/*

 * Copyright (c) 1997, 2019, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code 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 General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

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 */

package sun.rmi.server;

import java.io.IOException;

import java.io.NotSerializableException;

import java.io.ObjectOutput;

import java.rmi.*;

import java.rmi.server.*;

import java.rmi.activation.ActivationID;

import sun.rmi.transport.LiveRef;

/**

 * Server-side ref for a persistent remote impl.

 *

 * @author Ann Wollrath

 */

@SuppressWarnings("serial") // Externalizable class w/o no-arg c'tor

public class ActivatableServerRef extends UnicastServerRef2 {

    private static final long serialVersionUID = 2002967993223003793L;

    private ActivationID id;

    /**

     * Construct a Unicast server remote reference to be exported

     * on the specified port.

     */

    public ActivatableServerRef(ActivationID id, int port)

    {

        this(id, port, null, null);

    }

    /**

     * Construct a Unicast server remote reference to be exported

     * on the specified port.

     */

    public ActivatableServerRef(ActivationID id, int port,

                                RMIClientSocketFactory csf,

                                RMIServerSocketFactory ssf)

    {

        super(new LiveRef(port, csf, ssf));

        this.id = id;

    }

    /**

     * Returns the class of the ref type to be serialized

     */

    public String getRefClass(ObjectOutput out)

    {

        return "ActivatableServerRef";

    }

    /**

     * Return the client remote reference for this remoteRef.

     * In the case of a client RemoteRef "this" is the answer.

     * For  a server remote reference, a client side one will have to

     * found or created.

     */

    protected RemoteRef getClientRef() {

        return new ActivatableRef(id, new UnicastRef2(ref));

    }

    /**

     * Prevents serialization (because deserializaion is impossible).

     */

    public void writeExternal(ObjectOutput out) throws IOException {

        throw new NotSerializableException(

            "ActivatableServerRef not serializable");

    }

}