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A fork of ical4j-vcard with customizations for bedework
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/**
 * Copyright (c) 2012, Ben Fortuna
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  o Redistributions of source code must retain the above copyright
 * notice, this list of conditions and the following disclaimer.
 *
 *  o Redistributions in binary form must reproduce the above copyright
 * notice, this list of conditions and the following disclaimer in the
 * documentation and/or other materials provided with the distribution.
 *
 *  o Neither the name of Ben Fortuna nor the names of any other contributors
 * may be used to endorse or promote products derived from this software
 * without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package net.fortuna.ical4j.vcard.parameter;

import net.fortuna.ical4j.vcard.Parameter;
import net.fortuna.ical4j.vcard.ParameterFactory;

/**
 * ENCODING parameter.
 * 
 * $Id$
 *
 * Created on 21/08/2008
 *
 * @author Ben
 *
 */
public final class Encoding extends Parameter {

    /**
     * 
     */
    private static final long serialVersionUID = -6912042752317640817L;
    
    /**
     * Binary encoding instance.
     */
    public static final Encoding B = new Encoding("b");
    
    public static final ParameterFactory FACTORY = new Factory();
    
    private final String value;
    
    /**
     * @param value encoding parameter value
     */
    public Encoding(String value) {
        super(Id.ENCODING);
        this.value = value;
    }
    
    /**
     * {@inheritDoc}
     */
    @Override
    public String getValue() {
        return value;
    }

    private static class Factory implements ParameterFactory {
        public Encoding createParameter(final String value) {
            if (Encoding.B.getValue().equals(value)) {
                return Encoding.B;
            }
            return new Encoding(value);
        }
    }
}