org.apache.xmlgraphics.image.loader.impl.imageio

Class ImageIOUtil

java.lang.Object

org.apache.xmlgraphics.image.loader.impl.imageio.ImageIOUtil

public final class ImageIOUtil
extends java.lang.Object

Helper and convenience methods for ImageIO.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.Object	IMAGEIO_METADATA Key for ImageInfo's custom objects to embed the ImageIO metadata

Constructor Summary

Constructors

Modifier	Constructor and Description
private	ImageIOUtil()

Method Summary

Modifier and Type	Method and Description
static void	dumpMetadataToSystemOut(javax.imageio.metadata.IIOMetadata iiometa) Dumps the content of an IIOMetadata instance to System.out.
private static void	dumpNodeToSystemOut(org.w3c.dom.Node node) Serializes a W3C DOM node to a String and dumps it to System.out.
static void	extractResolution(javax.imageio.metadata.IIOMetadata iiometa, ImageSize size) Extracts the resolution information from the standard ImageIO metadata.
static org.w3c.dom.Element	getChild(org.w3c.dom.Element el, java.lang.String name) Returns a child element of another element or null if there's no such child.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

IMAGEIO_METADATA

public static final java.lang.Object IMAGEIO_METADATA

Key for ImageInfo's custom objects to embed the ImageIO metadata

Constructor Detail

ImageIOUtil

private ImageIOUtil()

Method Detail

extractResolution

public static void extractResolution(javax.imageio.metadata.IIOMetadata iiometa,
                                     ImageSize size)

Extracts the resolution information from the standard ImageIO metadata.

Parameters:

iiometa - the metadata provided by ImageIO

size - the image size object

getChild

public static org.w3c.dom.Element getChild(org.w3c.dom.Element el,
                                           java.lang.String name)

Returns a child element of another element or null if there's no such child.

Parameters:

el - the parent element

name - the name of the requested child

Returns:

the child or null if there's no such child

dumpMetadataToSystemOut

public static void dumpMetadataToSystemOut(javax.imageio.metadata.IIOMetadata iiometa)

Dumps the content of an IIOMetadata instance to System.out.

Parameters:

iiometa - the metadata

dumpNodeToSystemOut

private static void dumpNodeToSystemOut(org.w3c.dom.Node node)

Serializes a W3C DOM node to a String and dumps it to System.out.

Parameters:

node - a W3C DOM node