ImageIOPluginScanner.java

package org.mapfish.print;

import org.springframework.context.ApplicationListener;
import org.springframework.context.event.ContextRefreshedEvent;

import javax.imageio.ImageIO;

/**
 * Scans for ImageIO plugins when the application context is loaded.
 */
public final class ImageIOPluginScanner implements ApplicationListener<ContextRefreshedEvent> {
    /**
     * Ensure that extensions for ImageIO (like the reader and writer for TIFF) are registered.
     * This is required for certain Windows systems.
     *
     * @param event the startup event.  Not needed here but required for API.
     */
    @Override
    public void onApplicationEvent(final ContextRefreshedEvent event) {
        ImageIO.scanForPlugins();
    }
}