/*
 * Copyright (c) 2003, 2013, 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.
 *
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package sun.security.ssl;

import javax.crypto.SecretKey;
import java.io.IOException;
import java.io.PrintStream;
import java.security.Principal;

/**
 * Models a non-certificate based ClientKeyExchange
 */
public abstract class ClientKeyExchange extends HandshakeMessage {

    public ClientKeyExchange() {
    }

    @Override
    int messageType() {
        return ht_client_key_exchange;
    }

    @Override
    public abstract int messageLength();

    @Override
    public abstract void send(HandshakeOutStream s) throws IOException;

    @Override
    public abstract void print(PrintStream s) throws IOException;

    public abstract SecretKey clientKeyExchange();

    public abstract Principal getPeerPrincipal();

    public abstract Principal getLocalPrincipal();
}