org.jmage.encoder
Class JDKImageEncoder

java.lang.Object
  org.jmage.encoder.JDKImageEncoder

All Implemented Interfaces:

Configurable, ImageEncoder

public class JDKImageEncoder
extends java.lang.Object
implements ImageEncoder

Use JDK native methods to encode images

Field Summary

protected com.sun.media.jai.codec.ImageEncodeParam	encodeParam
protected java.lang.String	encodingFormat
static java.util.Map	encodingFormats
static java.lang.String	JPEG
static java.lang.String	JPG
static org.apache.log4j.Logger	log
static java.lang.String	PNG

Constructor Summary

JDKImageEncoder()
Default Constructor

Method Summary

boolean	canHandle(ImageRequest request) Test whether the ImageEncoder can handle the request
void	configure(ApplicationContext context) Configure
byte[]	createFrom(ImageRequest request) Encode the image in the specified format
void	initialize(ImageRequest request) Initialize the ImageEncoder for a particular encodingformat using Properties

Methods inherited from class java.lang.Object

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

Field Detail

PNG

public static final java.lang.String PNG

See Also:

Constant Field Values

JPG

public static final java.lang.String JPG

See Also:

Constant Field Values

JPEG

public static final java.lang.String JPEG

See Also:

Constant Field Values

encodingFormats

public static java.util.Map encodingFormats

log

public static org.apache.log4j.Logger log

encodingFormat

protected java.lang.String encodingFormat

encodeParam

protected com.sun.media.jai.codec.ImageEncodeParam encodeParam

Constructor Detail

JDKImageEncoder

public JDKImageEncoder()

Default Constructor

Method Detail

configure

public void configure(ApplicationContext context)

Configure

Specified by:

configure in interface Configurable

Parameters:

context -

canHandle

public boolean canHandle(ImageRequest request)

Description copied from interface: ImageEncoder

Test whether the ImageEncoder can handle the request

Specified by:

canHandle in interface ImageEncoder

Parameters:

request - the ImageRequest

Returns:

[true | false]

initialize

public void initialize(ImageRequest request)
                throws CodecException

Description copied from interface: ImageEncoder

Initialize the ImageEncoder for a particular encodingformat using Properties

Specified by:

initialize in interface ImageEncoder

Throws:

CodecException

createFrom

public byte[] createFrom(ImageRequest request)
                  throws CodecException

Description copied from interface: ImageEncoder

Encode the image in the specified format

Specified by:

createFrom in interface ImageEncoder

Parameters:

request - the imageRequest

Returns:

the encoded image as a byte array.

Throws:

CodecException