/*
 *    GeoTools - The Open Source Java GIS Toolkit
 *    http://geotools.org
 *
 *    (C) 2008, Open Source Geospatial Foundation (OSGeo)
 *
 *    This library is free software; you can redistribute it and/or
 *    modify it under the terms of the GNU Lesser General Public
 *    License as published by the Free Software Foundation;
 *    version 2.1 of the License.
 *
 *    This library is distributed in the hope that it will be useful,
 *    but WITHOUT ANY WARRANTY; without even the implied warranty of
 *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *    Lesser General Public License for more details.
 */
package org.geotools.gce.imagemosaic.jdbc;

import java.util.Collections;
import java.util.Map;

import org.geotools.coverage.grid.io.GridFormatFactorySpi;

/**
 * Implementation of the GridCoverageFormat service provider interface for
 * mosaicing of georeferenced images and image pyramids stored in a jdbc
 * database
 * 
 * @author mcr
 * @since 2.5
 *
 *
 * @source $URL$
 */
public class ImageMosaicJDBCFormatFactory implements GridFormatFactorySpi {
	/**
	 * Tells me if this plugin will work on not given the actual installation.
	 * 
	 * <p>
	 * Dependecies are mostly from JAI and ImageIO so if they are installed you
	 * should not have many problems.
	 * 
	 * @return False if something's missing, true otherwise.
	 */
	public boolean isAvailable() {
		boolean available = true;

		try {
			Class.forName("javax.media.jai.JAI");
			Class
					.forName("org.geotools.gce.imagemosaic.jdbc.ImageMosaicJDBCReader");
		} catch (ClassNotFoundException cnf) {
			available = false;
		}

		return available;
	}

	/**
	 * @see GridFormatFactorySpi#createFormat().
	 */
	public ImageMosaicJDBCFormat createFormat() {
		return new ImageMosaicJDBCFormat();
	}

	/**
	 * Returns the implementation hints. The default implementation returns an
	 * empty map.
	 * 
	 * @return An empty map.
	 */
	public Map getImplementationHints() {
		return Collections.EMPTY_MAP;
	}
}