http://xmlgraphics.apache.org/commons/: Apache XML Graphics Commons is a library that consists of several reusable components used by Apache Batik and Apache FOP. Many of these components can easily be used separately outside the domains of SVG and XSL-FO. (Apache Software Foundation) 
/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/* $Id: AbstractGraphicsConfiguration.java 1732018 2016-02-24 04:51:06Z gadams $ */

package org.apache.xmlgraphics.java2d;

import java.awt.image.VolatileImage;


Adapter to allow subclassing java.awt.GraphicsConfiguration without
compilation errors.
The version for JDK 1.4 needs to add an override for the abstract
createCompatibleVolatileImage() method. It can't be overidden
for JDK 1.3 because there is no VolatileImage there.

/**
 * Adapter to allow subclassing java.awt.GraphicsConfiguration without
 * compilation errors.
 * The version for JDK 1.4 needs to add an override for the abstract
 * createCompatibleVolatileImage() method. It can't be overidden
 * for JDK 1.3 because there is no VolatileImage there.
 *
 */
public abstract class AbstractGraphicsConfiguration extends java.awt.GraphicsConfiguration {

    
See Also:
  • createCompatibleVolatileImage.createCompatibleVolatileImage(int, int)
Since:JDK 1.4
/**
     * @see java.awt.GraphicsConfiguration#createCompatibleVolatileImage(int, int)
     * @since JDK 1.4
     */
    public VolatileImage createCompatibleVolatileImage(int width, int height) {
        return null;
    }

    
See Also:
  • createCompatibleVolatileImage.createCompatibleVolatileImage(int, int, int)
Since:JDK 1.5
/**
     * @see java.awt.GraphicsConfiguration#createCompatibleVolatileImage(int, int, int)
     * @since JDK 1.5
     */
    public VolatileImage createCompatibleVolatileImage(int width, int height, int transparency) {
        return null;
    }

}