Example usage for java.awt.image BufferedImage hashCode

Introduction

In this page you can find the example usage for java.awt.image BufferedImage hashCode.

Prototype

@HotSpotIntrinsicCandidate
public native int hashCode();

Source Link

Document

Returns a hash code value for the object.

Usage

From source file:org.eclipse.birt.chart.device.svg.SVGGraphics2D.java

private Element createEmbeddeImage(BufferedImage img) {
    if (img == null) {
        return null;
    }/*from w  w w.jav a  2  s .  co  m*/

    int width = img.getWidth();
    int height = img.getHeight();
    ImageWriter iw = ImageWriterFactory.instance().createByFormatName("png"); //$NON-NLS-1$
    ByteArrayOutputStream baos = new ByteArrayOutputStream(8192 * 2);
    String sUrl = null;
    try {
        final ImageOutputStream ios = SecurityUtil.newImageOutputStream(baos);
        ImageWriteParam iwp = iw.getDefaultWriteParam();
        iw.setOutput(ios);
        iw.write((IIOMetadata) null, new IIOImage(img, null, null), iwp);
        img.flush();
        ios.close();
        sUrl = SVGImage.BASE64 + new String(Base64.encodeBase64(baos.toByteArray()));
    } catch (Exception ex) {
        logger.log(ex);
    } finally {
        iw.dispose();
    }

    Element elemG = dom.createElement("g"); //$NON-NLS-1$
    elemG.setAttribute("id", "img_" + img.hashCode()); //$NON-NLS-1$//$NON-NLS-2$
    Element elem = dom.createElement("image"); //$NON-NLS-1$
    elem.setAttribute("x", "0"); //$NON-NLS-1$//$NON-NLS-2$
    elem.setAttribute("y", "0"); //$NON-NLS-1$ //$NON-NLS-2$
    elem.setAttribute("width", Integer.toString(width)); //$NON-NLS-1$
    elem.setAttribute("height", Integer.toString(height)); //$NON-NLS-1$
    elem.setAttribute("xlink:href", sUrl); //$NON-NLS-1$
    elemG.appendChild(elem);

    return elemG;
}

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