/**
 * Copyright (c) 2013 Ericsson. and others.  All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v1.0 which accompanies this distribution,
 * and is available at http://www.eclipse.org/legal/epl-v10.html
 */

package org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.action;

import java.math.BigInteger;
import org.opendaylight.openflowplugin.openflow.md.core.sal.convertor.common.Convertor;
import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.inet.types.rev130715.Ipv4Address;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.action.action.SetNwSrcActionCase;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.address.Address;
import org.opendaylight.yang.gen.v1.urn.opendaylight.action.types.rev131112.address.address.Ipv4;

/**
 * Utility class for converting a MD-SAL action subelement into the OF subelement
 */
public class ActionSetNwSrcConvertorV10Impl implements Convertor<SetNwSrcActionCase, Object> {

    @Override
    public Object convert(SetNwSrcActionCase source, BigInteger datapathid) {
        Address address = source.getSetNwSrcAction().getAddress();
        if (address instanceof Ipv4) {
            //FIXME use of substring should be removed and OF models should distinguish where
            //FIXME to use Ipv4Prefix (with mask) and where to use Ipv4Address (without mask)

            String ipAddress = ((Ipv4) address).getIpv4Address().getValue();
            ipAddress = ipAddress.substring(0, ipAddress.indexOf("/"));
            return new Ipv4Address(ipAddress);
        } else {
            throw new IllegalArgumentException("Address is not supported by OF-1.0: " + address.getClass().getName());
        }
    }
}