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JRE 8 rt.jar - java.* Package Source Code
JRE 8 rt.jar is the JAR file for JRE 8 RT (Runtime) libraries. JRE (Java Runtime) 8 is the runtime environment included in JDK 8. JRE 8 rt.jar libraries are divided into 6 packages:
com.* - Internal Oracle and Sun Microsystems libraries java.* - Standard Java API libraries. javax.* - Extended Java API libraries. jdk.* - JDK supporting libraries. org.* - Third party libraries. sun.* - Old libraries developed by Sun Microsystems.
JAR File Information:
Directory of C:\fyicenter\jdk-1.8.0_191\jre\lib 63,596,151 rt.jar
Here is the list of Java classes of the java.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.
✍: FYIcenter
⏎ java/awt/image/BufferedImageFilter.java
/* * Copyright (c) 1997, 2000, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package java.awt.image; import java.util.Hashtable; import java.awt.image.ImageConsumer; import java.awt.image.ImageFilter; /** * The <code>BufferedImageFilter</code> class subclasses an * <code>ImageFilter</code> to provide a simple means of * using a single-source/single-destination image operator * ({@link BufferedImageOp}) to filter a <code>BufferedImage</code> * in the Image Producer/Consumer/Observer * paradigm. Examples of these image operators are: {@link ConvolveOp}, * {@link AffineTransformOp} and {@link LookupOp}. * * @see ImageFilter * @see BufferedImage * @see BufferedImageOp */ public class BufferedImageFilter extends ImageFilter implements Cloneable { BufferedImageOp bufferedImageOp; ColorModel model; int width; int height; byte[] bytePixels; int[] intPixels; /** * Constructs a <code>BufferedImageFilter</code> with the * specified single-source/single-destination operator. * @param op the specified <code>BufferedImageOp</code> to * use to filter a <code>BufferedImage</code> * @throws NullPointerException if op is null */ public BufferedImageFilter (BufferedImageOp op) { super(); if (op == null) { throw new NullPointerException("Operation cannot be null"); } bufferedImageOp = op; } /** * Returns the <code>BufferedImageOp</code>. * @return the operator of this <code>BufferedImageFilter</code>. */ public BufferedImageOp getBufferedImageOp() { return bufferedImageOp; } /** * Filters the information provided in the * {@link ImageConsumer#setDimensions(int, int) setDimensions } method * of the {@link ImageConsumer} interface. * <p> * Note: This method is intended to be called by the * {@link ImageProducer} of the <code>Image</code> whose pixels are * being filtered. Developers using this class to retrieve pixels from * an image should avoid calling this method directly since that * operation could result in problems with retrieving the requested * pixels. * <p> * @param width the width to which to set the width of this * <code>BufferedImageFilter</code> * @param height the height to which to set the height of this * <code>BufferedImageFilter</code> * @see ImageConsumer#setDimensions */ public void setDimensions(int width, int height) { if (width <= 0 || height <= 0) { imageComplete(STATICIMAGEDONE); return; } this.width = width; this.height = height; } /** * Filters the information provided in the * {@link ImageConsumer#setColorModel(ColorModel) setColorModel} method * of the <code>ImageConsumer</code> interface. * <p> * If <code>model</code> is <code>null</code>, this * method clears the current <code>ColorModel</code> of this * <code>BufferedImageFilter</code>. * <p> * Note: This method is intended to be called by the * <code>ImageProducer</code> of the <code>Image</code> * whose pixels are being filtered. Developers using this * class to retrieve pixels from an image * should avoid calling this method directly since that * operation could result in problems with retrieving the * requested pixels. * @param model the {@link ColorModel} to which to set the * <code>ColorModel</code> of this <code>BufferedImageFilter</code> * @see ImageConsumer#setColorModel */ public void setColorModel(ColorModel model) { this.model = model; } private void convertToRGB() { int size = width * height; int newpixels[] = new int[size]; if (bytePixels != null) { for (int i = 0; i < size; i++) { newpixels[i] = this.model.getRGB(bytePixels[i] & 0xff); } } else if (intPixels != null) { for (int i = 0; i < size; i++) { newpixels[i] = this.model.getRGB(intPixels[i]); } } bytePixels = null; intPixels = newpixels; this.model = ColorModel.getRGBdefault(); } /** * Filters the information provided in the <code>setPixels</code> * method of the <code>ImageConsumer</code> interface which takes * an array of bytes. * <p> * Note: This method is intended to be called by the * <code>ImageProducer</code> of the <code>Image</code> whose pixels * are being filtered. Developers using * this class to retrieve pixels from an image should avoid calling * this method directly since that operation could result in problems * with retrieving the requested pixels. * @throws IllegalArgumentException if width or height are less than * zero. * @see ImageConsumer#setPixels(int, int, int, int, ColorModel, byte[], int, int) */ public void setPixels(int x, int y, int w, int h, ColorModel model, byte pixels[], int off, int scansize) { // Fix 4184230 if (w < 0 || h < 0) { throw new IllegalArgumentException("Width ("+w+ ") and height ("+h+ ") must be > 0"); } // Nothing to do if (w == 0 || h == 0) { return; } if (y < 0) { int diff = -y; if (diff >= h) { return; } off += scansize * diff; y += diff; h -= diff; } if (y + h > height) { h = height - y; if (h <= 0) { return; } } if (x < 0) { int diff = -x; if (diff >= w) { return; } off += diff; x += diff; w -= diff; } if (x + w > width) { w = width - x; if (w <= 0) { return; } } int dstPtr = y*width + x; if (intPixels == null) { if (bytePixels == null) { bytePixels = new byte[width*height]; this.model = model; } else if (this.model != model) { convertToRGB(); } if (bytePixels != null) { for (int sh = h; sh > 0; sh--) { System.arraycopy(pixels, off, bytePixels, dstPtr, w); off += scansize; dstPtr += width; } } } if (intPixels != null) { int dstRem = width - w; int srcRem = scansize - w; for (int sh = h; sh > 0; sh--) { for (int sw = w; sw > 0; sw--) { intPixels[dstPtr++] = model.getRGB(pixels[off++]&0xff); } off += srcRem; dstPtr += dstRem; } } } /** * Filters the information provided in the <code>setPixels</code> * method of the <code>ImageConsumer</code> interface which takes * an array of integers. * <p> * Note: This method is intended to be called by the * <code>ImageProducer</code> of the <code>Image</code> whose * pixels are being filtered. Developers using this class to * retrieve pixels from an image should avoid calling this method * directly since that operation could result in problems * with retrieving the requested pixels. * @throws IllegalArgumentException if width or height are less than * zero. * @see ImageConsumer#setPixels(int, int, int, int, ColorModel, int[], int, int) */ public void setPixels(int x, int y, int w, int h, ColorModel model, int pixels[], int off, int scansize) { // Fix 4184230 if (w < 0 || h < 0) { throw new IllegalArgumentException("Width ("+w+ ") and height ("+h+ ") must be > 0"); } // Nothing to do if (w == 0 || h == 0) { return; } if (y < 0) { int diff = -y; if (diff >= h) { return; } off += scansize * diff; y += diff; h -= diff; } if (y + h > height) { h = height - y; if (h <= 0) { return; } } if (x < 0) { int diff = -x; if (diff >= w) { return; } off += diff; x += diff; w -= diff; } if (x + w > width) { w = width - x; if (w <= 0) { return; } } if (intPixels == null) { if (bytePixels == null) { intPixels = new int[width * height]; this.model = model; } else { convertToRGB(); } } int dstPtr = y*width + x; if (this.model == model) { for (int sh = h; sh > 0; sh--) { System.arraycopy(pixels, off, intPixels, dstPtr, w); off += scansize; dstPtr += width; } } else { if (this.model != ColorModel.getRGBdefault()) { convertToRGB(); } int dstRem = width - w; int srcRem = scansize - w; for (int sh = h; sh > 0; sh--) { for (int sw = w; sw > 0; sw--) { intPixels[dstPtr++] = model.getRGB(pixels[off++]); } off += srcRem; dstPtr += dstRem; } } } /** * Filters the information provided in the <code>imageComplete</code> * method of the <code>ImageConsumer</code> interface. * <p> * Note: This method is intended to be called by the * <code>ImageProducer</code> of the <code>Image</code> whose pixels * are being filtered. Developers using * this class to retrieve pixels from an image should avoid calling * this method directly since that operation could result in problems * with retrieving the requested pixels. * @param status the status of image loading * @throws ImagingOpException if there was a problem calling the filter * method of the <code>BufferedImageOp</code> associated with this * instance. * @see ImageConsumer#imageComplete */ public void imageComplete(int status) { WritableRaster wr; switch(status) { case IMAGEERROR: case IMAGEABORTED: // reinitialize the params model = null; width = -1; height = -1; intPixels = null; bytePixels = null; break; case SINGLEFRAMEDONE: case STATICIMAGEDONE: if (width <= 0 || height <= 0) break; if (model instanceof DirectColorModel) { if (intPixels == null) break; wr = createDCMraster(); } else if (model instanceof IndexColorModel) { int[] bandOffsets = {0}; if (bytePixels == null) break; DataBufferByte db = new DataBufferByte(bytePixels, width*height); wr = Raster.createInterleavedRaster(db, width, height, width, 1, bandOffsets, null); } else { convertToRGB(); if (intPixels == null) break; wr = createDCMraster(); } BufferedImage bi = new BufferedImage(model, wr, model.isAlphaPremultiplied(), null); bi = bufferedImageOp.filter(bi, null); WritableRaster r = bi.getRaster(); ColorModel cm = bi.getColorModel(); int w = r.getWidth(); int h = r.getHeight(); consumer.setDimensions(w, h); consumer.setColorModel(cm); if (cm instanceof DirectColorModel) { DataBufferInt db = (DataBufferInt) r.getDataBuffer(); consumer.setPixels(0, 0, w, h, cm, db.getData(), 0, w); } else if (cm instanceof IndexColorModel) { DataBufferByte db = (DataBufferByte) r.getDataBuffer(); consumer.setPixels(0, 0, w, h, cm, db.getData(), 0, w); } else { throw new InternalError("Unknown color model "+cm); } break; } consumer.imageComplete(status); } private final WritableRaster createDCMraster() { WritableRaster wr; DirectColorModel dcm = (DirectColorModel) model; boolean hasAlpha = model.hasAlpha(); int[] bandMasks = new int[3+(hasAlpha ? 1 : 0)]; bandMasks[0] = dcm.getRedMask(); bandMasks[1] = dcm.getGreenMask(); bandMasks[2] = dcm.getBlueMask(); if (hasAlpha) { bandMasks[3] = dcm.getAlphaMask(); } DataBufferInt db = new DataBufferInt(intPixels, width*height); wr = Raster.createPackedRaster(db, width, height, width, bandMasks, null); return wr; } }
⏎ java/awt/image/BufferedImageFilter.java
Or download all of them as a single archive file:
File name: jre-rt-java-1.8.0_191-src.zip File size: 6664831 bytes Release date: 2018-10-28 Download
⇒ JRE 8 rt.jar - javax.* Package Source Code
2023-08-23, 246102👍, 4💬
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