/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
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 * CDDL HEADER END
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/*
 * Copyright (c) 1999 by Sun Microsystems, Inc.
 * All rights reserved.
 *
 */

//  SLPV1SDAAdvert.java: SLPv1 DAAdvert, server side.
//  Author:           James Kempf
//  Created On:       Thu Sep 10 11:00:26 1998
//  Last Modified By: James Kempf
//  Last Modified On: Mon Nov  2 15:55:47 1998
//  Update Count:     27
//


package com.sun.slp;

import java.util.*;
import java.io.*;


/**
 * The SLPV1SDAAdvert class models the SLPv1 DAAdvert message.
 *
 * @author James Kempf
 */

class SLPV1SDAAdvert extends SDAAdvert {

    SLPV1SDAAdvert(SrvLocHeader hdr,
                   short xid,
                   long timestamp,
                   ServiceURL url,
                   Vector scopes,
                   Vector attrs)
        throws ServiceLocationException {

        super(hdr, xid, timestamp, url, scopes, attrs);

    }

    // Initialize the message.

    void initialize(long timestamp,
                    ServiceURL url,
                    Vector scopes,
                    Vector attrs)
        throws ServiceLocationException {

        // By using the incoming header, we are assured of
        //  getting the encoding required by the client.

        SLPHeaderV1 hdr = (SLPHeaderV1)this.hdr;

        int i, n = scopes.size();

        for (i = 0; i < n; i++) {
            hdr.validateScope((String)scopes.elementAt(i));

        }

        // If the only scope we support is default and we are to
        //  support unscoped regs, then advertise us
        //  as an unscoped DA. However, if default is there with others,
        //  we keep it.

        SLPConfig config = SLPConfig.getSLPConfig();

        if (config.getAcceptSLPv1UnscopedRegs() &&
            scopes.size() <= 1 &&
            scopes.contains(Defaults.DEFAULT_SCOPE)) {
            scopes.removeAllElements();

        }

        // Parse out the payload.

        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        // Parse out the URL.

        hdr.parseServiceURLOut(url, false, baos);

        // Parse out the scope list. Same in V1 and V2.

        hdr.parseCommaSeparatedListOut(scopes, baos);

        hdr.payload = baos.toByteArray();

        hdr.iNumReplies = 1;

        hdr.constructDescription("DAAdvert",
                                 "         URL=``" + url + "''\n" +
                                 "         scopes=``" + scopes + "''\n");

    }
}