/*
* Copyright (c) 2000, Oracle and/or its affiliates. All rights reserved.
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*
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*/
package javax.imageio.spi;
import javax.imageio.
ImageTranscoder;
/**
* The service provider interface (SPI) for <code>ImageTranscoder</code>s.
* For more information on service provider classes, see the class comment
* for the <code>IIORegistry</code> class.
*
* @see IIORegistry
* @see javax.imageio.ImageTranscoder
*
*/
public abstract class
ImageTranscoderSpi extends
IIOServiceProvider {
/**
* Constructs a blank <code>ImageTranscoderSpi</code>. It is up
* to the subclass to initialize instance variables and/or
* override method implementations in order to provide working
* versions of all methods.
*/
protected
ImageTranscoderSpi() {
}
/**
* Constructs an <code>ImageTranscoderSpi</code> with a given set
* of values.
*
* @param vendorName the vendor name.
* @param version a version identifier.
*/
public
ImageTranscoderSpi(
String vendorName,
String version) {
super(
vendorName,
version);
}
/**
* Returns the fully qualified class name of an
* <code>ImageReaderSpi</code> class that generates
* <code>IIOMetadata</code> objects that may be used as input to
* this transcoder.
*
* @return a <code>String</code> containing the fully-qualified
* class name of the <code>ImageReaderSpi</code> implementation class.
*
* @see ImageReaderSpi
*/
public abstract
String getReaderServiceProviderName();
/**
* Returns the fully qualified class name of an
* <code>ImageWriterSpi</code> class that generates
* <code>IIOMetadata</code> objects that may be used as input to
* this transcoder.
*
* @return a <code>String</code> containing the fully-qualified
* class name of the <code>ImageWriterSpi</code> implementation class.
*
* @see ImageWriterSpi
*/
public abstract
String getWriterServiceProviderName();
/**
* Returns an instance of the <code>ImageTranscoder</code>
* implementation associated with this service provider.
*
* @return an <code>ImageTranscoder</code> instance.
*/
public abstract
ImageTranscoder createTranscoderInstance();
}