.awt.image;

import java.awt.image.ImageConsumer;
import java.awt.image.ColorModel;
import java.util.Hashtable;
import java.awt.Rectangle;

/**
 * An ImageFilter class for cropping images.
 * This class extends the basic ImageFilter Class to extract a given
 * rectangular region of an existing Image and provide a source for a
 * new image containing just the extracted region.  It is meant to
 * be used in conjunction with a FilteredImageSource object to produce
 * cropped versions of existing images.
 *
 * @see FilteredImageSource
 * @see ImageFilter
 *
 * @author      Jim Graham
 */
public class CropImageFilter extends ImageFilter {
    int cropX;
    int cropY;
    int cropW;
    int cropH;

    /**
     * Constructs a CropImageFilter that extracts the absolute rectangular
     * region of pixels from its source Image as specified by the x, y,
     * w, and h parameters.
     * @param x the x location of the top of the rectangle to be extracted
     * @param y the y location of the top of the rectangle to be extracted
     * @param w the width of the rectangle to be extracted
     * @param h the height of the rectangle to be extracted
     */
    public CropImageFilter(int x, int y, int w, int h) {
        cropX = x;
        cropY = y;
        cropW = w;
        cropH = h;
    }

    /**
     * Passes along  the properties from the source object after adding a
     * property indicating the cropped region.
     * This method invokes {@code super.setProperties},
     * which might result in additional properties being added.
     * <p>
     * Note: This method is intended to be called by the
     * {@code ImageProducer} of the {@code Image} whose pixels
     * are being filtered. Developers using
     * this class to filter pixels from an image should avoid calling
     * this method directly since that operation could interfere
     * with the filtering operation.
     */
    public void setProperties(Hashtable<?,?> props) {
        @SuppressWarnings("unchecked")
        Hashtable<Object,Object> p = (Hashtable<Object,Object>)props.clone();
        p.put("croprect", new Rectangle(cropX, cropY, cropW, cropH));
        super.setProperties(p);
    }

    /**
     * Override the source image's dimensions and pass the dimensions
     * of the rectangular cropped region to the ImageConsumer.
     * <p>
     * Note: This method is intended to be called by the
     * {@code ImageProducer} of the {@code Image} whose
     * pixels are being filtered. Developers using
     * this class to filter pixels from an image should avoid calling
     * this method directly since that operation could interfere
     * with the filtering operation.
     * @see ImageConsumer
     */
    public void setDimensions(int w, int h) {
        consumer.setDimensions(cropW, cropH);
    }

    /**
     * Determine whether the delivered byte pixels intersect the region to
     * be extracted and passes through only that subset of pixels that
     * appear in the output region.
     * <p>
     * Note: This method is intended to be called by the
     * {@code ImageProducer} of the {@code Image} whose
     * pixels are being filtered. Developers using
     * this class to filter pixels from an image should avoid calling
     * this method directly since that operation could interfere
     * with the filtering operation.
     */
    public void setPixels(int x, int y, int w, int h,
                          ColorModel model, byte pixels[], int off,
                          int scansize) {
        int x1 = x;
        if (x1 < cropX) {
            x1 = cropX;
        }
    int x2 = addWithoutOverflow(x, w);
        if (x2 > cropX + cropW) {
            x2 = cropX + cropW;
        }
        int y1 = y;
        if (y1 < cropY) {
            y1 = cropY;
        }

    int y2 = addWithoutOverflow(y, h);
        if (y2 > cropY + cropH) {
            y2 = cropY + cropH;
        }
        if (x1 >= x2 || y1 >= y2) {
            return;
        }
        consumer.setPixels(x1 - cropX, y1 - cropY, (x2 - x1), (y2 - y1),
                           model, pixels,
                           off + (y1 - y) * scansize + (x1 - x), scansize);
    }

    /**
     * Determine if the delivered int pixels intersect the region to
     * be extracted and pass through only that subset of pixels that
     * appear in the output region.
     * <p>
     * Note: This method is intended to be called by the
     * {@code ImageProducer} of the {@code Image} whose
     * pixels are being filtered. Developers using
     * this class to filter pixels from an image should avoid calling
     * this method directly since that operation could interfere
     * with the filtering operation.
     */
    public void setPixels(int x, int y, int w, int h,
                          ColorModel model, int pixels[], int off,
                          int scansize) {
        int x1 = x;
        if (x1 < cropX) {
            x1 = cropX;
        }
    int x2 = addWithoutOverflow(x, w);
        if (x2 > cropX + cropW) {
            x2 = cropX + cropW;
        }
        int y1 = y;
        if (y1 < cropY) {
            y1 = cropY;
        }

    int y2 = addWithoutOverflow(y, h);
        if (y2 > cropY + cropH) {
            y2 = cropY + cropH;
        }
        if (x1 >= x2 || y1 >= y2) {
            return;
        }
        consumer.setPixels(x1 - cropX, y1 - cropY, (x2 - x1), (y2 - y1),
                           model, pixels,
                           off + (y1 - y) * scansize + (x1 - x), scansize);
    }

    //check for potential overflow (see bug 4801285)
    private int addWithoutOverflow(int x, int w) {
        int x2 = x + w;
        if ( x > 0 && w > 0 && x2 < 0 ) {
            x2 = Integer.MAX_VALUE;
        } else if( x < 0 && w < 0 && x2 > 0 ) {
            x2 = Integer.MIN_VALUE;
        }
        return x2;
    }
}

⏎ java/awt/image/CropImageFilter.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
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