LiteralPPIO.java

/* Copyright (c) 2001 - 2013 OpenPlans - www.openplans.org. All rights reserved.
 * This code is licensed under the GPL 2.0 license, available at the root
 * application directory.
 */
package org.geoserver.wps.ppio;

import org.geotools.util.Converters;

/**
 * Process parameter input / output for literals in string form. 
 * <p>
 * This class can handle arbitary literal data and does so by delegating to 
 * the geotools converter api, {@link Converters}. However this class may be 
 * subclassed as needed.
 * </p>
 * 
 * @author Lucas Reed, Refractions Research Inc
 * @author Justin Deoliveira, OpenGEO
 *
 */
public class LiteralPPIO extends ProcessParameterIO {

    public LiteralPPIO(Class type) {
        super(type,type);
    }
    
    /**
     * Decodes the parameter (as a string) to its internal object implementation. 
     */
    public Object decode( String value ) throws Exception {
        return Converters.convert(value, getType());
    }
    
    /**
     * Encodes the internal object representation of a parameter as a string.
     */
    public String encode( Object value ) throws Exception {
        return Converters.convert( value, String.class);
    }

}