/*
 * 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
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/*
 * Copyright (c) 1999, 2001 by Sun Microsystems, Inc.
 * All rights reserved.
 *
 */

//  SSrvReg.java:      Message class for SLP service registration request.
//  Author:           James Kempf
//  Created On:       Thu Oct  9 14:47:48 1997
//  Last Modified By: Jason Goldschmidt
//  Last Modified On: Thu Apr  5 14:46:29 2001
//  Update Count:     107
//

package com.sun.slp;

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


/**
 * The SSrvReg class models the server side SLP service registration. The
 * default class does SLPv2 regs, but subclasses can do other versions
 * by redefining the initialize() and makeReply() messages.
 *
 * @author James Kempf
 */

class SSrvReg extends SrvLocMsgImpl {

    ServiceURL URL = null;               // the service URL.
    String serviceType = "";             // service type.
    Vector attrList = new Vector();        // ServiceLocationAttribute objects.
    Hashtable URLSignature = null;  // signature for URL.
    Hashtable attrSignature = null; // the signatures for the attributes.

    // Construct a SSrvReg from the input stream.

    SSrvReg(SrvLocHeader hdr, DataInputStream dis)
        throws ServiceLocationException, IOException {

        super(hdr, SrvLocHeader.SrvReg);

        this.initialize(dis);

    }

    // Initialize the object from the input stream.

    void initialize(DataInputStream dis)
        throws ServiceLocationException, IOException {

        SLPServerHeaderV2 hdr = (SLPServerHeaderV2)getHeader();
        StringBuffer buf = new StringBuffer();

        // Parse in the service URL

        Hashtable table = new Hashtable();

        URL =
            hdr.parseServiceURLIn(dis,
                                  table,
                                ServiceLocationException.INVALID_REGISTRATION);

        URLSignature = (Hashtable)table.get(URL);

        // Parse in service type name.

        hdr.getString(buf, dis);

        // Validate and set URL type.

        ServiceType t = new ServiceType(buf.toString());

        if (!(URL.getServiceType()).isServiceURL() &&
            !t.equals(URL.getServiceType())) {
            URL.setServiceType(t);

        }

        // Parse in the scope list.

        hdr.parseScopesIn(dis);

        // Parse in the attribute list.

        attrSignature =
            hdr.parseAuthenticatedAttributeVectorIn(attrList, dis, false);

        hdr.constructDescription("SrvReg",
                                 "       URL=``" +
                                 URL + "''\n" +
                                 "       service type=``" +
                                 serviceType + "''\n" +
                                 "       attribute list=``" +
                                 attrList + "''\n" +
                                 "       URL signature=" +
                                 AuthBlock.desc(URLSignature) + "\n" +
                                 "       attribute signature=" +
                                 AuthBlock.desc(attrSignature) + "\n");
    }

    // Return a SrvAck. We ignore the existing flag, since in V2, fresh comes
    //  in. In this case, all we need to do is clone the header.

    SrvLocMsg makeReply(boolean existing) {

        SLPServerHeaderV2 hdr =
            ((SLPServerHeaderV2)getHeader()).makeReplyHeader();

        // Construct description.

        hdr.constructDescription("SrvAck", "");

        return hdr;

    }
}